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 gcc_AC_C_LONG_DOUBLE
 325
 326 # If the native compiler is GCC, we can enable warnings even in stage1.
 327 # That's useful for people building cross-compilers, or just running a
 328 # quick `make'.
 329 if test "x$GCC" = "xyes"; then
 330   stage1_warn_cflags='$(WARN_CFLAGS)'
 331 else
 332   stage1_warn_cflags=""
 333 fi
 334 AC_SUBST(stage1_warn_cflags)
 335
 336 AC_PROG_MAKE_SET
 337
 338 AC_MSG_CHECKING([whether a default assembler was specified])
 339 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 340     if test x"$gas_flag" = x"no"; then
 341         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 342     else
 343         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 344     fi
 345 else
 346     AC_MSG_RESULT(no)
 347 fi
 348
 349 AC_MSG_CHECKING([whether a default linker was specified])
 350 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 351     if test x"$gnu_ld_flag" = x"no"; then
 352         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 353     else
 354         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 355     fi
 356 else
 357     AC_MSG_RESULT(no)
 358 fi
 359
 360 # Find some useful tools
 361 AC_PROG_AWK
 362 AC_PROG_LEX
 363 gcc_AC_PROG_LN
 364 gcc_AC_PROG_LN_S
 365 gcc_AC_C_VOLATILE
 366 AC_PROG_RANLIB
 367 AC_PROG_YACC
 368 gcc_AC_PROG_INSTALL
 369
 370 AC_HEADER_STDC
 371 AC_HEADER_TIME
 372 gcc_AC_HEADER_STRING
 373 AC_HEADER_SYS_WAIT
 374 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 375                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 376                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 377                  direct.h malloc.h)
 378
 379 # Check for thread headers.
 380 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 381 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 382
 383 # See if GNAT has been installed
 384 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 385
 386 # See if the stage1 system preprocessor understands the ANSI C
 387 # preprocessor stringification operator.
 388 AC_C_STRINGIZE
 389
 390 # Use <inttypes.h> only if it exists,
 391 # doesn't clash with <sys/types.h>, and declares intmax_t.
 392 AC_MSG_CHECKING(for inttypes.h)
 393 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 394 [AC_TRY_COMPILE(
 395   [#include <sys/types.h>
 396 #include <inttypes.h>],
 397   [intmax_t i = -1;],
 398   [gcc_cv_header_inttypes_h=yes],
 399   gcc_cv_header_inttypes_h=no)])
 400 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 401 if test $gcc_cv_header_inttypes_h = yes; then
 402   AC_DEFINE(HAVE_INTTYPES_H, 1,
 403         [Define if you have a working <inttypes.h> header file.])
 404 fi
 405
 406 #
 407 # Determine if enumerated bitfields are unsigned.   ISO C says they can
 408 # be either signed or unsigned.
 409 #
 410 AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
 411 [AC_TRY_RUN(#include <stdlib.h>
 412 enum t { BLAH = 128 } ;
 413 struct s_t { enum t member : 8; } s ;
 414 int main(void)
 415 {
 416         s.member = BLAH;
 417         if (s.member < 0) exit(1);
 418         exit(0);
 419
 420 }, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
 421 if test $gcc_cv_enum_bf_unsigned = yes; then
 422   AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
 423     [Define if enumerated bitfields are treated as unsigned values.])
 424 fi
 425
 426 AC_CHECK_FUNCS(strtoul bsearch putenv popen bcopy bzero bcmp \
 427         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 428         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 429         fputs_unlocked getrusage valloc)
 430
 431 # Make sure wchar_t is available
 432 #AC_CHECK_TYPE(wchar_t, unsigned int)
 433
 434 gcc_AC_FUNC_VFPRINTF_DOPRNT
 435 gcc_AC_FUNC_PRINTF_PTR
 436
 437 case "${host}" in
 438 *-*-uwin*)
 439   # Under some versions of uwin, vfork is notoriously buggy and the test
 440   # can hang configure; on other versions, vfork exists just as a stub.
 441   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 442   ac_cv_func_vfork_works=no
 443   ;;
 444 esac
 445 AC_FUNC_VFORK
 446 AC_FUNC_MMAP_ANYWHERE
 447 AC_FUNC_MMAP_FILE
 448
 449 gcc_AC_NEED_DECLARATIONS(bcopy bzero bcmp \
 450         index rindex getenv atol sbrk abort atof getcwd getwd \
 451         strsignal putc_unlocked fputs_unlocked strstr environ)
 452
 453 gcc_AC_NEED_DECLARATIONS(malloc realloc calloc free, [
 454 #ifdef HAVE_MALLOC_H
 455 #include <malloc.h>
 456 #endif
 457 ])
 458
 459 gcc_AC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 460 #include <sys/types.h>
 461 #ifdef HAVE_SYS_RESOURCE_H
 462 #include <sys/resource.h>
 463 #endif
 464 ])
 465
 466 # mkdir takes a single argument on some systems.
 467 gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG
 468
 469 # File extensions
 470 manext='.1'
 471 objext='.o'
 472 AC_SUBST(manext)
 473 AC_SUBST(objext)
 474
 475 build_xm_file=
 476 build_xm_defines=
 477 build_install_headers_dir=install-headers-tar
 478 build_exeext=
 479 host_xm_file=
 480 host_xm_defines=
 481 host_xmake_file=
 482 host_truncate_target=
 483 host_exeext=
 484
 485 # Decode the host machine, then the target machine.
 486 # For the host machine, we save the xm_file variable as host_xm_file;
 487 # then we decode the target machine and forget everything else
 488 # that came from the host machine.
 489 for machine in $build $host $target; do
 490
 491         out_file=
 492         xmake_file=
 493         tmake_file=
 494         extra_headers=
 495         extra_passes=
 496         extra_parts=
 497         extra_programs=
 498         extra_objs=
 499         extra_host_objs=
 500         extra_gcc_objs=
 501         xm_defines=
 502         float_format=
 503         # Set this to force installation and use of collect2.
 504         use_collect2=
 505         # Set this to override the default target model.
 506         target_cpu_default=
 507         # Set this to control how the header file directory is installed.
 508         install_headers_dir=install-headers-tar
 509         # Set this to a non-empty list of args to pass to cpp if the target
 510         # wants its .md file passed through cpp.
 511         md_cppflags=
 512         # Set this if directory names should be truncated to 14 characters.
 513         truncate_target=
 514         # Set this if gdb needs a dir command with `dirname $out_file`
 515         gdb_needs_out_file_path=
 516         # Set this if the build machine requires executables to have a
 517         # file name suffix.
 518         exeext=
 519         # Set this to control which thread package will be used.
 520         thread_file=
 521         # Reinitialize these from the flag values every loop pass, since some
 522         # configure entries modify them.
 523         gas="$gas_flag"
 524         gnu_ld="$gnu_ld_flag"
 525         enable_threads=$enable_threads_flag
 526
 527         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
 528         # updated in each machine entry.
 529         tm_p_file=
 530         cpu_type=`echo $machine | sed 's/-.*$//'`
 531         case $machine in
 532         alpha*-*-*)
 533                 cpu_type=alpha
 534                 ;;
 535         arm*-*-*)
 536                 cpu_type=arm
 537                 ;;
 538         c*-convex-*)
 539                 cpu_type=convex
 540                 ;;
 541 changequote(,)dnl
 542         i[34567]86-*-*)
 543 changequote([,])dnl
 544                 cpu_type=i386
 545                 ;;
 546         hppa*-*-*)
 547                 cpu_type=pa
 548                 ;;
 549         m68000-*-*)
 550                 cpu_type=m68k
 551                 ;;
 552         mips*-*-*)
 553                 cpu_type=mips
 554                 ;;
 555         pj*-*-*)
 556                 cpu_type=pj
 557                 ;;
 558         powerpc*-*-*)
 559                 cpu_type=rs6000
 560                 ;;
 561         pyramid-*-*)
 562                 cpu_type=pyr
 563                 ;;
 564         sparc*-*-*)
 565                 cpu_type=sparc
 566                 ;;
 567         esac
 568
 569         tm_file=${cpu_type}/${cpu_type}.h
 570         xm_file=${cpu_type}/xm-${cpu_type}.h
 571         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
 572         then
 573                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
 574         fi
 575         # On a.out targets, we need to use collect2.
 576         case $machine in
 577         *-*-*aout*)
 578                 use_collect2=yes
 579                 ;;
 580         esac
 581
 582         # Common parts for linux-gnu and openbsd systems
 583         case $machine in
 584         *-*-linux-gnu*)
 585                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 586                 ;;
 587         *-*-openbsd*)
 588                 tm_file=${cpu_type}/openbsd.h
 589                 tmake_file="t-libc-ok t-openbsd"
 590                 # avoid surprises, always provide an xm-openbsd file
 591                 xm_file=${cpu_type}/xm-openbsd.h
 592                 # don't depend on processor x-fragments as well
 593                 xmake_file=none
 594                 if test x$enable_threads = xyes; then
 595                         thread_file='posix'
 596                         tmake_file="${tmake_file} t-openbsd-thread"
 597                 fi
 598                 ;;
 599         esac
 600
 601         case $machine in
 602         # Support site-specific machine types.
 603         *local*)
 604                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 605                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 606                 xm_file=${cpu_type}/xm-$rest.h
 607                 tm_file=${cpu_type}/$rest.h
 608                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 609                 then xmake_file=${cpu_type}/x-$rest; \
 610                 else true; \
 611                 fi
 612                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 613                 then tmake_file=${cpu_type}/t-$rest; \
 614                 else true; \
 615                 fi
 616                 ;;
 617         1750a-*-*)
 618                 ;;
 619         a29k-*-bsd* | a29k-*-sym1*)
 620                 tm_file="${tm_file} a29k/unix.h"
 621                 xm_defines=USG
 622                 xmake_file=a29k/x-unix
 623                 use_collect2=yes
 624                 ;;
 625         a29k-*-udi | a29k-*-coff)
 626                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 627                 tmake_file=a29k/t-a29kbare
 628                 ;;
 629         a29k-wrs-vxworks*)
 630                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 631                 tmake_file=a29k/t-vx29k
 632                 extra_parts="crtbegin.o crtend.o"
 633                 thread_file='vxworks'
 634                 ;;
 635         a29k-*-*)                       # Default a29k environment.
 636                 use_collect2=yes
 637                 ;;
 638         alpha-*-interix)
 639                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 640
 641                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 642                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 643
 644                 # GAS + IEEE_CONFORMANT
 645                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 646
 647                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 648                 xmake_file="x-interix alpha/t-pe"
 649                 tmake_file="alpha/t-alpha alpha/t-interix alpha/t-ieee"
 650                 if test x$enable_threads = xyes ; then
 651                         thread_file='posix'
 652                 fi
 653                 if test x$stabs = xyes ; then
 654                         tm_file="${tm_file} dbxcoff.h"
 655                 fi
 656                 #prefix='$$INTERIX_ROOT'/usr/contrib
 657                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 658                 ;;
 659         alpha*-*-linux-gnuecoff*)
 660                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 661                 target_cpu_default="MASK_GAS"
 662                 tmake_file="alpha/t-alpha alpha/t-ieee"
 663                 gas=no
 664                 xmake_file=none
 665                 gas=yes gnu_ld=yes
 666                 ;;
 667         alpha*-*-linux-gnulibc1*)
 668                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 669                 target_cpu_default="MASK_GAS"
 670                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-alpha alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 671                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 672                 xmake_file=none
 673                 gas=yes gnu_ld=yes
 674                 if test x$enable_threads = xyes; then
 675                         thread_file='posix'
 676                 fi
 677                 ;;
 678         alpha*-*-linux-gnu*)
 679                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 680                 target_cpu_default="MASK_GAS"
 681                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 682                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 683                 xmake_file=none
 684                 gas=yes gnu_ld=yes
 685                 if test x$enable_threads = xyes; then
 686                         thread_file='posix'
 687                 fi
 688                 ;;
 689         alpha*-*-netbsd*)
 690                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 691                 target_cpu_default="MASK_GAS"
 692                 tmake_file="alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 693                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 694                 xmake_file=none
 695                 gas=yes gnu_ld=yes
 696                 ;;
 697
 698         alpha*-*-openbsd*)
 699                 # default x-alpha is only appropriate for dec-osf.
 700                 target_cpu_default="MASK_GAS"
 701                 tmake_file="alpha/t-alpha alpha/t-ieee"
 702                 ;;
 703
 704         alpha*-dec-osf*)
 705                 if test x$stabs = xyes
 706                 then
 707                         tm_file="${tm_file} dbx.h"
 708                 fi
 709                 if test x$gas != xyes
 710                 then
 711                         extra_passes="mips-tfile mips-tdump"
 712                 fi
 713                 use_collect2=yes
 714                 tmake_file="alpha/t-alpha alpha/t-ieee"
 715                 case $machine in
 716                   *-*-osf1*)
 717                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 718                     ;;
 719 changequote(,)dnl
 720                   *-*-osf[23]*)
 721 changequote([,])dnl
 722                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 723                     ;;
 724                   *-*-osf4*)
 725                     tm_file="${tm_file} alpha/osf.h"
 726                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 727                     # a broken tar, so we use cpio instead.
 728                     install_headers_dir=install-headers-cpio
 729                     ;;
 730                   *-*-osf5*)
 731                     tm_file="${tm_file} alpha/osf.h alpha/osf5.h"
 732                     ;;
 733                 esac
 734                 case $machine in
 735 changequote(,)dnl
 736                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]* | *-*-osf5*)
 737 changequote([,])dnl
 738                     target_cpu_default=MASK_SUPPORT_ARCH
 739                     ;;
 740                 esac
 741                 ;;
 742         alpha*-*-vxworks*)
 743                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 744                 tmake_file="alpha/t-alpha alpha/t-ieee"
 745                 if [ x$gas != xyes ]
 746                 then
 747                         extra_passes="mips-tfile mips-tdump"
 748                 fi
 749                 use_collect2=yes
 750                 thread_file='vxworks'
 751                 ;;
 752         alpha*-*-winnt*)
 753                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 754                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 755                 tmake_file="t-libc-ok alpha/t-alpha alpha/t-ieee"
 756                 xmake_file=winnt/x-winnt
 757                 extra_host_objs=oldnames.o
 758                 extra_gcc_objs="spawnv.o oldnames.o"
 759                 if test x$gnu_ld != xyes
 760                 then
 761                         extra_programs=ld.exe
 762                 fi
 763                 if test x$enable_threads = xyes; then
 764                         thread_file='win32'
 765                 fi
 766                 ;;
 767         alpha*-dec-vms*)
 768                 tm_file=alpha/vms.h
 769                 xm_file="${xm_file} alpha/xm-vms.h"
 770                 tmake_file="alpha/t-alpha alpha/t-vms alpha/t-ieee"
 771                 ;;
 772         arc-*-elf*)
 773                 extra_parts="crtinit.o crtfini.o"
 774                 ;;
 775         arm-*-coff* | armel-*-coff*)
 776                 tm_file=arm/coff.h
 777                 tmake_file=arm/t-arm-coff
 778                 ;;
 779         arm-*-vxworks*)
 780                 tm_file=arm/vxarm.h
 781                 tmake_file=arm/t-arm-coff
 782                 thread_file='vxworks'
 783                 ;;
 784 changequote(,)dnl
 785         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 786 changequote([,])dnl
 787                 tm_file=arm/riscix1-1.h
 788                 use_collect2=yes
 789                 ;;
 790         arm-*-riscix*)                  # Acorn RISC machine
 791                 if test x$gas = xyes
 792                 then
 793                     tm_file=arm/rix-gas.h
 794                 else
 795                     tm_file=arm/riscix.h
 796                 fi
 797                 xmake_file=arm/x-riscix
 798                 tmake_file=arm/t-riscix
 799                 use_collect2=yes
 800                 ;;
 801         arm-semi-aout | armel-semi-aout)
 802                 tm_file=arm/semi.h
 803                 tmake_file=arm/t-semi
 804                 ;;
 805         arm-semi-aof | armel-semi-aof)
 806                 tm_file=arm/semiaof.h
 807                 tmake_file=arm/t-semiaof
 808                 ;;
 809         arm*-*-netbsd*)
 810                 tm_file=arm/netbsd.h
 811                 tmake_file="t-netbsd arm/t-netbsd"
 812                 use_collect2=yes
 813                 ;;
 814         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 815                 cpu_type=arm
 816                 xmake_file=x-linux
 817                 tm_file=arm/linux-aout.h
 818                 tmake_file=arm/t-linux
 819                 gnu_ld=yes
 820                 ;;
 821         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 822                 xm_file=arm/xm-linux.h
 823                 xmake_file=x-linux
 824                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 825                 case $machine in
 826                 armv2*-*-*)
 827                         tm_file="arm/linux-elf26.h $tm_file"
 828                         ;;
 829                 esac
 830                 tmake_file="t-linux arm/t-linux"
 831                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 832                 gnu_ld=yes
 833                 case x${enable_threads} in
 834                 x | xyes | xpthreads | xposix)
 835                         thread_file='posix'
 836                         ;;
 837                 esac
 838                 ;;
 839         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 840                 xm_file=arm/xm-linux.h
 841                 xmake_file=x-linux
 842                 tm_file="arm/linux-elf.h"
 843                 case $machine in
 844                 armv2*-*-*)
 845                         tm_file="arm/linux-elf26.h $tm_file"
 846                         ;;
 847                 esac
 848                 tmake_file="t-linux arm/t-linux"
 849                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 850                 gnu_ld=yes
 851                 case x${enable_threads} in
 852                 x | xyes | xpthreads | xposix)
 853                         thread_file='posix'
 854                         ;;
 855                 esac
 856                 ;;
 857         arm*-*-uclinux*)                # ARM ucLinux
 858                 tm_file=arm/uclinux-elf.h
 859                 tmake_file=arm/t-arm-elf
 860                 ;;
 861         arm*-*-aout)
 862                 tm_file=arm/aout.h
 863                 tmake_file=arm/t-arm-aout
 864                 ;;
 865         arm*-*-ecos-elf)
 866                 tm_file=arm/ecos-elf.h
 867                 tmake_file=arm/t-arm-elf
 868                 ;;
 869         arm*-*-elf)
 870                 tm_file=arm/unknown-elf.h
 871                 tmake_file=arm/t-arm-elf
 872                 ;;
 873         arm*-*-conix*)
 874                 tm_file=arm/conix-elf.h
 875                 tmake_file=arm/t-arm-elf
 876                 ;;
 877         arm*-*-oabi)
 878                 tm_file=arm/unknown-elf-oabi.h
 879                 tmake_file=arm/t-arm-elf
 880                 ;;
 881         arm-*-pe*)
 882                 tm_file=arm/pe.h
 883                 tmake_file=arm/t-pe
 884                 extra_objs="pe.o"
 885                 ;;
 886         avr-*-*)
 887                 ;;
 888         c1-convex-*)                    # Convex C1
 889                 target_cpu_default=1
 890                 use_collect2=yes
 891                 ;;
 892         c2-convex-*)                    # Convex C2
 893                 target_cpu_default=2
 894                 use_collect2=yes
 895                 ;;
 896         c32-convex-*)
 897                 target_cpu_default=4
 898                 use_collect2=yes
 899                 ;;
 900         c34-convex-*)
 901                 target_cpu_default=8
 902                 use_collect2=yes
 903                 ;;
 904         c38-convex-*)
 905                 target_cpu_default=16
 906                 use_collect2=yes
 907                 ;;
 908         c4x-*)
 909                 cpu_type=c4x
 910                 tmake_file=c4x/t-c4x
 911                 ;;
 912         clipper-intergraph-clix*)
 913                 tm_file="${tm_file} svr3.h clipper/clix.h"
 914                 xm_file=clipper/xm-clix.h
 915                 xmake_file=clipper/x-clix
 916                 extra_headers=va-clipper.h
 917                 extra_parts="crtbegin.o crtend.o"
 918                 install_headers_dir=install-headers-cpio
 919                 ;;
 920         dsp16xx-*)
 921                 ;;
 922         elxsi-elxsi-*)
 923                 use_collect2=yes
 924                 ;;
 925         fr30-*-elf)
 926                 tm_file="fr30/fr30.h"
 927                 tmake_file=fr30/t-fr30
 928                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
 929                 ;;
 930 # This hasn't been upgraded to GCC 2.
