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, 2000 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU CC.
   7
   8 #GNU CC is free software; you can redistribute it and/or modify
   9 #it under the terms of the GNU General Public License as published by
  10 #the Free Software Foundation; either version 2, or (at your option)
  11 #any later version.
  12
  13 #GNU CC is distributed in the hope that it will be useful,
  14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #GNU General Public License for more details.
  17
  18 #You should have received a copy of the GNU General Public License
  19 #along with GNU CC; see the file COPYING.  If not, write to
  20 #the Free Software Foundation, 59 Temple Place - Suite 330,
  21 #Boston, MA 02111-1307, USA.
  22
  23 # Initialization and defaults
  24 AC_PREREQ(2.13)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER",
 105         [Define to enable the use of a default linker.])
 106 fi
 107
 108 # With GNU as
 109 AC_ARG_WITH(gnu-as,
 110 [  --with-gnu-as           arrange to work with GNU as.],
 111 gas_flag="$with_gnu_as",
 112 gas_flag=no)
 113
 114 AC_ARG_WITH(as,
 115 [  --with-as               arrange to use the specified as (full pathname).],
 116 DEFAULT_ASSEMBLER="$with_as")
 117 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 118   if test ! -x "$DEFAULT_ASSEMBLER"; then
 119     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 120   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 121     gas_flag=yes
 122   fi
 123   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER",
 124         [Define to enable the use of a default assembler.])
 125 fi
 126
 127 # With stabs
 128 AC_ARG_WITH(stabs,
 129 [  --with-stabs            arrange to use stabs instead of host debug format.],
 130 stabs="$with_stabs",
 131 stabs=no)
 132
 133 # With ELF
 134 AC_ARG_WITH(elf,
 135 [  --with-elf              arrange to use ELF instead of host debug format.],
 136 elf="$with_elf",
 137 elf=no)
 138
 139 # Specify the local prefix
 140 local_prefix=
 141 AC_ARG_WITH(local-prefix,
 142 [  --with-local-prefix=DIR specifies directory to put local include.],
 143 [case "${withval}" in
 144 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 145 no)     ;;
 146 *)      local_prefix=$with_local_prefix ;;
 147 esac])
 148
 149 # Default local prefix if it is empty
 150 if test x$local_prefix = x; then
 151         local_prefix=/usr/local
 152 fi
 153
 154 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 155 # passed in by the toplevel make and thus we'd get different behavior
 156 # depending on where we built the sources.
 157 gcc_gxx_include_dir=
 158 # Specify the g++ header file directory
 159 AC_ARG_WITH(gxx-include-dir,
 160 [  --with-gxx-include-dir=DIR
 161                           specifies directory to put g++ header files.],
 162 [case "${withval}" in
 163 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 164 no)     ;;
 165 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 166 esac])
 167
 168 if test x${gcc_gxx_include_dir} = x; then
 169   if test x${enable_version_specific_runtime_libs} = xyes; then
 170     gcc_gxx_include_dir='${libsubdir}/include/g++'
 171   else
 172     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 173 changequote(<<, >>)dnl
 174     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 175 changequote([, ])dnl
 176   fi
 177 fi
 178
 179 # Enable expensive internal checks
 180 AC_ARG_ENABLE(checking,
 181 [  --enable-checking[=LIST]
 182                           enable expensive run-time checks.  With LIST,
 183                           enable only specific categories of checks.
 184                           Categories are: misc,tree,rtl,gc,gcac; default
 185                           is misc,tree,rtl],
 186 [ac_checking=
 187 ac_tree_checking=
 188 ac_rtl_checking=
 189 ac_gc_checking=
 190 ac_gc_always_collect=
 191 case "${enableval}" in
 192 yes)    ac_checking=1 ; ac_tree_checking=1 ; ac_rtl_checking=1 ;;
 193 no)     ;;
 194 *)      IFS="${IFS=     }"; ac_save_IFS="$IFS" IFS="$IFS,"
 195         set fnord $enableval; shift
 196         IFS="$ac_save_IFS"
 197         for check
 198         do
 199                 case $check in
 200                 misc)   ac_checking=1 ;;
 201                 tree)   ac_tree_checking=1 ;;
 202                 rtl)    ac_rtl_checking=1 ;;
 203                 gc)     ac_gc_checking=1 ;;
 204                 gcac)   ac_gc_always_collect=1 ;;
 205                 *)      AC_MSG_ERROR(unknown check category $check) ;;
 206                 esac
 207         done
 208         ;;
 209 esac
 210 if test x$ac_checking != x ; then
 211   AC_DEFINE(ENABLE_CHECKING, 1,
 212 [Define if you want more run-time sanity checks.  This one gets a grab
 213    bag of miscellaneous but relatively cheap checks.])
 214 fi
 215 if test x$ac_tree_checking != x ; then
 216   AC_DEFINE(ENABLE_TREE_CHECKING, 1,
 217 [Define if you want all operations on trees (the basic data
 218    structure of the front ends) to be checked for dynamic type safety
 219    at runtime.  This is moderately expensive.])
 220 fi
 221 if test x$ac_rtl_checking != x ; then
 222   AC_DEFINE(ENABLE_RTL_CHECKING, 1,
 223 [Define if you want all operations on RTL (the basic data structure
 224    of the optimizer and back end) to be checked for dynamic type safety
 225    at runtime.  This is quite expensive.])
 226 fi
 227 if test x$ac_gc_checking != x ; then
 228   AC_DEFINE(ENABLE_GC_CHECKING, 1,
 229 [Define if you want the garbage collector to do object poisoning and
 230    other memory allocation checks.  This is quite expensive.])
 231 fi
 232 if test x$ac_gc_always_collect != x ; then
 233   AC_DEFINE(ENABLE_GC_ALWAYS_COLLECT, 1,
 234 [Define if you want the garbage collector to operate in maximally
 235    paranoid mode, validating the entire heap and collecting garbage at
 236    every opportunity.  This is extremely expensive.])
 237 fi
 238 ])
 239
 240 AC_ARG_ENABLE(cpp,
 241 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 242 [], [enable_cpp=yes])
 243
 244 AC_ARG_WITH(cpp_install_dir,
 245 [  --with-cpp-install-dir=DIR
 246                           install the user visible C preprocessor in DIR
 247                           (relative to PREFIX) as well as PREFIX/bin.],
 248 [if test x$withval = xyes; then
 249   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 250 elif test x$withval != xno; then
 251   cpp_install_dir=$withval
 252 fi])
 253
 254 dnl Disable this for the moment; the library interface is changing.
 255 dnl # Link cpplib into the compiler proper, for C/C++/ObjC.
 256 dnl AC_ARG_ENABLE(c-cpplib,
 257 dnl [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 258 dnl                           (EXPERIMENTAL) (implies --enable-cpplib).],
 259 dnl if test x$enable_c_cpplib != xno; then
 260 dnl  extra_c_objs="${extra_c_objs} libcpp.a"
 261 dnl  extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 262 dnl  extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 263 dnl fi)
 264
 265 # Enable Multibyte Characters for C/C++
 266 AC_ARG_ENABLE(c-mbchar,
 267 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 268 if test x$enable_c_mbchar != xno; then
 269   extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
 270 fi)
 271
 272 # Enable threads
 273 # Pass with no value to take the default
 274 # Pass with a value to specify a thread package
 275 AC_ARG_ENABLE(threads,
 276 [  --enable-threads        enable thread usage for target GCC.
 277   --enable-threads=LIB    use LIB thread package for target GCC.],
 278 if test x$enable_threads = xno; then
 279         enable_threads=''
 280 fi,
 281 enable_threads='')
 282
 283 enable_threads_flag=$enable_threads
 284 # Check if a valid thread package
 285 case x${enable_threads_flag} in
 286         x | xno)
 287                 # No threads
 288                 target_thread_file='single'
 289                 ;;
 290         xyes)
 291                 # default
 292                 target_thread_file=''
 293                 ;;
 294         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 295         xsolaris | xwin32 | xdce | xvxworks)
 296                 target_thread_file=$enable_threads_flag
 297                 ;;
 298         *)
 299                 echo "$enable_threads is an unknown thread package" 1>&2
 300                 exit 1
 301                 ;;
 302 esac
 303
 304 AC_ARG_ENABLE(objc-gc,
 305 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 306                           the GNU Objective-C runtime.],
 307 if test x$enable_objc_gc = xno; then
 308         objc_boehm_gc=''
 309 else
 310         objc_boehm_gc=1
 311 fi,
 312 objc_boehm_gc='')
 313
 314 AC_ARG_WITH(dwarf2,
 315 [  --with-dwarf2          force the default debug format to be DWARF2.],
 316 dwarf2="$with_dwarf2",
 317 dwarf2=no)
 318
 319 # Determine the host, build, and target systems
 320 AC_CANONICAL_SYSTEM
 321
 322 # Find the native compiler
 323 AC_PROG_CC
 324 AC_PROG_CC_C_O
 325 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
 326   NO_MINUS_C_MINUS_O=yes
 327 fi
 328 AC_SUBST(NO_MINUS_C_MINUS_O)
 329
 330 gcc_AC_C_LONG_DOUBLE
 331
 332 AC_MSG_CHECKING(whether ${CC-cc} accepts -Wno-long-long)
 333 echo 'void f(){}' > conftest.c
 334 if test -z "`${CC-cc} -Wno-long-long -c conftest.c 2>&1`"; then
 335   ac_cv_prog_cc_no_long_long=yes
 336 else
 337   ac_cv_prog_cc_no_long_long=no
 338 fi
 339 rm -f conftest*
 340 echo "$ac_t"$ac_cv_prog_cc_no_long_long 1>&6
 341
 342 # If the native compiler is GCC, we can enable warnings even in stage1.
 343 # That's useful for people building cross-compilers, or just running a
 344 # quick `make'.
 345 stage1_warn_cflags=" -W -Wall -Wtraditional -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes"
 346 stage2_warn_cflags="$stage1_warn_cflags -pedantic -Wno-long-long"
 347 if test "x$GCC" = "xyes"; then
 348   if test $ac_cv_prog_cc_no_long_long = yes; then
 349     stage1_warn_cflags="$stage1_warn_cflags -pedantic -Wno-long-long"
 350   fi
 351 else
 352   stage1_warn_cflags=""
 353 fi
 354 AC_SUBST(stage1_warn_cflags)
 355 AC_SUBST(stage2_warn_cflags)
 356
 357 AC_PROG_MAKE_SET
 358
 359 AC_MSG_CHECKING([whether a default assembler was specified])
 360 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 361     if test x"$gas_flag" = x"no"; then
 362         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 363     else
 364         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 365     fi
 366 else
 367     AC_MSG_RESULT(no)
 368 fi
 369
 370 AC_MSG_CHECKING([whether a default linker was specified])
 371 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 372     if test x"$gnu_ld_flag" = x"no"; then
 373         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 374     else
 375         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 376     fi
 377 else
 378     AC_MSG_RESULT(no)
 379 fi
 380
 381 AC_C_INLINE
 382
 383 # Find some useful tools
 384 AC_PROG_AWK
 385 AC_PROG_LEX
 386 gcc_AC_PROG_LN
 387 gcc_AC_PROG_LN_S
 388 gcc_AC_C_VOLATILE
 389 AC_PROG_RANLIB
 390 AC_PROG_YACC
 391 gcc_AC_PROG_INSTALL
 392
 393 AC_HEADER_STDC
 394 AC_HEADER_TIME
 395 gcc_AC_HEADER_STRING
 396 AC_HEADER_SYS_WAIT
 397 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 398                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 399                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 400                  direct.h malloc.h)
 401
 402 # Check for thread headers.
 403 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 404 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 405
 406 # See if GNAT has been installed
 407 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 408
 409 # Do we have a single-tree copy of texinfo?
 410 if test -f $srcdir/../texinfo/Makefile.in; then
 411   MAKEINFO='$(objdir)/../texinfo/makeinfo/makeinfo'
 412   gcc_cv_prog_makeinfo_modern=yes
 413   AC_MSG_RESULT([Using makeinfo from the unified source tree.])
 414 else
 415   # See if makeinfo has been installed and is modern enough
 416   # that we can use it.
 417   gcc_AC_CHECK_PROG_VER(MAKEINFO, makeinfo, --version,
 418   [GNU texinfo.* \([0-9][0-9.]*\)],
 419   [3.1[2-9] | 3.[2-9][0-9] | 4.* | 1.6[89] | 1.7[0-9]])
 420 fi
 421
 422 if test $gcc_cv_prog_makeinfo_modern = no; then
 423   AC_MSG_WARN([
 424 *** Makeinfo is missing or too old.
 425 *** Info documentation will not be built or installed.])
 426   BUILD_INFO=
 427   INSTALL_INFO=
 428 else
 429   BUILD_INFO=info               AC_SUBST(BUILD_INFO)
 430   INSTALL_INFO=install-info     AC_SUBST(INSTALL_INFO)
 431 fi
 432
 433 # See if the stage1 system preprocessor understands the ANSI C
 434 # preprocessor stringification operator.
 435 AC_C_STRINGIZE
 436
 437 # Use <inttypes.h> only if it exists,
 438 # doesn't clash with <sys/types.h>, and declares intmax_t.
 439 AC_MSG_CHECKING(for inttypes.h)
 440 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 441 [AC_TRY_COMPILE(
 442   [#include <sys/types.h>
 443 #include <inttypes.h>],
 444   [intmax_t i = -1;],
 445   [gcc_cv_header_inttypes_h=yes],
 446   gcc_cv_header_inttypes_h=no)])
 447 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 448 if test $gcc_cv_header_inttypes_h = yes; then
 449   AC_DEFINE(HAVE_INTTYPES_H, 1,
 450         [Define if you have a working <inttypes.h> header file.])
 451 fi
 452
 453 #
 454 # Determine if enumerated bitfields are unsigned.   ISO C says they can
 455 # be either signed or unsigned.
 456 #
 457 AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
 458 [AC_TRY_RUN(#include <stdlib.h>
 459 enum t { BLAH = 128 } ;
 460 struct s_t { enum t member : 8; } s ;
 461 int main(void)
 462 {
 463         s.member = BLAH;
 464         if (s.member < 0) exit(1);
 465         exit(0);
 466
 467 }, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
 468 if test $gcc_cv_enum_bf_unsigned = yes; then
 469   AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
 470     [Define if enumerated bitfields are treated as unsigned values.])
 471 fi
 472
 473 AC_CHECK_FUNCS(strtoul bsearch putenv popen bcopy bzero bcmp \
 474         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 475         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 476         fputs_unlocked getrusage valloc)
 477
 478 AC_CHECK_TYPE(ssize_t, int)
 479
 480 gcc_AC_FUNC_VFPRINTF_DOPRNT
 481 gcc_AC_FUNC_PRINTF_PTR
 482
 483 case "${host}" in
 484 *-*-uwin*)
 485   # Under some versions of uwin, vfork is notoriously buggy and the test
 486   # can hang configure; on other versions, vfork exists just as a stub.
 487   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 488   ac_cv_func_vfork_works=no
 489   ;;
 490 esac
 491 AC_FUNC_VFORK
 492 AC_FUNC_MMAP_ANYWHERE
 493 AC_FUNC_MMAP_FILE
 494
 495 # We will need to find libiberty.h and ansidecl.h
 496 saved_CFLAGS="$CFLAGS"
 497 CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
 498 gcc_AC_CHECK_DECLS(bcopy bzero bcmp \
 499         index rindex getenv atol sbrk abort atof getcwd getwd \
 500         strsignal putc_unlocked fputs_unlocked strstr environ \
 501         malloc realloc calloc free basename getopt, , ,[
 502 #include "gansidecl.h"
 503 #include "system.h"])
 504
 505 gcc_AC_CHECK_DECLS(getrlimit setrlimit getrusage, , ,[
 506 #include "gansidecl.h"
 507 #include "system.h"
 508 #ifdef HAVE_SYS_RESOURCE_H
 509 #include <sys/resource.h>
 510 #endif
 511 ])
 512
 513 # Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
 514 CFLAGS="$saved_CFLAGS"
 515
 516 # mkdir takes a single argument on some systems.
 517 gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG
 518
 519 # File extensions
 520 manext='.1'
 521 objext='.o'
 522 AC_SUBST(manext)
 523 AC_SUBST(objext)
 524
 525 build_xm_file=
 526 build_xm_defines=
 527 build_install_headers_dir=install-headers-tar
 528 build_exeext=
 529 host_xm_file=
 530 host_xm_defines=
 531 host_xmake_file=
 532 host_truncate_target=
 533 host_exeext=
 534
 535 # Decode the host machine, then the target machine.
 536 # For the host machine, we save the xm_file variable as host_xm_file;
 537 # then we decode the target machine and forget everything else
 538 # that came from the host machine.
 539 for machine in $build $host $target; do
 540
 541         out_file=
 542         xmake_file=
 543         tmake_file=
 544         extra_headers=
 545         extra_passes=
 546         extra_parts=
 547         extra_programs=
 548         extra_objs=
 549         extra_host_objs=
 550         extra_gcc_objs=
 551         xm_defines=
 552         float_format=
 553         # Set this to force installation and use of collect2.
 554         use_collect2=
 555         # Set this to override the default target model.
 556         target_cpu_default=
 557         # Set this to control how the header file directory is installed.
 558         install_headers_dir=install-headers-tar
 559         # Set this to a non-empty list of args to pass to cpp if the target
 560         # wants its .md file passed through cpp.
 561         md_cppflags=
 562         # Set this if directory names should be truncated to 14 characters.
 563         truncate_target=
 564         # Set this if gdb needs a dir command with `dirname $out_file`
 565         gdb_needs_out_file_path=
 566         # Set this if the build machine requires executables to have a
 567         # file name suffix.
 568         exeext=
 569         # Set this to control which thread package will be used.
 570         thread_file=
 571         # Reinitialize these from the flag values every loop pass, since some
 572         # configure entries modify them.
 573         gas="$gas_flag"
 574         gnu_ld="$gnu_ld_flag"
 575         enable_threads=$enable_threads_flag
 576
 577         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
 578         # updated in each machine entry.
 579         tm_p_file=
 580         cpu_type=`echo $machine | sed 's/-.*$//'`
 581         case $machine in
 582         alpha*-*-*)
 583                 cpu_type=alpha
 584                 ;;
 585         strongarm*-*-*)
 586                 cpu_type=arm
 587                 ;;
 588         arm*-*-*)
 589                 cpu_type=arm
 590                 ;;
 591         c*-convex-*)
 592                 cpu_type=convex
 593                 ;;
 594 changequote(,)dnl
 595         i[34567]86-*-*)
 596 changequote([,])dnl
 597                 cpu_type=i386
 598                 ;;
 599         hppa*-*-*)
 600                 cpu_type=pa
 601                 ;;
 602         m68000-*-*)
 603                 cpu_type=m68k
 604                 ;;
 605         mips*-*-*)
 606                 cpu_type=mips
 607                 ;;
 608         pj*-*-*)
 609                 cpu_type=pj
 610                 ;;
 611         powerpc*-*-*)
 612                 cpu_type=rs6000
 613                 ;;
 614         pyramid-*-*)
 615                 cpu_type=pyr
 616                 ;;
 617         sparc*-*-*)
 618                 cpu_type=sparc
 619                 ;;
 620         esac
 621
 622         tm_file=${cpu_type}/${cpu_type}.h
 623         xm_file=${cpu_type}/xm-${cpu_type}.h
 624         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
 625         then
 626                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
 627         fi
 628         # On a.out targets, we need to use collect2.
 629         case $machine in
 630         *-*-*aout*)
 631                 use_collect2=yes
 632                 ;;
 633         esac
 634
 635         # Common parts for linux-gnu and openbsd systems
 636         case $machine in
 637         *-*-linux-gnu*)
 638                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 639                 ;;
 640         *-*-openbsd*)
 641                 tm_file=${cpu_type}/openbsd.h
 642                 tmake_file="t-libc-ok t-openbsd"
 643                 # avoid surprises, always provide an xm-openbsd file
 644                 xm_file=${cpu_type}/xm-openbsd.h
 645                 # don't depend on processor x-fragments as well
 646                 xmake_file=none
 647                 if test x$enable_threads = xyes; then
 648                         thread_file='posix'
 649                         tmake_file="${tmake_file} t-openbsd-thread"
 650                 fi
 651                 ;;
 652         esac
 653
 654         case $machine in
 655         # Support site-specific machine types.
 656         *local*)
 657                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 658                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 659                 xm_file=${cpu_type}/xm-$rest.h
 660                 tm_file=${cpu_type}/$rest.h
 661                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 662                 then xmake_file=${cpu_type}/x-$rest; \
 663                 else true; \
 664                 fi
 665                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 666                 then tmake_file=${cpu_type}/t-$rest; \
 667                 else true; \
 668                 fi
 669                 ;;
 670         1750a-*-*)
 671                 ;;
 672         a29k-*-bsd* | a29k-*-sym1*)
 673                 tm_file="${tm_file} a29k/unix.h"
 674                 xm_defines=USG
 675                 xmake_file=a29k/x-unix
 676                 use_collect2=yes
 677                 ;;
 678         a29k-*-udi | a29k-*-coff)
 679                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 680                 tmake_file=a29k/t-a29kbare
 681                 ;;
 682         a29k-wrs-vxworks*)
 683                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 684                 tmake_file=a29k/t-vx29k
 685                 extra_parts="crtbegin.o crtend.o"
 686                 thread_file='vxworks'
 687                 ;;
 688         a29k-*-*)                       # Default a29k environment.
 689                 use_collect2=yes
 690                 ;;
 691         alpha-*-interix)
 692                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 693
 694                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 695                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 696
 697                 # GAS + IEEE_CONFORMANT
 698                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 699
 700                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 701                 xmake_file="x-interix alpha/t-pe"
 702                 tmake_file="alpha/t-alpha alpha/t-interix alpha/t-ieee"
 703                 if test x$enable_threads = xyes ; then
 704                         thread_file='posix'
 705                 fi
 706                 if test x$stabs = xyes ; then
 707                         tm_file="${tm_file} dbxcoff.h"
 708                 fi
 709                 #prefix='$$INTERIX_ROOT'/usr/contrib
 710                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 711                 ;;
 712         alpha*-*-linux-gnuecoff*)
 713                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 714                 target_cpu_default="MASK_GAS"
 715                 tmake_file="alpha/t-alpha alpha/t-ieee"
 716                 gas=no
 717                 xmake_file=none
 718                 gas=yes gnu_ld=yes
 719                 ;;
 720         alpha*-*-linux-gnulibc1*)
 721                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 722                 target_cpu_default="MASK_GAS"
 723                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-alpha alpha/t-crtbe alpha/t-ieee"
 724                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 725                 xmake_file=none
 726                 gas=yes gnu_ld=yes
 727                 if test x$enable_threads = xyes; then
 728                         thread_file='posix'
 729                 fi
 730                 ;;
 731         alpha*-*-linux-gnu*)
 732                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 733                 target_cpu_default="MASK_GAS"
 734                 tmake_file="t-linux alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 735                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 736                 xmake_file=none
 737                 gas=yes gnu_ld=yes
 738                 if test x$enable_threads = xyes; then
 739                         thread_file='posix'
 740                 fi
 741                 ;;
 742         alpha*-*-netbsd*)
 743                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 744                 target_cpu_default="MASK_GAS"
 745                 tmake_file="alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 746                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 747                 xmake_file=none
 748                 gas=yes gnu_ld=yes
 749                 ;;
 750
 751         alpha*-*-openbsd*)
 752                 # default x-alpha is only appropriate for dec-osf.
 753                 target_cpu_default="MASK_GAS"
 754                 tmake_file="alpha/t-alpha alpha/t-ieee"
 755                 ;;
 756
 757         alpha*-dec-osf*)
 758                 if test x$stabs = xyes
 759                 then
 760                         tm_file="${tm_file} dbx.h"
 761                 fi
 762                 if test x$gas != xyes
 763                 then
 764                         extra_passes="mips-tfile mips-tdump"
 765                 fi
 766                 use_collect2=yes
 767                 tmake_file="alpha/t-alpha alpha/t-ieee"
 768                 case $machine in
 769                   *-*-osf1*)
 770                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 771                     ;;
 772 changequote(,)dnl
 773                   *-*-osf[23]*)
 774 changequote([,])dnl
 775                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 776                     ;;
 777                   *-*-osf4*)
 778                     tm_file="${tm_file} alpha/osf.h"
 779                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 780                     # a broken tar, so we use cpio instead.
 781                     install_headers_dir=install-headers-cpio
 782                     ;;
 783                   *-*-osf5*)
 784                     tm_file="${tm_file} alpha/osf.h alpha/osf5.h"
 785                     ;;
 786                 esac
 787                 case $machine in
 788 changequote(,)dnl
 789                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]* | *-*-osf5*)
 790 changequote([,])dnl
 791                     target_cpu_default=MASK_SUPPORT_ARCH
 792                     ;;
 793                 esac
 794                 ;;
 795         alpha*-*-vxworks*)
 796                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 797                 tmake_file="alpha/t-alpha alpha/t-ieee"
 798                 if [ x$gas != xyes ]
 799                 then
 800                         extra_passes="mips-tfile mips-tdump"
 801                 fi
 802                 use_collect2=yes
 803                 thread_file='vxworks'
 804                 ;;
 805         alpha*-*-winnt*)
 806                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 807                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 808                 tmake_file="t-libc-ok alpha/t-alpha alpha/t-ieee"
 809                 xmake_file=winnt/x-winnt
 810                 extra_host_objs=oldnames.o
 811                 extra_gcc_objs="spawnv.o oldnames.o"
 812                 if test x$gnu_ld != xyes
 813                 then
 814                         extra_programs=ld.exe
 815                 fi
 816                 if test x$enable_threads = xyes; then
 817                         thread_file='win32'
 818                 fi
 819                 ;;
 820         alpha*-dec-vms*)
 821                 tm_file=alpha/vms.h
 822                 xm_file="${xm_file} alpha/xm-vms.h"
 823                 tmake_file="alpha/t-alpha alpha/t-vms alpha/t-ieee"
 824                 ;;
 825         arc-*-elf*)
 826                 extra_parts="crtinit.o crtfini.o"
 827                 ;;
 828         arm-*-coff* | armel-*-coff*)
 829                 tm_file=arm/coff.h
 830                 tmake_file=arm/t-arm-coff
 831                 ;;
 832         arm-*-vxworks*)
 833                 tm_file=arm/vxarm.h
 834                 tmake_file=arm/t-arm-coff
 835                 thread_file='vxworks'
 836                 ;;
 837 changequote(,)dnl
 838         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 839 changequote([,])dnl
 840                 tm_file=arm/riscix1-1.h
 841                 use_collect2=yes
 842                 ;;
 843         arm-*-riscix*)                  # Acorn RISC machine
 844                 if test x$gas = xyes
 845                 then
 846                     tm_file=arm/rix-gas.h
 847                 else
 848                     tm_file=arm/riscix.h
 849                 fi
 850                 xmake_file=arm/x-riscix
 851                 tmake_file=arm/t-riscix
 852                 use_collect2=yes
 853                 ;;
 854         arm-semi-aout | armel-semi-aout)
 855                 tm_file=arm/semi.h
 856                 tmake_file=arm/t-semi
 857                 ;;
 858         arm-semi-aof | armel-semi-aof)
 859                 tm_file=arm/semiaof.h
 860                 tmake_file=arm/t-semiaof
 861                 ;;
 862         arm*-*-netbsd*)
 863                 tm_file=arm/netbsd.h
 864                 tmake_file="t-netbsd arm/t-netbsd"
 865                 use_collect2=yes
 866                 ;;
 867         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 868                 cpu_type=arm
 869                 xmake_file=x-linux
 870                 tm_file=arm/linux-aout.h
 871                 tmake_file=arm/t-linux
 872                 gnu_ld=yes
 873                 ;;
 874         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 875                 xm_file=arm/xm-linux.h
 876                 xmake_file=x-linux
 877                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 878                 case $machine in
 879                 armv2*-*-*)
 880                         tm_file="arm/linux-elf26.h $tm_file"
 881                         ;;
 882                 esac
 883                 tmake_file="t-linux arm/t-linux"
 884                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 885                 gnu_ld=yes
 886                 case x${enable_threads} in
 887                 x | xyes | xpthreads | xposix)
 888                         thread_file='posix'
 889                         ;;
 890                 esac
 891                 ;;
 892         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 893                 xm_file=arm/xm-linux.h
 894                 xmake_file=x-linux
 895                 tm_file="arm/linux-elf.h"
 896                 case $machine in
 897                 armv2*-*-*)
 898                         tm_file="arm/linux-elf26.h $tm_file"
 899                         ;;
 900                 esac
 901                 tmake_file="t-linux arm/t-linux"
 902                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 903                 gnu_ld=yes
 904                 case x${enable_threads} in
 905                 x | xyes | xpthreads | xposix)
 906                         thread_file='posix'
 907                         ;;
 908                 esac
 909                 ;;
 910         arm*-*-uclinux*)                # ARM ucLinux
 911                 tm_file=arm/uclinux-elf.h
 912                 tmake_file=arm/t-arm-elf
 913                 ;;
 914         arm*-*-aout)
 915                 tm_file=arm/aout.h
 916                 tmake_file=arm/t-arm-aout
 917                 ;;
 918         arm*-*-ecos-elf)
 919                 tm_file=arm/ecos-elf.h
 920                 tmake_file=arm/t-arm-elf
 921                 ;;
 922         arm*-*-elf)
 923                 tm_file=arm/unknown-elf.h
 924                 tmake_file=arm/t-arm-elf
 925                 ;;
 926         arm*-*-conix*)
 927                 tm_file=arm/conix-elf.h
 928                 tmake_file=arm/t-arm-elf
 929                 ;;
 930         arm*-*-oabi)
 931                 tm_file=arm/unknown-elf-oabi.h
 932                 tmake_file=arm/t-arm-elf
 933                 ;;
 934         arm-*-pe*)
 935                 tm_file=arm/pe.h
 936                 tmake_file=arm/t-pe
 937                 extra_objs="pe.o"
 938                 ;;
 939         avr-*-*)
 940                 ;;
 941         c1-convex-*)                    # Convex C1
 942                 target_cpu_default=1
 943                 use_collect2=yes
 944                 ;;
 945         c2-convex-*)                    # Convex C2
 946                 target_cpu_default=2
 947                 use_collect2=yes
 948                 ;;
 949         c32-convex-*)
 950                 target_cpu_default=4
 951                 use_collect2=yes
 952                 ;;
 953         c34-convex-*)
 954                 target_cpu_default=8
 955                 use_collect2=yes
 956                 ;;
 957         c38-convex-*)
 958                 target_cpu_default=16
 959                 use_collect2=yes
 960                 ;;
 961         c4x-*)
 962                 cpu_type=c4x
 963                 tmake_file=c4x/t-c4x
 964                 ;;
 965         clipper-intergraph-clix*)
 966                 tm_file="${tm_file} svr3.h clipper/clix.h"
 967                 xm_file=clipper/xm-clix.h
 968                 xmake_file=clipper/x-clix
 969                 extra_headers=va-clipper.h
 970                 extra_parts="crtbegin.o crtend.o"
 971                 install_headers_dir=install-headers-cpio
 972                 ;;
 973         d30v-*)
 974                 float_format=i64
 975                 ;;
 976         dsp16xx-*)
 977                 ;;
 978         elxsi-elxsi-*)
 979                 use_collect2=yes
 980                 ;;
 981         fr30-*-elf)
 982                 tm_file="fr30/fr30.h"
 983                 tmake_file=fr30/t-fr30
 984                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
 985                 ;;
 986 # This hasn't been upgraded to GCC 2.
 987 #       fx80-alliant-*)                 # Alliant FX/80
 988 #               ;;
 989         h8300-*-*)
 990                 float_format=i32
 991                 ;;
 992         hppa*-*-linux*)
 993                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 994                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 995                 tmake_file="t-linux pa/t-linux"
 996                 extra_parts="crtbegin.o crtend.o"
 997                 xmake_file=none
 998                 gas=yes gnu_ld=yes
 999                 if test x$enable_threads = xyes; then
1000                         thread_file='posix'
1001                 fi
1002                 ;;
1003         hppa*-*-openbsd*)
1004                 target_cpu_default="MASK_PA_11"
1005                 tmake_file=pa/t-openbsd
1006                 ;;
1007         hppa1.1-*-pro*)
1008                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
1009                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
1010                 xm_file=pa/xm-papro.h
1011                 tmake_file=pa/t-pro
1012                 ;;
1013         hppa1.1-*-osf*)
1014                 target_cpu_default="MASK_PA_11"
1015                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
1016                 use_collect2=yes
1017                 ;;
1018         hppa1.1-*-rtems*)
1019                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
1020                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
1021                 xm_file=pa/xm-papro.h
1022                 tmake_file=pa/t-pro
1023                 ;;
1024         hppa1.0-*-osf*)
1025                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
1026                 use_collect2=yes
1027                 ;;
1028         hppa1.1-*-bsd*)
1029                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
1030                 target_cpu_default="MASK_PA_11"
1031                 use_collect2=yes
1032                 ;;
1033         hppa1.0-*-bsd*)
1034                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
1035                 use_collect2=yes
1036                 ;;
1037         hppa1.0-*-hpux7*)
1038                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux7.h"
1039                 xm_file=pa/xm-pahpux.h
1040                 xmake_file=pa/x-pa-hpux
1041                 if test x$gas = xyes
1042                 then
1043                         tm_file="${tm_file} pa/gas.h"
1044                 fi
1045                 install_headers_dir=install-headers-cpio
1046                 use_collect2=yes
1047                 ;;
1048 changequote(,)dnl
1049         hppa1.0-*-hpux8.0[0-2]*)
1050 changequote([,])dnl
1051                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1052                 xm_file=pa/xm-pahpux.h
1053                 xmake_file=pa/x-pa-hpux
1054                 if test x$gas = xyes
1055                 then
1056                         tm_file="${tm_file} pa/pa-gas.h"
1057                 else
1058                         tm_file="pa/pa-oldas.h ${tm_file}"
1059                 fi
1060                 install_headers_dir=install-headers-cpio
1061                 use_collect2=yes
1062                 ;;
1063 changequote(,)dnl
1064         hppa1.1-*-hpux8.0[0-2]*)
1065 changequote([,])dnl
1066                 target_cpu_default="MASK_PA_11"
1067                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1068                 xm_file=pa/xm-pahpux.h
1069                 xmake_file=pa/x-pa-hpux
1070                 if test x$gas = xyes
1071                 then
1072                         tm_file="${tm_file} pa/pa-gas.h"
1073                 else
1074                         tm_file="pa/pa-oldas.h ${tm_file}"
1075                 fi
1076                 install_headers_dir=install-headers-cpio
1077                 use_collect2=yes
1078                 ;;
1079         hppa1.1-*-hpux8*)
1080                 target_cpu_default="MASK_PA_11"
1081                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1082                 xm_file=pa/xm-pahpux.h
1083                 xmake_file=pa/x-pa-hpux
1084                 if test x$gas = xyes
1085                 then
1086                         tm_file="${tm_file} pa/pa-gas.h"
1087                 fi
1088                 install_headers_dir=install-headers-cpio
1089                 use_collect2=yes
1090                 ;;
1091         hppa1.0-*-hpux8*)
1092                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1093                 xm_file=pa/xm-pahpux.h
1094                 xmake_file=pa/x-pa-hpux
1095                 if test x$gas = xyes
1096                 then
1097                         tm_file="${tm_file} pa/pa-gas.h"
1098                 fi
1099                 install_headers_dir=install-headers-cpio
1100                 use_collect2=yes
1101                 ;;
1102         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
1103                 target_cpu_default="MASK_PA_11"
1104                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1105                 float_format=i128
1106                 xm_file=pa/xm-pahpux.h
1107                 xmake_file=pa/x-pa-hpux
1108                 tmake_file=pa/t-pa
1109                 if test x$gas = xyes
1110                 then
1111                         tm_file="${tm_file} pa/pa-gas.h"
1112                 fi
1113                 if test x$enable_threads = x; then
1114                     enable_threads=$have_pthread_h
1115                 fi
1116                 if test x$enable_threads = xyes; then
1117                         thread_file='dce'
1118                         tmake_file="${tmake_file} pa/t-dce-thr"
1119                 fi
1120                 install_headers_dir=install-headers-cpio
1121                 use_collect2=yes
1122                 ;;
1123         hppa1.0-*-hpux10*)
1124                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1125                 float_format=i128
1126                 xm_file=pa/xm-pahpux.h
1127                 xmake_file=pa/x-pa-hpux
1128                 tmake_file=pa/t-pa
1129                 if test x$gas = xyes
1130                 then
1131                         tm_file="${tm_file} pa/pa-gas.h"
1132                 fi
1133                 if test x$enable_threads = x; then
1134                     enable_threads=$have_pthread_h
1135                 fi
1136                 if test x$enable_threads = xyes; then
1137                         thread_file='dce'
1138                         tmake_file="${tmake_file} pa/t-dce-thr"
1139                 fi
1140                 install_headers_dir=install-headers-cpio
1141                 use_collect2=yes
1142                 ;;
1143         hppa*64*-*-hpux11*)
1144                 target_cpu_default="MASK_PA_11"
1145                 xm_file=pa/xm-pa64hpux.h
1146                 xmake_file=pa/x-pa-hpux
1147                 tmake_file=pa/t-pa
1148                 tm_file="pa/pa64-start.h ${tm_file} pa/pa64-regs.h pa/long_double.h pa/elf.h pa/pa-hpux.h pa/pa-hpux11.h pa/pa-64.h"
1149                 float_format=i128
1150                 tmake_file=pa/t-pa64
1151                 target_cpu_default="(MASK_PA_11|MASK_PA_20)"
1152
1153                 if [[ x$gas = xyes ]]
1154                 then
1155                         tm_file="${tm_file} pa/pa-gas.h"
1156                 fi
1157 #               if [[ x$enable_threads = x ]]; then
1158 #                   enable_threads=$have_pthread_h
1159 #               fi
1160 #               if [[ x$enable_threads = xyes ]]; then
1161 #                       thread_file='dce'
1162 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1163 #               fi
1164                 install_headers_dir=install-headers-cpio
1165                 use_collect2=yes
1166                 ;;
1167         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1168                 target_cpu_default="MASK_PA_11"
1169                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1170                 float_format=i128
1171                 xm_file=pa/xm-pahpux.h
1172                 xmake_file=pa/x-pa-hpux
1173                 tmake_file=pa/t-pa
1174                 if test x$gas = xyes
1175                 then
1176                         tm_file="${tm_file} pa/pa-gas.h"
1177                 fi
1178 #               if test x$enable_threads = x; then
1179 #                   enable_threads=$have_pthread_h
1180 #               fi
1181 #               if test x$enable_threads = xyes; then
1182 #                       thread_file='dce'
1183 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1184 #               fi
1185                 install_headers_dir=install-headers-cpio
1186                 use_collect2=yes
1187                 ;;
1188         hppa1.0-*-hpux11*)
1189                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1190                 float_format=i128
1191                 xm_file=pa/xm-pahpux.h
1192                 xmake_file=pa/x-pa-hpux
1193                 if test x$gas = xyes
1194                 then
1195                         tm_file="${tm_file} pa/pa-gas.h"
1196                 fi
1197 #               if test x$enable_threads = x; then
1198 #                   enable_threads=$have_pthread_h
1199 #               fi
1200 #               if test x$enable_threads = xyes; then
1201 #                       thread_file='dce'
1202 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1203 #               fi
1204                 install_headers_dir=install-headers-cpio
1205                 use_collect2=yes
1206                 ;;
1207         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1208                 target_cpu_default="MASK_PA_11"
1209                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1210                 xm_file=pa/xm-pahpux.h
1211                 xmake_file=pa/x-pa-hpux
1212                 if test x$gas = xyes
1213                 then
1214                         tm_file="${tm_file} pa/pa-gas.h"
1215                 fi
1216                 install_headers_dir=install-headers-cpio
1217                 use_collect2=yes
1218                 ;;
1219         hppa1.0-*-hpux*)
1220                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1221                 xm_file=pa/xm-pahpux.h
1222                 xmake_file=pa/x-pa-hpux
1223                 if test x$gas = xyes
1224                 then
1225                         tm_file="${tm_file} pa/pa-gas.h"
1226                 fi
1227                 install_headers_dir=install-headers-cpio
1228                 use_collect2=yes
1229                 ;;
1230         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1231                 target_cpu_default="MASK_PA_11"
1232                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1233                 xm_file=pa/xm-pahpux.h
1234                 xmake_file=pa/x-pa-hpux
1235                 if test x$gas = xyes
1236                 then
1237                         tm_file="${tm_file} pa/pa-gas.h"
1238                 fi
1239                 install_headers_dir=install-headers-cpio
1240                 use_collect2=yes
1241                 ;;
1242         hppa1.0-*-hiux*)
1243                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1244                 xm_file=pa/xm-pahpux.h
1245                 xmake_file=pa/x-pa-hpux
1246                 if test x$gas = xyes
1247                 then
1248                         tm_file="${tm_file} pa/pa-gas.h"
1249                 fi
1250                 install_headers_dir=install-headers-cpio
1251                 use_collect2=yes
1252                 ;;
1253         hppa*-*-lites*)
1254                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h"
1255                 target_cpu_default="MASK_PA_11"
1256                 use_collect2=yes
1257                 ;;
1258         hppa*-*-mpeix*)
1259                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-mpeix.h"
1260                 xm_file=pa/xm-pampeix.h
1261                 xmake_file=pa/x-pa-mpeix
1262                 echo "You must use gas. Assuming it is already installed."