 931 #       fx80-alliant-*)                 # Alliant FX/80
 932 #               ;;
 933         h8300-*-*)
 934                 float_format=i32
 935                 ;;
 936         hppa*-*-linux*)
 937                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 938                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 939                 tmake_file="t-linux pa/t-linux"
 940                 extra_parts="crtbegin.o crtend.o"
 941                 xmake_file=none
 942                 gas=yes gnu_ld=yes
 943                 if test x$enable_threads = xyes; then
 944                         thread_file='posix'
 945                 fi
 946                 ;;
 947         hppa*-*-openbsd*)
 948                 target_cpu_default="MASK_PA_11"
 949                 tmake_file=pa/t-openbsd
 950                 ;;
 951         hppa1.1-*-pro*)
 952                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 953                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 954                 xm_file=pa/xm-papro.h
 955                 tmake_file=pa/t-pro
 956                 ;;
 957         hppa1.1-*-osf*)
 958                 target_cpu_default="MASK_PA_11"
 959                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
 960                 use_collect2=yes
 961                 ;;
 962         hppa1.1-*-rtems*)
 963                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 964                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 965                 xm_file=pa/xm-papro.h
 966                 tmake_file=pa/t-pro
 967                 ;;
 968         hppa1.0-*-osf*)
 969                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
 970                 use_collect2=yes
 971                 ;;
 972         hppa1.1-*-bsd*)
 973                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
 974                 target_cpu_default="MASK_PA_11"
 975                 use_collect2=yes
 976                 ;;
 977         hppa1.0-*-bsd*)
 978                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
 979                 use_collect2=yes
 980                 ;;
 981         hppa1.0-*-hpux7*)
 982                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux7.h"
 983                 xm_file=pa/xm-pahpux.h
 984                 xmake_file=pa/x-pa-hpux
 985                 if test x$gas = xyes
 986                 then
 987                         tm_file="${tm_file} pa/gas.h"
 988                 fi
 989                 install_headers_dir=install-headers-cpio
 990                 use_collect2=yes
 991                 ;;
 992 changequote(,)dnl
 993         hppa1.0-*-hpux8.0[0-2]*)
 994 changequote([,])dnl
 995                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
 996                 xm_file=pa/xm-pahpux.h
 997                 xmake_file=pa/x-pa-hpux
 998                 if test x$gas = xyes
 999                 then
1000                         tm_file="${tm_file} pa/pa-gas.h"
1001                 else
1002                         tm_file="pa/pa-oldas.h ${tm_file}"
1003                 fi
1004                 install_headers_dir=install-headers-cpio
1005                 use_collect2=yes
1006                 ;;
1007 changequote(,)dnl
1008         hppa1.1-*-hpux8.0[0-2]*)
1009 changequote([,])dnl
1010                 target_cpu_default="MASK_PA_11"
1011                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1012                 xm_file=pa/xm-pahpux.h
1013                 xmake_file=pa/x-pa-hpux
1014                 if test x$gas = xyes
1015                 then
1016                         tm_file="${tm_file} pa/pa-gas.h"
1017                 else
1018                         tm_file="pa/pa-oldas.h ${tm_file}"
1019                 fi
1020                 install_headers_dir=install-headers-cpio
1021                 use_collect2=yes
1022                 ;;
1023         hppa1.1-*-hpux8*)
1024                 target_cpu_default="MASK_PA_11"
1025                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1026                 xm_file=pa/xm-pahpux.h
1027                 xmake_file=pa/x-pa-hpux
1028                 if test x$gas = xyes
1029                 then
1030                         tm_file="${tm_file} pa/pa-gas.h"
1031                 fi
1032                 install_headers_dir=install-headers-cpio
1033                 use_collect2=yes
1034                 ;;
1035         hppa1.0-*-hpux8*)
1036                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1037                 xm_file=pa/xm-pahpux.h
1038                 xmake_file=pa/x-pa-hpux
1039                 if test x$gas = xyes
1040                 then
1041                         tm_file="${tm_file} pa/pa-gas.h"
1042                 fi
1043                 install_headers_dir=install-headers-cpio
1044                 use_collect2=yes
1045                 ;;
1046         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
1047                 target_cpu_default="MASK_PA_11"
1048                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1049                 float_format=i128
1050                 xm_file=pa/xm-pahpux.h
1051                 xmake_file=pa/x-pa-hpux
1052                 tmake_file=pa/t-pa
1053                 if test x$gas = xyes
1054                 then
1055                         tm_file="${tm_file} pa/pa-gas.h"
1056                 fi
1057                 if test x$enable_threads = x; then
1058                     enable_threads=$have_pthread_h
1059                 fi
1060                 if test x$enable_threads = xyes; then
1061                         thread_file='dce'
1062                         tmake_file="${tmake_file} pa/t-dce-thr"
1063                 fi
1064                 install_headers_dir=install-headers-cpio
1065                 use_collect2=yes
1066                 ;;
1067         hppa1.0-*-hpux10*)
1068                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1069                 float_format=i128
1070                 xm_file=pa/xm-pahpux.h
1071                 xmake_file=pa/x-pa-hpux
1072                 tmake_file=pa/t-pa
1073                 if test x$gas = xyes
1074                 then
1075                         tm_file="${tm_file} pa/pa-gas.h"
1076                 fi
1077                 if test x$enable_threads = x; then
1078                     enable_threads=$have_pthread_h
1079                 fi
1080                 if test x$enable_threads = xyes; then
1081                         thread_file='dce'
1082                         tmake_file="${tmake_file} pa/t-dce-thr"
1083                 fi
1084                 install_headers_dir=install-headers-cpio
1085                 use_collect2=yes
1086                 ;;
1087         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1088                 target_cpu_default="MASK_PA_11"
1089                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1090                 float_format=i128
1091                 xm_file=pa/xm-pahpux.h
1092                 xmake_file=pa/x-pa-hpux
1093                 tmake_file=pa/t-pa
1094                 if test x$gas = xyes
1095                 then
1096                         tm_file="${tm_file} pa/pa-gas.h"
1097                 fi
1098 #               if test x$enable_threads = x; then
1099 #                   enable_threads=$have_pthread_h
1100 #               fi
1101 #               if test x$enable_threads = xyes; then
1102 #                       thread_file='dce'
1103 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1104 #               fi
1105                 install_headers_dir=install-headers-cpio
1106                 use_collect2=yes
1107                 ;;
1108         hppa1.0-*-hpux11*)
1109                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1110                 float_format=i128
1111                 xm_file=pa/xm-pahpux.h
1112                 xmake_file=pa/x-pa-hpux
1113                 if test x$gas = xyes
1114                 then
1115                         tm_file="${tm_file} pa/pa-gas.h"
1116                 fi
1117 #               if test x$enable_threads = x; then
1118 #                   enable_threads=$have_pthread_h
1119 #               fi
1120 #               if test x$enable_threads = xyes; then
1121 #                       thread_file='dce'
1122 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1123 #               fi
1124                 install_headers_dir=install-headers-cpio
1125                 use_collect2=yes
1126                 ;;
1127         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1128                 target_cpu_default="MASK_PA_11"
1129                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1130                 xm_file=pa/xm-pahpux.h
1131                 xmake_file=pa/x-pa-hpux
1132                 if test x$gas = xyes
1133                 then
1134                         tm_file="${tm_file} pa/pa-gas.h"
1135                 fi
1136                 install_headers_dir=install-headers-cpio
1137                 use_collect2=yes
1138                 ;;
1139         hppa1.0-*-hpux*)
1140                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1141                 xm_file=pa/xm-pahpux.h
1142                 xmake_file=pa/x-pa-hpux
1143                 if test x$gas = xyes
1144                 then
1145                         tm_file="${tm_file} pa/pa-gas.h"
1146                 fi
1147                 install_headers_dir=install-headers-cpio
1148                 use_collect2=yes
1149                 ;;
1150         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1151                 target_cpu_default="MASK_PA_11"
1152                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1153                 xm_file=pa/xm-pahpux.h
1154                 xmake_file=pa/x-pa-hpux
1155                 if test x$gas = xyes
1156                 then
1157                         tm_file="${tm_file} pa/pa-gas.h"
1158                 fi
1159                 install_headers_dir=install-headers-cpio
1160                 use_collect2=yes
1161                 ;;
1162         hppa1.0-*-hiux*)
1163                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1164                 xm_file=pa/xm-pahpux.h
1165                 xmake_file=pa/x-pa-hpux
1166                 if test x$gas = xyes
1167                 then
1168                         tm_file="${tm_file} pa/pa-gas.h"
1169                 fi
1170                 install_headers_dir=install-headers-cpio
1171                 use_collect2=yes
1172                 ;;
1173         hppa*-*-lites*)
1174                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h"
1175                 target_cpu_default="MASK_PA_11"
1176                 use_collect2=yes
1177                 ;;
1178         hppa*-*-mpeix*)
1179                 tm_file="${tm_file} pa/pa-mpeix.h"
1180                 xm_file=pa/xm-pampeix.h
1181                 xmake_file=pa/x-pa-mpeix
1182                 echo "You must use gas. Assuming it is already installed."
1183                 install_headers_dir=install-headers-tar
1184                 use_collect2=yes
1185                 ;;
1186         i370-*-opened*)                  # IBM 360/370/390 Architecture
1187                 xm_file=i370/xm-oe.h
1188                 tm_file=i370/oe.h
1189                 xmake_file=i370/x-oe
1190                 tmake_file=i370/t-oe
1191                 ;;
1192         i370-*-mvs*)
1193                 xm_file=i370/xm-mvs.h
1194                 tm_file=i370/mvs.h
1195                 tmake_file=i370/t-mvs
1196                 ;;
1197         i370-*-linux*)
1198                 xm_file="xm-linux.h i370/xm-linux.h"
1199                 xmake_file=x-linux
1200                 tm_file="i370/linux.h ${tm_file}"
1201                 tmake_file="t-linux i370/t-linux"
1202                 # broken_install=yes
1203                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1204                 # extra_parts="crtbegin.o crtend.o"
1205                 gnu_ld=yes
1206                 gas=yes
1207                 elf=yes
1208                 if test x$enable_threads = xyes; then
1209                         thread_file='posix'
1210                 fi
1211                 ;;
1212 changequote(,)dnl
1213         i[34567]86-*-elf*)
1214 changequote([,])dnl
1215                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1216                 tm_file=i386/i386elf.h
1217                 tmake_file=i386/t-i386elf
1218                 xmake_file=x-svr4
1219                 ;;
1220 changequote(,)dnl
1221         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1222 changequote([,])dnl
1223                 if test x$gas = xyes
1224                 then
1225                         tm_file=i386/aix386.h
1226                         extra_parts="crtbegin.o crtend.o"
1227                         tmake_file=i386/t-crtstuff
1228                 else
1229                         tm_file=i386/aix386ng.h
1230                         use_collect2=yes
1231                 fi
1232                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1233                 xm_defines=USG
1234                 xmake_file=i386/x-aix
1235                 ;;
1236 changequote(,)dnl
1237         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1238 changequote([,])dnl
1239                 xm_file="xm-alloca.h ${xm_file}"
1240                 xm_defines="USG POSIX SMALL_ARG_MAX"
1241                 xmake_file=i386/x-ncr3000
1242                 if test x$stabs = xyes -a x$gas = xyes
1243                 then
1244                         tm_file=i386/sysv4gdb.h
1245                 else
1246                         tm_file=i386/sysv4.h
1247                 fi
1248                 extra_parts="crtbegin.o crtend.o"
1249                 tmake_file=i386/t-crtpic
1250                 ;;
1251 changequote(,)dnl
1252         i[34567]86-next-*)
1253 changequote([,])dnl
1254                 tm_file=i386/next.h
1255                 xm_file=i386/xm-next.h
1256                 tmake_file=i386/t-next
1257                 xmake_file=i386/x-next
1258                 extra_objs=nextstep.o
1259                 extra_parts="crtbegin.o crtend.o"
1260                 if test x$enable_threads = xyes; then
1261                         thread_file='mach'
1262                 fi
1263                 ;;
1264 changequote(,)dnl
1265         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1266 changequote([,])dnl
1267                 use_collect2=yes
1268                 if test x$gas = xyes
1269                 then
1270                         tm_file=i386/seq-gas.h
1271                 else
1272                         tm_file=i386/sequent.h
1273                 fi
1274                 ;;
1275 changequote(,)dnl
1276         i[34567]86-sequent-ptx1*)
1277 changequote([,])dnl
1278                 xm_defines="USG SVR3"
1279                 xmake_file=i386/x-sysv3
1280                 tm_file=i386/seq-sysv3.h
1281                 tmake_file=i386/t-crtstuff
1282                 extra_parts="crtbegin.o crtend.o"
1283                 install_headers_dir=install-headers-cpio
1284                 ;;
1285 changequote(,)dnl
1286         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1287 changequote([,])dnl
1288                 xm_defines="USG SVR3"
1289                 xmake_file=i386/x-sysv3
1290                 tm_file=i386/seq2-sysv3.h
1291                 tmake_file=i386/t-crtstuff
1292                 extra_parts="crtbegin.o crtend.o"
1293                 install_headers_dir=install-headers-cpio
1294                 ;;
1295 changequote(,)dnl
1296         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1297 changequote([,])dnl
1298                 xm_file="xm-alloca.h ${xm_file}"
1299                 xm_defines="USG POSIX SMALL_ARG_MAX"
1300                 xmake_file=x-svr4
1301                 tm_file=i386/ptx4-i.h
1302                 tmake_file=t-svr4
1303                 extra_parts="crtbegin.o crtend.o"
1304                 install_headers_dir=install-headers-cpio
1305                 ;;
1306         i386-sun-sunos*)                # Sun i386 roadrunner
1307                 xm_defines=USG
1308                 tm_file=i386/sun.h
1309                 use_collect2=yes
1310                 ;;
1311 changequote(,)dnl
1312         i[34567]86-wrs-vxworks*)
1313 changequote([,])dnl
1314                 tm_file=i386/vxi386.h
1315                 tmake_file=i386/t-i386bare
1316                 thread_file='vxworks'
1317                 ;;
1318 changequote(,)dnl
1319         i[34567]86-*-aout*)
1320 changequote([,])dnl
1321                 tm_file=i386/i386-aout.h
1322                 tmake_file=i386/t-i386bare
1323                 ;;
1324 changequote(,)dnl
1325         i[34567]86-*-beospe*)
1326 changequote([,])dnl
1327                 xm_file=i386/xm-beos.h
1328                 xm_defines="USE_C_ALLOCA"
1329                 tmake_file=i386/t-beos
1330                 tm_file=i386/beos-pe.h
1331                 xmake_file=i386/x-beos
1332                 extra_objs=winnt.o
1333                 ;;
1334 changequote(,)dnl
1335         i[34567]86-*-beoself* | i[34567]86-*-beos*)
1336 changequote([,])dnl
1337                 xm_file=i386/xm-beos.h
1338                 tmake_file='i386/t-beos i386/t-crtpic'
1339                 tm_file=i386/beos-elf.h
1340                 xmake_file=i386/x-beos
1341                 extra_objs=winnt.o
1342                 extra_parts='crtbegin.o crtend.o'
1343                 ;;
1344 changequote(,)dnl
1345         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1346 changequote([,])dnl
1347                 tm_file=i386/bsd386.h
1348 #               tmake_file=t-libc-ok
1349                 ;;
1350 changequote(,)dnl
1351         i[34567]86-*-bsd*)
1352 changequote([,])dnl
1353                 tm_file=i386/386bsd.h
1354 #               tmake_file=t-libc-ok
1355 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1356 #               use_collect2=yes
1357                 ;;
1358 changequote(,)dnl
1359         i[34567]86-*-freebsdelf*)
1360 changequote([,])dnl
1361                 tm_file="i386/i386.h i386/att.h svr4.h freebsd.h i386/freebsd-elf.h i386/perform.h"
1362                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1363                 tmake_file=t-freebsd
1364                 gas=yes
1365                 gnu_ld=yes
1366                 stabs=yes
1367                 case x${enable_threads} in
1368                 xyes | xpthreads | xposix)
1369                         thread_file='posix'
1370                         tmake_file="${tmake_file} t-freebsd-thread"
1371                         ;;
1372                 esac
1373                 ;;
1374 changequote(,)dnl
1375         i[34567]86-*-freebsd*)
1376 changequote([,])dnl
1377                 tm_file="i386/freebsd.h i386/perform.h"
1378                 tmake_file=t-freebsd
1379                 ;;
1380 changequote(,)dnl
1381         i[34567]86-*-netbsd*)
1382 changequote([,])dnl
1383                 tm_file=i386/netbsd.h
1384                 tmake_file=t-netbsd
1385                 use_collect2=yes
1386                 ;;
1387 changequote(,)dnl
1388         i[34567]86-*-openbsd*)
1389 changequote([,])dnl
1390                 # we need collect2 until our bug is fixed...