1263                 install_headers_dir=install-headers-tar
1264                 use_collect2=yes
1265                 ;;
1266         i370-*-opened*)                  # IBM 360/370/390 Architecture
1267                 xm_file=i370/xm-oe.h
1268                 tm_file=i370/oe.h
1269                 xmake_file=i370/x-oe
1270                 tmake_file=i370/t-oe
1271                 ;;
1272         i370-*-mvs*)
1273                 xm_file=i370/xm-mvs.h
1274                 tm_file=i370/mvs.h
1275                 tmake_file=i370/t-mvs
1276                 ;;
1277         i370-*-linux*)
1278                 xm_file="xm-linux.h i370/xm-linux.h"
1279                 xmake_file=x-linux
1280                 tm_file="i370/linux.h ${tm_file}"
1281                 tmake_file="t-linux i370/t-linux"
1282                 # broken_install=yes
1283                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1284                 # extra_parts="crtbegin.o crtend.o"
1285                 gnu_ld=yes
1286                 gas=yes
1287                 elf=yes
1288                 if test x$enable_threads = xyes; then
1289                         thread_file='posix'
1290                 fi
1291                 ;;
1292 changequote(,)dnl
1293         i[34567]86-*-elf*)
1294 changequote([,])dnl
1295                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1296                 tm_file=i386/i386elf.h
1297                 tmake_file=i386/t-i386elf
1298                 xmake_file=x-svr4
1299                 ;;
1300 changequote(,)dnl
1301         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1302 changequote([,])dnl
1303                 if test x$gas = xyes
1304                 then
1305                         tm_file=i386/aix386.h
1306                         extra_parts="crtbegin.o crtend.o"
1307                         tmake_file=i386/t-crtstuff
1308                 else
1309                         tm_file=i386/aix386ng.h
1310                         use_collect2=yes
1311                 fi
1312                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1313                 xm_defines=USG
1314                 xmake_file=i386/x-aix
1315                 ;;
1316 changequote(,)dnl
1317         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1318 changequote([,])dnl
1319                 xm_file="xm-alloca.h ${xm_file}"
1320                 xm_defines="USG POSIX SMALL_ARG_MAX"
1321                 xmake_file=i386/x-ncr3000
1322                 if test x$stabs = xyes -a x$gas = xyes
1323                 then
1324                         tm_file=i386/sysv4gdb.h
1325                 else
1326                         tm_file=i386/sysv4.h
1327                 fi
1328                 extra_parts="crtbegin.o crtend.o"
1329                 tmake_file=i386/t-crtpic
1330                 ;;
1331 changequote(,)dnl
1332         i[34567]86-next-*)
1333 changequote([,])dnl
1334                 tm_file=i386/next.h
1335                 xm_file=i386/xm-next.h
1336                 tmake_file=i386/t-next
1337                 xmake_file=i386/x-next
1338                 extra_objs=nextstep.o
1339                 extra_parts="crtbegin.o crtend.o"
1340                 if test x$enable_threads = xyes; then
1341                         thread_file='mach'
1342                 fi
1343                 ;;
1344 changequote(,)dnl
1345         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1346 changequote([,])dnl
1347                 use_collect2=yes
1348                 if test x$gas = xyes
1349                 then
1350                         tm_file=i386/seq-gas.h
1351                 else
1352                         tm_file=i386/sequent.h
1353                 fi
1354                 ;;
1355 changequote(,)dnl
1356         i[34567]86-sequent-ptx1*)
1357 changequote([,])dnl
1358                 xm_defines="USG SVR3"
1359                 xmake_file=i386/x-sysv3
1360                 tm_file=i386/seq-sysv3.h
1361                 tmake_file=i386/t-crtstuff
1362                 extra_parts="crtbegin.o crtend.o"
1363                 install_headers_dir=install-headers-cpio
1364                 ;;
1365 changequote(,)dnl
1366         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1367 changequote([,])dnl
1368                 xm_defines="USG SVR3"
1369                 xmake_file=i386/x-sysv3
1370                 tm_file=i386/seq2-sysv3.h
1371                 tmake_file=i386/t-crtstuff
1372                 extra_parts="crtbegin.o crtend.o"
1373                 install_headers_dir=install-headers-cpio
1374                 ;;
1375 changequote(,)dnl
1376         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1377 changequote([,])dnl
1378                 xm_file="xm-alloca.h ${xm_file}"
1379                 xm_defines="USG POSIX SMALL_ARG_MAX"
1380                 xmake_file=x-svr4
1381                 tm_file=i386/ptx4-i.h
1382                 tmake_file=t-svr4
1383                 extra_parts="crtbegin.o crtend.o"
1384                 install_headers_dir=install-headers-cpio
1385                 ;;
1386         i386-sun-sunos*)                # Sun i386 roadrunner
1387                 xm_defines=USG
1388                 tm_file=i386/sun.h
1389                 use_collect2=yes
1390                 ;;
1391 changequote(,)dnl
1392         i[34567]86-wrs-vxworks*)
1393 changequote([,])dnl
1394                 tm_file=i386/vxi386.h
1395                 tmake_file=i386/t-i386bare
1396                 thread_file='vxworks'
1397                 ;;
1398 changequote(,)dnl
1399         i[34567]86-*-aout*)
1400 changequote([,])dnl
1401                 tm_file=i386/i386-aout.h
1402                 tmake_file=i386/t-i386bare
1403                 ;;
1404 changequote(,)dnl
1405         i[34567]86-*-beospe*)
1406 changequote([,])dnl
1407                 xm_file=i386/xm-beos.h
1408                 xm_defines="USE_C_ALLOCA"
1409                 tmake_file=i386/t-beos
1410                 tm_file=i386/beos-pe.h
1411                 xmake_file=i386/x-beos
1412                 extra_objs=winnt.o
1413                 ;;
1414 changequote(,)dnl
1415         i[34567]86-*-beoself* | i[34567]86-*-beos*)
1416 changequote([,])dnl
1417                 xm_file=i386/xm-beos.h
1418                 tmake_file='i386/t-beos i386/t-crtpic'
1419                 tm_file=i386/beos-elf.h
1420                 xmake_file=i386/x-beos
1421                 extra_objs=winnt.o
1422                 extra_parts='crtbegin.o crtend.o'
1423                 ;;
1424 changequote(,)dnl
1425         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1426 changequote([,])dnl
1427                 tm_file=i386/bsd386.h
1428 #               tmake_file=t-libc-ok
1429                 ;;
1430 changequote(,)dnl
1431         i[34567]86-*-bsd*)
1432 changequote([,])dnl
1433                 tm_file=i386/386bsd.h
1434 #               tmake_file=t-libc-ok
1435 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1436 #               use_collect2=yes
1437                 ;;
1438 changequote(,)dnl
1439         i[34567]86-*-freebsd[12] | i[34567]86-*-freebsd[12].* | i[34567]86-*-freebsd*aout*)
1440 changequote([,])dnl
1441                 tm_file="i386/freebsd.h i386/perform.h"
1442                 tmake_file=t-freebsd
1443                 ;;
1444 changequote(,)dnl
1445         i[34567]86-*-freebsd*)
1446 changequote([,])dnl
1447                 tm_file="i386/i386.h i386/att.h svr4.h freebsd.h i386/freebsd-elf.h i386/perform.h"
1448                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1449                 tmake_file=t-freebsd
1450                 gas=yes
1451                 gnu_ld=yes
1452                 stabs=yes
1453                 case x${enable_threads} in
1454                 xyes | xpthreads | xposix)
1455                         thread_file='posix'
1456                         tmake_file="${tmake_file} t-freebsd-thread"
1457                         ;;
1458                 esac
1459                 ;;
1460 changequote(,)dnl
1461         i[34567]86-*-netbsd*)
1462 changequote([,])dnl
1463                 tm_file=i386/netbsd.h
1464                 tmake_file=t-netbsd
1465                 use_collect2=yes
1466                 ;;
1467 changequote(,)dnl
1468         i[34567]86-*-openbsd*)
1469 changequote([,])dnl
1470                 # we need collect2 until our bug is fixed...
1471                 use_collect2=yes
1472                 ;;
1473 changequote(,)dnl
1474         i[34567]86-*-coff*)
1475 changequote([,])dnl
1476                 tm_file=i386/i386-coff.h
1477                 tmake_file=i386/t-i386bare
1478                 ;;
1479 changequote(,)dnl
1480         i[34567]86-*-isc*)              # 80386 running ISC system
1481 changequote([,])dnl
1482                 xm_file="${xm_file} i386/xm-isc.h"
1483                 xm_defines="USG SVR3"
1484                 case $machine in
1485 changequote(,)dnl
1486                   i[34567]86-*-isc[34]*)
1487 changequote([,])dnl
1488                     xmake_file=i386/x-isc3
1489                     ;;
1490                   *)
1491                     xmake_file=i386/x-isc
1492                     ;;
1493                 esac
1494                 if test x$gas = xyes -a x$stabs = xyes
1495                 then
1496                         tm_file=i386/iscdbx.h
1497                         tmake_file=i386/t-svr3dbx
1498                         extra_parts="svr3.ifile svr3z.ifile"
1499                 else
1500                         tm_file=i386/isccoff.h
1501                         tmake_file=i386/t-crtstuff
1502                         extra_parts="crtbegin.o crtend.o"
1503                 fi
1504                 tmake_file="$tmake_file i386/t-i386bare"
1505                 install_headers_dir=install-headers-cpio
1506                 ;;
1507 changequote(,)dnl
1508         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1509 changequote([,])dnl                     # with a.out format using
1510                                         # pre BFD linkers
1511                 xmake_file=x-linux-aout
1512                 tmake_file="t-linux-aout i386/t-crtstuff"
1513                 tm_file=i386/linux-oldld.h
1514                 gnu_ld=yes
1515                 float_format=i386
1516                 ;;
1517 changequote(,)dnl
1518         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1519 changequote([,])dnl                     # with a.out format
1520                 xmake_file=x-linux-aout
1521                 tmake_file="t-linux-aout i386/t-crtstuff"
1522                 tm_file=i386/linux-aout.h
1523                 gnu_ld=yes
1524                 float_format=i386
1525                 ;;
1526 changequote(,)dnl
1527         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1528 changequote([,])dnl                     # with ELF format using the
1529                                         # GNU/Linux C library 5
1530                 xmake_file=x-linux
1531                 tm_file=i386/linux.h
1532                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1533                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1534                 gnu_ld=yes
1535                 float_format=i386
1536                 if test x$enable_threads = xyes; then
1537                         thread_file='single'
1538                 fi
1539                 ;;
1540 changequote(,)dnl
1541         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1542 changequote([,])dnl                     # with ELF format using glibc 2
1543                                         # aka GNU/Linux C library 6
1544                 xmake_file=x-linux
1545                 tm_file=i386/linux.h
1546                 tmake_file="t-linux i386/t-crtstuff"
1547                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1548                 gnu_ld=yes
1549                 float_format=i386
1550                 if test x$enable_threads = xyes; then
1551                         thread_file='posix'
1552                 fi
1553                 ;;
1554 changequote(,)dnl
1555         i[34567]86-*-gnu*)
1556                 float_format=i386
1557 changequote([,])dnl
1558                 ;;
1559 changequote(,)dnl
1560         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1561 changequote([,])dnl
1562                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1563                 exit 1
1564                 ;;
1565 changequote(,)dnl
1566         i[34567]86-pc-msdosdjgpp*)
1567 changequote([,])dnl
1568                 xm_file=i386/xm-djgpp.h
1569                 tm_file=i386/djgpp.h
1570                 tmake_file=i386/t-djgpp
1571                 xmake_file=i386/x-djgpp
1572                 gnu_ld=yes
1573                 gas=yes
1574                 exeext=.exe
1575                 float_format=none
1576                 case $host in *pc-msdosdjgpp*)
1577                         target_alias=djgpp
1578                         ;;
1579                 esac
1580                 ;;
1581 changequote(,)dnl
1582         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1583 changequote([,])dnl
1584                 tm_file=i386/moss.h
1585                 tmake_file=t-libc-ok
1586                 gnu_ld=yes
1587                 gas=yes
1588                 ;;
1589 changequote(,)dnl
1590         i[34567]86-*-lynxos*)
1591 changequote([,])dnl
1592                 if test x$gas = xyes
1593                 then
1594                         tm_file=i386/lynx.h
1595                 else
1596                         tm_file=i386/lynx-ng.h
1597                 fi
1598                 xm_file=i386/xm-lynx.h
1599                 tmake_file=i386/t-i386bare
1600                 xmake_file=x-lynx
1601                 ;;
1602 changequote(,)dnl
1603         i[34567]86-*-mach*)
1604 changequote([,])dnl
1605                 tm_file=i386/mach.h
1606 #               tmake_file=t-libc-ok
1607                 use_collect2=yes
1608                 ;;
1609 changequote(,)dnl
1610         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1611 changequote([,])dnl
1612                 if test x$elf = xyes
1613                 then
1614                         tm_file=i386/osfelf.h
1615                         use_collect2=
1616                 else
1617                         tm_file=i386/osfrose.h
1618                         use_collect2=yes
1619                 fi
1620                 xm_file="i386/xm-osf.h ${xm_file}"
1621                 xmake_file=i386/x-osfrose
1622                 tmake_file=i386/t-osf
1623                 extra_objs=halfpic.o
1624                 ;;
1625 changequote(,)dnl
1626         i[34567]86-go32-rtems*)
1627 changequote([,])dnl
1628                 cpu_type=i386
1629                 xm_file=i386/xm-go32.h
1630                 tm_file=i386/go32-rtems.h
1631                 tmake_file="i386/t-go32 t-rtems"
1632                 ;;
1633 changequote(,)dnl
1634         i[34567]86-*-rtemscoff*)
1635 changequote([,])dnl
1636                 cpu_type=i386
1637                 tm_file=i386/rtems.h
1638                 tmake_file="i386/t-i386bare t-rtems"
1639                 ;;
1640 changequote(,)dnl
1641         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1642 changequote([,])dnl
1643                 cpu_type=i386
1644                 tm_file=i386/rtemself.h
1645                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1646                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1647                 ;;
1648 changequote(,)dnl
1649         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1650 changequote([,])dnl
1651                 xm_file="xm-alloca.h ${xm_file} i386/xm-sco5.h"
1652                 xm_defines="USG SVR3"
1653                 xmake_file=i386/x-sco5
1654                 install_headers_dir=install-headers-cpio
1655                 tm_file=i386/sco5.h
1656                 if test x$gas = xyes
1657                 then
1658                         tm_file="i386/sco5gas.h ${tm_file}"
1659                         tmake_file=i386/t-sco5gas
1660                 else
1661                         tmake_file=i386/t-sco5
1662                 fi
1663                 tmake_file="$tmake_file i386/t-i386bare"
1664                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1665                 ;;
1666 changequote(,)dnl
1667         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1668 changequote([,])dnl
1669                 xm_file="${xm_file} i386/xm-sco.h"
1670                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX"
1671                 xmake_file=i386/x-sco4
1672                 install_headers_dir=install-headers-cpio
1673                 if test x$stabs = xyes
1674                 then
1675                         tm_file=i386/sco4dbx.h
1676                         tmake_file=i386/t-svr3dbx
1677                         extra_parts="svr3.ifile svr3z.rfile"
1678                 else
1679                         tm_file=i386/sco4.h
1680                         tmake_file=i386/t-crtstuff
1681                         extra_parts="crtbegin.o crtend.o"
1682                 fi
1683                 tmake_file="$tmake_file i386/t-i386bare"
1684                 # The default EAFS filesystem supports long file names.
1685                 # Truncating the target makes $host != $target which
1686                 # makes gcc think it is doing a cross-compile.
1687                 # truncate_target=yes
1688                 ;;
1689 changequote(,)dnl
1690         i[34567]86-*-sco*)              # 80386 running SCO system
1691 changequote([,])dnl
1692                 xm_file=i386/xm-sco.h
1693                 xmake_file=i386/x-sco
1694                 install_headers_dir=install-headers-cpio
1695                 if test x$stabs = xyes
1696                 then
1697                         tm_file=i386/scodbx.h
1698                         tmake_file=i386/t-svr3dbx
1699                         extra_parts="svr3.ifile svr3z.rfile"
1700                 else
1701                         tm_file=i386/sco.h
1702                         extra_parts="crtbegin.o crtend.o"
1703                         tmake_file=i386/t-crtstuff
1704                 fi
1705                 tmake_file="$tmake_file i386/t-i386bare"
1706                 truncate_target=yes
1707                 ;;
1708 changequote(,)dnl
1709         i[34567]86-*-solaris2*)
1710 changequote([,])dnl
1711                 xm_file="xm-alloca.h ${xm_file}"
1712                 xm_defines="USG POSIX SMALL_ARG_MAX"
1713                 tm_file=i386/sol2.h
1714                 if test x$gas = xyes; then
1715                         # Only needed if gas does not support -s
1716                         tm_file="i386/sol2gas.h ${tm_file}"
1717                 fi
1718                 tmake_file="i386/t-i386bare i386/t-sol2"
1719                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1720                 xmake_file=x-svr4
1721                 if test x${enable_threads} = x; then
1722                     enable_threads=$have_pthread_h
1723                     if test x${enable_threads} = x; then
1724                         enable_threads=$have_thread_h
1725                     fi
1726                 fi
1727                 if test x${enable_threads} = xyes; then
1728                     if test x${have_pthread_h} = xyes; then
1729                         thread_file='posix'
1730                     else
1731                         thread_file='solaris'
1732                     fi
1733                 fi
1734                 ;;
1735 changequote(,)dnl
1736        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1737 changequote([,])dnl
1738                xm_file="xm-alloca.h ${xm_file}"
1739                xm_defines="USG POSIX"
1740                tm_file=i386/sysv5.h
1741                if test x$stabs = xyes
1742                then
1743                        tm_file="${tm_file} dbx.h"
1744                fi
1745                tmake_file="i386/t-i386bare i386/t-crtpic"
1746                xmake_file=x-svr4
1747                extra_parts="crtbegin.o crtend.o"
1748                if test x$enable_threads = xyes; then
1749                        thread_file='posix'
1750                fi
1751                ;;
1752 changequote(,)dnl
1753         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1754 changequote([,])dnl
1755                 xm_file="xm-alloca.h ${xm_file}"
1756                 xm_defines="USG POSIX SMALL_ARG_MAX"
1757                 tm_file=i386/sysv4.h
1758                 if test x$stabs = xyes
1759                 then
1760                         tm_file="${tm_file} dbx.h"
1761                 fi
1762                 tmake_file="i386/t-i386bare i386/t-crtpic"
1763                 xmake_file=x-svr4
1764                 extra_parts="crtbegin.o crtend.o"
1765                 ;;
1766 changequote(,)dnl
1767         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1768 changequote([,])dnl
1769                 xm_file="xm-alloca.h ${xm_file}"
1770                 xm_defines="USG POSIX"
1771                 tm_file=i386/udk.h
1772                 tmake_file="i386/t-i386bare i386/t-crtpic i386/t-udk"
1773                 xmake_file=x-svr4
1774                 extra_parts="crtbegin.o crtend.o"
1775                 install_headers_dir=install-headers-cpio
1776                 ;;
1777 changequote(,)dnl
1778         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1779 changequote([,])dnl
1780                 cpu_type=i386
1781                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1782                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1783                 if test x$stabs = xyes
1784                 then
1785                         tm_file=i386/osf1elfgdb.h
1786                 else
1787                         tm_file=i386/osf1elf.h
1788                 fi
1789                 tmake_file=i386/t-osf1elf
1790                 xmake_file=i386/x-osf1elf
1791                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1792                 ;;
1793 changequote(,)dnl
1794         i[34567]86-*-sysv*)             # Intel 80386's running system V
1795 changequote([,])dnl
1796                 xm_defines="USG SVR3"
1797                 xmake_file=i386/x-sysv3
1798                 if test x$gas = xyes
1799                 then
1800                         if test x$stabs = xyes
1801                         then
1802                                 tm_file=i386/svr3dbx.h
1803                                 tmake_file=i386/t-svr3dbx
1804                                 extra_parts="svr3.ifile svr3z.rfile"
1805                         else
1806                                 tm_file=i386/svr3gas.h
1807                                 extra_parts="crtbegin.o crtend.o"
1808                                 tmake_file=i386/t-crtstuff
1809                         fi
1810                 else
1811                         tm_file=i386/sysv3.h
1812                         extra_parts="crtbegin.o crtend.o"
1813                         tmake_file=i386/t-crtstuff
1814                 fi
1815                 tmake_file="$tmake_file i386/t-crtpic"
1816                 ;;
1817         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1818                 xm_file="${xm_file} i386/xm-vsta.h"
1819                 tm_file=i386/vsta.h
1820                 tmake_file=i386/t-vsta
1821                 xmake_file=i386/x-vsta
1822                 ;;
1823 changequote(,)dnl
1824         i[34567]86-*-win32)
1825 changequote([,])dnl
1826                 xm_file="${xm_file} i386/xm-cygwin.h"
1827                 tmake_file=i386/t-cygwin
1828                 tm_file=i386/win32.h
1829                 xmake_file=i386/x-cygwin
1830                 extra_objs=winnt.o
1831                 if test x$enable_threads = xyes; then
1832                         thread_file='win32'
1833                 fi
1834                 exeext=.exe
1835                 ;;
1836 changequote(,)dnl
1837         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1838 changequote([,])dnl
1839                 xm_file="${xm_file} i386/xm-cygwin.h"
1840                 tmake_file=i386/t-cygwin
1841                 tm_file=i386/cygwin.h
1842                 xmake_file=i386/x-cygwin
1843                 extra_objs=winnt.o
1844                 if test x$enable_threads = xyes; then
1845                         thread_file='win32'
1846                 fi
1847                 exeext=.exe
1848                 ;;
1849 changequote(,)dnl
1850         i[34567]86-*-mingw32*)
1851 changequote([,])dnl
1852                 tm_file=i386/mingw32.h
1853                 xm_file="${xm_file} i386/xm-mingw32.h"
1854                 tmake_file="i386/t-cygwin i386/t-mingw32"
1855                 extra_objs=winnt.o
1856                 xmake_file=i386/x-cygwin
1857                 if test x$enable_threads = xyes; then
1858                         thread_file='win32'
1859                 fi
1860                 exeext=.exe
1861                 case $machine in
1862                         *mingw32msv*)
1863                                 ;;
1864                         *minwg32crt* | *mingw32*)
1865                                 tm_file="${tm_file} i386/crtdll.h"
1866                                 ;;
1867                 esac
1868                 ;;
1869 changequote(,)dnl
1870         i[34567]86-*-uwin*)
1871 changequote([,])dnl
1872                 tm_file=i386/uwin.h
1873                 xm_file="${xm_file} i386/xm-uwin.h"
1874                 xm_defines="USG NO_STAB_H"
1875                 tmake_file="i386/t-cygwin i386/t-uwin"
1876                 extra_objs=winnt.o
1877                 xmake_file=i386/x-cygwin
1878                 if test x$enable_threads = xyes; then
1879                         thread_file='win32'
1880                 fi
1881                 exeext=.exe
1882                 ;;
1883 changequote(,)dnl
1884         i[34567]86-*-interix*)
1885 changequote([,])dnl
1886                 tm_file="i386/i386-interix.h interix.h"
1887                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1888                 xm_defines="USG"
1889                 tmake_file="i386/t-interix"
1890                 extra_objs=interix.o
1891                 xmake_file=x-interix
1892                 if test x$enable_threads = xyes ; then
1893                         thread_file='posix'
1894                 fi
1895                 if test x$stabs = xyes ; then
1896                         tm_file="${tm_file} dbxcoff.h"
1897                 fi
1898                 ;;
1899 changequote(,)dnl
1900         i[34567]86-*-winnt3*)
1901 changequote([,])dnl
1902                 tm_file=i386/win-nt.h
1903                 out_file=i386/i386.c
1904                 xm_file="xm-winnt.h ${xm_file}"
1905                 xmake_file=winnt/x-winnt
1906                 tmake_file=i386/t-winnt
1907                 extra_host_objs="winnt.o oldnames.o"
1908                 extra_gcc_objs="spawnv.o oldnames.o"
1909                 if test x$gnu_ld != xyes
1910                 then
1911                         extra_programs=ld.exe
1912                 fi
1913                 if test x$enable_threads = xyes; then
1914                         thread_file='win32'
1915                 fi
1916                 ;;
1917 changequote(,)dnl
1918         i[34567]86-dg-dgux*)
1919 changequote([,])dnl
1920                 xm_file="xm-alloca.h ${xm_file}"
1921                 xm_defines="USG POSIX"
1922                 out_file=i386/dgux.c
1923                 tm_file=i386/dgux.h
1924                 tmake_file=i386/t-dgux
1925                 xmake_file=i386/x-dgux
1926                 install_headers_dir=install-headers-cpio
1927               ;;
1928         i860-alliant-*)         # Alliant FX/2800
1929                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1930                 xm_file="${xm_file}"
1931                 xmake_file=i860/x-fx2800
1932                 tmake_file=i860/t-fx2800
1933                 extra_parts="crtbegin.o crtend.o"
1934                 ;;
1935         i860-*-bsd*)
1936                 tm_file="${tm_file} i860/bsd.h"
1937                 if test x$gas = xyes
1938                 then
1939                         tm_file="${tm_file} i860/bsd-gas.h"
1940                 fi
1941                 use_collect2=yes
1942                 ;;
1943         i860-*-mach*)
1944                 tm_file="${tm_file} i860/mach.h"
1945                 tmake_file=t-libc-ok
1946                 ;;
1947         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1948                 tm_file="${tm_file} svr3.h i860/paragon.h"
1949                 xm_defines="USG SVR3"
1950                 tmake_file=t-osf
1951                 ;;
1952         i860-*-sysv3*)
1953                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1954                 xm_defines="USG SVR3"
1955                 xmake_file=i860/x-sysv3
1956                 extra_parts="crtbegin.o crtend.o"
1957                 ;;
1958         i860-*-sysv4*)
1959                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1960                 xm_defines="USG SVR3"
1961                 xmake_file=i860/x-sysv4
1962                 tmake_file=t-svr4
1963                 extra_parts="crtbegin.o crtend.o"
1964                 ;;
1965         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1966                 tm_file="${tm_file} i960/vx960.h"
1967                 tmake_file=i960/t-vxworks960
1968                 use_collect2=yes
1969                 thread_file='vxworks'
1970                 ;;
1971         i960-wrs-vxworks5* | i960-wrs-vxworks)
1972                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1973                 tmake_file=i960/t-vxworks960
1974                 use_collect2=yes
1975                 thread_file='vxworks'
1976                 ;;
1977         i960-wrs-vxworks*)
1978                 tm_file="${tm_file} i960/vx960.h"
1979                 tmake_file=i960/t-vxworks960
1980                 use_collect2=yes
1981                 thread_file='vxworks'
1982                 ;;
1983         i960-*-coff*)
1984                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1985                 tmake_file=i960/t-960bare
1986                 use_collect2=yes
1987                 ;;
1988         i960-*-rtems)
1989                 tmake_file="i960/t-960bare t-rtems"
1990                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1991                 use_collect2=yes
1992                 ;;
1993         i960-*-*)                       # Default i960 environment.
1994                 use_collect2=yes
1995                 ;;
1996         ia64*-*-elf*)
1997                 tm_file=ia64/elf.h
1998                 tmake_file="ia64/t-ia64"
1999                 target_cpu_default="0"
2000                 if test x$gas = xyes
2001                 then
2002                         target_cpu_default="${target_cpu_default}|MASK_GNU_AS"
2003                 fi
2004                 if test x$gnu_ld = xyes
2005                 then
2006                         target_cpu_default="${target_cpu_default}|MASK_GNU_LD"
2007                 fi
2008                 ;;
2009         ia64*-*-linux*)
2010                 tm_file=ia64/linux.h
2011                 tmake_file="t-linux ia64/t-ia64"
2012                 target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
2013                 if test x$enable_threads = xyes; then
2014                         thread_file='posix'
2015                 fi
2016                 ;;
2017         m32r-*-elf*)
2018                 extra_parts="crtinit.o crtfini.o"
2019                 ;;
2020         m68000-convergent-sysv*)
2021                 tm_file=m68k/ctix.h
2022                 xm_file="m68k/xm-3b1.h ${xm_file}"
2023                 xm_defines=USG
2024                 use_collect2=yes
2025                 extra_headers=math-68881.h
2026                 ;;
2027         m68000-hp-bsd*)                 # HP 9000/200 running BSD
2028                 tm_file=m68k/hp2bsd.h
2029                 xmake_file=m68k/x-hp2bsd
2030                 use_collect2=yes
2031                 extra_headers=math-68881.h
2032                 ;;
2033         m68000-hp-hpux*)                # HP 9000 series 300
2034                 xm_file="xm-alloca.h ${xm_file}"
2035                 xm_defines="USG"
2036                 if test x$gas = xyes
2037                 then
2038                         xmake_file=m68k/x-hp320g
2039                         tm_file=m68k/hp310g.h
2040                 else
2041                         xmake_file=m68k/x-hp320
2042                         tm_file=m68k/hp310.h
2043                 fi
2044                 install_headers_dir=install-headers-cpio
2045                 use_collect2=yes
2046                 extra_headers=math-68881.h
2047                 ;;
2048         m68000-sun-sunos3*)
2049                 tm_file=m68k/sun2.h
2050                 use_collect2=yes
2051                 extra_headers=math-68881.h
2052                 ;;
2053         m68000-sun-sunos4*)
2054                 tm_file=m68k/sun2o4.h
2055                 use_collect2=yes
2056                 extra_headers=math-68881.h
2057                 ;;
2058         m68000-att-sysv*)
2059                 xm_file="m68k/xm-3b1.h ${xm_file}"
2060                 xm_defines=USG
2061                 if test x$gas = xyes
2062                 then
2063                         tm_file=m68k/3b1g.h
2064                 else
2065                         tm_file=m68k/3b1.h
2066                 fi
2067                 use_collect2=yes
2068                 extra_headers=math-68881.h
2069                 ;;
2070         m68k-apple-aux*)                # Apple Macintosh running A/UX
2071                 xm_defines="USG AUX"
2072                 tmake_file=m68k/t-aux
2073                 install_headers_dir=install-headers-cpio
2074                 extra_headers=math-68881.h
2075                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
2076                 tm_file=
2077                 if test "$gnu_ld" = yes
2078                 then
2079                         tm_file="${tm_file} m68k/auxgld.h"
2080                 else
2081                         tm_file="${tm_file} m68k/auxld.h"
2082                 fi
2083                 if test "$gas" = yes
2084                 then
2085                         tm_file="${tm_file} m68k/auxgas.h"
2086                 else
2087                         tm_file="${tm_file} m68k/auxas.h"
2088                 fi
2089                 tm_file="${tm_file} m68k/a-ux.h"
2090                 float_format=m68k
2091                 ;;
2092         m68k-apollo-*)
2093                 tm_file=m68k/apollo68.h
2094                 xmake_file=m68k/x-apollo68
2095                 use_collect2=yes
2096                 extra_headers=math-68881.h
2097                 float_format=m68k
2098                 ;;
2099         m68k-altos-sysv*)                  # Altos 3068
2100                 if test x$gas = xyes
2101                 then
2102                         tm_file=m68k/altos3068.h
2103                         xm_defines=USG
2104                 else
2105                         echo "The Altos is supported only with the GNU assembler" 1>&2
2106                         exit 1
2107                 fi
2108                 extra_headers=math-68881.h
2109                 ;;
2110         m68k-bull-sysv*)                # Bull DPX/2
2111                 if test x$gas = xyes
2112                 then
2113                         if test x$stabs = xyes
2114                         then
2115                                 tm_file=m68k/dpx2cdbx.h
2116                         else
2117                                 tm_file=m68k/dpx2g.h
2118                         fi
2119                 else
2120                         tm_file=m68k/dpx2.h
2121                 fi
2122                 xm_file="xm-alloca.h ${xm_file}"
2123                 xm_defines=USG
2124                 xmake_file=m68k/x-dpx2
2125                 use_collect2=yes
2126                 extra_headers=math-68881.h
2127                 ;;
2128         m68k-atari-sysv4*)              # Atari variant of V.4.
2129                 tm_file=m68k/atari.h
2130                 xm_file="xm-alloca.h ${xm_file}"
2131                 xm_defines="USG FULL_PROTOTYPES"
2132                 tmake_file=t-svr4
2133                 extra_parts="crtbegin.o crtend.o"
2134                 extra_headers=math-68881.h
2135                 float_format=m68k
2136                 ;;
2137         m68k-motorola-sysv*)
2138                 tm_file=m68k/mot3300.h
2139                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
2140                 if test x$gas = xyes
2141                 then
2142                         xmake_file=m68k/x-mot3300-gas
2143                         if test x$gnu_ld = xyes
2144                         then
2145                                 tmake_file=m68k/t-mot3300-gald
2146                         else
2147                                 tmake_file=m68k/t-mot3300-gas
2148                                 use_collect2=yes
2149                         fi
2150                 else
2151                         xmake_file=m68k/x-mot3300
2152                         if test x$gnu_ld = xyes
2153                         then
2154                                 tmake_file=m68k/t-mot3300-gld
2155                         else
2156                                 tmake_file=m68k/t-mot3300
2157                                 use_collect2=yes
2158                         fi
2159                 fi
2160                 gdb_needs_out_file_path=yes
2161                 extra_parts="crt0.o mcrt0.o"
2162                 extra_headers=math-68881.h
2163                 float_format=m68k
2164                 ;;
2165         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
2166                 tm_file=m68k/tower-as.h
2167                 xm_defines="USG SVR3"
2168                 xmake_file=m68k/x-tower
2169                 extra_parts="crtbegin.o crtend.o"
2170                 extra_headers=math-68881.h
2171                 ;;
2172         m68k-plexus-sysv*)
2173                 tm_file=m68k/plexus.h
2174                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
2175                 xm_defines=USG
2176                 use_collect2=yes
2177                 extra_headers=math-68881.h
2178                 ;;
2179         m68k-tti-*)
2180                 tm_file=m68k/pbb.h
2181                 xm_file="xm-alloca.h ${xm_file}"
2182                 xm_defines=USG
2183                 extra_headers=math-68881.h
2184                 ;;
2185         m68k-crds-unos*)
2186                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
2187                 xm_defines="USG unos"
2188                 xmake_file=m68k/x-crds
2189                 tm_file=m68k/crds.h
2190                 use_collect2=yes
2191                 extra_headers=math-68881.h
2192                 ;;
2193         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2194                 tm_file=m68k/amix.h
2195                 xm_file="xm-alloca.h ${xm_file}"
2196                 xm_defines="USG FULL_PROTOTYPES"
2197                 xmake_file=m68k/x-amix
2198                 tmake_file=t-svr4
2199                 extra_parts="crtbegin.o crtend.o"
2200                 extra_headers=math-68881.h
2201                 float_format=m68k
2202                 ;;
2203         m68k-ccur-rtu)
2204                 tm_file=m68k/ccur-GAS.h
2205                 xmake_file=m68k/x-ccur
2206                 extra_headers=math-68881.h
2207                 use_collect2=yes
2208                 float_format=m68k
2209                 ;;
2210         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2211                 tm_file=m68k/hp3bsd44.h
2212                 xmake_file=m68k/x-hp3bsd44
2213                 use_collect2=yes
2214                 extra_headers=math-68881.h
2215                 float_format=m68k
2216                 ;;
2217         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2218                 tm_file=m68k/hp3bsd.h
2219                 use_collect2=yes
2220                 extra_headers=math-68881.h
2221                 float_format=m68k
2222                 ;;
2223         m68k-isi-bsd*)
2224                 if test x$with_fp = xno
2225                 then
2226                         tm_file=m68k/isi-nfp.h
2227                 else
2228                         tm_file=m68k/isi.h
2229                         float_format=m68k
2230                 fi
2231                 use_collect2=yes
2232                 extra_headers=math-68881.h
2233                 ;;
2234         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2235                 xm_file="xm-alloca.h ${xm_file}"
2236                 xm_defines="USG"
2237                 if test x$gas = xyes
2238                 then
2239                         xmake_file=m68k/x-hp320g
2240                         tm_file=m68k/hp320g.h
2241                 else
2242                         xmake_file=m68k/x-hp320
2243                         tm_file=m68k/hpux7.h
2244                 fi
2245                 install_headers_dir=install-headers-cpio
2246                 use_collect2=yes
2247                 extra_headers=math-68881.h
2248                 float_format=m68k
2249                 ;;
2250         m68k-hp-hpux*)  # HP 9000 series 300
2251                 xm_file="xm-alloca.h ${xm_file}"
2252                 xm_defines="USG"
2253                 if test x$gas = xyes
2254                 then
2255                         xmake_file=m68k/x-hp320g
2256                         tm_file=m68k/hp320g.h
2257                 else
2258                         xmake_file=m68k/x-hp320
2259                         tm_file=m68k/hp320.h
2260                 fi
2261                 install_headers_dir=install-headers-cpio
2262                 use_collect2=yes
2263                 extra_headers=math-68881.h
2264                 float_format=m68k
2265                 ;;
2266         m68k-sun-mach*)
2267                 tm_file=m68k/sun3mach.h
2268                 use_collect2=yes
2269                 extra_headers=math-68881.h
2270                 float_format=m68k
2271                 ;;
2272         m68k-sony-newsos3*)
2273                 if test x$gas = xyes
2274                 then
2275                         tm_file=m68k/news3gas.h
2276                 else
2277                         tm_file=m68k/news3.h
2278                 fi
2279                 use_collect2=yes
2280                 extra_headers=math-68881.h
2281                 float_format=m68k
2282                 ;;
2283         m68k-sony-bsd* | m68k-sony-newsos*)
2284                 if test x$gas = xyes
2285                 then
2286                         tm_file=m68k/newsgas.h
2287                 else
2288                         tm_file=m68k/news.h
2289                 fi
2290                 use_collect2=yes
2291                 extra_headers=math-68881.h
2292                 float_format=m68k
2293                 ;;
2294         m68k-next-nextstep2*)
2295                 tm_file=m68k/next21.h
2296                 xm_file="m68k/xm-next.h ${xm_file}"
2297                 tmake_file=m68k/t-next
2298                 xmake_file=m68k/x-next
2299                 extra_objs=nextstep.o
2300                 extra_headers=math-68881.h
2301                 use_collect2=yes
2302                 float_format=m68k
2303                 ;;
2304 changequote(,)dnl
2305         m68k-next-nextstep[34]*)
2306 changequote([,])dnl
2307                 tm_file=m68k/next.h
2308                 xm_file="m68k/xm-next.h ${xm_file}"
2309                 tmake_file=m68k/t-next
2310                 xmake_file=m68k/x-next
2311                 extra_objs=nextstep.o
2312                 extra_parts="crtbegin.o crtend.o"
2313                 extra_headers=math-68881.h
2314                 float_format=m68k
2315                 if test x$enable_threads = xyes; then
2316                         thread_file='mach'
2317                 fi
2318                 ;;
2319         m68k-sun-sunos3*)
2320                 if test x$with_fp = xno
2321                 then
2322                         tm_file=m68k/sun3n3.h
2323                 else
2324                         tm_file=m68k/sun3o3.h
2325                         float_format=m68k
2326                 fi
2327                 use_collect2=yes
2328                 extra_headers=math-68881.h
2329                 ;;
2330         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2331                 if test x$with_fp = xno
2332                 then
2333                         tm_file=m68k/sun3n.h
2334                 else
2335                         tm_file=m68k/sun3.h
2336                         float_format=m68k
2337                 fi
2338                 use_collect2=yes
2339                 extra_headers=math-68881.h
2340                 ;;
2341         m68k-wrs-vxworks*)
2342                 tm_file=m68k/vxm68k.h
2343                 tmake_file=m68k/t-vxworks68
2344                 extra_headers=math-68881.h
2345                 thread_file='vxworks'
2346                 float_format=m68k
2347                 ;;
2348         m68k-*-aout*)
2349                 tmake_file=m68k/t-m68kbare
2350                 tm_file="m68k/m68k-aout.h libgloss.h"
2351                 extra_headers=math-68881.h
2352                 float_format=m68k
2353                 ;;
2354         m68k-*-coff*)
2355                 tmake_file=m68k/t-m68kbare
2356                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2357                 extra_headers=math-68881.h
2358                 float_format=m68k
2359                 ;;
2360         m68020-*-elf* | m68k-*-elf*)
2361                 tm_file="m68k/m68020-elf.h"
2362                 xm_file=m68k/xm-m68kv.h
2363                 tmake_file=m68k/t-m68kelf
2364                 header_files=math-68881.h
2365                 ;;
2366         m68k-*-lynxos*)
2367                 if test x$gas = xyes
2368                 then
2369                         tm_file=m68k/lynx.h
2370                 else
2371                         tm_file=m68k/lynx-ng.h
2372                 fi
2373                 xm_file=m68k/xm-lynx.h
2374                 xmake_file=x-lynx
2375                 tmake_file=m68k/t-lynx
2376                 extra_headers=math-68881.h
2377                 float_format=m68k
2378                 ;;
2379         m68k*-*-netbsd*)
2380                 tm_file=m68k/netbsd.h
2381                 tmake_file=t-netbsd
2382                 float_format=m68k
2383                 use_collect2=yes
2384                 ;;
2385         m68k*-*-openbsd*)
2386                 float_format=m68k
2387                 # we need collect2 until our bug is fixed...
2388                 use_collect2=yes
2389                 ;;
2390         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2391                 xm_file="xm-alloca.h ${xm_file}"
2392                 xm_defines=USG
2393                 xmake_file=m68k/x-m68kv
2394                 extra_parts="crtbegin.o crtend.o"
2395                 extra_headers=math-68881.h
2396                 float_format=m68k
2397                 ;;
2398         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2399                 tm_file=m68k/m68kv4.h
2400                 xm_file="xm-alloca.h ${xm_file}"
2401                 xm_defines=USG
2402                 tmake_file=t-svr4
2403                 extra_parts="crtbegin.o crtend.o"
2404                 extra_headers=math-68881.h
2405                 float_format=m68k
2406                 ;;
2407         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2408                                         # with a.out format
2409                 xmake_file=x-linux
2410                 tm_file=m68k/linux-aout.h
2411                 tmake_file="t-linux-aout m68k/t-linux-aout"
2412                 extra_headers=math-68881.h
2413                 float_format=m68k
2414                 gnu_ld=yes
2415                 ;;
2416         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2417                                         # with ELF format using the
2418                                         # GNU/Linux C library 5
2419                 xmake_file=x-linux
2420                 tm_file=m68k/linux.h
2421                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2422                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2423                 extra_headers=math-68881.h
2424                 float_format=m68k
2425                 gnu_ld=yes
2426                 ;;
2427         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2428                                         # with ELF format using glibc 2
2429                                         # aka the GNU/Linux C library 6.
2430                 xmake_file=x-linux
2431                 tm_file=m68k/linux.h
2432                 tmake_file="t-linux m68k/t-linux"
2433                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2434                 extra_headers=math-68881.h
2435                 float_format=m68k
2436                 gnu_ld=yes
2437                 if test x$enable_threads = xyes; then
2438                         thread_file='posix'
2439                 fi
2440                 ;;
2441         m68k-*-psos*)
2442                 tmake_file=m68k/t-m68kbare
2443                 tm_file=m68k/m68k-psos.h
2444                 extra_headers=math-68881.h
2445                 float_format=m68k
2446                 ;;
2447         m68k-*-rtemscoff*)
2448                 tmake_file="m68k/t-m68kbare t-rtems"
2449                 tm_file=m68k/rtems.h
2450                 extra_headers=math-68881.h
2451                 float_format=m68k
2452                 ;;
2453         m68k-*-rtemself*|m68k-*-rtems*)
2454                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2455                 tm_file=m68k/rtemself.h
2456                 extra_headers=math-68881.h
2457                 float_format=m68k
2458                 ;;
2459         m88k-dg-dgux*)
2460                 case $machine in
2461                   m88k-dg-dguxbcs*)
2462                     tm_file=m88k/dguxbcs.h
2463                     tmake_file=m88k/t-dguxbcs
2464                     ;;
2465                   *)
2466                     tm_file=m88k/dgux.h
2467                     tmake_file=m88k/t-dgux
2468                     ;;
2469                 esac
2470                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2471                 xmake_file=m88k/x-dgux
2472                 if test x$gas = xyes
2473                 then
2474                         tmake_file=m88k/t-dgux-gas
2475                 fi
2476                 ;;
2477         m88k-dolphin-sysv3*)
2478                 tm_file=m88k/dolph.h
2479                 extra_parts="crtbegin.o crtend.o"
2480                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2481                 xmake_file=m88k/x-dolph
2482                 if test x$gas = xyes
2483                 then
2484                         tmake_file=m88k/t-m88k-gas
2485                 fi
2486                 ;;
2487         m88k-tektronix-sysv3)
2488                 tm_file=m88k/tekXD88.h
2489                 extra_parts="crtbegin.o crtend.o"
2490                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2491                 xmake_file=m88k/x-tekXD88
2492                 if test x$gas = xyes
2493                 then
2494                         tmake_file=m88k/t-m88k-gas
2495                 fi
2496                 ;;
2497         m88k-*-aout*)
2498                 tm_file=m88k/m88k-aout.h
2499                 ;;
2500         m88k-*-coff*)
2501                 tm_file=m88k/m88k-coff.h
2502                 tmake_file=m88k/t-bug
2503                 ;;
2504         m88k-*-luna*)
2505                 tm_file=m88k/luna.h
2506                 extra_parts="crtbegin.o crtend.o"
2507                 if test x$gas = xyes
2508                 then
2509                         tmake_file=m88k/t-luna-gas
2510                 else
2511                         tmake_file=m88k/t-luna
2512                 fi
2513                 ;;
2514         m88k-*-openbsd*)
2515                 tmake_file="${tmake_file} m88k/t-luna-gas"
2516                 ;;
2517         m88k-*-sysv3*)
2518                 tm_file=m88k/sysv3.h
2519                 extra_parts="crtbegin.o crtend.o"
2520                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2521                 xmake_file=m88k/x-sysv3
2522                 if test x$gas = xyes
2523                 then
2524                         tmake_file=m88k/t-m88k-gas
2525                 fi
2526                 ;;
2527         m88k-*-sysv4*)
2528                 tm_file=m88k/sysv4.h
2529                 extra_parts="crtbegin.o crtend.o"
2530                 xmake_file=m88k/x-sysv4
2531                 tmake_file=m88k/t-sysv4
2532                 ;;
2533         mcore-*-elf)
2534                 tm_file=mcore/mcore-elf.h
2535                 tmake_file=mcore/t-mcore
2536                 ;;
2537         mcore-*-pe*)
2538                 tm_file=mcore/mcore-pe.h
2539                 tmake_file=mcore/t-mcore-pe
2540                 ;;
2541         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2542                 if test "x$gnu_ld" = xyes
2543                 then
2544                         tm_file="mips/iris6.h mips/iris6gld.h"
2545                 else
2546                         tm_file=mips/iris6.h
2547                 fi
2548                 tmake_file=mips/t-iris6
2549                 xm_file=mips/xm-iris6.h
2550                 xmake_file=mips/x-iris6
2551 #               if test x$enable_threads = xyes; then
2552 #                       thread_file='irix'
2553 #               fi
2554                 ;;
2555         mips-wrs-vxworks)
2556                 tm_file="mips/elf.h mips/vxworks.h"
2557                 tmake_file=mips/t-ecoff
2558                 gas=yes
2559                 gnu_ld=yes
2560                 extra_parts="crtbegin.o crtend.o"
2561                 thread_file='vxworks'
2562                 ;;
2563         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2564                 tm_file="mips/iris6.h mips/cross64.h"
2565                 xm_defines=USG
2566                 xm_file="mips/xm-iris5.h"
2567                 xmake_file=mips/x-iris
2568                 tmake_file=mips/t-cross64
2569                 # See comment in mips/iris[56].h files.