1391                 use_collect2=yes
1392                 ;;
1393 changequote(,)dnl
1394         i[34567]86-*-coff*)
1395 changequote([,])dnl
1396                 tm_file=i386/i386-coff.h
1397                 tmake_file=i386/t-i386bare
1398                 ;;
1399 changequote(,)dnl
1400         i[34567]86-*-isc*)              # 80386 running ISC system
1401 changequote([,])dnl
1402                 xm_file="${xm_file} i386/xm-isc.h"
1403                 xm_defines="USG SVR3"
1404                 case $machine in
1405 changequote(,)dnl
1406                   i[34567]86-*-isc[34]*)
1407 changequote([,])dnl
1408                     xmake_file=i386/x-isc3
1409                     ;;
1410                   *)
1411                     xmake_file=i386/x-isc
1412                     ;;
1413                 esac
1414                 if test x$gas = xyes -a x$stabs = xyes
1415                 then
1416                         tm_file=i386/iscdbx.h
1417                         tmake_file=i386/t-svr3dbx
1418                         extra_parts="svr3.ifile svr3z.ifile"
1419                 else
1420                         tm_file=i386/isccoff.h
1421                         tmake_file=i386/t-crtstuff
1422                         extra_parts="crtbegin.o crtend.o"
1423                 fi
1424                 install_headers_dir=install-headers-cpio
1425                 ;;
1426 changequote(,)dnl
1427         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1428 changequote([,])dnl                     # with a.out format using
1429                                         # pre BFD linkers
1430                 xmake_file=x-linux-aout
1431                 tmake_file="t-linux-aout i386/t-crtstuff"
1432                 tm_file=i386/linux-oldld.h
1433                 gnu_ld=yes
1434                 float_format=i386
1435                 ;;
1436 changequote(,)dnl
1437         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1438 changequote([,])dnl                     # with a.out format
1439                 xmake_file=x-linux-aout
1440                 tmake_file="t-linux-aout i386/t-crtstuff"
1441                 tm_file=i386/linux-aout.h
1442                 gnu_ld=yes
1443                 float_format=i386
1444                 ;;
1445 changequote(,)dnl
1446         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1447 changequote([,])dnl                     # with ELF format using the
1448                                         # GNU/Linux C library 5
1449                 xmake_file=x-linux
1450                 tm_file=i386/linux.h
1451                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1452                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1453                 gnu_ld=yes
1454                 float_format=i386
1455                 if test x$enable_threads = xyes; then
1456                         thread_file='single'
1457                 fi
1458                 ;;
1459 changequote(,)dnl
1460         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1461 changequote([,])dnl                     # with ELF format using glibc 2
1462                                         # aka GNU/Linux C library 6
1463                 xmake_file=x-linux
1464                 tm_file=i386/linux.h
1465                 tmake_file="t-linux i386/t-crtstuff"
1466                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1467                 gnu_ld=yes
1468                 float_format=i386
1469                 if test x$enable_threads = xyes; then
1470                         thread_file='posix'
1471                 fi
1472                 ;;
1473 changequote(,)dnl
1474         i[34567]86-*-gnu*)
1475                 float_format=i386
1476 changequote([,])dnl
1477                 ;;
1478 changequote(,)dnl
1479         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1480 changequote([,])dnl
1481                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1482                 exit 1
1483                 ;;
1484 changequote(,)dnl
1485         i[34567]86-pc-msdosdjgpp*)
1486 changequote([,])dnl
1487                 xm_file=i386/xm-djgpp.h
1488                 tm_file=i386/djgpp.h
1489                 tmake_file=i386/t-djgpp
1490                 xmake_file=i386/x-djgpp
1491                 gnu_ld=yes
1492                 gas=yes
1493                 exeext=.exe
1494                 case $host in *pc-msdosdjgpp*)
1495                         target_alias=djgpp
1496                         ;;
1497                 esac
1498                 ;;
1499 changequote(,)dnl
1500         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1501 changequote([,])dnl
1502                 tm_file=i386/moss.h
1503                 tmake_file=t-libc-ok
1504                 gnu_ld=yes
1505                 gas=yes
1506                 ;;
1507 changequote(,)dnl
1508         i[34567]86-*-lynxos*)
1509 changequote([,])dnl
1510                 if test x$gas = xyes
1511                 then
1512                         tm_file=i386/lynx.h
1513                 else
1514                         tm_file=i386/lynx-ng.h
1515                 fi
1516                 xm_file=i386/xm-lynx.h
1517                 tmake_file=i386/t-i386bare
1518                 xmake_file=x-lynx
1519                 ;;
1520 changequote(,)dnl
1521         i[34567]86-*-mach*)
1522 changequote([,])dnl
1523                 tm_file=i386/mach.h
1524 #               tmake_file=t-libc-ok
1525                 use_collect2=yes
1526                 ;;
1527 changequote(,)dnl
1528         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1529 changequote([,])dnl
1530                 if test x$elf = xyes
1531                 then
1532                         tm_file=i386/osfelf.h
1533                         use_collect2=
1534                 else
1535                         tm_file=i386/osfrose.h
1536                         use_collect2=yes
1537                 fi
1538                 xm_file="i386/xm-osf.h ${xm_file}"
1539                 xmake_file=i386/x-osfrose
1540                 tmake_file=i386/t-osf
1541                 extra_objs=halfpic.o
1542                 ;;
1543 changequote(,)dnl
1544         i[34567]86-go32-rtems*)
1545 changequote([,])dnl
1546                 cpu_type=i386
1547                 xm_file=i386/xm-go32.h
1548                 tm_file=i386/go32-rtems.h
1549                 tmake_file="i386/t-go32 t-rtems"
1550                 ;;
1551 changequote(,)dnl
1552         i[34567]86-*-rtemscoff*)
1553 changequote([,])dnl
1554                 cpu_type=i386
1555                 tm_file=i386/rtems.h
1556                 tmake_file="i386/t-i386bare t-rtems"
1557                 ;;
1558 changequote(,)dnl
1559         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1560 changequote([,])dnl
1561                 cpu_type=i386
1562                 tm_file=i386/rtemself.h
1563                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1564                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1565                 ;;
1566 changequote(,)dnl
1567         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1568 changequote([,])dnl
1569                 xm_file="xm-alloca.h ${xm_file} i386/xm-sco5.h"
1570                 xm_defines="USG SVR3"
1571                 xmake_file=i386/x-sco5
1572                 install_headers_dir=install-headers-cpio
1573                 tm_file=i386/sco5.h
1574                 if test x$gas = xyes
1575                 then
1576                         tm_file="i386/sco5gas.h ${tm_file}"
1577                         tmake_file=i386/t-sco5gas
1578                 else
1579                         tmake_file=i386/t-sco5
1580                 fi
1581                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1582                 ;;
1583 changequote(,)dnl
1584         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1585 changequote([,])dnl
1586                 xm_file="${xm_file} i386/xm-sco.h"
1587                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX"
1588                 xmake_file=i386/x-sco4
1589                 install_headers_dir=install-headers-cpio
1590                 if test x$stabs = xyes
1591                 then
1592                         tm_file=i386/sco4dbx.h
1593                         tmake_file=i386/t-svr3dbx
1594                         extra_parts="svr3.ifile svr3z.rfile"
1595                 else
1596                         tm_file=i386/sco4.h
1597                         tmake_file=i386/t-crtstuff
1598                         extra_parts="crtbegin.o crtend.o"
1599                 fi
1600                 # The default EAFS filesystem supports long file names.
1601                 # Truncating the target makes $host != $target which
1602                 # makes gcc think it is doing a cross-compile.
1603                 # truncate_target=yes
1604                 ;;
1605 changequote(,)dnl
1606         i[34567]86-*-sco*)              # 80386 running SCO system
1607 changequote([,])dnl
1608                 xm_file=i386/xm-sco.h
1609                 xmake_file=i386/x-sco
1610                 install_headers_dir=install-headers-cpio
1611                 if test x$stabs = xyes
1612                 then
1613                         tm_file=i386/scodbx.h
1614                         tmake_file=i386/t-svr3dbx
1615                         extra_parts="svr3.ifile svr3z.rfile"
1616                 else
1617                         tm_file=i386/sco.h
1618                         extra_parts="crtbegin.o crtend.o"
1619                         tmake_file=i386/t-crtstuff
1620                 fi
1621                 truncate_target=yes
1622                 ;;
1623 changequote(,)dnl
1624         i[34567]86-*-solaris2*)
1625 changequote([,])dnl
1626                 xm_file="xm-alloca.h ${xm_file}"
1627                 xm_defines="USG POSIX SMALL_ARG_MAX"
1628                 tm_file=i386/sol2.h
1629                 if test x$gas = xyes; then
1630                         # Only needed if gas does not support -s
1631                         tm_file="i386/sol2gas.h ${tm_file}"
1632                 fi
1633                 tmake_file=i386/t-sol2
1634                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1635                 xmake_file=x-svr4
1636                 if test x${enable_threads} = x; then
1637                     enable_threads=$have_pthread_h
1638                     if test x${enable_threads} = x; then
1639                         enable_threads=$have_thread_h
1640                     fi
1641                 fi
1642                 if test x${enable_threads} = xyes; then
1643                     if test x${have_pthread_h} = xyes; then
1644                         thread_file='posix'
1645                     else
1646                         thread_file='solaris'
1647                     fi
1648                 fi
1649                 ;;
1650 changequote(,)dnl
1651        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1652 changequote([,])dnl
1653                xm_file="xm-alloca.h ${xm_file}"
1654                xm_defines="USG POSIX"
1655                tm_file=i386/sysv5.h
1656                if test x$stabs = xyes
1657                then
1658                        tm_file="${tm_file} dbx.h"
1659                fi
1660                tmake_file=i386/t-crtpic
1661                xmake_file=x-svr4
1662                extra_parts="crtbegin.o crtend.o"
1663                if test x$enable_threads = xyes; then
1664                        thread_file='posix'
1665                fi
1666                ;;
1667 changequote(,)dnl
1668         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1669 changequote([,])dnl
1670                 xm_file="xm-alloca.h ${xm_file}"
1671                 xm_defines="USG POSIX SMALL_ARG_MAX"
1672                 tm_file=i386/sysv4.h
1673                 if test x$stabs = xyes
1674                 then
1675                         tm_file="${tm_file} dbx.h"
1676                 fi
1677                 tmake_file=i386/t-crtpic
1678                 xmake_file=x-svr4
1679                 extra_parts="crtbegin.o crtend.o"
1680                 ;;
1681 changequote(,)dnl
1682         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1683 changequote([,])dnl
1684                 xm_file="xm-alloca.h ${xm_file}"
1685                 xm_defines="USG POSIX"
1686                 tm_file=i386/udk.h
1687                 tmake_file="i386/t-crtpic i386/t-udk"
1688                 xmake_file=x-svr4
1689                 extra_parts="crtbegin.o crtend.o"
1690                 install_headers_dir=install-headers-cpio
1691                 ;;
1692 changequote(,)dnl
1693         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1694 changequote([,])dnl
1695                 cpu_type=i386
1696                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1697                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1698                 if test x$stabs = xyes
1699                 then
1700                         tm_file=i386/osf1elfgdb.h
1701                 else
1702                         tm_file=i386/osf1elf.h
1703                 fi
1704                 tmake_file=i386/t-osf1elf
1705                 xmake_file=i386/x-osf1elf
1706                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1707                 ;;
1708 changequote(,)dnl
1709         i[34567]86-*-sysv*)             # Intel 80386's running system V
1710 changequote([,])dnl
1711                 xm_defines="USG SVR3"
1712                 xmake_file=i386/x-sysv3
1713                 if test x$gas = xyes
1714                 then
1715                         if test x$stabs = xyes
1716                         then
1717                                 tm_file=i386/svr3dbx.h
1718                                 tmake_file=i386/t-svr3dbx
1719                                 extra_parts="svr3.ifile svr3z.rfile"
1720                         else
1721                                 tm_file=i386/svr3gas.h
1722                                 extra_parts="crtbegin.o crtend.o"
1723                                 tmake_file=i386/t-crtstuff
1724                         fi
1725                 else
1726                         tm_file=i386/sysv3.h
1727                         extra_parts="crtbegin.o crtend.o"
1728                         tmake_file=i386/t-crtstuff
1729                 fi
1730                 ;;
1731         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1732                 xm_file="${xm_file} i386/xm-vsta.h"
1733                 tm_file=i386/vsta.h
1734                 tmake_file=i386/t-vsta
1735                 xmake_file=i386/x-vsta
1736                 ;;
1737 changequote(,)dnl
1738         i[34567]86-*-win32)
1739 changequote([,])dnl
1740                 xm_file="${xm_file} i386/xm-cygwin.h"
1741                 tmake_file=i386/t-cygwin
1742                 tm_file=i386/win32.h
1743                 xmake_file=i386/x-cygwin
1744                 extra_objs=winnt.o
1745                 if test x$enable_threads = xyes; then
1746                         thread_file='win32'
1747                 fi
1748                 exeext=.exe
1749                 ;;
1750 changequote(,)dnl
1751         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1752 changequote([,])dnl
1753                 xm_file="${xm_file} i386/xm-cygwin.h"
1754                 tmake_file=i386/t-cygwin
1755                 tm_file=i386/cygwin.h
1756                 xmake_file=i386/x-cygwin
1757                 extra_objs=winnt.o
1758                 if test x$enable_threads = xyes; then
1759                         thread_file='win32'
1760                 fi
1761                 exeext=.exe
1762                 ;;
1763 changequote(,)dnl
1764         i[34567]86-*-mingw32*)
1765 changequote([,])dnl
1766                 tm_file=i386/mingw32.h
1767                 xm_file="${xm_file} i386/xm-mingw32.h"
1768                 tmake_file="i386/t-cygwin i386/t-mingw32"
1769                 extra_objs=winnt.o
1770                 xmake_file=i386/x-cygwin
1771                 if test x$enable_threads = xyes; then
1772                         thread_file='win32'
1773                 fi
1774                 exeext=.exe
1775                 case $machine in
1776                         *mingw32msv*)
1777                                 ;;
1778                         *minwg32crt* | *mingw32*)
1779                                 tm_file="${tm_file} i386/crtdll.h"
1780                                 ;;
1781                 esac
1782                 ;;
1783 changequote(,)dnl
1784         i[34567]86-*-uwin*)
1785 changequote([,])dnl
1786                 tm_file=i386/uwin.h
1787                 xm_file="${xm_file} i386/xm-uwin.h"
1788                 xm_defines="USG NO_STAB_H"
1789                 tmake_file="i386/t-cygwin i386/t-uwin"
1790                 extra_objs=winnt.o
1791                 xmake_file=i386/x-cygwin
1792                 if test x$enable_threads = xyes; then
1793                         thread_file='win32'
1794                 fi
1795                 exeext=.exe
1796                 ;;
1797 changequote(,)dnl
1798         i[34567]86-*-interix*)
1799 changequote([,])dnl
1800                 tm_file="i386/i386-interix.h interix.h"
1801                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1802                 xm_defines="USG"
1803                 tmake_file="i386/t-interix"
1804                 extra_objs=interix.o
1805                 xmake_file=x-interix
1806                 if test x$enable_threads = xyes ; then
1807                         thread_file='posix'
1808                 fi
1809                 if test x$stabs = xyes ; then
1810                         tm_file="${tm_file} dbxcoff.h"
1811                 fi
1812                 ;;
1813 changequote(,)dnl
1814         i[34567]86-*-winnt3*)
1815 changequote([,])dnl
1816                 tm_file=i386/win-nt.h
1817                 out_file=i386/i386.c
1818                 xm_file="xm-winnt.h ${xm_file}"
1819                 xmake_file=winnt/x-winnt
1820                 tmake_file=i386/t-winnt
1821                 extra_host_objs="winnt.o oldnames.o"
1822                 extra_gcc_objs="spawnv.o oldnames.o"
1823                 if test x$gnu_ld != xyes
1824                 then
1825                         extra_programs=ld.exe
1826                 fi
1827                 if test x$enable_threads = xyes; then
1828                         thread_file='win32'
1829                 fi
1830                 ;;
1831 changequote(,)dnl
1832         i[34567]86-dg-dgux*)
1833 changequote([,])dnl
1834                 xm_file="xm-alloca.h ${xm_file}"
1835                 xm_defines="USG POSIX"
1836                 out_file=i386/dgux.c
1837                 tm_file=i386/dgux.h
1838                 tmake_file=i386/t-dgux
1839                 xmake_file=i386/x-dgux
1840                 install_headers_dir=install-headers-cpio
1841               ;;
1842         i860-alliant-*)         # Alliant FX/2800
1843                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1844                 xm_file="${xm_file}"
1845                 xmake_file=i860/x-fx2800
1846                 tmake_file=i860/t-fx2800
1847                 extra_parts="crtbegin.o crtend.o"
1848                 ;;
1849         i860-*-bsd*)
1850                 tm_file="${tm_file} i860/bsd.h"
1851                 if test x$gas = xyes
1852                 then
1853                         tm_file="${tm_file} i860/bsd-gas.h"
1854                 fi
1855                 use_collect2=yes
1856                 ;;
1857         i860-*-mach*)
1858                 tm_file="${tm_file} i860/mach.h"
1859                 tmake_file=t-libc-ok
1860                 ;;
1861         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1862                 tm_file="${tm_file} svr3.h i860/paragon.h"
1863                 xm_defines="USG SVR3"
1864                 tmake_file=t-osf
1865                 ;;
1866         i860-*-sysv3*)
1867                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1868                 xm_defines="USG SVR3"
1869                 xmake_file=i860/x-sysv3
1870                 extra_parts="crtbegin.o crtend.o"
1871                 ;;
1872         i860-*-sysv4*)
1873                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1874                 xm_defines="USG SVR3"
1875                 xmake_file=i860/x-sysv4
1876                 tmake_file=t-svr4
1877                 extra_parts="crtbegin.o crtend.o"
1878                 ;;
1879         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1880                 tm_file="${tm_file} i960/vx960.h"
1881                 tmake_file=i960/t-vxworks960
1882                 use_collect2=yes
1883                 thread_file='vxworks'
1884                 ;;
1885         i960-wrs-vxworks5* | i960-wrs-vxworks)
1886                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1887                 tmake_file=i960/t-vxworks960
1888                 use_collect2=yes
1889                 thread_file='vxworks'
1890                 ;;
1891         i960-wrs-vxworks*)
1892                 tm_file="${tm_file} i960/vx960.h"
1893                 tmake_file=i960/t-vxworks960
1894                 use_collect2=yes
1895                 thread_file='vxworks'
1896                 ;;
1897         i960-*-coff*)
1898                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1899                 tmake_file=i960/t-960bare
1900                 use_collect2=yes
1901                 ;;
1902         i960-*-rtems)
1903                 tmake_file="i960/t-960bare t-rtems"
1904                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1905                 use_collect2=yes
1906                 ;;
1907         i960-*-*)                       # Default i960 environment.