2570                 use_collect2=yes
2571 #               if test x$enable_threads = xyes; then
2572 #                       thread_file='irix'
2573 #               fi
2574                 ;;
2575         mips-sni-sysv4)
2576                 if test x$gas = xyes
2577                 then
2578                         if test x$stabs = xyes
2579                         then
2580                                 tm_file=mips/iris5gdb.h
2581                         else
2582                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2583                         fi
2584                 else
2585                         tm_file=mips/sni-svr4.h
2586                 fi
2587                 xm_defines=USG
2588                 xmake_file=mips/x-sni-svr4
2589                 tmake_file=mips/t-mips-gas
2590                 if test x$gnu_ld != xyes
2591                 then
2592                         use_collect2=yes
2593                 fi
2594                 ;;
2595         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2596                 if test x$gas = xyes
2597                 then
2598                         tm_file="mips/iris5.h mips/iris5gas.h"
2599                         if test x$stabs = xyes
2600                         then
2601                                 tm_file="${tm_file} dbx.h"
2602                         fi
2603                 else
2604                         tm_file=mips/iris5.h
2605                 fi
2606                 xm_defines=USG
2607                 xm_file="mips/xm-iris5.h"
2608                 xmake_file=mips/x-iris
2609                 # mips-tfile doesn't work yet
2610                 tmake_file=mips/t-mips-gas
2611                 # See comment in mips/iris5.h file.
2612                 use_collect2=yes
2613 #               if test x$enable_threads = xyes; then
2614 #                       thread_file='irix'
2615 #               fi
2616                 ;;
2617         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2618                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2619                 if test x$stabs = xyes; then
2620                         tm_file="${tm_file} dbx.h"
2621                 fi
2622                 xm_defines=USG
2623                 xmake_file=mips/x-iris
2624                 if test x$gas = xyes
2625                 then
2626                         tmake_file=mips/t-mips-gas
2627                 else
2628                         extra_passes="mips-tfile mips-tdump"
2629                 fi
2630                 if test x$gnu_ld != xyes
2631                 then
2632                         use_collect2=yes
2633                 fi
2634 #               if test x$enable_threads = xyes; then
2635 #                       thread_file='irix'
2636 #               fi
2637                 ;;
2638         mips-sgi-irix4*)                # Mostly like a MIPS.
2639                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2640                 if test x$stabs = xyes; then
2641                         tm_file="${tm_file} dbx.h"
2642                 fi
2643                 xm_defines=USG
2644                 xmake_file=mips/x-iris
2645                 if test x$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$gnu_ld != xyes
2652                 then
2653                         use_collect2=yes
2654                 fi
2655 #               if test x$enable_threads = xyes; then
2656 #                       thread_file='irix'
2657 #               fi
2658                 ;;
2659         mips-sgi-*)                     # Mostly like a MIPS.
2660                 tm_file="mips/iris3.h ${tm_file}"
2661                 if test x$stabs = xyes; then
2662                         tm_file="${tm_file} dbx.h"
2663                 fi
2664                 xm_defines=USG
2665                 xmake_file=mips/x-iris3
2666                 if test x$gas = xyes
2667                 then
2668                         tmake_file=mips/t-mips-gas
2669                 else
2670                         extra_passes="mips-tfile mips-tdump"
2671                 fi
2672                 if test x$gnu_ld != xyes
2673                 then
2674                         use_collect2=yes
2675                 fi
2676                 ;;
2677         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2678                 tm_file="mips/osfrose.h ${tm_file}"
2679                 xmake_file=mips/x-osfrose
2680                 tmake_file=mips/t-osfrose
2681                 extra_objs=halfpic.o
2682                 use_collect2=yes
2683                 ;;
2684         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2685                 tm_file=mips/dec-osf1.h
2686                 if test x$stabs = xyes; then
2687                         tm_file="${tm_file} dbx.h"
2688                 fi
2689                 xmake_file=mips/x-dec-osf1
2690                 if test x$gas = xyes
2691                 then
2692                         tmake_file=mips/t-mips-gas
2693                 else
2694                         tmake_file=mips/t-ultrix
2695                         extra_passes="mips-tfile mips-tdump"
2696                 fi
2697                 if test x$gnu_ld != xyes
2698                 then
2699                         use_collect2=yes
2700                 fi
2701                 ;;
2702         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2703               tm_file=mips/dec-bsd.h
2704               if test x$gas = xyes
2705               then
2706                         tmake_file=mips/t-mips-gas
2707               else
2708                         tmake_file=mips/t-ultrix
2709                         extra_passes="mips-tfile mips-tdump"
2710               fi
2711               if test x$gnu_ld != xyes
2712               then
2713                         use_collect2=yes
2714               fi
2715               ;;
2716         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2717                 tm_file=mips/netbsd.h
2718                 # On NetBSD, the headers are already okay, except for math.h.
2719                 tmake_file=t-netbsd
2720                 ;;
2721        mips*-*-linux*)                         # Linux MIPS, either endian.
2722                 xmake_file=x-linux
2723                case $machine in
2724                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2725                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2726                esac
2727                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2728                 gnu_ld=yes
2729                 gas=yes
2730                 if test x$enable_threads = xyes; then
2731                         thread_file='posix'
2732                 fi
2733                 ;;
2734         mips*el-*-openbsd*)     # mips little endian
2735                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2736                 ;;
2737         mips*-*-openbsd*)               # mips big endian
2738                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2739                 tm_file="mips/openbsd-be.h ${tm_file}"
2740                 ;;
2741         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2742                 tm_file="mips/news4.h ${tm_file}"
2743                 if test x$stabs = xyes; then
2744                         tm_file="${tm_file} dbx.h"
2745                 fi
2746                 if test x$gas = xyes
2747                 then
2748                         tmake_file=mips/t-mips-gas
2749                 else
2750                         extra_passes="mips-tfile mips-tdump"
2751                 fi
2752                 if test x$gnu_ld != xyes
2753                 then
2754                         use_collect2=yes
2755                 fi
2756                 xmake_file=mips/x-sony
2757                 ;;
2758         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2759                                         # That is based on svr4.
2760                 # t-svr4 is not right because this system doesn't use ELF.
2761                 tm_file="mips/news5.h ${tm_file}"
2762                 if test x$stabs = xyes; then
2763                         tm_file="${tm_file} dbx.h"
2764                 fi
2765                 xm_defines=USG
2766                 if test x$gas = xyes
2767                 then
2768                         tmake_file=mips/t-mips-gas
2769                 else
2770                         extra_passes="mips-tfile mips-tdump"
2771                 fi
2772                 if test x$gnu_ld != xyes
2773                 then
2774                         use_collect2=yes
2775                 fi
2776                 ;;
2777         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2778                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2779                 if test x$stabs = xyes; then
2780                         tm_file="${tm_file} dbx.h"
2781                 fi
2782                 xm_defines=USG
2783                 xmake_file=mips/x-sysv
2784                 if test x$gas = xyes
2785                 then
2786                         tmake_file=mips/t-mips-gas
2787                         extra_parts="crtbegin.o crtend.o"
2788                 else
2789                         tmake_file=mips/t-mips
2790                         extra_passes="mips-tfile mips-tdump"
2791                 fi
2792                 if test x$gnu_ld != xyes
2793                 then
2794                         use_collect2=yes
2795                 fi
2796                 ;;
2797         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2798                 tm_file="mips/ultrix.h ${tm_file}"
2799                 if test x$stabs = xyes; then
2800                         tm_file="${tm_file} dbx.h"
2801                 fi
2802                 xmake_file=mips/x-ultrix
2803                 if test x$gas = xyes
2804                 then
2805                         tmake_file=mips/t-mips-gas
2806                 else
2807                         tmake_file=mips/t-ultrix
2808                         extra_passes="mips-tfile mips-tdump"
2809                 fi
2810                 if test x$gnu_ld != xyes
2811                 then
2812                         use_collect2=yes
2813                 fi
2814                 ;;
2815 changequote(,)dnl
2816         mips-*-riscos[56789]bsd*)
2817 changequote([,])dnl
2818                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2819                 if test x$stabs = xyes; then
2820                         tm_file="${tm_file} dbx.h"
2821                 fi
2822                 if test x$gas = xyes
2823                 then
2824                         tmake_file=mips/t-bsd-gas
2825                 else
2826                         tmake_file=mips/t-bsd
2827                         extra_passes="mips-tfile mips-tdump"
2828                 fi
2829                 if test x$gnu_ld != xyes
2830                 then
2831                         use_collect2=yes
2832                 fi
2833                 ;;
2834 changequote(,)dnl
2835         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2836 changequote([,])dnl
2837                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2838                 if test x$stabs = xyes; then
2839                         tm_file="${tm_file} dbx.h"
2840                 fi
2841                 if test x$gas = xyes
2842                 then
2843                         tmake_file=mips/t-bsd-gas
2844                 else
2845                         tmake_file=mips/t-bsd
2846                         extra_passes="mips-tfile mips-tdump"
2847                 fi
2848                 if test x$gnu_ld != xyes
2849                 then
2850                         use_collect2=yes
2851                 fi
2852                 ;;
2853 changequote(,)dnl
2854         mips-*-riscos[56789]sysv4*)
2855 changequote([,])dnl
2856                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2857                 if test x$stabs = xyes; then
2858                         tm_file="${tm_file} dbx.h"
2859                 fi
2860                 xmake_file=mips/x-sysv
2861                 if test x$gas = xyes
2862                 then
2863                         tmake_file=mips/t-svr4-gas
2864                 else
2865                         tmake_file=mips/t-svr4
2866                         extra_passes="mips-tfile mips-tdump"
2867                 fi
2868                 if test x$gnu_ld != xyes
2869                 then
2870                         use_collect2=yes
2871                 fi
2872                 ;;
2873 changequote(,)dnl
2874         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2875 changequote([,])dnl
2876                 tm_file="mips/svr4-4.h ${tm_file}"
2877                 if test x$stabs = xyes; then
2878                         tm_file="${tm_file} dbx.h"
2879                 fi
2880                 xm_defines=USG
2881                 xmake_file=mips/x-sysv
2882                 if test x$gas = xyes
2883                 then
2884                         tmake_file=mips/t-svr4-gas
2885                 else
2886                         tmake_file=mips/t-svr4
2887                         extra_passes="mips-tfile mips-tdump"
2888                 fi
2889                 if test x$gnu_ld != xyes
2890                 then
2891                         use_collect2=yes
2892                 fi
2893                 ;;
2894 changequote(,)dnl
2895         mips-*-riscos[56789]sysv*)
2896 changequote([,])dnl
2897                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2898                 if test x$stabs = xyes; then
2899                         tm_file="${tm_file} dbx.h"
2900                 fi
2901                 xm_defines=USG
2902                 xmake_file=mips/x-sysv
2903                 if test x$gas = xyes
2904                 then
2905                         tmake_file=mips/t-svr3-gas
2906                 else
2907                         tmake_file=mips/t-svr3
2908                         extra_passes="mips-tfile mips-tdump"
2909                 fi
2910                 if test x$gnu_ld != xyes
2911                 then
2912                         use_collect2=yes
2913                 fi
2914                 ;;
2915         mips-*-sysv* | mips-*-riscos*sysv*)
2916                 tm_file="mips/svr3-4.h ${tm_file}"
2917                 if test x$stabs = xyes; then
2918                         tm_file="${tm_file} dbx.h"
2919                 fi
2920                 xm_defines=USG
2921                 xmake_file=mips/x-sysv
2922                 if test x$gas = xyes
2923                 then
2924                         tmake_file=mips/t-svr3-gas
2925                 else
2926                         tmake_file=mips/t-svr3
2927                         extra_passes="mips-tfile mips-tdump"
2928                 fi
2929                 if test x$gnu_ld != xyes
2930                 then
2931                         use_collect2=yes
2932                 fi
2933                 ;;
2934 changequote(,)dnl
2935         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2936 changequote([,])dnl
2937                 tm_file=mips/mips-5.h
2938                 if test x$stabs = xyes; then
2939                         tm_file="${tm_file} dbx.h"
2940                 fi
2941                 if test x$gas = xyes
2942                 then
2943                         tmake_file=mips/t-mips-gas
2944                 else
2945                         extra_passes="mips-tfile mips-tdump"
2946                 fi
2947                 if test x$gnu_ld != xyes
2948                 then
2949                         use_collect2=yes
2950                 fi
2951                 ;;
2952         mips-*-gnu*)
2953                 ;;
2954         mipsel-*-ecoff*)
2955                 tm_file=mips/ecoffl.h
2956                 if test x$stabs = xyes; then
2957                         tm_file="${tm_file} dbx.h"
2958                 fi
2959                 tmake_file=mips/t-ecoff
2960                 ;;
2961         mips-*-ecoff*)
2962                 tm_file="gofast.h mips/ecoff.h"
2963                 if test x$stabs = xyes; then
2964                         tm_file="${tm_file} dbx.h"
2965                 fi
2966                 tmake_file=mips/t-ecoff
2967                 ;;
2968         mipsel-*-elf*)
2969                 tm_file="mips/elfl.h"
2970                 tmake_file=mips/t-elf
2971                 ;;
2972         mips-*-elf*)
2973                 tm_file="mips/elf.h"
2974                 tmake_file=mips/t-elf
2975                 ;;
2976         mips64el-*-elf*)
2977                 tm_file="mips/elfl64.h"
2978                 tmake_file=mips/t-elf
2979                 ;;
2980         mips64orionel-*-elf*)
2981                 tm_file="mips/elforion.h mips/elfl64.h"
2982                 tmake_file=mips/t-elf
2983                 ;;
2984         mips64-*-elf*)
2985                 tm_file="mips/elf64.h"
2986                 tmake_file=mips/t-elf
2987                 ;;
2988         mips64orion-*-elf*)
2989                 tm_file="mips/elforion.h mips/elf64.h"
2990                 tmake_file=mips/t-elf
2991                 ;;
2992         mips64orion-*-rtems*)
2993                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2994                 tmake_file="mips/t-elf t-rtems"
2995                 ;;
2996         mipstx39el-*-elf*)
2997                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2998                 tmake_file=mips/t-r3900
2999                 ;;
3000         mipstx39-*-elf*)
3001                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
3002                 tmake_file=mips/t-r3900
3003                 ;;
3004         mips-*-*)                               # Default MIPS RISC-OS 4.0.
3005                 if test x$stabs = xyes; then
3006                         tm_file="${tm_file} dbx.h"
3007                 fi
3008                 if test x$gas = xyes
3009                 then
3010                         tmake_file=mips/t-mips-gas
3011                 else
3012                         extra_passes="mips-tfile mips-tdump"
3013                 fi
3014                 if test x$gnu_ld != xyes
3015                 then
3016                         use_collect2=yes
3017                 fi
3018                 ;;
3019         mn10200-*-*)
3020                 float_format=i32
3021                 cpu_type=mn10200
3022                 tm_file="mn10200/mn10200.h"
3023                 if test x$stabs = xyes
3024                 then
3025                         tm_file="${tm_file} dbx.h"
3026                 fi
3027                 use_collect2=no
3028                 ;;
3029         mn10300-*-*)
3030                 cpu_type=mn10300
3031                 tm_file="mn10300/mn10300.h"
3032                 if test x$stabs = xyes
3033                 then
3034                         tm_file="${tm_file} dbx.h"
3035                 fi
3036                 use_collect2=no
3037                 ;;
3038         ns32k-encore-bsd*)
3039                 tm_file=ns32k/encore.h
3040                 use_collect2=yes
3041                 ;;
3042         ns32k-sequent-bsd*)
3043                 tm_file=ns32k/sequent.h
3044                 use_collect2=yes
3045                 ;;
3046         ns32k-tek6100-bsd*)
3047                 tm_file=ns32k/tek6100.h
3048                 use_collect2=yes
3049                 ;;
3050         ns32k-tek6200-bsd*)
3051                 tm_file=ns32k/tek6200.h
3052                 use_collect2=yes
3053                 ;;
3054 # This has not been updated to GCC 2.
3055 #       ns32k-ns-genix*)
3056 #               xm_defines=USG
3057 #               xmake_file=ns32k/x-genix
3058 #               tm_file=ns32k/genix.h
3059 #               use_collect2=yes
3060 #               ;;
3061         ns32k-merlin-*)
3062                 tm_file=ns32k/merlin.h
3063                 use_collect2=yes
3064                 ;;
3065         ns32k-pc532-mach*)
3066                 tm_file=ns32k/pc532-mach.h
3067                 use_collect2=yes
3068                 ;;
3069         ns32k-pc532-minix*)
3070                 tm_file=ns32k/pc532-min.h
3071                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
3072                 xm_defines=USG
3073                 use_collect2=yes
3074                 ;;
3075         ns32k-*-netbsd*)
3076                 tm_file=ns32k/netbsd.h
3077                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
3078                 # On NetBSD, the headers are already okay, except for math.h.
3079                 tmake_file=t-netbsd
3080                 use_collect2=yes
3081                 ;;
3082         pdp11-*-bsd)
3083                 tm_file="${tm_file} pdp11/2bsd.h"
3084                 ;;
3085         pdp11-*-*)
3086                 ;;
3087         avr-*-*)
3088                 ;;
3089         ns32k-*-openbsd*)
3090                 # Nothing special
3091                 ;;
3092 # This has not been updated to GCC 2.