1908                 use_collect2=yes
1909                 ;;
1910         ia64*-*-elf*)
1911                 tm_file=ia64/elf.h
1912                 tmake_file="ia64/t-ia64"
1913                 target_cpu_default="0"
1914                 if test x$gas = xyes
1915                 then
1916                         target_cpu_default="${target_cpu_default}|MASK_GNU_AS"
1917                 fi
1918                 if test x$gnu_ld = xyes
1919                 then
1920                         target_cpu_default="${target_cpu_default}|MASK_GNU_LD"
1921                 fi
1922                 ;;
1923         ia64*-*-linux*)
1924                 tm_file=ia64/linux.h
1925                 tmake_file="t-linux ia64/t-ia64"
1926                 target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
1927                 if test x$enable_threads = xyes; then
1928                         thread_file='posix'
1929                 fi
1930                 ;;
1931         m32r-*-elf*)
1932                 extra_parts="crtinit.o crtfini.o"
1933                 ;;
1934         m68000-convergent-sysv*)
1935                 tm_file=m68k/ctix.h
1936                 xm_file="m68k/xm-3b1.h ${xm_file}"
1937                 xm_defines=USG
1938                 use_collect2=yes
1939                 extra_headers=math-68881.h
1940                 ;;
1941         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1942                 tm_file=m68k/hp2bsd.h
1943                 xmake_file=m68k/x-hp2bsd
1944                 use_collect2=yes
1945                 extra_headers=math-68881.h
1946                 ;;
1947         m68000-hp-hpux*)                # HP 9000 series 300
1948                 xm_file="xm-alloca.h ${xm_file}"
1949                 xm_defines="USG"
1950                 if test x$gas = xyes
1951                 then
1952                         xmake_file=m68k/x-hp320g
1953                         tm_file=m68k/hp310g.h
1954                 else
1955                         xmake_file=m68k/x-hp320
1956                         tm_file=m68k/hp310.h
1957                 fi
1958                 install_headers_dir=install-headers-cpio
1959                 use_collect2=yes
1960                 extra_headers=math-68881.h
1961                 ;;
1962         m68000-sun-sunos3*)
1963                 tm_file=m68k/sun2.h
1964                 use_collect2=yes
1965                 extra_headers=math-68881.h
1966                 ;;
1967         m68000-sun-sunos4*)
1968                 tm_file=m68k/sun2o4.h
1969                 use_collect2=yes
1970                 extra_headers=math-68881.h
1971                 ;;
1972         m68000-att-sysv*)
1973                 xm_file="m68k/xm-3b1.h ${xm_file}"
1974                 xm_defines=USG
1975                 if test x$gas = xyes
1976                 then
1977                         tm_file=m68k/3b1g.h
1978                 else
1979                         tm_file=m68k/3b1.h
1980                 fi
1981                 use_collect2=yes
1982                 extra_headers=math-68881.h
1983                 ;;
1984         m68k-apple-aux*)                # Apple Macintosh running A/UX
1985                 xm_defines="USG AUX"
1986                 tmake_file=m68k/t-aux
1987                 install_headers_dir=install-headers-cpio
1988                 extra_headers=math-68881.h
1989                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1990                 tm_file=
1991                 if test "$gnu_ld" = yes
1992                 then
1993                         tm_file="${tm_file} m68k/auxgld.h"
1994                 else
1995                         tm_file="${tm_file} m68k/auxld.h"
1996                 fi
1997                 if test "$gas" = yes
1998                 then
1999                         tm_file="${tm_file} m68k/auxgas.h"
2000                 else
2001                         tm_file="${tm_file} m68k/auxas.h"
2002                 fi
2003                 tm_file="${tm_file} m68k/a-ux.h"
2004                 float_format=m68k
2005                 ;;
2006         m68k-apollo-*)
2007                 tm_file=m68k/apollo68.h
2008                 xmake_file=m68k/x-apollo68
2009                 use_collect2=yes
2010                 extra_headers=math-68881.h
2011                 float_format=m68k
2012                 ;;
2013         m68k-altos-sysv*)                  # Altos 3068
2014                 if test x$gas = xyes
2015                 then
2016                         tm_file=m68k/altos3068.h
2017                         xm_defines=USG
2018                 else
2019                         echo "The Altos is supported only with the GNU assembler" 1>&2
2020                         exit 1
2021                 fi
2022                 extra_headers=math-68881.h
2023                 ;;
2024         m68k-bull-sysv*)                # Bull DPX/2
2025                 if test x$gas = xyes
2026                 then
2027                         if test x$stabs = xyes
2028                         then
2029                                 tm_file=m68k/dpx2cdbx.h
2030                         else
2031                                 tm_file=m68k/dpx2g.h
2032                         fi
2033                 else
2034                         tm_file=m68k/dpx2.h
2035                 fi
2036                 xm_file="xm-alloca.h ${xm_file}"
2037                 xm_defines=USG
2038                 xmake_file=m68k/x-dpx2
2039                 use_collect2=yes
2040                 extra_headers=math-68881.h
2041                 ;;
2042         m68k-atari-sysv4*)              # Atari variant of V.4.
2043                 tm_file=m68k/atari.h
2044                 xm_file="xm-alloca.h ${xm_file}"
2045                 xm_defines="USG FULL_PROTOTYPES"
2046                 tmake_file=t-svr4
2047                 extra_parts="crtbegin.o crtend.o"
2048                 extra_headers=math-68881.h
2049                 float_format=m68k
2050                 ;;
2051         m68k-motorola-sysv*)
2052                 tm_file=m68k/mot3300.h
2053                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
2054                 if test x$gas = xyes
2055                 then
2056                         xmake_file=m68k/x-mot3300-gas
2057                         if test x$gnu_ld = xyes
2058                         then
2059                                 tmake_file=m68k/t-mot3300-gald
2060                         else
2061                                 tmake_file=m68k/t-mot3300-gas
2062                                 use_collect2=yes
2063                         fi
2064                 else
2065                         xmake_file=m68k/x-mot3300
2066                         if test x$gnu_ld = xyes
2067                         then
2068                                 tmake_file=m68k/t-mot3300-gld
2069                         else
2070                                 tmake_file=m68k/t-mot3300
2071                                 use_collect2=yes
2072                         fi
2073                 fi
2074                 gdb_needs_out_file_path=yes
2075                 extra_parts="crt0.o mcrt0.o"
2076                 extra_headers=math-68881.h
2077                 float_format=m68k
2078                 ;;
2079         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
2080                 tm_file=m68k/tower-as.h
2081                 xm_defines="USG SVR3"
2082                 xmake_file=m68k/x-tower
2083                 extra_parts="crtbegin.o crtend.o"
2084                 extra_headers=math-68881.h
2085                 ;;
2086         m68k-plexus-sysv*)
2087                 tm_file=m68k/plexus.h
2088                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
2089                 xm_defines=USG
2090                 use_collect2=yes
2091                 extra_headers=math-68881.h
2092                 ;;
2093         m68k-tti-*)
2094                 tm_file=m68k/pbb.h
2095                 xm_file="xm-alloca.h ${xm_file}"
2096                 xm_defines=USG
2097                 extra_headers=math-68881.h
2098                 ;;
2099         m68k-crds-unos*)
2100                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
2101                 xm_defines="USG unos"
2102                 xmake_file=m68k/x-crds
2103                 tm_file=m68k/crds.h
2104                 use_collect2=yes
2105                 extra_headers=math-68881.h
2106                 ;;
2107         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2108                 tm_file=m68k/amix.h
2109                 xm_file="xm-alloca.h ${xm_file}"
2110                 xm_defines="USG FULL_PROTOTYPES"
2111                 xmake_file=m68k/x-amix
2112                 tmake_file=t-svr4
2113                 extra_parts="crtbegin.o crtend.o"
2114                 extra_headers=math-68881.h
2115                 float_format=m68k
2116                 ;;
2117         m68k-ccur-rtu)
2118                 tm_file=m68k/ccur-GAS.h
2119                 xmake_file=m68k/x-ccur
2120                 extra_headers=math-68881.h
2121                 use_collect2=yes
2122                 float_format=m68k
2123                 ;;
2124         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2125                 tm_file=m68k/hp3bsd44.h
2126                 xmake_file=m68k/x-hp3bsd44
2127                 use_collect2=yes
2128                 extra_headers=math-68881.h
2129                 float_format=m68k
2130                 ;;
2131         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2132                 tm_file=m68k/hp3bsd.h
2133                 use_collect2=yes
2134                 extra_headers=math-68881.h
2135                 float_format=m68k
2136                 ;;
2137         m68k-isi-bsd*)
2138                 if test x$with_fp = xno
2139                 then
2140                         tm_file=m68k/isi-nfp.h
2141                 else
2142                         tm_file=m68k/isi.h
2143                         float_format=m68k
2144                 fi
2145                 use_collect2=yes
2146                 extra_headers=math-68881.h
2147                 ;;
2148         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2149                 xm_file="xm-alloca.h ${xm_file}"
2150                 xm_defines="USG"
2151                 if test x$gas = xyes
2152                 then
2153                         xmake_file=m68k/x-hp320g
2154                         tm_file=m68k/hp320g.h
2155                 else
2156                         xmake_file=m68k/x-hp320
2157                         tm_file=m68k/hpux7.h
2158                 fi
2159                 install_headers_dir=install-headers-cpio
2160                 use_collect2=yes
2161                 extra_headers=math-68881.h
2162                 float_format=m68k
2163                 ;;
2164         m68k-hp-hpux*)  # HP 9000 series 300
2165                 xm_file="xm-alloca.h ${xm_file}"
2166                 xm_defines="USG"
2167                 if test x$gas = xyes
2168                 then
2169                         xmake_file=m68k/x-hp320g
2170                         tm_file=m68k/hp320g.h
2171                 else
2172                         xmake_file=m68k/x-hp320
2173                         tm_file=m68k/hp320.h
2174                 fi
2175                 install_headers_dir=install-headers-cpio
2176                 use_collect2=yes
2177                 extra_headers=math-68881.h
2178                 float_format=m68k
2179                 ;;
2180         m68k-sun-mach*)
2181                 tm_file=m68k/sun3mach.h
2182                 use_collect2=yes
2183                 extra_headers=math-68881.h
2184                 float_format=m68k
2185                 ;;
2186         m68k-sony-newsos3*)
2187                 if test x$gas = xyes
2188                 then
2189                         tm_file=m68k/news3gas.h
2190                 else
2191                         tm_file=m68k/news3.h
2192                 fi
2193                 use_collect2=yes
2194                 extra_headers=math-68881.h
2195                 float_format=m68k
2196                 ;;
2197         m68k-sony-bsd* | m68k-sony-newsos*)
2198                 if test x$gas = xyes
2199                 then
2200                         tm_file=m68k/newsgas.h
2201                 else
2202                         tm_file=m68k/news.h
2203                 fi
2204                 use_collect2=yes
2205                 extra_headers=math-68881.h
2206                 float_format=m68k
2207                 ;;
2208         m68k-next-nextstep2*)
2209                 tm_file=m68k/next21.h
2210                 xm_file="m68k/xm-next.h ${xm_file}"
2211                 tmake_file=m68k/t-next
2212                 xmake_file=m68k/x-next
2213                 extra_objs=nextstep.o
2214                 extra_headers=math-68881.h
2215                 use_collect2=yes
2216                 float_format=m68k
2217                 ;;
2218 changequote(,)dnl
2219         m68k-next-nextstep[34]*)
2220 changequote([,])dnl
2221                 tm_file=m68k/next.h
2222                 xm_file="m68k/xm-next.h ${xm_file}"
2223                 tmake_file=m68k/t-next
2224                 xmake_file=m68k/x-next
2225                 extra_objs=nextstep.o
2226                 extra_parts="crtbegin.o crtend.o"
2227                 extra_headers=math-68881.h
2228                 float_format=m68k
2229                 if test x$enable_threads = xyes; then
2230                         thread_file='mach'
2231                 fi
2232                 ;;
2233         m68k-sun-sunos3*)
2234                 if test x$with_fp = xno
2235                 then
2236                         tm_file=m68k/sun3n3.h
2237                 else
2238                         tm_file=m68k/sun3o3.h
2239                         float_format=m68k
2240                 fi
2241                 use_collect2=yes
2242                 extra_headers=math-68881.h
2243                 ;;
2244         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2245                 if test x$with_fp = xno
2246                 then
2247                         tm_file=m68k/sun3n.h
2248                 else
2249                         tm_file=m68k/sun3.h
2250                         float_format=m68k
2251                 fi
2252                 use_collect2=yes
2253                 extra_headers=math-68881.h
2254                 ;;
2255         m68k-wrs-vxworks*)
2256                 tm_file=m68k/vxm68k.h
2257                 tmake_file=m68k/t-vxworks68
2258                 extra_headers=math-68881.h
2259                 thread_file='vxworks'
2260                 float_format=m68k
2261                 ;;
2262         m68k-*-aout*)
2263                 tmake_file=m68k/t-m68kbare
2264                 tm_file="m68k/m68k-aout.h libgloss.h"
2265                 extra_headers=math-68881.h
2266                 float_format=m68k
2267                 ;;
2268         m68k-*-coff*)
2269                 tmake_file=m68k/t-m68kbare
2270                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2271                 extra_headers=math-68881.h
2272                 float_format=m68k
2273                 ;;
2274         m68020-*-elf* | m68k-*-elf*)
2275                 tm_file="m68k/m68020-elf.h"
2276                 xm_file=m68k/xm-m68kv.h
2277                 tmake_file=m68k/t-m68kelf
2278                 header_files=math-68881.h
2279                 ;;
2280         m68k-*-lynxos*)
2281                 if test x$gas = xyes
2282                 then
2283                         tm_file=m68k/lynx.h
2284                 else
2285                         tm_file=m68k/lynx-ng.h
2286                 fi
2287                 xm_file=m68k/xm-lynx.h
2288                 xmake_file=x-lynx
2289                 tmake_file=m68k/t-lynx
2290                 extra_headers=math-68881.h
2291                 float_format=m68k
2292                 ;;
2293         m68k*-*-netbsd*)
2294                 tm_file=m68k/netbsd.h
2295                 tmake_file=t-netbsd
2296                 float_format=m68k
2297                 use_collect2=yes
2298                 ;;
2299         m68k*-*-openbsd*)
2300                 float_format=m68k
2301                 # we need collect2 until our bug is fixed...