3093 #       pyramid-*-*)
3094 #               cpu_type=pyr
3095 #               xmake_file=pyr/x-pyr
3096 #               use_collect2=yes
3097 #               ;;
3098
3099         pj*-linux*)
3100                 tm_file="svr4.h pj/linux.h ${tm_file}"
3101                 ;;
3102         pj-*)
3103                 ;;
3104         pjl-*)
3105                 tm_file="svr4.h pj/pjl.h ${tm_file}"
3106                 ;;
3107
3108         romp-*-aos*)
3109                 use_collect2=yes
3110                 ;;
3111         romp-*-mach*)
3112                 xmake_file=romp/x-mach
3113                 use_collect2=yes
3114                 ;;
3115         romp-*-openbsd*)
3116                 # Nothing special
3117                 ;;
3118         powerpc-*-openbsd*)
3119                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
3120                 ;;
3121         powerpc-*-beos*)
3122                 cpu_type=rs6000
3123                 tm_file=rs6000/beos.h
3124                 xm_file=rs6000/xm-beos.h
3125                 tmake_file=rs6000/t-beos
3126                 xmake_file=rs6000/x-beos
3127                 ;;
3128         powerpc-*-sysv*)
3129                 tm_file=rs6000/sysv4.h
3130                 xm_file="rs6000/xm-sysv4.h"
3131                 xm_defines="USG POSIX"
3132                 extra_headers=ppc-asm.h
3133                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3134                 xmake_file=rs6000/x-sysv4
3135                 ;;
3136         powerpc-*-eabiaix*)
3137                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
3138                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3139                 extra_headers=ppc-asm.h
3140                 ;;
3141         powerpc-*-eabisim*)
3142                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
3143                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3144                 extra_headers=ppc-asm.h
3145                 ;;
3146         powerpc-*-elf*)
3147                 tm_file="rs6000/sysv4.h"
3148                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3149                 extra_headers=ppc-asm.h
3150                 ;;
3151         powerpc-*-eabi*)
3152                 tm_file="rs6000/sysv4.h rs6000/eabi.h"
3153                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3154                 extra_headers=ppc-asm.h
3155                 ;;
3156         powerpc-*-rtems*)
3157                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/rtems.h"
3158                 tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
3159                 extra_headers=ppc-asm.h
3160                 ;;
3161         powerpc-*-linux-gnulibc1)
3162                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3163                 xm_file=rs6000/xm-sysv4.h
3164                 out_file=rs6000/rs6000.c
3165                 tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
3166                 xmake_file=x-linux
3167                 extra_headers=ppc-asm.h
3168                 if test x$enable_threads = xyes; then
3169                         thread_file='posix'
3170                 fi
3171                 ;;
3172         powerpc-*-linux-gnu*)
3173                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3174                 xm_file="rs6000/xm-sysv4.h"
3175                 xm_defines="USG ${xm_defines}"
3176                 out_file=rs6000/rs6000.c
3177                 tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
3178                 xmake_file=x-linux
3179                 extra_headers=ppc-asm.h
3180                 if test x$enable_threads = xyes; then
3181                         thread_file='posix'
3182                 fi
3183                 ;;
3184         powerpc-wrs-vxworks*)
3185                 cpu_type=rs6000
3186                 xm_file="rs6000/xm-sysv4.h"
3187                 xm_defines="USG POSIX"
3188                 tm_file="rs6000/sysv4.h rs6000/vxppc.h"
3189                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3190                 extra_headers=ppc-asm.h
3191                 thread_file='vxworks'
3192                 ;;
3193         powerpcle-wrs-vxworks*)
3194                 cpu_type=rs6000
3195                 xm_file="rs6000/xm-sysv4.h"
3196                 xm_defines="USG POSIX"
3197                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/vxppc.h"
3198                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3199                 extra_headers=ppc-asm.h
3200                 thread_file='vxworks'
3201                 ;;
3202         powerpcle-*-sysv*)
3203                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3204                 xm_file="rs6000/xm-sysv4.h"
3205                 xm_defines="USG POSIX"
3206                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3207                 xmake_file=rs6000/x-sysv4
3208                 extra_headers=ppc-asm.h
3209                 ;;
3210         powerpcle-*-elf*)
3211                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3212                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3213                 extra_headers=ppc-asm.h
3214                 ;;
3215         powerpcle-*-eabisim*)
3216                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
3217                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3218                 extra_headers=ppc-asm.h
3219                 ;;
3220         powerpcle-*-eabi*)
3221                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
3222                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3223                 extra_headers=ppc-asm.h
3224                 ;;
3225         powerpcle-*-solaris2*)
3226                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/sol2.h"
3227                 xm_file="rs6000/xm-sysv4.h"
3228                 xm_defines="USG POSIX"
3229                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3230                 xmake_file=rs6000/x-sysv4
3231                 extra_headers=ppc-asm.h
3232                 ;;
3233 changequote(,)dnl
3234         rs6000-ibm-aix3.[01]*)
3235 changequote([,])dnl
3236                 tm_file=rs6000/aix31.h
3237                 xmake_file=rs6000/x-aix31
3238                 float_format=none
3239                 use_collect2=yes
3240                 ;;
3241 changequote(,)dnl
3242         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3243 changequote([,])dnl
3244                 tm_file=rs6000/aix3newas.h
3245                 if test x$host != x$target
3246                 then
3247                         tmake_file=rs6000/t-xnewas
3248                 else
3249                         tmake_file=rs6000/t-newas
3250                 fi
3251                 float_format=none
3252                 use_collect2=yes
3253                 ;;
3254 changequote(,)dnl
3255         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3256 changequote([,])dnl
3257                 tm_file=rs6000/aix41.h
3258                 if test x$host != x$target
3259                 then
3260                         tmake_file=rs6000/t-xnewas
3261                 else
3262                         tmake_file=rs6000/t-newas
3263                 fi
3264                 if test "$gnu_ld" = yes
3265                 then
3266                         xmake_file=rs6000/x-aix41-gld
3267                 else
3268                         tmake_file="rs6000/t-newas rs6000/t-aix41"
3269                 fi
3270                 xmake_file=rs6000/x-aix41
3271                 float_format=none
3272                 use_collect2=yes
3273                 ;;
3274 changequote(,)dnl
3275         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3276 changequote([,])dnl
3277                 tm_file=rs6000/aix43.h
3278                 tmake_file=rs6000/t-aix43
3279                 xmake_file=rs6000/x-aix41
3280                 float_format=none
3281                 use_collect2=yes
3282                 ;;
3283 changequote(,)dnl
3284         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3285 changequote([,])dnl
3286                 tm_file=rs6000/aix43.h
3287                 tmake_file=rs6000/t-aix43
3288                 xmake_file=rs6000/x-aix41
3289                 float_format=none
3290                 use_collect2=yes
3291                 ;;
3292         rs6000-ibm-aix*)
3293                 float_format=none
3294                 use_collect2=yes
3295                 ;;
3296         rs6000-bull-bosx)
3297                 float_format=none
3298                 use_collect2=yes
3299                 ;;
3300         rs6000-*-mach*)
3301                 tm_file=rs6000/mach.h
3302                 xm_file="${xm_file} rs6000/xm-mach.h"
3303                 xmake_file=rs6000/x-mach
3304                 use_collect2=yes
3305                 ;;
3306         rs6000-*-lynxos*)
3307                 tm_file=rs6000/lynx.h
3308                 xm_file=rs6000/xm-lynx.h
3309                 tmake_file=rs6000/t-rs6000
3310                 xmake_file=rs6000/x-lynx
3311                 use_collect2=yes
3312                 ;;
3313         sh-*-elf*)
3314                 tm_file=sh/elf.h
3315                 float_format=sh
3316                 ;;
3317         sh-*-rtemself*)
3318                 tmake_file="sh/t-sh t-rtems"
3319                 tm_file=sh/rtemself.h
3320                 float_format=sh
3321                 ;;
3322         sh-*-rtems*)
3323                 tmake_file="sh/t-sh t-rtems"
3324                 tm_file=sh/rtems.h
3325                 float_format=sh
3326                 ;;
3327         sh-*-*)
3328                 float_format=sh
3329                 ;;
3330         sparc-tti-*)
3331                 tm_file=sparc/pbd.h
3332                 xm_file="xm-alloca.h ${xm_file}"
3333                 xm_defines=USG
3334                 ;;
3335         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3336                 tm_file=sparc/vxsparc.h
3337                 tmake_file=sparc/t-vxsparc
3338                 use_collect2=yes
3339                 thread_file='vxworks'
3340                 ;;
3341         sparc-*-aout*)
3342                 tmake_file=sparc/t-sparcbare
3343                 tm_file="sparc/aout.h libgloss.h"
3344                 ;;
3345         sparc-*-netbsd*)
3346                 tm_file=sparc/netbsd.h
3347                 tmake_file=t-netbsd
3348                 use_collect2=yes
3349                 ;;
3350         sparc-*-openbsd*)
3351                 # we need collect2 until our bug is fixed...
3352                 use_collect2=yes
3353                 ;;
3354         sparc-*-bsd*)
3355                 tm_file=sparc/bsd.h
3356                 ;;
3357         sparc-*-elf*)
3358                 tm_file=sparc/elf.h
3359                 tmake_file=sparc/t-elf
3360                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3361                 #float_format=i128
3362                 float_format=i64
3363                 ;;
3364         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3365                 xm_file="${xm_file} sparc/xm-linux.h"
3366                 tm_file=sparc/linux-aout.h
3367                 xmake_file=x-linux
3368                 gnu_ld=yes
3369                 ;;
3370         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3371                 xm_file="${xm_file} sparc/xm-linux.h"
3372                 xmake_file=x-linux
3373                 tm_file=sparc/linux.h
3374                 tmake_file="t-linux t-linux-gnulibc1"
3375                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3376                 gnu_ld=yes
3377                 float_format=sparc
3378                 ;;
3379         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3380                 xm_file="${xm_file} sparc/xm-linux.h"
3381                 xmake_file=x-linux
3382                 tm_file=sparc/linux.h
3383                 tmake_file="t-linux"
3384                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3385                 gnu_ld=yes
3386                 if test x$enable_threads = xyes; then
3387                         thread_file='posix'
3388                 fi
3389                 float_format=sparc
3390                 ;;
3391         sparc-*-lynxos*)
3392                 if test x$gas = xyes
3393                 then
3394                         tm_file=sparc/lynx.h
3395                 else
3396                         tm_file=sparc/lynx-ng.h
3397                 fi
3398                 xm_file=sparc/xm-lynx.h
3399                 tmake_file=sparc/t-sunos41
3400                 xmake_file=x-lynx
3401                 ;;
3402         sparc-*-rtemsaout*)
3403                 tmake_file="sparc/t-sparcbare t-rtems"
3404                 tm_file=sparc/rtems.h
3405                 ;;
3406         sparc-*-rtems*|sparc-*-rtemself*)
3407                 tm_file="sparc/rtemself.h"
3408                 tmake_file="sparc/t-elf t-rtems"
3409                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3410                 #float_format=i128
3411                 float_format=i64
3412                 ;;
3413         sparcv9-*-solaris2*)
3414                 if test x$gnu_ld = xyes
3415                 then
3416                         tm_file=sparc/sol2-64.h
3417                 else
3418                         tm_file=sparc/sol2-sld-64.h
3419                 fi
3420                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3421                 xm_defines="USG POSIX"
3422                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3423                 xmake_file=sparc/x-sysv4
3424                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3425                 float_format=none
3426                 if test x${enable_threads} = x ; then
3427                     enable_threads=$have_pthread_h
3428                     if test x${enable_threads} = x ; then
3429                         enable_threads=$have_thread_h
3430                     fi
3431                 fi
3432                 if test x${enable_threads} = xyes ; then
3433                     if test x${have_pthread_h} = xyes ; then
3434                         thread_file='posix'
3435                     else
3436                         thread_file='solaris'
3437                     fi
3438                 fi
3439                 ;;
3440         sparc-hal-solaris2*)
3441                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3442                 xm_defines="USG POSIX"
3443                 tm_file="sparc/sol2.h sparc/hal.h"
3444                 tmake_file="sparc/t-halos sparc/t-sol2"
3445                 xmake_file=sparc/x-sysv4
3446                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3447                 case $machine in
3448 changequote(,)dnl
3449                 *-*-solaris2.[0-4])
3450 changequote([,])dnl
3451                         float_format=i128
3452                 ;;
3453                 *)
3454                         float_format=none
3455                         ;;
3456                 esac
3457                 thread_file='solaris'
3458                 ;;
3459         sparc-*-solaris2*)
3460                 if test x$gnu_ld = xyes
3461                 then
3462                         tm_file=sparc/sol2.h
3463                 else
3464                         tm_file=sparc/sol2-sld.h
3465                 fi
3466                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3467                 xm_defines="USG POSIX"
3468                 tmake_file=sparc/t-sol2
3469                 xmake_file=sparc/x-sysv4
3470                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3471                 case $machine in
3472 changequote(,)dnl
3473                 *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*) ;;
3474 changequote([,])dnl
3475                 *-*-solaris2*)
3476                         if test x$gnu_ld = xyes
3477                         then
3478                                 tm_file=sparc/sol2-64.h
3479                         else
3480                                 tm_file=sparc/sol2-sld-64.h
3481                         fi
3482                         tmake_file="$tmake_file sparc/t-sol2-64"
3483                         ;;
3484                 esac
3485                 case $machine in
3486 changequote(,)dnl
3487                 *-*-solaris2.[0-4])
3488 changequote([,])dnl
3489                         float_format=i128
3490                         ;;
3491                 *)
3492                         float_format=none
3493                         ;;
3494                 esac
3495                 if test x${enable_threads} = x; then
3496                     enable_threads=$have_pthread_h
3497                     if test x${enable_threads} = x; then
3498                         enable_threads=$have_thread_h
3499                     fi
3500                 fi
3501                 if test x${enable_threads} = xyes; then
3502                     if test x${have_pthread_h} = xyes; then
3503                         thread_file='posix'
3504                     else
3505                         thread_file='solaris'
3506                     fi
3507                 fi
3508                 ;;
3509         sparc-*-sunos4.0*)
3510                 tm_file=sparc/sunos4.h
3511                 tmake_file=sparc/t-sunos40
3512                 use_collect2=yes
3513                 ;;
3514         sparc-*-sunos4*)
3515                 tm_file=sparc/sunos4.h
3516                 tmake_file=sparc/t-sunos41
3517                 use_collect2=yes
3518                 if test x$gas = xyes; then
3519                         tm_file="${tm_file} sparc/sun4gas.h"
3520                 fi
3521                 ;;
3522         sparc-*-sunos3*)
3523                 tm_file=sparc/sun4o3.h
3524                 use_collect2=yes
3525                 ;;
3526         sparc-*-sysv4*)
3527                 tm_file=sparc/sysv4.h
3528                 xm_file="sparc/xm-sysv4.h"
3529                 xm_defines="USG POSIX"
3530                 tmake_file=t-svr4
3531                 xmake_file=sparc/x-sysv4
3532                 extra_parts="crtbegin.o crtend.o"
3533                 ;;
3534         sparc-*-vxsim*)
3535                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3536                 xm_defines="USG POSIX"
3537                 tm_file=sparc/vxsim.h
3538                 tmake_file=sparc/t-vxsparc
3539                 xmake_file=sparc/x-sysv4
3540                 ;;
3541         sparclet-*-aout*)
3542                 tm_file="sparc/splet.h libgloss.h"
3543                 tmake_file=sparc/t-splet
3544                 ;;
3545         sparclite-*-coff*)
3546                 tm_file="sparc/litecoff.h libgloss.h"
3547                 tmake_file=sparc/t-sparclite
3548                 ;;
3549         sparclite-*-aout*)
3550                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3551                 tmake_file=sparc/t-sparclite
3552                 ;;
3553         sparclite-*-elf*)
3554                 tm_file="sparc/liteelf.h"
3555                 tmake_file=sparc/t-sparclite
3556                 extra_parts="crtbegin.o crtend.o"
3557                 ;;
3558         sparc86x-*-aout*)
3559                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3560                 tmake_file=sparc/t-sp86x
3561                 ;;
3562         sparc86x-*-elf*)
3563                 tm_file="sparc/sp86x-elf.h"
3564                 tmake_file=sparc/t-sp86x
3565                 extra_parts="crtbegin.o crtend.o"
3566                 ;;
3567         sparc64-*-aout*)
3568                 tmake_file=sparc/t-sp64
3569                 tm_file=sparc/sp64-aout.h
3570                 ;;
3571         sparc64-*-elf*)
3572                 tmake_file=sparc/t-sp64
3573                 tm_file=sparc/sp64-elf.h
3574                 extra_parts="crtbegin.o crtend.o"
3575                 ;;
3576         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3577                 tmake_file="t-linux sparc/t-linux64"
3578                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3579                 tm_file=sparc/linux64.h
3580                 xmake_file=x-linux
3581                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3582                 gnu_ld=yes
3583                 if test x$enable_threads = xyes; then
3584                         thread_file='posix'
3585                 fi
3586                 float_format=sparc
3587                 ;;
3588 # This hasn't been upgraded to GCC 2.
3589 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3590 #               tm_file=tahoe/harris.h
3591 #               ;;
3592 #       tahoe-*-bsd*)                   # tahoe running BSD
3593 #               ;;
3594
3595         thumb*-*-*)
3596                 AC_MSG_ERROR([
3597 *** The Thumb targets have been depreciated.  The equivalent
3598 *** ARM based toolchain can now generated Thumb instructions
3599 *** when the -mthumb switch is given to the compiler.])
3600                 ;;
3601 # This hasn't been upgraded to GCC 2.
3602 #       tron-*-*)
3603 #               cpu_type=gmicro
3604 #               use_collect2=yes
3605 #               ;;
3606         v850-*-rtems*)
3607                 cpu_type=v850
3608                 tm_file="v850/rtems.h"
3609                 xm_file="v850/xm-v850.h"
3610                 tmake_file="v850/t-v850 t-rtems"
3611                 if test x$stabs = xyes
3612                 then
3613                         tm_file="${tm_file} dbx.h"
3614                 fi
3615                 use_collect2=no
3616                 ;;
3617         v850-*-*)
3618                 target_cpu_default="TARGET_CPU_generic"
3619                 cpu_type=v850
3620                 tm_file="v850/v850.h"
3621                 xm_file="v850/xm-v850.h"
3622                 tmake_file=v850/t-v850
3623                 if test x$stabs = xyes
3624                 then
3625                         tm_file="${tm_file} dbx.h"
3626                 fi
3627                 use_collect2=no
3628                 ;;
3629         vax-*-bsd*)                     # vaxen running BSD
3630                 use_collect2=yes
3631                 float_format=vax
3632                 ;;
3633         vax-*-sysv*)                    # vaxen running system V
3634                 tm_file="${tm_file} vax/vaxv.h"
3635                 xm_defines=USG
3636                 float_format=vax
3637                 ;;
3638         vax-*-netbsd*)
3639                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3640                 tmake_file=t-netbsd
3641                 float_format=vax
3642                 use_collect2=yes
3643                 ;;
3644         vax-*-openbsd*)
3645                 tmake_file="${tmake_file} vax/t-openbsd"
3646                 ;;
3647         vax-*-ultrix*)                  # vaxen running ultrix
3648                 tm_file="${tm_file} vax/ultrix.h"
3649                 use_collect2=yes
3650                 float_format=vax
3651                 ;;
3652         vax-*-vms*)                     # vaxen running VMS
3653                 xm_file=vax/xm-vms.h
3654                 tm_file=vax/vms.h
3655                 float_format=vax
3656                 ;;
3657         vax-*-*)                        # vax default entry
3658                 float_format=vax
3659                 ;;
3660         we32k-att-sysv*)
3661                 xm_file="${xm_file} xm-svr3"
3662                 use_collect2=yes
3663                 ;;
3664         *)
3665                 echo "Configuration $machine not supported" 1>&2
3666                 exit 1
3667                 ;;
3668         esac
3669
3670         case $machine in
3671         *-*-linux-gnu*)
3672                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3673         *-*-gnu*)
3674                 # On the GNU system, the setup is just about the same on
3675                 # each different CPU.  The specific machines that GNU
3676                 # supports are matched above and just set $cpu_type.
3677                 xm_file="xm-gnu.h ${xm_file}"
3678                 tm_file=${cpu_type}/gnu.h
3679                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3680                 # GNU always uses ELF.
3681                 elf=yes
3682                 # GNU tools are the only tools.
3683                 gnu_ld=yes
3684                 gas=yes
3685                 xmake_file=x-linux      # These details are the same as Linux.
3686                 tmake_file=t-gnu        # These are not.
3687                 ;;
3688         *-*-sysv4*)
3689                 xmake_try_sysv=x-sysv
3690                 install_headers_dir=install-headers-cpio
3691                 ;;
3692         *-*-sysv*)
3693                 install_headers_dir=install-headers-cpio
3694                 ;;
3695         esac
3696
3697         # Distinguish i[34567]86
3698         # Also, do not run mips-tfile on MIPS if using gas.
3699         # Process --with-cpu= for PowerPC/rs6000
3700         target_cpu_default2=
3701         case $machine in
3702         i486-*-*)
3703                 target_cpu_default2=1
3704                 ;;
3705         i586-*-*)
3706                 case $target_alias in
3707                         k6-*)
3708                                 target_cpu_default2=4
3709                                 ;;
3710                         *)
3711                                 target_cpu_default2=2
3712                                 ;;
3713                 esac
3714                 ;;
3715         i686-*-* | i786-*-*)
3716                 target_cpu_default2=3
3717                 ;;
3718         alpha*-*-*)
3719                 case $machine in
3720 changequote(,)dnl
3721                         alphaev6[78]*)
3722 changequote([,])dnl
3723                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX|MASK_CIX"
3724                                 ;;
3725                         alphaev6*)
3726                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3727                                 ;;
3728                         alphapca56*)
3729                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3730                                 ;;
3731                         alphaev56*)
3732                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3733                                 ;;
3734                         alphaev5*)
3735                                 target_cpu_default2="MASK_CPU_EV5"
3736                                 ;;
3737                 esac
3738
3739                 if test x$gas = xyes
3740                 then
3741                         if test "$target_cpu_default2" = ""
3742                         then
3743                                 target_cpu_default2="MASK_GAS"
3744                         else
3745                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3746                         fi
3747                 fi
3748                 ;;
3749         arm*-*-*)
3750                 case "x$with_cpu" in
3751                         x)
3752                                 # The most generic
3753                                 target_cpu_default2="TARGET_CPU_generic"
3754                                 ;;
3755
3756                         # Distinguish cores, and major variants
3757                         # arm7m doesn't exist, but D & I don't affect code
3758 changequote(,)dnl
3759                         xarm[23678] | xarm250 | xarm[67][01]0 \
3760                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3761                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3762                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3763 changequote([,])dnl
3764                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3765                                 ;;
3766
3767                         xyes | xno)
3768                                 echo "--with-cpu must be passed a value" 1>&2
3769                                 exit 1
3770                                 ;;
3771
3772                         *)
3773                                 if test x$pass2done = xyes
3774                                 then
3775                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3776                                         exit 1
3777                                 fi
3778                                 ;;
3779                 esac
3780                 ;;
3781
3782         mips*-*-ecoff* | mips*-*-elf*)
3783                 if test x$gas = xyes
3784                 then
3785                         if test x$gnu_ld = xyes
3786                         then
3787                                 target_cpu_default2="MASK_GAS|MASK_SPLIT_ADDR"
3788                         else
3789                                 target_cpu_default2="MASK_GAS"
3790                         fi
3791                 fi
3792                 ;;
3793         mips*-*-*)
3794                 if test x$gas = xyes
3795                 then
3796                         target_cpu_default2="MASK_GAS"
3797                 fi
3798                 ;;
3799         powerpc*-*-* | rs6000-*-*)
3800                 case "x$with_cpu" in
3801                         x)
3802                                 ;;
3803
3804                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3805                           | xrios1 | xrios2 | xrsc | xrsc1 \
3806                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3807                           | xec603e | x740 | x750 | x401 \
3808                           | x403 | x505 | x801 | x821 | x823 | x860)
3809                                 target_cpu_default2="\"$with_cpu\""
3810                                 ;;
3811
3812                         xyes | xno)
3813                                 echo "--with-cpu must be passed a value" 1>&2
3814                                 exit 1
3815                                 ;;
3816
3817                         *)
3818                                 if test x$pass2done = xyes
3819                                 then
3820                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3821                                         exit 1
3822                                 fi
3823                                 ;;
3824                 esac
3825                 ;;
3826         sparc*-*-*)
3827                 case ".$with_cpu" in
3828                         .)