2302                 use_collect2=yes
2303                 ;;
2304         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2305                 xm_file="xm-alloca.h ${xm_file}"
2306                 xm_defines=USG
2307                 xmake_file=m68k/x-m68kv
2308                 extra_parts="crtbegin.o crtend.o"
2309                 extra_headers=math-68881.h
2310                 float_format=m68k
2311                 ;;
2312         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2313                 tm_file=m68k/m68kv4.h
2314                 xm_file="xm-alloca.h ${xm_file}"
2315                 xm_defines=USG
2316                 tmake_file=t-svr4
2317                 extra_parts="crtbegin.o crtend.o"
2318                 extra_headers=math-68881.h
2319                 float_format=m68k
2320                 ;;
2321         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2322                                         # with a.out format
2323                 xmake_file=x-linux
2324                 tm_file=m68k/linux-aout.h
2325                 tmake_file="t-linux-aout m68k/t-linux-aout"
2326                 extra_headers=math-68881.h
2327                 float_format=m68k
2328                 gnu_ld=yes
2329                 ;;
2330         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2331                                         # with ELF format using the
2332                                         # GNU/Linux C library 5
2333                 xmake_file=x-linux
2334                 tm_file=m68k/linux.h
2335                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2336                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2337                 extra_headers=math-68881.h
2338                 float_format=m68k
2339                 gnu_ld=yes
2340                 ;;
2341         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2342                                         # with ELF format using glibc 2
2343                                         # aka the GNU/Linux C library 6.
2344                 xmake_file=x-linux
2345                 tm_file=m68k/linux.h
2346                 tmake_file="t-linux m68k/t-linux"
2347                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2348                 extra_headers=math-68881.h
2349                 float_format=m68k
2350                 gnu_ld=yes
2351                 if test x$enable_threads = xyes; then
2352                         thread_file='posix'
2353                 fi
2354                 ;;
2355         m68k-*-psos*)
2356                 tmake_file=m68k/t-m68kbare
2357                 tm_file=m68k/m68k-psos.h
2358                 extra_headers=math-68881.h
2359                 float_format=m68k
2360                 ;;
2361         m68k-*-rtemscoff*)
2362                 tmake_file="m68k/t-m68kbare t-rtems"
2363                 tm_file=m68k/rtems.h
2364                 extra_headers=math-68881.h
2365                 float_format=m68k
2366                 ;;
2367         m68k-*-rtemself*|m68k-*-rtems*)
2368                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2369                 tm_file=m68k/rtemself.h
2370                 extra_headers=math-68881.h
2371                 float_format=m68k
2372                 ;;
2373         m88k-dg-dgux*)
2374                 case $machine in
2375                   m88k-dg-dguxbcs*)
2376                     tm_file=m88k/dguxbcs.h
2377                     tmake_file=m88k/t-dguxbcs
2378                     ;;
2379                   *)
2380                     tm_file=m88k/dgux.h
2381                     tmake_file=m88k/t-dgux
2382                     ;;
2383                 esac
2384                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2385                 xmake_file=m88k/x-dgux
2386                 if test x$gas = xyes
2387                 then
2388                         tmake_file=m88k/t-dgux-gas
2389                 fi
2390                 ;;
2391         m88k-dolphin-sysv3*)
2392                 tm_file=m88k/dolph.h
2393                 extra_parts="crtbegin.o crtend.o"
2394                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2395                 xmake_file=m88k/x-dolph
2396                 if test x$gas = xyes
2397                 then
2398                         tmake_file=m88k/t-m88k-gas
2399                 fi
2400                 ;;
2401         m88k-tektronix-sysv3)
2402                 tm_file=m88k/tekXD88.h
2403                 extra_parts="crtbegin.o crtend.o"
2404                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2405                 xmake_file=m88k/x-tekXD88
2406                 if test x$gas = xyes
2407                 then
2408                         tmake_file=m88k/t-m88k-gas
2409                 fi
2410                 ;;
2411         m88k-*-aout*)
2412                 tm_file=m88k/m88k-aout.h
2413                 ;;
2414         m88k-*-coff*)
2415                 tm_file=m88k/m88k-coff.h
2416                 tmake_file=m88k/t-bug
2417                 ;;
2418         m88k-*-luna*)
2419                 tm_file=m88k/luna.h
2420                 extra_parts="crtbegin.o crtend.o"
2421                 if test x$gas = xyes
2422                 then
2423                         tmake_file=m88k/t-luna-gas
2424                 else
2425                         tmake_file=m88k/t-luna
2426                 fi
2427                 ;;
2428         m88k-*-openbsd*)
2429                 tmake_file="${tmake_file} m88k/t-luna-gas"
2430                 ;;
2431         m88k-*-sysv3*)
2432                 tm_file=m88k/sysv3.h
2433                 extra_parts="crtbegin.o crtend.o"
2434                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2435                 xmake_file=m88k/x-sysv3
2436                 if test x$gas = xyes
2437                 then
2438                         tmake_file=m88k/t-m88k-gas
2439                 fi
2440                 ;;
2441         m88k-*-sysv4*)
2442                 tm_file=m88k/sysv4.h
2443                 extra_parts="crtbegin.o crtend.o"
2444                 xmake_file=m88k/x-sysv4
2445                 tmake_file=m88k/t-sysv4
2446                 ;;
2447         mcore-*-elf)
2448                 tm_file=mcore/mcore-elf.h
2449                 tmake_file=mcore/t-mcore
2450                 ;;
2451         mcore-*-pe*)
2452                 tm_file=mcore/mcore-pe.h
2453                 tmake_file=mcore/t-mcore-pe
2454                 ;;
2455         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2456                 if test "x$gnu_ld" = xyes
2457                 then
2458                         tm_file="mips/iris6.h mips/iris6gld.h"
2459                 else
2460                         tm_file=mips/iris6.h
2461                 fi
2462                 tmake_file=mips/t-iris6
2463                 xm_file=mips/xm-iris6.h
2464                 xmake_file=mips/x-iris6
2465 #               if test x$enable_threads = xyes; then
2466 #                       thread_file='irix'
2467 #               fi
2468                 ;;
2469         mips-wrs-vxworks)
2470                 tm_file="mips/elf.h mips/vxworks.h"
2471                 tmake_file=mips/t-ecoff
2472                 gas=yes
2473                 gnu_ld=yes
2474                 extra_parts="crtbegin.o crtend.o"
2475                 thread_file='vxworks'
2476                 ;;
2477         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2478                 tm_file="mips/iris6.h mips/cross64.h"
2479                 xm_defines=USG
2480                 xm_file="mips/xm-iris5.h"
2481                 xmake_file=mips/x-iris
2482                 tmake_file=mips/t-cross64
2483                 # See comment in mips/iris[56].h files.
2484                 use_collect2=yes
2485 #               if test x$enable_threads = xyes; then
2486 #                       thread_file='irix'
2487 #               fi
2488                 ;;
2489         mips-sni-sysv4)
2490                 if test x$gas = xyes
2491                 then
2492                         if test x$stabs = xyes
2493                         then
2494                                 tm_file=mips/iris5gdb.h
2495                         else
2496                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2497                         fi
2498                 else
2499                         tm_file=mips/sni-svr4.h
2500                 fi
2501                 xm_defines=USG
2502                 xmake_file=mips/x-sni-svr4
2503                 tmake_file=mips/t-mips-gas
2504                 if test x$gnu_ld != xyes
2505                 then
2506                         use_collect2=yes
2507                 fi
2508                 ;;
2509         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2510                 if test x$gas = xyes
2511                 then
2512                         tm_file="mips/iris5.h mips/iris5gas.h"
2513                         if test x$stabs = xyes
2514                         then
2515                                 tm_file="${tm_file} dbx.h"
2516                         fi
2517                 else
2518                         tm_file=mips/iris5.h
2519                 fi
2520                 xm_defines=USG
2521                 xm_file="mips/xm-iris5.h"
2522                 xmake_file=mips/x-iris
2523                 # mips-tfile doesn't work yet
2524                 tmake_file=mips/t-mips-gas
2525                 # See comment in mips/iris5.h file.
2526                 use_collect2=yes
2527 #               if test x$enable_threads = xyes; then
2528 #                       thread_file='irix'
2529 #               fi
2530                 ;;
2531         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2532                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2533                 if test x$stabs = xyes; then
2534                         tm_file="${tm_file} dbx.h"
2535                 fi
2536                 xm_defines=USG
2537                 xmake_file=mips/x-iris
2538                 if test x$gas = xyes
2539                 then
2540                         tmake_file=mips/t-mips-gas
2541                 else
2542                         extra_passes="mips-tfile mips-tdump"
2543                 fi
2544                 if test x$gnu_ld != xyes
2545                 then
2546                         use_collect2=yes
2547                 fi
2548 #               if test x$enable_threads = xyes; then
2549 #                       thread_file='irix'
2550 #               fi
2551                 ;;
2552         mips-sgi-irix4*)                # Mostly like a MIPS.
2553                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2554                 if test x$stabs = xyes; then
2555                         tm_file="${tm_file} dbx.h"
2556                 fi
2557                 xm_defines=USG
2558                 xmake_file=mips/x-iris
2559                 if test x$gas = xyes
2560                 then
2561                         tmake_file=mips/t-mips-gas
2562                 else
2563                         extra_passes="mips-tfile mips-tdump"
2564                 fi
2565                 if test x$gnu_ld != xyes
2566                 then
2567                         use_collect2=yes
2568                 fi
2569 #               if test x$enable_threads = xyes; then
2570 #                       thread_file='irix'
2571 #               fi
2572                 ;;
2573         mips-sgi-*)                     # Mostly like a MIPS.
2574                 tm_file="mips/iris3.h ${tm_file}"
2575                 if test x$stabs = xyes; then
2576                         tm_file="${tm_file} dbx.h"
2577                 fi
2578                 xm_defines=USG
2579                 xmake_file=mips/x-iris3
2580                 if test x$gas = xyes
2581                 then
2582                         tmake_file=mips/t-mips-gas
2583                 else
2584                         extra_passes="mips-tfile mips-tdump"
2585                 fi
2586                 if test x$gnu_ld != xyes
2587                 then
2588                         use_collect2=yes
2589                 fi
2590                 ;;
2591         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2592                 tm_file="mips/osfrose.h ${tm_file}"
2593                 xmake_file=mips/x-osfrose
2594                 tmake_file=mips/t-osfrose
2595                 extra_objs=halfpic.o
2596                 use_collect2=yes
2597                 ;;
2598         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2599                 tm_file=mips/dec-osf1.h
2600                 if test x$stabs = xyes; then
2601                         tm_file="${tm_file} dbx.h"
2602                 fi
2603                 xmake_file=mips/x-dec-osf1
2604                 if test x$gas = xyes
2605                 then
2606                         tmake_file=mips/t-mips-gas
2607                 else
2608                         tmake_file=mips/t-ultrix
2609                         extra_passes="mips-tfile mips-tdump"
2610                 fi
2611                 if test x$gnu_ld != xyes
2612                 then
2613                         use_collect2=yes
2614                 fi
2615                 ;;
2616         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2617               tm_file=mips/dec-bsd.h
2618               if test x$gas = xyes
2619               then
2620                         tmake_file=mips/t-mips-gas
2621               else
2622                         tmake_file=mips/t-ultrix
2623                         extra_passes="mips-tfile mips-tdump"
2624               fi
2625               if test x$gnu_ld != xyes
2626               then
2627                         use_collect2=yes
2628               fi
2629               ;;
2630         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2631                 tm_file=mips/netbsd.h
2632                 # On NetBSD, the headers are already okay, except for math.h.
2633                 tmake_file=t-netbsd
2634                 ;;
2635        mips*-*-linux*)                         # Linux MIPS, either endian.
2636                 xmake_file=x-linux
2637                case $machine in
2638                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2639                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2640                esac
2641                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2642                 gnu_ld=yes
2643                 gas=yes
2644                 if test x$enable_threads = xyes; then
2645                         thread_file='posix'
2646                 fi
2647                 ;;
2648         mips*el-*-openbsd*)     # mips little endian
2649                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2650                 ;;
2651         mips*-*-openbsd*)               # mips big endian
2652                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2653                 tm_file="mips/openbsd-be.h ${tm_file}"
2654                 ;;
2655         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2656                 tm_file="mips/news4.h ${tm_file}"
2657                 if test x$stabs = xyes; then
2658                         tm_file="${tm_file} dbx.h"
2659                 fi
2660                 if test x$gas = xyes
2661                 then
2662                         tmake_file=mips/t-mips-gas
2663                 else
2664                         extra_passes="mips-tfile mips-tdump"
2665                 fi
2666                 if test x$gnu_ld != xyes
2667                 then
2668                         use_collect2=yes
2669                 fi
2670                 xmake_file=mips/x-sony
2671                 ;;
2672         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2673                                         # That is based on svr4.
2674                 # t-svr4 is not right because this system doesn't use ELF.
2675                 tm_file="mips/news5.h ${tm_file}"
2676                 if test x$stabs = xyes; then
2677                         tm_file="${tm_file} dbx.h"
2678                 fi
2679                 xm_defines=USG
2680                 if test x$gas = xyes
2681                 then
2682                         tmake_file=mips/t-mips-gas
2683                 else
2684                         extra_passes="mips-tfile mips-tdump"
2685                 fi
2686                 if test x$gnu_ld != xyes
2687                 then
2688                         use_collect2=yes
2689                 fi
2690                 ;;
2691         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2692                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2693                 if test x$stabs = xyes; then
2694                         tm_file="${tm_file} dbx.h"
2695                 fi
2696                 xm_defines=USG
2697                 xmake_file=mips/x-sysv
2698                 if test x$gas = xyes
2699                 then
2700                         tmake_file=mips/t-mips-gas
2701                         extra_parts="crtbegin.o crtend.o"
2702                 else
2703                         tmake_file=mips/t-mips
2704                         extra_passes="mips-tfile mips-tdump"
2705                 fi
2706                 if test x$gnu_ld != xyes
2707                 then
2708                         use_collect2=yes
2709                 fi
2710                 ;;
2711         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2712                 tm_file="mips/ultrix.h ${tm_file}"
2713                 if test x$stabs = xyes; then
2714                         tm_file="${tm_file} dbx.h"
2715                 fi
2716                 xmake_file=mips/x-ultrix
2717                 if test x$gas = xyes
2718                 then
2719                         tmake_file=mips/t-mips-gas
2720                 else
2721                         tmake_file=mips/t-ultrix
2722                         extra_passes="mips-tfile mips-tdump"
2723                 fi
2724                 if test x$gnu_ld != xyes
2725                 then
2726                         use_collect2=yes
2727                 fi
2728                 ;;
2729 changequote(,)dnl
2730         mips-*-riscos[56789]bsd*)
2731 changequote([,])dnl
2732                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2733                 if test x$stabs = xyes; then
2734                         tm_file="${tm_file} dbx.h"
2735                 fi
2736                 if test x$gas = xyes
2737                 then
2738                         tmake_file=mips/t-bsd-gas
2739                 else
2740                         tmake_file=mips/t-bsd
2741                         extra_passes="mips-tfile mips-tdump"
2742                 fi
2743                 if test x$gnu_ld != xyes
2744                 then
2745                         use_collect2=yes
2746                 fi
2747                 ;;
2748 changequote(,)dnl
2749         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2750 changequote([,])dnl
2751                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2752                 if test x$stabs = xyes; then
2753                         tm_file="${tm_file} dbx.h"
2754                 fi
2755                 if test x$gas = xyes
2756                 then
2757                         tmake_file=mips/t-bsd-gas
2758                 else
2759                         tmake_file=mips/t-bsd
2760                         extra_passes="mips-tfile mips-tdump"
2761                 fi
2762                 if test x$gnu_ld != xyes
2763                 then
2764                         use_collect2=yes
2765                 fi
2766                 ;;
2767 changequote(,)dnl
2768         mips-*-riscos[56789]sysv4*)
2769 changequote([,])dnl
2770                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2771                 if test x$stabs = xyes; then
2772                         tm_file="${tm_file} dbx.h"
2773                 fi
2774                 xmake_file=mips/x-sysv
2775                 if test x$gas = xyes
2776                 then
2777                         tmake_file=mips/t-svr4-gas
2778                 else
2779                         tmake_file=mips/t-svr4
2780                         extra_passes="mips-tfile mips-tdump"
2781                 fi
2782                 if test x$gnu_ld != xyes
2783                 then
2784                         use_collect2=yes
2785                 fi
2786                 ;;
2787 changequote(,)dnl
2788         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2789 changequote([,])dnl
2790                 tm_file="mips/svr4-4.h ${tm_file}"
2791                 if test x$stabs = xyes; then
2792                         tm_file="${tm_file} dbx.h"
2793                 fi
2794                 xm_defines=USG
2795                 xmake_file=mips/x-sysv
2796                 if test x$gas = xyes
2797                 then
2798                         tmake_file=mips/t-svr4-gas
2799                 else
2800                         tmake_file=mips/t-svr4
2801                         extra_passes="mips-tfile mips-tdump"
2802                 fi
2803                 if test x$gnu_ld != xyes
2804                 then
2805                         use_collect2=yes
2806                 fi
2807                 ;;
2808 changequote(,)dnl
2809         mips-*-riscos[56789]sysv*)
2810 changequote([,])dnl
2811                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2812                 if test x$stabs = xyes; then
2813                         tm_file="${tm_file} dbx.h"
2814                 fi
2815                 xm_defines=USG
2816                 xmake_file=mips/x-sysv
2817                 if test x$gas = xyes
2818                 then
2819                         tmake_file=mips/t-svr3-gas
2820                 else
2821                         tmake_file=mips/t-svr3
2822                         extra_passes="mips-tfile mips-tdump"
2823                 fi
2824                 if test x$gnu_ld != xyes
2825                 then
2826                         use_collect2=yes
2827                 fi
2828                 ;;
2829         mips-*-sysv* | mips-*-riscos*sysv*)
2830                 tm_file="mips/svr3-4.h ${tm_file}"
2831                 if test x$stabs = xyes; then
2832                         tm_file="${tm_file} dbx.h"
2833                 fi
2834                 xm_defines=USG
2835                 xmake_file=mips/x-sysv
2836                 if test x$gas = xyes
2837                 then
2838                         tmake_file=mips/t-svr3-gas
2839                 else
2840                         tmake_file=mips/t-svr3
2841                         extra_passes="mips-tfile mips-tdump"
2842                 fi
2843                 if test x$gnu_ld != xyes
2844                 then
2845                         use_collect2=yes
2846                 fi
2847                 ;;
2848 changequote(,)dnl
2849         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2850 changequote([,])dnl
2851                 tm_file=mips/mips-5.h
2852                 if test x$stabs = xyes; then
2853                         tm_file="${tm_file} dbx.h"
2854                 fi
2855                 if test x$gas = xyes
2856                 then
2857                         tmake_file=mips/t-mips-gas
2858                 else
2859                         extra_passes="mips-tfile mips-tdump"
2860                 fi
2861                 if test x$gnu_ld != xyes
2862                 then
2863                         use_collect2=yes
2864                 fi
2865                 ;;
2866         mips-*-gnu*)
2867                 ;;
2868         mipsel-*-ecoff*)
2869                 tm_file=mips/ecoffl.h
2870                 if test x$stabs = xyes; then
2871                         tm_file="${tm_file} dbx.h"
2872                 fi
2873                 tmake_file=mips/t-ecoff
2874                 ;;
2875         mips-*-ecoff*)
2876                 tm_file="gofast.h mips/ecoff.h"
2877                 if test x$stabs = xyes; then
2878                         tm_file="${tm_file} dbx.h"
2879                 fi
2880                 tmake_file=mips/t-ecoff
2881                 ;;
2882         mipsel-*-elf*)
2883                 tm_file="mips/elfl.h"
2884                 tmake_file=mips/t-elf
2885                 ;;
2886         mips-*-elf*)
2887                 tm_file="mips/elf.h"
2888                 tmake_file=mips/t-elf
2889                 ;;
2890         mips64el-*-elf*)
2891                 tm_file="mips/elfl64.h"
2892                 tmake_file=mips/t-elf
2893                 ;;
2894         mips64orionel-*-elf*)
2895                 tm_file="mips/elforion.h mips/elfl64.h"
2896                 tmake_file=mips/t-elf
2897                 ;;
2898         mips64-*-elf*)
2899                 tm_file="mips/elf64.h"
2900                 tmake_file=mips/t-elf
2901                 ;;
2902         mips64orion-*-elf*)
2903                 tm_file="mips/elforion.h mips/elf64.h"
2904                 tmake_file=mips/t-elf
2905                 ;;
2906         mips64orion-*-rtems*)
2907                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2908                 tmake_file="mips/t-elf t-rtems"
2909                 ;;
2910         mipstx39el-*-elf*)
2911                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2912                 tmake_file=mips/t-r3900
2913                 ;;
2914         mipstx39-*-elf*)
2915                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2916                 tmake_file=mips/t-r3900
2917                 ;;
2918         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2919                 if test x$stabs = xyes; then
2920                         tm_file="${tm_file} dbx.h"
2921                 fi
2922                 if test x$gas = xyes
2923                 then
2924                         tmake_file=mips/t-mips-gas
2925                 else
2926                         extra_passes="mips-tfile mips-tdump"
2927                 fi
2928                 if test x$gnu_ld != xyes
2929                 then
2930                         use_collect2=yes
2931                 fi
2932                 ;;
2933         mn10200-*-*)
2934                 float_format=i32
2935                 cpu_type=mn10200
2936                 tm_file="mn10200/mn10200.h"
2937                 if test x$stabs = xyes
2938                 then
2939                         tm_file="${tm_file} dbx.h"
2940                 fi
2941                 use_collect2=no
2942                 ;;
2943         mn10300-*-*)
2944                 cpu_type=mn10300
2945                 tm_file="mn10300/mn10300.h"
2946                 if test x$stabs = xyes
2947                 then
2948                         tm_file="${tm_file} dbx.h"
2949                 fi
2950                 use_collect2=no
2951                 ;;
2952         ns32k-encore-bsd*)
2953                 tm_file=ns32k/encore.h
2954                 use_collect2=yes
2955                 ;;
2956         ns32k-sequent-bsd*)
2957                 tm_file=ns32k/sequent.h
2958                 use_collect2=yes
2959                 ;;
2960         ns32k-tek6100-bsd*)
2961                 tm_file=ns32k/tek6100.h
2962                 use_collect2=yes
2963                 ;;
2964         ns32k-tek6200-bsd*)
2965                 tm_file=ns32k/tek6200.h
2966                 use_collect2=yes
2967                 ;;
2968 # This has not been updated to GCC 2.
2969 #       ns32k-ns-genix*)
2970 #               xm_defines=USG
2971 #               xmake_file=ns32k/x-genix
2972 #               tm_file=ns32k/genix.h
2973 #               use_collect2=yes
2974 #               ;;
2975         ns32k-merlin-*)
2976                 tm_file=ns32k/merlin.h
2977                 use_collect2=yes
2978                 ;;
2979         ns32k-pc532-mach*)
2980                 tm_file=ns32k/pc532-mach.h
2981                 use_collect2=yes
2982                 ;;
2983         ns32k-pc532-minix*)
2984                 tm_file=ns32k/pc532-min.h
2985                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2986                 xm_defines=USG
2987                 use_collect2=yes
2988                 ;;
2989         ns32k-*-netbsd*)
2990                 tm_file=ns32k/netbsd.h
2991                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2992                 # On NetBSD, the headers are already okay, except for math.h.
2993                 tmake_file=t-netbsd
2994                 use_collect2=yes
2995                 ;;
2996         pdp11-*-bsd)
2997                 tm_file="${tm_file} pdp11/2bsd.h"
2998                 ;;
2999         pdp11-*-*)
3000                 ;;
3001         avr-*-*)
3002                 ;;
3003         ns32k-*-openbsd*)
3004                 # Nothing special
3005                 ;;
3006 # This has not been updated to GCC 2.
3007 #       pyramid-*-*)
3008 #               cpu_type=pyr
3009 #               xmake_file=pyr/x-pyr
3010 #               use_collect2=yes
3011 #               ;;
3012
3013         pj*-linux*)
3014                 tm_file="svr4.h pj/linux.h ${tm_file}"
3015                 ;;
3016         pj-*)
3017                 ;;
3018         pjl-*)
3019                 tm_file="svr4.h pj/pjl.h ${tm_file}"
3020                 ;;
3021
3022         romp-*-aos*)
3023                 use_collect2=yes
3024                 ;;
3025         romp-*-mach*)
3026                 xmake_file=romp/x-mach
3027                 use_collect2=yes
3028                 ;;
3029         romp-*-openbsd*)
3030                 # Nothing special
3031                 ;;
3032         powerpc-*-openbsd*)
3033                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
3034                 ;;
3035         powerpc-*-beos*)
3036                 cpu_type=rs6000
3037                 tm_file=rs6000/beos.h
3038                 xm_file=rs6000/xm-beos.h
3039                 tmake_file=rs6000/t-beos
3040                 xmake_file=rs6000/x-beos
3041                 ;;
3042         powerpc-*-sysv*)
3043                 tm_file=rs6000/sysv4.h
3044                 xm_file="rs6000/xm-sysv4.h"
3045                 xm_defines="USG POSIX"
3046                 extra_headers=ppc-asm.h
3047                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3048                 xmake_file=rs6000/x-sysv4
3049                 ;;
3050         powerpc-*-eabiaix*)
3051                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
3052                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3053                 extra_headers=ppc-asm.h
3054                 ;;
3055         powerpc-*-eabisim*)
3056                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
3057                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3058                 extra_headers=ppc-asm.h
3059                 ;;
3060         powerpc-*-elf*)
3061                 tm_file="rs6000/sysv4.h"
3062                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3063                 extra_headers=ppc-asm.h
3064                 ;;
3065         powerpc-*-eabi*)
3066                 tm_file="rs6000/sysv4.h rs6000/eabi.h"
3067                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3068                 extra_headers=ppc-asm.h
3069                 ;;
3070         powerpc-*-rtems*)
3071                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/rtems.h"
3072                 tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
3073                 extra_headers=ppc-asm.h
3074                 ;;
3075         powerpc-*-linux-gnulibc1)
3076                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3077                 xm_file=rs6000/xm-sysv4.h
3078                 out_file=rs6000/rs6000.c
3079                 tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
3080                 xmake_file=x-linux
3081                 extra_headers=ppc-asm.h
3082                 if test x$enable_threads = xyes; then
3083                         thread_file='posix'
3084                 fi
3085                 ;;
3086         powerpc-*-linux-gnu*)
3087                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3088                 xm_file="rs6000/xm-sysv4.h"
3089                 xm_defines="USG ${xm_defines}"
3090                 out_file=rs6000/rs6000.c
3091                 tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
3092                 xmake_file=x-linux
3093                 extra_headers=ppc-asm.h
3094                 if test x$enable_threads = xyes; then
3095                         thread_file='posix'
3096                 fi
3097                 ;;
3098         powerpc-wrs-vxworks*)
3099                 cpu_type=rs6000
3100                 xm_file="rs6000/xm-sysv4.h"
3101                 xm_defines="USG POSIX"
3102                 tm_file="rs6000/sysv4.h rs6000/vxppc.h"
3103                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3104                 extra_headers=ppc-asm.h
3105                 thread_file='vxworks'
3106                 ;;
3107         powerpcle-wrs-vxworks*)
3108                 cpu_type=rs6000
3109                 xm_file="rs6000/xm-sysv4.h"
3110                 xm_defines="USG POSIX"
3111                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/vxppc.h"
3112                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3113                 extra_headers=ppc-asm.h
3114                 thread_file='vxworks'
3115                 ;;
3116         powerpcle-*-sysv*)
3117                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3118                 xm_file="rs6000/xm-sysv4.h"
3119                 xm_defines="USG POSIX"
3120                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3121                 xmake_file=rs6000/x-sysv4
3122                 extra_headers=ppc-asm.h
3123                 ;;
3124         powerpcle-*-elf*)
3125                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3126                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3127                 extra_headers=ppc-asm.h
3128                 ;;
3129         powerpcle-*-eabisim*)
3130                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
3131                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3132                 extra_headers=ppc-asm.h
3133                 ;;
3134         powerpcle-*-eabi*)
3135                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
3136                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3137                 extra_headers=ppc-asm.h
3138                 ;;
3139         powerpcle-*-solaris2*)
3140                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/sol2.h"
3141                 xm_file="rs6000/xm-sysv4.h"
3142                 xm_defines="USG POSIX"
3143                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3144                 xmake_file=rs6000/x-sysv4
3145                 extra_headers=ppc-asm.h
3146                 ;;
3147 changequote(,)dnl
3148         rs6000-ibm-aix3.[01]*)
3149 changequote([,])dnl
3150                 tm_file=rs6000/aix31.h
3151                 xmake_file=rs6000/x-aix31
3152                 float_format=none
3153                 use_collect2=yes
3154                 ;;
3155 changequote(,)dnl
3156         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3157 changequote([,])dnl
3158                 tm_file=rs6000/aix3newas.h
3159                 if test x$host != x$target
3160                 then
3161                         tmake_file=rs6000/t-xnewas
3162                 else
3163                         tmake_file=rs6000/t-newas
3164                 fi
3165                 float_format=none
3166                 use_collect2=yes
3167                 ;;
3168 changequote(,)dnl
3169         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3170 changequote([,])dnl
3171                 tm_file=rs6000/aix41.h
3172                 if test x$host != x$target
3173                 then
3174                         tmake_file=rs6000/t-xnewas
3175                 else
3176                         tmake_file=rs6000/t-newas
3177                 fi
3178                 if test "$gnu_ld" = yes
3179                 then
3180                         xmake_file=rs6000/x-aix41-gld
3181                 else
3182                         tmake_file="rs6000/t-newas rs6000/t-aix41"
3183                 fi
3184                 xmake_file=rs6000/x-aix41
3185                 float_format=none
3186                 use_collect2=yes
3187                 ;;
3188 changequote(,)dnl
3189         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3190 changequote([,])dnl
3191                 tm_file=rs6000/aix43.h
3192                 tmake_file=rs6000/t-aix43
3193                 xmake_file=rs6000/x-aix41
3194                 float_format=none
3195                 use_collect2=yes
3196                 ;;
3197 changequote(,)dnl
3198         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3199 changequote([,])dnl
3200                 tm_file=rs6000/aix43.h
3201                 tmake_file=rs6000/t-aix43
3202                 xmake_file=rs6000/x-aix41
3203                 float_format=none
3204                 use_collect2=yes
3205                 ;;
3206         rs6000-ibm-aix*)
3207                 float_format=none
3208                 use_collect2=yes
3209                 ;;
3210         rs6000-bull-bosx)
3211                 float_format=none
3212                 use_collect2=yes
3213                 ;;
3214         rs6000-*-mach*)
3215                 tm_file=rs6000/mach.h
3216                 xm_file="${xm_file} rs6000/xm-mach.h"
3217                 xmake_file=rs6000/x-mach
3218                 use_collect2=yes
3219                 ;;
3220         rs6000-*-lynxos*)
3221                 tm_file=rs6000/lynx.h
3222                 xm_file=rs6000/xm-lynx.h
3223                 tmake_file=rs6000/t-rs6000
3224                 xmake_file=rs6000/x-lynx
3225                 use_collect2=yes
3226                 ;;
3227         sh-*-elf*)
3228                 tm_file=sh/elf.h
3229                 float_format=sh
3230                 ;;
3231         sh-*-rtemself*)
3232                 tmake_file="sh/t-sh t-rtems"
3233                 tm_file=sh/rtemself.h
3234                 float_format=sh
3235                 ;;
3236         sh-*-rtems*)
3237                 tmake_file="sh/t-sh t-rtems"
3238                 tm_file=sh/rtems.h
3239                 float_format=sh
3240                 ;;
3241         sh-*-*)
3242                 float_format=sh
3243                 ;;
3244         sparc-tti-*)
3245                 tm_file=sparc/pbd.h
3246                 xm_file="xm-alloca.h ${xm_file}"
3247                 xm_defines=USG
3248                 ;;
3249         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3250                 tm_file=sparc/vxsparc.h
3251                 tmake_file=sparc/t-vxsparc
3252                 use_collect2=yes
3253                 thread_file='vxworks'
3254                 ;;
3255         sparc-*-aout*)
3256                 tmake_file=sparc/t-sparcbare
3257                 tm_file="sparc/aout.h libgloss.h"
3258                 ;;
3259         sparc-*-netbsd*)
3260                 tm_file=sparc/netbsd.h
3261                 tmake_file=t-netbsd
3262                 use_collect2=yes
3263                 ;;
3264         sparc-*-openbsd*)
3265                 # we need collect2 until our bug is fixed...