3829                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3830                                 ;;
3831                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3832                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3833                                 ;;
3834                         *)
3835                                 if test x$pass2done = xyes
3836                                 then
3837                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3838                                         exit 1
3839                                 fi
3840                                 ;;
3841                 esac
3842                 ;;
3843         esac
3844
3845         if test "$target_cpu_default2" != ""
3846         then
3847                 if test "$target_cpu_default" != ""
3848                 then
3849                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3850                 else
3851                         target_cpu_default=$target_cpu_default2
3852                 fi
3853         fi
3854
3855         # No need for collect2 if we have the GNU linker.
3856         # Actually, there is now; GNU ld doesn't handle the EH info or
3857         # collecting for shared libraries.
3858         #case x$gnu_ld in
3859         #xyes)
3860         #       use_collect2=
3861         #       ;;
3862         #esac
3863
3864 # Save data on machine being used to compile GCC in build_xm_file.
3865 # Save data on host machine in vars host_xm_file and host_xmake_file.
3866         if test x$pass1done = x
3867         then
3868                 if test x"$xm_file" = x
3869                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3870                 else build_xm_file=$xm_file
3871                 fi
3872                 build_xm_defines=$xm_defines
3873                 build_install_headers_dir=$install_headers_dir
3874                 build_exeext=$exeext
3875                 pass1done=yes
3876         else
3877                 if test x$pass2done = x
3878                 then
3879                         if test x"$xm_file" = x
3880                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3881                         else host_xm_file=$xm_file
3882                         fi
3883                         host_xm_defines=$xm_defines
3884                         if test x"$xmake_file" = x
3885                         then xmake_file=$cpu_type/x-$cpu_type
3886                         fi
3887                         host_xmake_file="$xmake_file"
3888                         host_truncate_target=$truncate_target
3889                         host_extra_gcc_objs=$extra_gcc_objs
3890                         host_extra_objs=$extra_host_objs
3891                         host_exeext=$exeext
3892                         pass2done=yes
3893                 fi
3894         fi
3895 done
3896
3897 extra_objs="${host_extra_objs} ${extra_objs}"
3898
3899 # Default the target-machine variables that were not explicitly set.
3900 if test x"$tm_file" = x
3901 then tm_file=$cpu_type/$cpu_type.h; fi
3902
3903 if test x$extra_headers = x
3904 then extra_headers=; fi
3905
3906 if test x"$xm_file" = x
3907 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3908
3909 if test x$md_file = x
3910 then md_file=$cpu_type/$cpu_type.md; fi
3911
3912 if test x$out_file = x
3913 then out_file=$cpu_type/$cpu_type.c; fi
3914
3915 if test x"$tmake_file" = x
3916 then tmake_file=$cpu_type/t-$cpu_type
3917 fi
3918
3919 if test x"$dwarf2" = xyes
3920 then tm_file="$tm_file tm-dwarf2.h"
3921 fi
3922
3923 if test x$float_format = x
3924 then float_format=i64
3925 fi
3926
3927 if test $float_format = none
3928 then float_h_file=Makefile.in
3929 else float_h_file=float-$float_format.h
3930 fi
3931
3932 # Handle cpp installation.
3933 if test x$enable_cpp != xno
3934 then
3935   tmake_file="$tmake_file t-install-cpp"
3936 fi
3937
3938 # Say what files are being used for the output code and MD file.
3939 echo "Using \`$srcdir/config/$out_file' to output insns."
3940 echo "Using \`$srcdir/config/$md_file' as machine description file."
3941
3942 count=a
3943 for f in $tm_file; do
3944         count=${count}x
3945 done
3946 if test $count = ax; then
3947         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3948 else
3949         echo "Using the following target machine macro files:"
3950         for f in $tm_file; do
3951                 echo "  $srcdir/config/$f"
3952         done
3953 fi
3954
3955 count=a
3956 for f in $host_xm_file; do
3957         count=${count}x
3958 done
3959 if test $count = ax; then
3960         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3961 else
3962         echo "Using the following host machine macro files:"
3963         for f in $host_xm_file; do
3964                 echo "  $srcdir/config/$f"
3965         done
3966 fi
3967
3968 if test "$host_xm_file" != "$build_xm_file"; then
3969         count=a
3970         for f in $build_xm_file; do
3971                 count=${count}x
3972         done
3973         if test $count = ax; then
3974                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3975         else
3976                 echo "Using the following build machine macro files:"
3977                 for f in $build_xm_file; do
3978                         echo "  $srcdir/config/$f"
3979                 done
3980         fi
3981 fi
3982
3983 if test x$thread_file = x; then
3984         if test x$target_thread_file != x; then
3985                 thread_file=$target_thread_file
3986         else
3987                 thread_file='single'
3988         fi
3989 fi
3990
3991 # Set up the header files.
3992 # $links is the list of header files to create.
3993 # $vars is the list of shell variables with file names to include.
3994 # auto-host.h is the file containing items generated by autoconf and is
3995 # the first file included by config.h.
3996 null_defines=
3997 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3998
3999 # If host=build, it is correct to have hconfig include auto-host.h
4000 # as well.  If host!=build, we are in error and need to do more
4001 # work to find out the build config parameters.
4002 if test x$host = x$build
4003 then
4004         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
4005 else
4006         # We create a subdir, then run autoconf in the subdir.
4007         # To prevent recursion we set host and build for the new
4008         # invocation of configure to the build for this invocation
4009         # of configure.
4010         tempdir=build.$$
4011         rm -rf $tempdir
4012         mkdir $tempdir
4013         cd $tempdir
4014         case ${srcdir} in
4015         /*) realsrcdir=${srcdir};;
4016         *) realsrcdir=../${srcdir};;
4017         esac
4018         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
4019                 --target=$target --host=$build --build=$build
4020
4021         # We just finished tests for the build machine, so rename
4022         # the file auto-build.h in the gcc directory.
4023         mv auto-host.h ../auto-build.h
4024         cd ..
4025         rm -rf $tempdir
4026         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
4027 fi
4028
4029 xm_file="gansidecl.h ${xm_file}"
4030 tm_file="gansidecl.h ${tm_file}"
4031
4032 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
4033 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
4034 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
4035
4036 rm -f config.bak
4037 if test -f config.status; then mv -f config.status config.bak; fi
4038
4039 # Make the links.
4040 while test -n "$vars"
4041 do
4042         set $vars; var=$1; shift; vars=$*
4043         set $links; link=$1; shift; links=$*
4044         set $defines; define=$1; shift; defines=$*
4045
4046         rm -f $link
4047         # Make sure the file is created, even if it is empty.
4048         echo >$link
4049
4050         # Define TARGET_CPU_DEFAULT if the system wants one.
4051         # This substitutes for lots of *.h files.
4052         if test "$target_cpu_default" != "" -a $link = tm.h
4053         then
4054                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
4055         fi
4056
4057         for file in `eval echo '$'$var`; do
4058                 case $file in
4059                 auto-host.h | auto-build.h )
4060                         ;;
4061                 *)
4062                         echo '#ifdef IN_GCC' >>$link
4063                         ;;
4064                 esac
4065                 echo "#include \"$file\"" >>$link
4066                 case $file in
4067                 auto-host.h | auto-build.h )
4068                         ;;
4069                 *)
4070                         echo '#endif' >>$link
4071                         ;;
4072                 esac
4073         done
4074
4075         for def in `eval echo '$'$define`; do
4076                 echo "#ifndef $def" >>$link
4077                 echo "#define $def" >>$link
4078                 echo "#endif" >>$link
4079         done
4080 done
4081
4082 # Truncate the target if necessary
4083 if test x$host_truncate_target != x; then
4084         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4085 fi
4086
4087 # Get the version trigger filename from the toplevel
4088 if test "${with_gcc_version_trigger+set}" = set; then
4089         gcc_version_trigger=$with_gcc_version_trigger
4090 else
4091         gcc_version_trigger=${srcdir}/version.c
4092 fi
4093 changequote(,)dnl
4094 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
4095 changequote([,])dnl
4096
4097 # Internationalization
4098 PACKAGE=gcc
4099 VERSION="$gcc_version"
4100 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE",
4101         [Define to the name of the distribution.])
4102 AC_DEFINE_UNQUOTED(VERSION, "$VERSION",
4103         [Define to the version of the distribution.])
4104 AC_SUBST(PACKAGE)
4105 AC_SUBST(VERSION)
4106
4107 ALL_LINGUAS="en_GB"
4108
4109 # Enable NLS support by default
4110 AC_ARG_ENABLE(nls,
4111   [  --enable-nls            use Native Language Support (default)],
4112   , enable_nls=yes)
4113
4114 # if cross compiling, disable NLS support.
4115 # It's not worth the trouble, at least for now.
4116
4117 if test "${build}" != "${host}" && test "x$enable_nls" == "xyes"; then
4118   AC_MSG_WARN(Disabling NLS support for canadian cross compiler.)
4119   enable_nls=no
4120 fi
4121
4122 AM_GNU_GETTEXT
4123 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
4124
4125 # Windows32 Registry support for specifying GCC installation paths.
4126 AC_ARG_ENABLE(win32-registry,
4127 [  --disable-win32-registry
4128                           Disable lookup of installation paths in the
4129                          Registry on Windows hosts.
4130   --enable-win32-registry Enable registry lookup (default).
4131   --enable-win32-registry=KEY
4132                           Use KEY instead of GCC version as the last portion
4133                          of the registry key.],,)
4134
4135 AC_MSG_CHECKING(whether windows registry support is requested)
4136 if test x$enable_win32_registry != xno; then
4137   AC_DEFINE(ENABLE_WIN32_REGISTRY, 1,
4138 [Define to 1 if installation paths should be looked up in Windows32
4139    Registry. Ignored on non windows32 hosts.])
4140   AC_MSG_RESULT(yes)
4141 else
4142   AC_MSG_RESULT(no)
4143 fi
4144
4145 # Check if user specified a different registry key.
4146 case x${enable_win32_registry} in
4147 x | xyes)
4148   # default.
4149   gcc_cv_win32_registry_key="$VERSION"
4150   ;;
4151 xno)
4152   # no registry lookup.
4153   gcc_cv_win32_registry_key=''
4154   ;;
4155 *)
4156   # user-specified key.
4157   gcc_cv_win32_registry_key="$enable_win32_registry"
4158   ;;
4159 esac
4160
4161 if test x$enable_win32_registry != xno; then
4162   AC_MSG_CHECKING(registry key on windows hosts)
4163   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key",
4164         [Define to be the last portion of registry key on windows hosts.])
4165   AC_MSG_RESULT($gcc_cv_win32_registry_key)
4166 fi
4167
4168 # Get an absolute path to the GCC top-level source directory
4169 holddir=`pwd`
4170 cd $srcdir
4171 topdir=`pwd`
4172 cd $holddir
4173
4174 # Conditionalize the makefile for this host machine.
4175 # Make-host contains the concatenation of all host makefile fragments
4176 # [there can be more than one].  This file is built by configure.frag.
4177 host_overrides=Make-host
4178 dep_host_xmake_file=
4179 for f in .. ${host_xmake_file}
4180 do
4181         if test -f ${srcdir}/config/$f
4182         then
4183                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4184         fi
4185 done
4186
4187 # Conditionalize the makefile for this target machine.
4188 # Make-target contains the concatenation of all host makefile fragments
4189 # [there can be more than one].  This file is built by configure.frag.
4190 target_overrides=Make-target
4191 dep_tmake_file=
4192 for f in .. ${tmake_file}
4193 do
4194         if test -f ${srcdir}/config/$f
4195         then
4196                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4197         fi
4198 done
4199
4200 # If the host doesn't support symlinks, modify CC in
4201 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4202 # Otherwise, we can use "CC=$(CC)".
4203 rm -f symtest.tem
4204 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4205 then
4206         cc_set_by_configure="\$(CC)"
4207         quoted_cc_set_by_configure="\$(CC)"
4208         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4209 else
4210         rm -f symtest.tem
4211         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4212         then
4213                 symbolic_link="cp -p"
4214         else
4215                 symbolic_link="cp"
4216         fi
4217         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4218         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4219         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4220 fi
4221 rm -f symtest.tem
4222
4223 out_object_file=`basename $out_file .c`.o
4224
4225 tm_file_list=
4226 for f in $tm_file; do
4227   case $f in
4228     gansidecl.h )
4229        tm_file_list="${tm_file_list} $f" ;;
4230     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4231   esac
4232 done
4233
4234 host_xm_file_list=
4235 for f in $host_xm_file; do
4236   case $f in
4237     auto-host.h | gansidecl.h | hwint.h )
4238        host_xm_file_list="${host_xm_file_list} $f" ;;
4239     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4240   esac
4241 done
4242
4243 build_xm_file_list=
4244 for f in $build_xm_file; do
4245   case $f in
4246     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4247        build_xm_file_list="${build_xm_file_list} $f" ;;
4248     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4249   esac
4250 done
4251
4252 # Define macro CROSS_COMPILE in compilation
4253 # if this is a cross-compiler.
4254 # Also use all.cross instead of all.internal
4255 # and add cross-make to Makefile.
4256 cross_overrides="/dev/null"
4257 if test x$host != x$target
4258 then
4259         cross_defines="CROSS=-DCROSS_COMPILE"
4260         cross_overrides="${topdir}/cross-make"
4261 fi
4262
4263 # If this is a cross-compiler that does not
4264 # have its own set of headers then define
4265 # inhibit_libc
4266
4267 # If this is using newlib, then define inhibit_libc in
4268 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4269 # libgcc.a, but that's OK because newlib should have its own version of
4270 # assert.h.
4271 inhibit_libc=
4272 if [test x$host != x$target] && [test x$with_headers = x]; then
4273        inhibit_libc=-Dinhibit_libc
4274 else
4275        if [test x$with_newlib = xyes]; then
4276                inhibit_libc=-Dinhibit_libc
4277        fi
4278 fi
4279 AC_SUBST(inhibit_libc)
4280
4281 # When building gcc with a cross-compiler, we need to fix a few things.
4282 # This must come after cross-make as we want all.build to override
4283 # all.cross.
4284 build_overrides="/dev/null"
4285 if test x$build != x$host
4286 then
4287         build_overrides="${topdir}/build-make"
4288 fi
4289
4290 # Expand extra_headers to include complete path.
4291 # This substitutes for lots of t-* files.
4292 extra_headers_list=
4293 if test "x$extra_headers" = x
4294 then true
4295 else
4296         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4297         for file in $extra_headers;
4298         do
4299                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4300         done
4301 fi
4302
4303 if test x$use_collect2 = xno; then
4304         use_collect2=
4305 fi
4306
4307 # Add a definition of USE_COLLECT2 if system wants one.
4308 # Also tell toplev.c what to do.
4309 # This substitutes for lots of t-* files.
4310 if test x$use_collect2 = x
4311 then
4312         will_use_collect2=
4313         maybe_use_collect2=
4314 else
4315         will_use_collect2="collect2"
4316         maybe_use_collect2="-DUSE_COLLECT2"
4317 fi
4318
4319 # NEED TO CONVERT
4320 # Set MD_DEPS if the real md file is in md.pre-cpp.
4321 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4322 # for line oriented comments, so we must always use a GNU cpp.  If
4323 # building gcc with a cross compiler, use the cross compiler just
4324 # built.  Otherwise, we can use the cpp just built.
4325 md_file_sub=
4326 if test "x$md_cppflags" = x
4327 then
4328         md_file_sub=$srcdir/config/$md_file
4329 else
4330         md_file=md
4331 fi
4332
4333 # If we have gas in the build tree, make a link to it.
4334 if test -f ../gas/Makefile; then
4335         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4336 fi
4337
4338 # If we have nm in the build tree, make a link to it.
4339 if test -f ../binutils/Makefile; then
4340         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4341 fi
4342
4343 # If we have ld in the build tree, make a link to it.
4344 if test -f ../ld/Makefile; then
4345 #       if test x$use_collect2 = x; then
4346 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4347 #       else
4348                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4349 #       fi
4350 fi
4351
4352 # Figure out what assembler alignment features are present.
4353 AC_MSG_CHECKING(assembler alignment features)
4354 gcc_cv_as=
4355 gcc_cv_as_alignment_features=
4356 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4357 if test -x "$DEFAULT_ASSEMBLER"; then
4358         gcc_cv_as="$DEFAULT_ASSEMBLER"
4359 elif test -x "$AS"; then
4360         gcc_cv_as="$AS"
4361 elif test -x as$host_exeext; then
4362         # Build using assembler in the current directory.
4363         gcc_cv_as=./as$host_exeext
4364 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4365         # Single tree build which includes gas.
4366         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4367         do
4368 changequote(,)dnl
4369                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4370 changequote([,])dnl
4371                 if test x$gcc_cv_gas_version != x; then
4372                         break
4373                 fi
4374         done
4375 changequote(,)dnl
4376         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4377         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4378 changequote([,])dnl
4379         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4380                 # Gas version 2.6 and later support for .balign and .p2align.
4381                 # bytes to skip when using .p2align.
4382                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4383                         gcc_cv_as_alignment_features=".balign and .p2align"
4384                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4385                 fi
4386                 # Gas version 2.8 and later support specifying the maximum
4387                 # bytes to skip when using .p2align.
4388                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4389                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4390                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4391                 fi
4392         fi
4393 elif test x$host = x$target; then
4394         # Native build.
4395         # Search the same directories that the installed compiler will
4396         # search.  Else we may find the wrong assembler and lose.  If we
4397         # do not find a suitable assembler binary, then try the user's
4398         # path.
4399         #
4400         # Also note we have to check MD_EXEC_PREFIX before checking the
4401         # user's path.  Unfortunately, there is no good way to get at the
4402         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4403         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4404         # to be fixed as part of the make/configure rewrite too.
4405
4406         if test "x$exec_prefix" = xNONE; then
4407                 if test "x$prefix" = xNONE; then
4408                         test_prefix=/usr/local
4409                 else
4410                         test_prefix=$prefix
4411                 fi
4412         else
4413                 test_prefix=$exec_prefix
4414         fi
4415
4416         # If the loop below does not find an assembler, then use whatever
4417         # one we can find in the users's path.
4418         # user's path.
4419         as=as$host_exeext
4420
4421         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4422                    $test_prefix/lib/gcc-lib/$target \
4423                    /usr/lib/gcc/$target/$gcc_version \
4424                    /usr/lib/gcc/$target \
4425                    $test_prefix/$target/bin/$target/$gcc_version \
4426                    $test_prefix/$target/bin \
4427                    /usr/libexec \
4428                    /usr/ccs/gcc \
4429                    /usr/ccs/bin \
4430                    /udk/usr/ccs/bin \
4431                    /bsd43/usr/lib/cmplrs/cc \
4432                    /usr/cross64/usr/bin \
4433                    /usr/lib/cmplrs/cc \
4434                    /sysv/usr/lib/cmplrs/cc \
4435                    /svr4/usr/lib/cmplrs/cc \
4436                    /usr/bin"
4437
4438         for dir in $test_dirs; do
4439                 if test -f $dir/as$host_exeext; then
4440                         gcc_cv_as=$dir/as$host_exeext
4441                         break;
4442                 fi
4443         done
4444 fi
4445 if test x$gcc_cv_as != x; then
4446         # Check if we have .balign and .p2align
4447         echo ".balign  4" > conftest.s
4448         echo ".p2align  2" >> conftest.s
4449         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4450                 gcc_cv_as_alignment_features=".balign and .p2align"
4451                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4452         fi
4453         rm -f conftest.s conftest.o
4454         # Check if specifying the maximum bytes to skip when
4455         # using .p2align is supported.
4456         echo ".p2align 4,,7" > conftest.s
4457         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4458                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4459                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4460         fi
4461         rm -f conftest.s conftest.o
4462 fi
4463 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4464
4465 AC_MSG_CHECKING(assembler subsection support)
4466 gcc_cv_as_subsections=
4467 if test x$gcc_cv_as != x; then
4468         # Check if we have .subsection
4469         echo ".subsection 1" > conftest.s
4470         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4471                 gcc_cv_as_subsections=".subsection"
4472                 if test -x nm$host_exeext; then
4473                         gcc_cv_nm=./nm$host_exeext
4474                 elif test x$host = x$target; then
4475                         # Native build.
4476                         gcc_cv_nm=nm$host_exeext
4477                 fi
4478                 if test x$gcc_cv_nm != x; then
4479                         cat > conftest.s <<EOF
4480 conftest_label1: .word 0
4481 .subsection -1
4482 conftest_label2: .word 0
4483 .previous
4484 EOF
4485                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4486                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4487                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4488                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4489                                         :
4490                                 else
4491                                         gcc_cv_as_subsections="working .subsection -1"
4492                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING, 1,
4493 [Define if your assembler supports .subsection and .subsection -1 starts
4494    emitting at the beginning of your section.])
4495                                 fi
4496                         fi
4497                 fi
4498         fi
4499         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4500 fi
4501 AC_MSG_RESULT($gcc_cv_as_subsections)
4502
4503 AC_MSG_CHECKING(assembler weak support)
4504 gcc_cv_as_weak=
4505 if test x$gcc_cv_as != x; then
4506         # Check if we have .weak
4507         echo "  .weak foobar" > conftest.s
4508         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4509                 AC_DEFINE(HAVE_GAS_WEAK, 1,
4510                         [Define if your assembler supports .weak.])
4511                 gcc_cv_as_weak="yes"
4512         fi
4513         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4514 fi
4515 AC_MSG_RESULT($gcc_cv_as_weak)
4516
4517 AC_MSG_CHECKING(assembler hidden support)
4518 gcc_cv_as_hidden=
4519 if test x$gcc_cv_as != x; then
4520         # Check if we have .hidden
4521         echo "  .hidden foobar" > conftest.s
4522         echo "foobar:" >> conftest.s
4523         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4524                 AC_DEFINE(HAVE_GAS_HIDDEN, 1,
4525                         [Define if your assembler supports .hidden.])