3266                 use_collect2=yes
3267                 ;;
3268         sparc-*-bsd*)
3269                 tm_file=sparc/bsd.h
3270                 ;;
3271         sparc-*-elf*)
3272                 tm_file=sparc/elf.h
3273                 tmake_file=sparc/t-elf
3274                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3275                 #float_format=i128
3276                 float_format=i64
3277                 ;;
3278         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3279                 xm_file="${xm_file} sparc/xm-linux.h"
3280                 tm_file=sparc/linux-aout.h
3281                 xmake_file=x-linux
3282                 gnu_ld=yes
3283                 ;;
3284         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3285                 xm_file="${xm_file} sparc/xm-linux.h"
3286                 xmake_file=x-linux
3287                 tm_file=sparc/linux.h
3288                 tmake_file="t-linux t-linux-gnulibc1"
3289                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3290                 gnu_ld=yes
3291                 float_format=sparc
3292                 ;;
3293         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3294                 xm_file="${xm_file} sparc/xm-linux.h"
3295                 xmake_file=x-linux
3296                 tm_file=sparc/linux.h
3297                 tmake_file="t-linux"
3298                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3299                 gnu_ld=yes
3300                 if test x$enable_threads = xyes; then
3301                         thread_file='posix'
3302                 fi
3303                 float_format=sparc
3304                 ;;
3305         sparc-*-lynxos*)
3306                 if test x$gas = xyes
3307                 then
3308                         tm_file=sparc/lynx.h
3309                 else
3310                         tm_file=sparc/lynx-ng.h
3311                 fi
3312                 xm_file=sparc/xm-lynx.h
3313                 tmake_file=sparc/t-sunos41
3314                 xmake_file=x-lynx
3315                 ;;
3316         sparc-*-rtemsaout*)
3317                 tmake_file="sparc/t-sparcbare t-rtems"
3318                 tm_file=sparc/rtems.h
3319                 ;;
3320         sparc-*-rtems*|sparc-*-rtemself*)
3321                 tm_file="sparc/rtemself.h"
3322                 tmake_file="sparc/t-elf t-rtems"
3323                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3324                 #float_format=i128
3325                 float_format=i64
3326                 ;;
3327         sparcv9-*-solaris2*)
3328                 if test x$gnu_ld = xyes
3329                 then
3330                         tm_file=sparc/sol2-64.h
3331                 else
3332                         tm_file=sparc/sol2-sld-64.h
3333                 fi
3334                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3335                 xm_defines="USG POSIX"
3336                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3337                 xmake_file=sparc/x-sysv4
3338                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3339                 float_format=none
3340                 if test x${enable_threads} = x ; then
3341                     enable_threads=$have_pthread_h
3342                     if test x${enable_threads} = x ; then
3343                         enable_threads=$have_thread_h
3344                     fi
3345                 fi
3346                 if test x${enable_threads} = xyes ; then
3347                     if test x${have_pthread_h} = xyes ; then
3348                         thread_file='posix'
3349                     else
3350                         thread_file='solaris'
3351                     fi
3352                 fi
3353                 ;;
3354         sparc-hal-solaris2*)
3355                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3356                 xm_defines="USG POSIX"
3357                 tm_file="sparc/sol2.h sparc/hal.h"
3358                 tmake_file="sparc/t-halos sparc/t-sol2"
3359                 xmake_file=sparc/x-sysv4
3360                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3361                 case $machine in
3362                 *-*-solaris2.[0-4])
3363                         float_format=i128
3364                 ;;
3365                 *)
3366                         float_format=none
3367                         ;;
3368                 esac
3369                 thread_file='solaris'
3370                 ;;
3371         sparc-*-solaris2*)
3372                 if test x$gnu_ld = xyes
3373                 then
3374                         tm_file=sparc/sol2.h
3375                 else
3376                         tm_file=sparc/sol2-sld.h
3377                 fi
3378                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3379                 xm_defines="USG POSIX"
3380                 tmake_file=sparc/t-sol2
3381                 xmake_file=sparc/x-sysv4
3382                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3383                 case $machine in
3384 changequote(,)dnl
3385                 *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*) ;;
3386 changequote([,])dnl
3387                 *-*-solaris2*)
3388                         if test x$gnu_ld = xyes
3389                         then
3390                                 tm_file=sparc/sol2-64.h
3391                         else
3392                                 tm_file=sparc/sol2-sld-64.h
3393                         fi
3394                         tmake_file="$tmake_file sparc/t-sol2-64"
3395                         ;;
3396                 esac
3397                 case $machine in
3398 changequote(,)dnl
3399                 *-*-solaris2.[0-4])
3400 changequote([,])dnl
3401                         float_format=i128
3402                         ;;
3403                 *)
3404                         float_format=none
3405                         ;;
3406                 esac
3407                 if test x${enable_threads} = x; then
3408                     enable_threads=$have_pthread_h
3409                     if test x${enable_threads} = x; then
3410                         enable_threads=$have_thread_h
3411                     fi
3412                 fi
3413                 if test x${enable_threads} = xyes; then
3414                     if test x${have_pthread_h} = xyes; then
3415                         thread_file='posix'
3416                     else
3417                         thread_file='solaris'
3418                     fi
3419                 fi
3420                 ;;
3421         sparc-*-sunos4.0*)
3422                 tm_file=sparc/sunos4.h
3423                 tmake_file=sparc/t-sunos40
3424                 use_collect2=yes
3425                 ;;
3426         sparc-*-sunos4*)
3427                 tm_file=sparc/sunos4.h
3428                 tmake_file=sparc/t-sunos41
3429                 use_collect2=yes
3430                 if test x$gas = xyes; then
3431                         tm_file="${tm_file} sparc/sun4gas.h"
3432                 fi
3433                 ;;
3434         sparc-*-sunos3*)
3435                 tm_file=sparc/sun4o3.h
3436                 use_collect2=yes
3437                 ;;
3438         sparc-*-sysv4*)
3439                 tm_file=sparc/sysv4.h
3440                 xm_file="sparc/xm-sysv4.h"
3441                 xm_defines="USG POSIX"
3442                 tmake_file=t-svr4
3443                 xmake_file=sparc/x-sysv4
3444                 extra_parts="crtbegin.o crtend.o"
3445                 ;;
3446         sparc-*-vxsim*)
3447                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3448                 xm_defines="USG POSIX"
3449                 tm_file=sparc/vxsim.h
3450                 tmake_file=sparc/t-vxsparc
3451                 xmake_file=sparc/x-sysv4
3452                 ;;
3453         sparclet-*-aout*)
3454                 tm_file="sparc/splet.h libgloss.h"
3455                 tmake_file=sparc/t-splet
3456                 ;;
3457         sparclite-*-coff*)
3458                 tm_file="sparc/litecoff.h libgloss.h"
3459                 tmake_file=sparc/t-sparclite
3460                 ;;
3461         sparclite-*-aout*)
3462                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3463                 tmake_file=sparc/t-sparclite
3464                 ;;
3465         sparclite-*-elf*)
3466                 tm_file="sparc/liteelf.h"
3467                 tmake_file=sparc/t-sparclite
3468                 extra_parts="crtbegin.o crtend.o"
3469                 ;;
3470         sparc86x-*-aout*)
3471                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3472                 tmake_file=sparc/t-sp86x
3473                 ;;
3474         sparc86x-*-elf*)
3475                 tm_file="sparc/sp86x-elf.h"
3476                 tmake_file=sparc/t-sp86x
3477                 extra_parts="crtbegin.o crtend.o"
3478                 ;;
3479         sparc64-*-aout*)
3480                 tmake_file=sparc/t-sp64
3481                 tm_file=sparc/sp64-aout.h
3482                 ;;
3483         sparc64-*-elf*)
3484                 tmake_file=sparc/t-sp64
3485                 tm_file=sparc/sp64-elf.h
3486                 extra_parts="crtbegin.o crtend.o"
3487                 ;;
3488         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3489                 tmake_file="t-linux sparc/t-linux64"
3490                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3491                 tm_file=sparc/linux64.h
3492                 xmake_file=x-linux
3493                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3494                 gnu_ld=yes
3495                 if test x$enable_threads = xyes; then
3496                         thread_file='posix'
3497                 fi
3498                 float_format=sparc
3499                 ;;
3500 # This hasn't been upgraded to GCC 2.
3501 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3502 #               tm_file=tahoe/harris.h
3503 #               ;;
3504 #       tahoe-*-bsd*)                   # tahoe running BSD
3505 #               ;;
3506
3507         thumb*-*-*)
3508                 AC_MSG_ERROR([
3509 *** The Thumb targets have been depreciated.  The equivalent
3510 *** ARM based toolchain can now generated Thumb instructions
3511 *** when the -mthumb switch is given to the compiler.])
3512                 ;;
3513 # This hasn't been upgraded to GCC 2.
3514 #       tron-*-*)
3515 #               cpu_type=gmicro
3516 #               use_collect2=yes
3517 #               ;;
3518         v850-*-rtems*)
3519                 cpu_type=v850
3520                 tm_file="v850/rtems.h"
3521                 xm_file="v850/xm-v850.h"
3522                 tmake_file="v850/t-v850 t-rtems"
3523                 if test x$stabs = xyes
3524                 then
3525                         tm_file="${tm_file} dbx.h"
3526                 fi
3527                 use_collect2=no
3528                 ;;
3529         v850-*-*)
3530                 target_cpu_default="TARGET_CPU_generic"
3531                 cpu_type=v850
3532                 tm_file="v850/v850.h"
3533                 xm_file="v850/xm-v850.h"
3534                 tmake_file=v850/t-v850
3535                 if test x$stabs = xyes
3536                 then
3537                         tm_file="${tm_file} dbx.h"
3538                 fi
3539                 use_collect2=no
3540                 ;;
3541         vax-*-bsd*)                     # vaxen running BSD
3542                 use_collect2=yes
3543                 float_format=vax
3544                 ;;
3545         vax-*-sysv*)                    # vaxen running system V
3546                 tm_file="${tm_file} vax/vaxv.h"
3547                 xm_defines=USG
3548                 float_format=vax
3549                 ;;
3550         vax-*-netbsd*)
3551                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3552                 tmake_file=t-netbsd
3553                 float_format=vax
3554                 use_collect2=yes
3555                 ;;
3556         vax-*-openbsd*)
3557                 tmake_file="${tmake_file} vax/t-openbsd"
3558                 ;;
3559         vax-*-ultrix*)                  # vaxen running ultrix
3560                 tm_file="${tm_file} vax/ultrix.h"
3561                 use_collect2=yes
3562                 float_format=vax
3563                 ;;
3564         vax-*-vms*)                     # vaxen running VMS
3565                 xm_file=vax/xm-vms.h
3566                 tm_file=vax/vms.h
3567                 float_format=vax
3568                 ;;
3569         vax-*-*)                        # vax default entry
3570                 float_format=vax
3571                 ;;
3572         we32k-att-sysv*)
3573                 xm_file="${xm_file} xm-svr3"
3574                 use_collect2=yes
3575                 ;;
3576         *)
3577                 echo "Configuration $machine not supported" 1>&2
3578                 exit 1
3579                 ;;
3580         esac
3581
3582         case $machine in
3583         *-*-linux-gnu*)
3584                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3585         *-*-gnu*)
3586                 # On the GNU system, the setup is just about the same on
3587                 # each different CPU.  The specific machines that GNU
3588                 # supports are matched above and just set $cpu_type.
3589                 xm_file="xm-gnu.h ${xm_file}"
3590                 tm_file=${cpu_type}/gnu.h
3591                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3592                 # GNU always uses ELF.
3593                 elf=yes
3594                 # GNU tools are the only tools.
3595                 gnu_ld=yes
3596                 gas=yes
3597                 xmake_file=x-linux      # These details are the same as Linux.
3598                 tmake_file=t-gnu        # These are not.
3599                 ;;
3600         *-*-sysv4*)
3601                 xmake_try_sysv=x-sysv
3602                 install_headers_dir=install-headers-cpio
3603                 ;;
3604         *-*-sysv*)
3605                 install_headers_dir=install-headers-cpio
3606                 ;;
3607         esac
3608
3609         # Distinguish i[34567]86
3610         # Also, do not run mips-tfile on MIPS if using gas.
3611         # Process --with-cpu= for PowerPC/rs6000
3612         target_cpu_default2=
3613         case $machine in
3614         i486-*-*)
3615                 target_cpu_default2=1
3616                 ;;
3617         i586-*-*)
3618                 case $target_alias in
3619                         k6-*)
3620                                 target_cpu_default2=4
3621                                 ;;
3622                         *)
3623                                 target_cpu_default2=2
3624                                 ;;
3625                 esac
3626                 ;;
3627         i686-*-* | i786-*-*)
3628                 target_cpu_default2=3
3629                 ;;
3630         alpha*-*-*)
3631                 case $machine in
3632 changequote(,)dnl
3633                         alphaev6[78]*)
3634 changequote([,])dnl
3635                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX|MASK_CIX"
3636                                 ;;
3637                         alphaev6*)
3638                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3639                                 ;;
3640                         alphapca56*)
3641                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3642                                 ;;
3643                         alphaev56*)
3644                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3645                                 ;;
3646                         alphaev5*)
3647                                 target_cpu_default2="MASK_CPU_EV5"
3648                                 ;;
3649                 esac
3650
3651                 if test x$gas = xyes
3652                 then
3653                         if test "$target_cpu_default2" = ""
3654                         then
3655                                 target_cpu_default2="MASK_GAS"
3656                         else
3657                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3658                         fi
3659                 fi
3660                 ;;
3661         arm*-*-*)
3662                 case "x$with_cpu" in
3663                         x)
3664                                 # The most generic
3665                                 target_cpu_default2="TARGET_CPU_generic"
3666                                 ;;
3667
3668                         # Distinguish cores, and major variants
3669                         # arm7m doesn't exist, but D & I don't affect code
3670 changequote(,)dnl
3671                         xarm[23678] | xarm250 | xarm[67][01]0 \
3672                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3673                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3674                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3675 changequote([,])dnl
3676                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3677                                 ;;
3678
3679                         xyes | xno)
3680                                 echo "--with-cpu must be passed a value" 1>&2
3681                                 exit 1
3682                                 ;;
3683
3684                         *)
3685                                 if test x$pass2done = xyes
3686                                 then
3687                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3688                                         exit 1
3689                                 fi
3690                                 ;;
3691                 esac
3692                 ;;
3693
3694         mips*-*-ecoff* | mips*-*-elf*)
3695                 if test x$gas = xyes
3696                 then
3697                         if test x$gnu_ld = xyes
3698                         then
3699                                 target_cpu_default2=20
3700                         else
3701                                 target_cpu_default2=16
3702                         fi
3703                 fi
3704                 ;;
3705         mips*-*-*)
3706                 if test x$gas = xyes
3707                 then
3708                         target_cpu_default2=16
3709                 fi
3710                 ;;
3711         powerpc*-*-* | rs6000-*-*)
3712                 case "x$with_cpu" in
3713                         x)
3714                                 ;;
3715
3716                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3717                           | xrios1 | xrios2 | xrsc | xrsc1 \
3718                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3719                           | xec603e | x740 | x750 | x401 \
3720                           | x403 | x505 | x801 | x821 | x823 | x860)
3721                                 target_cpu_default2="\"$with_cpu\""
3722                                 ;;
3723
3724                         xyes | xno)
3725                                 echo "--with-cpu must be passed a value" 1>&2
3726                                 exit 1
3727                                 ;;
3728
3729                         *)
3730                                 if test x$pass2done = xyes
3731                                 then
3732                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3733                                         exit 1
3734                                 fi
3735                                 ;;
3736                 esac
3737                 ;;
3738         sparc*-*-*)
3739                 case ".$with_cpu" in
3740                         .)
3741                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3742                                 ;;
3743                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3744                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3745                                 ;;
3746                         *)
3747                                 if test x$pass2done = xyes
3748                                 then
3749                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3750                                         exit 1
3751                                 fi
3752                                 ;;
3753                 esac
3754                 ;;
3755         esac
3756
3757         if test "$target_cpu_default2" != ""
3758         then
3759                 if test "$target_cpu_default" != ""
3760                 then
3761                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3762                 else
3763                         target_cpu_default=$target_cpu_default2
3764                 fi
3765         fi
3766
3767         # No need for collect2 if we have the GNU linker.
3768         # Actually, there is now; GNU ld doesn't handle the EH info or
3769         # collecting for shared libraries.
3770         #case x$gnu_ld in
3771         #xyes)
3772         #       use_collect2=
3773         #       ;;
3774         #esac
3775
3776 # Save data on machine being used to compile GCC in build_xm_file.
3777 # Save data on host machine in vars host_xm_file and host_xmake_file.
3778         if test x$pass1done = x
3779         then
3780                 if test x"$xm_file" = x
3781                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3782                 else build_xm_file=$xm_file
3783                 fi
3784                 build_xm_defines=$xm_defines
3785                 build_install_headers_dir=$install_headers_dir
3786                 build_exeext=$exeext
3787                 pass1done=yes
3788         else
3789                 if test x$pass2done = x
3790                 then
3791                         if test x"$xm_file" = x
3792                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3793                         else host_xm_file=$xm_file
3794                         fi
3795                         host_xm_defines=$xm_defines
3796                         if test x"$xmake_file" = x
3797                         then xmake_file=$cpu_type/x-$cpu_type
3798                         fi
3799                         host_xmake_file="$xmake_file"
3800                         host_truncate_target=$truncate_target
3801                         host_extra_gcc_objs=$extra_gcc_objs
3802                         host_extra_objs=$extra_host_objs
3803                         host_exeext=$exeext
3804                         pass2done=yes
3805                 fi
3806         fi
3807 done
3808
3809 extra_objs="${host_extra_objs} ${extra_objs}"
3810
3811 # Default the target-machine variables that were not explicitly set.
3812 if test x"$tm_file" = x
3813 then tm_file=$cpu_type/$cpu_type.h; fi
3814
3815 if test x$extra_headers = x
3816 then extra_headers=; fi
3817
3818 if test x"$xm_file" = x
3819 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3820
3821 if test x$md_file = x
3822 then md_file=$cpu_type/$cpu_type.md; fi
3823
3824 if test x$out_file = x
3825 then out_file=$cpu_type/$cpu_type.c; fi
3826
3827 if test x"$tmake_file" = x
3828 then tmake_file=$cpu_type/t-$cpu_type
3829 fi
3830
3831 if test x"$dwarf2" = xyes
3832 then tm_file="$tm_file tm-dwarf2.h"
3833 fi
3834
3835 if test x$float_format = x
3836 then float_format=i64
3837 fi
3838
3839 if test $float_format = none
3840 then float_h_file=Makefile.in
3841 else float_h_file=float-$float_format.h
3842 fi
3843
3844 # Handle cpp installation.
3845 if test x$enable_cpp != xno
3846 then
3847   tmake_file="$tmake_file t-install-cpp"
3848 fi
3849
3850 # Say what files are being used for the output code and MD file.
3851 echo "Using \`$srcdir/config/$out_file' to output insns."
3852 echo "Using \`$srcdir/config/$md_file' as machine description file."
3853
3854 count=a
3855 for f in $tm_file; do
3856         count=${count}x
3857 done
3858 if test $count = ax; then
3859         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3860 else
3861         echo "Using the following target machine macro files:"
3862         for f in $tm_file; do
3863                 echo "  $srcdir/config/$f"
3864         done
3865 fi
3866
3867 count=a
3868 for f in $host_xm_file; do
3869         count=${count}x
3870 done
3871 if test $count = ax; then
3872         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3873 else
3874         echo "Using the following host machine macro files:"
3875         for f in $host_xm_file; do
3876                 echo "  $srcdir/config/$f"
3877         done
3878 fi
3879
3880 if test "$host_xm_file" != "$build_xm_file"; then
3881         count=a
3882         for f in $build_xm_file; do
3883                 count=${count}x
3884         done
3885         if test $count = ax; then
3886                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3887         else
3888                 echo "Using the following build machine macro files:"
3889                 for f in $build_xm_file; do
3890                         echo "  $srcdir/config/$f"
3891                 done
3892         fi
3893 fi
3894
3895 if test x$thread_file = x; then
3896         if test x$target_thread_file != x; then
3897                 thread_file=$target_thread_file
3898         else
3899                 thread_file='single'
3900         fi
3901 fi
3902
3903 # Set up the header files.