4526                 gcc_cv_as_hidden="yes"
4527         fi
4528         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4529 fi
4530 AC_MSG_RESULT($gcc_cv_as_hidden)
4531
4532 case "$target" in
4533   sparc*-*-*)
4534     AC_CACHE_CHECK([assembler .register pseudo-op support],
4535         gcc_cv_as_register_pseudo_op, [
4536         gcc_cv_as_register_pseudo_op=unknown
4537         if test x$gcc_cv_as != x; then
4538             # Check if we have .register
4539             echo ".register %g2, #scratch" > conftest.s
4540             if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4541                 gcc_cv_as_register_pseudo_op=yes
4542             else
4543                 gcc_cv_as_register_pseudo_op=no
4544             fi
4545             rm -f conftest.s conftest.o
4546         fi
4547     ])
4548     if test "x$gcc_cv_as_register_pseudo_op" = xyes; then
4549         AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1,
4550                 [Define if your assembler supports .register.])
4551     fi
4552
4553     AC_CACHE_CHECK([assembler supports -relax],
4554         gcc_cv_as_relax_opt, [
4555         gcc_cv_as_relax_opt=unknown
4556         if test x$gcc_cv_as != x; then
4557             # Check if gas supports -relax
4558             echo ".text" > conftest.s
4559             if $gcc_cv_as -relax -o conftest.o conftest.s > /dev/null 2>&1; then
4560                 gcc_cv_as_relax_opt=yes
4561             else
4562                 gcc_cv_as_relax_opt=no
4563             fi
4564             rm -f conftest.s conftest.o
4565         fi
4566     ])
4567     if test "x$gcc_cv_as_relax_opt" = xyes; then
4568         AC_DEFINE(HAVE_AS_RELAX_OPTION, 1,
4569                 [Define if your assembler supports -relax option.])
4570     fi
4571
4572     case "$tm_file" in
4573     *64*)
4574         AC_CACHE_CHECK([for 64 bit support in assembler ($gcc_cv_as)],
4575             gcc_cv_as_flags64, [
4576                 if test -n "$gcc_cv_as"; then
4577                     echo ".xword foo" > conftest.s
4578                     gcc_cv_as_flags64=no
4579                     for flag in "-xarch=v9" "-64 -Av9"; do
4580                         if $gcc_cv_as $flag -o conftest.o conftest.s \
4581                             > /dev/null 2>&1; then
4582                             gcc_cv_as_flags64=$flag
4583                             break
4584                         fi
4585                     done
4586                     rm -f conftest.s conftest.o
4587                 else
4588                     if test "$gas" = yes; then
4589                         gcc_cv_as_flags64="-64 -Av9"
4590                     else
4591                         gcc_cv_as_flags64="-xarch=v9"
4592                     fi
4593                 fi
4594         ])
4595         if test "x$gcc_cv_as_flags64" = xno; then
4596 changequote(, )
4597             tmake_file=`echo " $tmake_file " | sed -e 's, sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4598             dep_tmake_file=`echo " $dep_tmake_file " | sed -e 's, [^ ]*/config/sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4599 changequote([, ])
4600         else
4601             AC_DEFINE_UNQUOTED(AS_SPARC64_FLAG, "$gcc_cv_as_flags64",
4602                         [Define if the assembler supports 64bit sparc.])
4603         fi
4604         ;;
4605     *) gcc_cv_as_flags64=${gcc_cv_as_flags64-no}
4606         ;;
4607     esac
4608
4609     if test "x$gcc_cv_as_flags64" != xno; then
4610         AC_CACHE_CHECK([for assembler offsetable %lo() support],
4611             gcc_cv_as_offsetable_lo10, [
4612             gcc_cv_as_offsetable_lo10=unknown
4613             if test "x$gcc_cv_as" != x; then
4614                 # Check if assembler has offsetable %lo()
4615                 echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4616                 echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4617                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s \
4618                         > /dev/null 2>&1 &&
4619                    $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s \
4620                         > /dev/null 2>&1; then
4621                     if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4622                         gcc_cv_as_offsetable_lo10=no
4623                     else
4624                         gcc_cv_as_offsetable_lo10=yes
4625                     fi
4626                 else
4627                     gcc_cv_as_offsetable_lo10=no
4628                 fi
4629                 rm -f conftest.s conftest.o conftest1.s conftest1.o
4630             fi
4631         ])
4632         if test "x$gcc_cv_as_offsetable_lo10" = xyes; then
4633             AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1,
4634                 [Define if your assembler supports offsetable %lo().])
4635         fi
4636     fi
4637     ;;
4638
4639 changequote(,)dnl
4640   i[34567]86-*-*)
4641 changequote([,])dnl
4642     AC_MSG_CHECKING(assembler instructions)
4643     gcc_cv_as_instructions=
4644     if test x$gcc_cv_as != x; then
4645         set "filds fists" "filds mem; fists mem"
4646         while test $# -gt 0
4647         do
4648                 echo "$2" > conftest.s
4649                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4650                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4651                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4652                 fi
4653                 shift 2
4654         done
4655         rm -f conftest.s conftest.o
4656     fi
4657     AC_MSG_RESULT($gcc_cv_as_instructions)
4658     ;;
4659 esac
4660
4661 # Figure out what language subdirectories are present.
4662 # Look if the user specified --enable-languages="..."; if not, use
4663 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4664 # go away some day.
4665 if test x"${enable_languages+set}" != xset; then
4666         if test x"${LANGUAGES+set}" = xset; then
4667                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4668         else
4669                 enable_languages=all
4670         fi
4671 else
4672         if test x"${enable_languages}" = x; then
4673                 AC_MSG_ERROR([--enable-languages needs at least one argument])
4674         fi
4675 fi
4676 subdirs=
4677 for lang in ${srcdir}/*/config-lang.in ..
4678 do
4679         case $lang in
4680         ..) ;;
4681         # The odd quoting in the next line works around
4682         # an apparent bug in bash 1.12 on linux.
4683 changequote(,)dnl
4684         ${srcdir}/[*]/config-lang.in) ;;
4685         *)
4686           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4687           if test "x$lang_alias" = x
4688           then
4689                 echo "$lang doesn't set \$language." 1>&2
4690                 exit 1
4691           fi
4692           if test x"${enable_languages}" = xall; then
4693                 add_this_lang=yes
4694           else
4695                 case "${enable_languages}" in
4696                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4697                         add_this_lang=yes
4698                         ;;
4699                     * )
4700                         add_this_lang=no
4701                         ;;
4702                 esac
4703           fi
4704           if test x"${add_this_lang}" = xyes; then
4705                 case $lang in
4706                     ${srcdir}/ada/config-lang.in)
4707                         if test x$gnat = xyes ; then
4708                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4709                         fi
4710                         ;;
4711                     *)
4712                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4713                         ;;
4714                 esac
4715           fi
4716           ;;
4717 changequote([,])dnl
4718         esac
4719 done
4720
4721 # Make gthr-default.h if we have a thread file.
4722 gthread_flags=
4723 if test $thread_file != single; then
4724     rm -f gthr-default.h
4725     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4726     gthread_flags=-DHAVE_GTHR_DEFAULT
4727 fi
4728 AC_SUBST(gthread_flags)
4729
4730 # Find out what GC implementation we want, or may, use.
4731 AC_ARG_WITH(gc,
4732 [  --with-gc={simple,page} Choose the garbage collection mechanism to use
4733                            with the compiler.],
4734 [case "$withval" in
4735   simple | page)
4736     GGC=ggc-$withval
4737     ;;
4738   *)
4739     AC_MSG_ERROR([$withval is an invalid option to --with-gc])
4740     ;;
4741 esac],
4742 [if test $ac_cv_func_mmap_anywhere = yes \
4743     || test $ac_cv_func_valloc = yes; then
4744   GGC=ggc-page
4745 else
4746   GGC=ggc-simple
4747 fi])
4748 AC_SUBST(GGC)
4749 echo "Using $GGC for garbage collection."
4750
4751 # Build a new-abi (c++) system
4752 AC_ARG_ENABLE(new-gxx-abi,
4753 [  --enable-new-gxx-abi
4754                           select the new abi for g++. You must select an ABI
4755                           at configuration time, so that the correct runtime
4756                           support is built. You cannot mix ABIs.],
4757 [AC_DEFINE(ENABLE_NEW_GXX_ABI, 1,
4758         [Define if you want to always select the new-abi for g++.])
4759 GXX_ABI_FLAG='-fnew-abi'
4760 echo "Building a new-abi g++ compiler."
4761 ])
4762 AC_SUBST(GXX_ABI_FLAG)
4763
4764 # Build a new-libstdc++ system (ie libstdc++-v3)
4765 AC_MSG_CHECKING([for libstdc++ to install])
4766 AC_ARG_ENABLE(libstdcxx-v3,
4767 [  --enable-libstdcxx-v3
4768                           enable libstdc++-v3 for building and installation],
4769   [enable_libstdcxx_v3=yes], [enable_libstdcxx_v3=no])
4770
4771 if test x$enable_libstdcxx_v3 = xyes; then
4772   AC_MSG_RESULT(v3)
4773   ac_esn=1
4774 else
4775   AC_MSG_RESULT(v2)
4776   ac_esn=0
4777 fi
4778 AC_DEFINE_UNQUOTED(ENABLE_STD_NAMESPACE, $ac_esn,
4779   [Define to 1 if you want to enable namespaces (-fhonor-std) by default.])
4780
4781 dnl Very limited version of automake's enable-maintainer-mode
4782
4783 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
4784   dnl maintainer-mode is disabled by default
4785   AC_ARG_ENABLE(maintainer-mode,
4786 [  --enable-maintainer-mode enable make rules and dependencies not useful
4787                           (and sometimes confusing) to the casual installer],
4788       maintainer_mode=$enableval,
4789       maintainer_mode=no)
4790
4791 AC_MSG_RESULT($maintainer_mode)
4792
4793 if test "$maintainer_mode" = "yes"; then
4794   MAINT=''
4795 else
4796   MAINT='#'
4797 fi
4798 AC_SUBST(MAINT)dnl
4799
4800 # Make empty files to contain the specs and options for each language.
4801 # Then add #include lines to for a compiler that has specs and/or options.
4802
4803 lang_specs_files=
4804 lang_options_files=
4805 lang_tree_files=
4806 rm -f specs.h options.h gencheck.h
4807 touch specs.h options.h gencheck.h
4808 for subdir in . $subdirs
4809 do
4810         if test -f $srcdir/$subdir/lang-specs.h; then
4811                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4812                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4813         fi
4814         if test -f $srcdir/$subdir/lang-options.h; then
4815                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4816                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4817         fi
4818         if test -f $srcdir/$subdir/$subdir-tree.def; then
4819                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4820                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4821         fi
4822 done
4823
4824 # These (without "all_") are set in each config-lang.in.
4825 # `language' must be a single word so is spelled singularly.
4826 all_languages=
4827 all_boot_languages=
4828 all_compilers=
4829 all_stagestuff=
4830 all_diff_excludes=
4831 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile gccbug mklibgcc'
4832 # List of language makefile fragments.
4833 all_lang_makefiles=
4834 all_headers=
4835 all_lib2funcs=
4836
4837 # Add the language fragments.
4838 # Languages are added via two mechanisms.  Some information must be
4839 # recorded in makefile variables, these are defined in config-lang.in.
4840 # We accumulate them and plug them into the main Makefile.
4841 # The other mechanism is a set of hooks for each of the main targets
4842 # like `clean', `install', etc.
4843
4844 language_fragments="Make-lang"
4845 language_hooks="Make-hooks"
4846 oldstyle_subdirs=
4847
4848 for s in .. $subdirs
4849 do
4850         if test $s != ".."
4851         then
4852                 language=
4853                 boot_language=
4854                 compilers=
4855                 stagestuff=
4856                 diff_excludes=
4857                 headers=
4858                 outputs=
4859                 lib2funcs=
4860                 . ${srcdir}/$s/config-lang.in
4861                 if test "x$language" = x
4862                 then
4863                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4864                         exit 1
4865                 fi
4866                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4867                 all_languages="$all_languages $language"
4868                 if test "x$boot_language" = xyes
4869                 then
4870                         all_boot_languages="$all_boot_languages $language"
4871                 fi
4872                 all_compilers="$all_compilers $compilers"
4873                 all_stagestuff="$all_stagestuff $stagestuff"
4874                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4875                 all_headers="$all_headers $headers"
4876                 all_outputs="$all_outputs $outputs"
4877                 if test x$outputs = x
4878                 then
4879                         oldstyle_subdirs="$oldstyle_subdirs $s"
4880                 fi
4881                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4882         fi
4883 done
4884
4885 # Since we can't use `::' targets, we link each language in
4886 # with a set of hooks, reached indirectly via lang.${target}.
4887
4888 rm -f Make-hooks
4889 touch Make-hooks
4890 target_list="all.build all.cross start.encap rest.encap \
4891         info dvi \
4892         install-normal install-common install-info install-man \
4893         uninstall distdir \
4894         mostlyclean clean distclean extraclean maintainer-clean \
4895         stage1 stage2 stage3 stage4"
4896 for t in $target_list
4897 do
4898         x=
4899         for lang in .. $all_languages
4900         do
4901                 if test $lang != ".."; then
4902                         x="$x $lang.$t"
4903                 fi
4904         done
4905         echo "lang.$t: $x" >> Make-hooks
4906 done
4907
4908 # If we're not building in srcdir, create .gdbinit.
4909
4910 if test ! -f Makefile.in; then
4911         echo "dir ." > .gdbinit
4912         echo "dir ${srcdir}" >> .gdbinit
4913         if test x$gdb_needs_out_file_path = xyes
4914         then
4915                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4916         fi
4917         if test "x$subdirs" != x; then
4918                 for s in $subdirs
4919                 do
4920                         echo "dir ${srcdir}/$s" >> .gdbinit
4921                 done
4922         fi
4923         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4924 fi
4925
4926 # Define variables host_canonical and build_canonical
4927 # because some Cygnus local changes in the Makefile depend on them.
4928 build_canonical=${build}
4929 host_canonical=${host}
4930 target_subdir=
4931 if test "${host}" != "${target}" ; then
4932     target_subdir=${target}/
4933 fi
4934 AC_SUBST(build_canonical)
4935 AC_SUBST(host_canonical)
4936 AC_SUBST(target_subdir)
4937
4938 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4939 # absolute path for gcc_tooldir based on inserting the number of up-directory
4940 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4941 # $(libsubdir)/@(unlibsubdir) based path.
4942 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4943 # make and thus we'd get different behavior depending on where we built the
4944 # sources.
4945 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4946     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4947 else
4948 changequote(<<, >>)dnl
4949 # An explanation of the sed strings:
4950 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4951 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4952 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4953 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4954 #
4955 # (*) Note this pattern overwrites the first character of the string
4956 # with a forward slash if one is not already present.  This is not a
4957 # problem because the exact names of the sub-directories concerned is
4958 # unimportant, just the number of them matters.
4959 #
4960 # The practical upshot of these patterns is like this:
4961 #
4962 #  prefix     exec_prefix        result
4963 #  ------     -----------        ------
4964 #   /foo        /foo/bar          ../
4965 #   /foo/       /foo/bar          ../
4966 #   /foo        /foo/bar/         ../
4967 #   /foo/       /foo/bar/         ../
4968 #   /foo        /foo/bar/ugg      ../../
4969 #
4970     dollar='$$'
4971     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4972 changequote([, ])dnl
4973 fi
4974 AC_SUBST(gcc_tooldir)
4975 AC_SUBST(dollar)
4976
4977 # Nothing to do for FLOAT_H, float_format already handled.
4978 objdir=`pwd`
4979 AC_SUBST(objdir)
4980
4981 # Process the language and host/target makefile fragments.
4982 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4983
4984 # Substitute configuration variables
4985 AC_SUBST(subdirs)
4986 AC_SUBST(all_boot_languages)
4987 AC_SUBST(all_compilers)
4988 AC_SUBST(all_diff_excludes)
4989 AC_SUBST(all_headers)
4990 AC_SUBST(all_lang_makefiles)
4991 AC_SUBST(all_languages)
4992 AC_SUBST(all_lib2funcs)
4993 AC_SUBST(all_stagestuff)
4994 AC_SUBST(build_exeext)
4995 AC_SUBST(build_install_headers_dir)
4996 AC_SUBST(build_xm_file_list)
4997 AC_SUBST(cc_set_by_configure)
4998 AC_SUBST(quoted_cc_set_by_configure)
4999 AC_SUBST(cpp_install_dir)
5000 AC_SUBST(dep_host_xmake_file)
5001 AC_SUBST(dep_tmake_file)
5002 AC_SUBST(extra_c_flags)
5003 AC_SUBST(extra_c_objs)
5004 AC_SUBST(extra_cpp_objs)
5005 AC_SUBST(extra_cxx_objs)
5006 AC_SUBST(extra_headers_list)
5007 AC_SUBST(extra_objs)
5008 AC_SUBST(extra_parts)
5009 AC_SUBST(extra_passes)
5010 AC_SUBST(extra_programs)
5011 AC_SUBST(float_h_file)
5012 AC_SUBST(gcc_gxx_include_dir)
5013 AC_SUBST(gcc_version)
5014 AC_SUBST(gcc_version_trigger)
5015 AC_SUBST(host_exeext)
5016 AC_SUBST(host_extra_gcc_objs)
5017 AC_SUBST(host_xm_file_list)
5018 AC_SUBST(install)
5019 AC_SUBST(lang_options_files)
5020 AC_SUBST(lang_specs_files)
5021 AC_SUBST(lang_tree_files)
5022 AC_SUBST(local_prefix)
5023 AC_SUBST(maybe_use_collect2)
5024 AC_SUBST(md_file)
5025 AC_SUBST(objc_boehm_gc)
5026 AC_SUBST(out_file)
5027 AC_SUBST(out_object_file)
5028 AC_SUBST(stage_prefix_set_by_configure)
5029 AC_SUBST(symbolic_link)
5030 AC_SUBST(thread_file)
5031 AC_SUBST(tm_file_list)
5032 AC_SUBST(will_use_collect2)
5033
5034
5035 AC_SUBST_FILE(target_overrides)
5036 AC_SUBST_FILE(host_overrides)
5037 AC_SUBST(cross_defines)
5038 AC_SUBST_FILE(cross_overrides)
5039 AC_SUBST_FILE(build_overrides)
5040 AC_SUBST_FILE(language_fragments)
5041 AC_SUBST_FILE(language_hooks)
5042
5043 # Echo that links are built
5044 if test x$host = x$target
5045 then
5046         str1="native "
5047 else
5048         str1="cross-"
5049         str2=" from $host"
5050 fi
5051
5052 if test x$host != x$build
5053 then
5054         str3=" on a $build system"
5055 fi
5056
5057 if test "x$str2" != x || test "x$str3" != x
5058 then
5059         str4=
5060 fi
5061
5062 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
5063
5064 if test "x$str2" != x || test "x$str3" != x
5065 then
5066         echo " ${str2}${str3}." 1>&2
5067 fi
5068
5069 # Truncate the target if necessary
5070 if test x$host_truncate_target != x; then
5071         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
5072 fi
5073
5074 # Configure the subdirectories
5075 # AC_CONFIG_SUBDIRS($subdirs)
5076
5077 # Create the Makefile
5078 # and configure language subdirectories
5079 AC_OUTPUT($all_outputs,
5080 [
5081 . $srcdir/configure.lang
5082 case x$CONFIG_HEADERS in
5083 xauto-host.h:config.in)
5084 echo > cstamp-h ;;
5085 esac
5086 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
5087 # bootstrapping and the installation procedure can still use
5088 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
5089 # FLAGS_TO_PASS has been modified to solve the problem there.
5090 # This is virtually a duplicate of what happens in configure.lang; we do
5091 # an extra check to make sure this only happens if ln -s can be used.
5092 if test "$symbolic_link" = "ln -s"; then
5093  for d in .. ${subdirs} ; do
5094    if test $d != ..; then
5095         STARTDIR=`pwd`
5096         cd $d
5097         for t in stage1 stage2 stage3 stage4 include
5098         do
5099                 rm -f $t
5100                 $symbolic_link ../$t $t 2>/dev/null
5101         done
5102         cd $STARTDIR
5103    fi
5104  done
5105 else true ; fi
5106 # Avoid having to add intl to our include paths.
5107 if test -f intl/libintl.h; then
5108   echo creating libintl.h
5109   echo '#include "intl/libintl.h"' >libintl.h
5110 fi
5111 ],
5112 [
5113 host='${host}'
5114 build='${build}'
5115 target='${target}'
5116 target_alias='${target_alias}'
5117 srcdir='${srcdir}'
5118 subdirs='${subdirs}'
5119 oldstyle_subdirs='${oldstyle_subdirs}'
5120 symbolic_link='${symbolic_link}'
5121 program_transform_set='${program_transform_set}'
5122 program_transform_name='${program_transform_name}'
5123 dep_host_xmake_file='${dep_host_xmake_file}'
5124 host_xmake_file='${host_xmake_file}'
5125 dep_tmake_file='${dep_tmake_file}'
5126 tmake_file='${tmake_file}'
5127 thread_file='${thread_file}'
5128 gcc_version='${gcc_version}'
5129 gcc_version_trigger='${gcc_version_trigger}'
5130 local_prefix='${local_prefix}'
5131 build_install_headers_dir='${build_install_headers_dir}'
5132 build_exeext='${build_exeext}'
5133 host_exeext='${host_exeext}'
5134 out_file='${out_file}'
5135 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
5136 SET_MAKE='${SET_MAKE}'
5137 target_list='${target_list}'
5138 target_overrides='${target_overrides}'
5139 host_overrides='${host_overrides}'
5140 cross_defines='${cross_defines}'
5141 cross_overrides='${cross_overrides}'
5142 build_overrides='${build_overrides}'
5143 cpp_install_dir='${cpp_install_dir}'
5144 ])