3904 # $links is the list of header files to create.
3905 # $vars is the list of shell variables with file names to include.
3906 # auto-host.h is the file containing items generated by autoconf and is
3907 # the first file included by config.h.
3908 null_defines=
3909 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3910
3911 # If host=build, it is correct to have hconfig include auto-host.h
3912 # as well.  If host!=build, we are in error and need to do more
3913 # work to find out the build config parameters.
3914 if test x$host = x$build
3915 then
3916         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3917 else
3918         # We create a subdir, then run autoconf in the subdir.
3919         # To prevent recursion we set host and build for the new
3920         # invocation of configure to the build for this invocation
3921         # of configure.
3922         tempdir=build.$$
3923         rm -rf $tempdir
3924         mkdir $tempdir
3925         cd $tempdir
3926         case ${srcdir} in
3927         /*) realsrcdir=${srcdir};;
3928         *) realsrcdir=../${srcdir};;
3929         esac
3930         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3931                 --target=$target --host=$build --build=$build
3932
3933         # We just finished tests for the build machine, so rename
3934         # the file auto-build.h in the gcc directory.
3935         mv auto-host.h ../auto-build.h
3936         cd ..
3937         rm -rf $tempdir
3938         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3939 fi
3940
3941 xm_file="gansidecl.h ${xm_file}"
3942 tm_file="gansidecl.h ${tm_file}"
3943
3944 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
3945 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
3946 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
3947
3948 rm -f config.bak
3949 if test -f config.status; then mv -f config.status config.bak; fi
3950
3951 # Make the links.
3952 while test -n "$vars"
3953 do
3954         set $vars; var=$1; shift; vars=$*
3955         set $links; link=$1; shift; links=$*
3956         set $defines; define=$1; shift; defines=$*
3957
3958         rm -f $link
3959         # Make sure the file is created, even if it is empty.
3960         echo >$link
3961
3962         # Define TARGET_CPU_DEFAULT if the system wants one.
3963         # This substitutes for lots of *.h files.
3964         if test "$target_cpu_default" != "" -a $link = tm.h
3965         then
3966                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3967         fi
3968
3969         for file in `eval echo '$'$var`; do
3970                 case $file in
3971                 auto-config.h)
3972                         ;;
3973                 *)
3974                         echo '#ifdef IN_GCC' >>$link
3975                         ;;
3976                 esac
3977                 echo "#include \"$file\"" >>$link
3978                 case $file in
3979                 auto-config.h)
3980                         ;;
3981                 *)
3982                         echo '#endif' >>$link
3983                         ;;
3984                 esac
3985         done
3986
3987         for def in `eval echo '$'$define`; do
3988                 echo "#ifndef $def" >>$link
3989                 echo "#define $def" >>$link
3990                 echo "#endif" >>$link
3991         done
3992 done
3993
3994 # Truncate the target if necessary
3995 if test x$host_truncate_target != x; then
3996         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3997 fi
3998
3999 # Get the version trigger filename from the toplevel
4000 if test "${with_gcc_version_trigger+set}" = set; then
4001         gcc_version_trigger=$with_gcc_version_trigger
4002 else
4003         gcc_version_trigger=${srcdir}/version.c
4004 fi
4005 changequote(,)dnl
4006 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
4007 changequote([,])dnl
4008
4009 # Internationalization
4010 PACKAGE=gcc
4011 VERSION="$gcc_version"
4012 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE",
4013         [Define to the name of the distribution.])
4014 AC_DEFINE_UNQUOTED(VERSION, "$VERSION",
4015         [Define to the version of the distribution.])
4016 AC_SUBST(PACKAGE)
4017 AC_SUBST(VERSION)
4018
4019 ALL_LINGUAS="en_UK"
4020
4021 # NLS support is still experimental, so disable it by default for now.
4022 AC_ARG_ENABLE(nls,
4023   [  --enable-nls            use Native Language Support (disabled by default)],
4024   , enable_nls=no)
4025
4026 AM_GNU_GETTEXT
4027 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
4028
4029 # Windows32 Registry support for specifying GCC installation paths.
4030 AC_ARG_ENABLE(win32-registry,
4031 [  --disable-win32-registry
4032                           Disable lookup of installation paths in the
4033                          Registry on Windows hosts.
4034   --enable-win32-registry Enable registry lookup (default).
4035   --enable-win32-registry=KEY
4036                           Use KEY instead of GCC version as the last portion
4037                          of the registry key.],,)
4038
4039 AC_MSG_CHECKING(whether windows registry support is requested)
4040 if test x$enable_win32_registry != xno; then
4041   AC_DEFINE(ENABLE_WIN32_REGISTRY, 1,
4042 [Define to 1 if installation paths should be looked up in Windows32
4043    Registry. Ignored on non windows32 hosts.])
4044   AC_MSG_RESULT(yes)
4045 else
4046   AC_MSG_RESULT(no)
4047 fi
4048
4049 # Check if user specified a different registry key.
4050 case x${enable_win32_registry} in
4051 x | xyes)
4052   # default.
4053   gcc_cv_win32_registry_key="$VERSION"
4054   ;;
4055 xno)
4056   # no registry lookup.
4057   gcc_cv_win32_registry_key=''
4058   ;;
4059 *)
4060   # user-specified key.
4061   gcc_cv_win32_registry_key="$enable_win32_registry"
4062   ;;
4063 esac
4064
4065 if test x$enable_win32_registry != xno; then
4066   AC_MSG_CHECKING(registry key on windows hosts)
4067   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key",
4068         [Define to be the last portion of registry key on windows hosts.])
4069   AC_MSG_RESULT($gcc_cv_win32_registry_key)
4070 fi
4071
4072 # Get an absolute path to the GCC top-level source directory
4073 holddir=`pwd`
4074 cd $srcdir
4075 topdir=`pwd`
4076 cd $holddir
4077
4078 # Conditionalize the makefile for this host machine.
4079 # Make-host contains the concatenation of all host makefile fragments
4080 # [there can be more than one].  This file is built by configure.frag.
4081 host_overrides=Make-host
4082 dep_host_xmake_file=
4083 for f in .. ${host_xmake_file}
4084 do
4085         if test -f ${srcdir}/config/$f
4086         then
4087                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4088         fi
4089 done
4090
4091 # Conditionalize the makefile for this target machine.
4092 # Make-target contains the concatenation of all host makefile fragments
4093 # [there can be more than one].  This file is built by configure.frag.
4094 target_overrides=Make-target
4095 dep_tmake_file=
4096 for f in .. ${tmake_file}
4097 do
4098         if test -f ${srcdir}/config/$f
4099         then
4100                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4101         fi
4102 done
4103
4104 # If the host doesn't support symlinks, modify CC in
4105 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4106 # Otherwise, we can use "CC=$(CC)".
4107 rm -f symtest.tem
4108 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4109 then
4110         cc_set_by_configure="\$(CC)"
4111         quoted_cc_set_by_configure="\$(CC)"
4112         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4113 else
4114         rm -f symtest.tem
4115         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4116         then
4117                 symbolic_link="cp -p"
4118         else
4119                 symbolic_link="cp"
4120         fi
4121         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4122         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4123         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4124 fi
4125 rm -f symtest.tem
4126
4127 out_object_file=`basename $out_file .c`.o
4128
4129 tm_file_list=
4130 for f in $tm_file; do
4131   case $f in
4132     gansidecl.h )
4133        tm_file_list="${tm_file_list} $f" ;;
4134     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4135   esac
4136 done
4137
4138 host_xm_file_list=
4139 for f in $host_xm_file; do
4140   case $f in
4141     auto-host.h | gansidecl.h | hwint.h )
4142        host_xm_file_list="${host_xm_file_list} $f" ;;
4143     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4144   esac
4145 done
4146
4147 build_xm_file_list=
4148 for f in $build_xm_file; do
4149   case $f in
4150     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4151        build_xm_file_list="${build_xm_file_list} $f" ;;
4152     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4153   esac
4154 done
4155
4156 # Define macro CROSS_COMPILE in compilation
4157 # if this is a cross-compiler.
4158 # Also use all.cross instead of all.internal
4159 # and add cross-make to Makefile.
4160 cross_overrides="/dev/null"
4161 if test x$host != x$target
4162 then
4163         cross_defines="CROSS=-DCROSS_COMPILE"
4164         cross_overrides="${topdir}/cross-make"
4165 fi
4166
4167 # When building gcc with a cross-compiler, we need to fix a few things.
4168 # This must come after cross-make as we want all.build to override
4169 # all.cross.
4170 build_overrides="/dev/null"
4171 if test x$build != x$host
4172 then
4173         build_overrides="${topdir}/build-make"
4174 fi
4175
4176 # Expand extra_headers to include complete path.
4177 # This substitutes for lots of t-* files.
4178 extra_headers_list=
4179 if test "x$extra_headers" = x
4180 then true
4181 else
4182         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4183         for file in $extra_headers;
4184         do
4185                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4186         done
4187 fi
4188
4189 if test x$use_collect2 = xno; then
4190         use_collect2=
4191 fi
4192
4193 # Add a definition of USE_COLLECT2 if system wants one.
4194 # Also tell toplev.c what to do.
4195 # This substitutes for lots of t-* files.
4196 if test x$use_collect2 = x
4197 then
4198         will_use_collect2=
4199         maybe_use_collect2=
4200 else
4201         will_use_collect2="collect2"
4202         maybe_use_collect2="-DUSE_COLLECT2"
4203 fi
4204
4205 # NEED TO CONVERT
4206 # Set MD_DEPS if the real md file is in md.pre-cpp.
4207 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4208 # for line oriented comments, so we must always use a GNU cpp.  If
4209 # building gcc with a cross compiler, use the cross compiler just
4210 # built.  Otherwise, we can use the cpp just built.
4211 md_file_sub=
4212 if test "x$md_cppflags" = x
4213 then
4214         md_file_sub=$srcdir/config/$md_file
4215 else
4216         md_file=md
4217 fi
4218
4219 # If we have gas in the build tree, make a link to it.
4220 if test -f ../gas/Makefile; then
4221         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4222 fi
4223
4224 # If we have nm in the build tree, make a link to it.
4225 if test -f ../binutils/Makefile; then
4226         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4227 fi
4228
4229 # If we have ld in the build tree, make a link to it.
4230 if test -f ../ld/Makefile; then
4231 #       if test x$use_collect2 = x; then
4232 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4233 #       else
4234                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4235 #       fi
4236 fi
4237
4238 # Figure out what assembler alignment features are present.
4239 AC_MSG_CHECKING(assembler alignment features)
4240 gcc_cv_as=
4241 gcc_cv_as_alignment_features=
4242 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4243 if test -x "$DEFAULT_ASSEMBLER"; then
4244         gcc_cv_as="$DEFAULT_ASSEMBLER"
4245 elif test -x "$AS"; then
4246         gcc_cv_as="$AS"
4247 elif test -x as$host_exeext; then
4248         # Build using assembler in the current directory.
4249         gcc_cv_as=./as$host_exeext
4250 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4251         # Single tree build which includes gas.
4252         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4253         do
4254 changequote(,)dnl
4255                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4256 changequote([,])dnl
4257                 if test x$gcc_cv_gas_version != x; then
4258                         break
4259                 fi
4260         done
4261 changequote(,)dnl
4262         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4263         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4264 changequote([,])dnl
4265         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4266                 # Gas version 2.6 and later support for .balign and .p2align.
4267                 # bytes to skip when using .p2align.
4268                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4269                         gcc_cv_as_alignment_features=".balign and .p2align"
4270                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4271                 fi
4272                 # Gas version 2.8 and later support specifying the maximum
4273                 # bytes to skip when using .p2align.
4274                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4275                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4276                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4277                 fi
4278         fi
4279 elif test x$host = x$target; then
4280         # Native build.
4281         # Search the same directories that the installed compiler will
4282         # search.  Else we may find the wrong assembler and lose.  If we
4283         # do not find a suitable assembler binary, then try the user's
4284         # path.
4285         #
4286         # Also note we have to check MD_EXEC_PREFIX before checking the
4287         # user's path.  Unfortunately, there is no good way to get at the
4288         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4289         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4290         # to be fixed as part of the make/configure rewrite too.
4291
4292         if test "x$exec_prefix" = xNONE; then
4293                 if test "x$prefix" = xNONE; then
4294                         test_prefix=/usr/local
4295                 else
4296                         test_prefix=$prefix
4297                 fi
4298         else
4299                 test_prefix=$exec_prefix
4300         fi
4301
4302         # If the loop below does not find an assembler, then use whatever
4303         # one we can find in the users's path.
4304         # user's path.
4305         as=as$host_exeext
4306
4307         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4308                    $test_prefix/lib/gcc-lib/$target \
4309                    /usr/lib/gcc/$target/$gcc_version \
4310                    /usr/lib/gcc/$target \
4311                    $test_prefix/$target/bin/$target/$gcc_version \
4312                    $test_prefix/$target/bin \
4313                    /usr/libexec \
4314                    /usr/ccs/gcc \
4315                    /usr/ccs/bin \
4316                    /udk/usr/ccs/bin \
4317                    /bsd43/usr/lib/cmplrs/cc \
4318                    /usr/cross64/usr/bin \
4319                    /usr/lib/cmplrs/cc \
4320                    /sysv/usr/lib/cmplrs/cc \
4321                    /svr4/usr/lib/cmplrs/cc \
4322                    /usr/bin"
4323
4324         for dir in $test_dirs; do
4325                 if test -f $dir/as$host_exeext; then
4326                         gcc_cv_as=$dir/as$host_exeext
4327                         break;
4328                 fi
4329         done
4330 fi
4331 if test x$gcc_cv_as != x; then
4332         # Check if we have .balign and .p2align
4333         echo ".balign  4" > conftest.s
4334         echo ".p2align  2" >> conftest.s
4335         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4336                 gcc_cv_as_alignment_features=".balign and .p2align"
4337                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4338         fi
4339         rm -f conftest.s conftest.o
4340         # Check if specifying the maximum bytes to skip when
4341         # using .p2align is supported.
4342         echo ".p2align 4,,7" > conftest.s
4343         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4344                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4345                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4346         fi
4347         rm -f conftest.s conftest.o
4348 fi
4349 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4350
4351 AC_MSG_CHECKING(assembler subsection support)
4352 gcc_cv_as_subsections=
4353 if test x$gcc_cv_as != x; then
4354         # Check if we have .subsection
4355         echo ".subsection 1" > conftest.s
4356         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4357                 gcc_cv_as_subsections=".subsection"
4358                 if test -x nm$host_exeext; then
4359                         gcc_cv_nm=./nm$host_exeext
4360                 elif test x$host = x$target; then
4361                         # Native build.
4362                         gcc_cv_nm=nm$host_exeext
4363                 fi
4364                 if test x$gcc_cv_nm != x; then
4365                         cat > conftest.s <<EOF
4366 conftest_label1: .word 0
4367 .subsection -1
4368 conftest_label2: .word 0
4369 .previous
4370 EOF
4371                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4372                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4373                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4374                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4375                                         :
4376                                 else
4377                                         gcc_cv_as_subsections="working .subsection -1"
4378                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING, 1,
4379 [Define if your assembler supports .subsection and .subsection -1 starts
4380    emitting at the beginning of your section.])
4381                                 fi
4382                         fi
4383                 fi
4384         fi
4385         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4386 fi
4387 AC_MSG_RESULT($gcc_cv_as_subsections)
4388
4389 AC_MSG_CHECKING(assembler weak support)
4390 gcc_cv_as_weak=
4391 if test x$gcc_cv_as != x; then
4392         # Check if we have .weak
4393         echo "  .weak foobar" > conftest.s
4394         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4395                 AC_DEFINE(HAVE_GAS_WEAK, 1,
4396                         [Define if your assembler supports .weak.])
4397                 gcc_cv_as_weak="yes"
4398         fi
4399         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4400 fi
4401 AC_MSG_RESULT($gcc_cv_as_weak)
4402
4403 AC_MSG_CHECKING(assembler hidden support)
4404 gcc_cv_as_hidden=
4405 if test x$gcc_cv_as != x; then
4406         # Check if we have .hidden
4407         echo "  .hidden foobar" > conftest.s
4408         echo "foobar:" >> conftest.s
4409         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4410                 AC_DEFINE(HAVE_GAS_HIDDEN, 1,
4411                         [Define if your assembler supports .hidden.])
4412                 gcc_cv_as_hidden="yes"
4413         fi
4414         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4415 fi
4416 AC_MSG_RESULT($gcc_cv_as_hidden)
4417
4418 case "$target" in
4419   sparc*-*-*)
4420     AC_CACHE_CHECK([assembler .register pseudo-op support],
4421         gcc_cv_as_register_pseudo_op, [
4422         gcc_cv_as_register_pseudo_op=unknown
4423         if test x$gcc_cv_as != x; then
4424             # Check if we have .register
4425             echo ".register %g2, #scratch" > conftest.s
4426             if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4427                 gcc_cv_as_register_pseudo_op=yes
4428             else
4429                 gcc_cv_as_register_pseudo_op=no
4430             fi
4431             rm -f conftest.s conftest.o
4432         fi
4433     ])
4434     if test "x$gcc_cv_as_register_pseudo_op" = xyes; then
4435         AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1,
4436                 [Define if your assembler supports .register.])
4437     fi
4438
4439     case "$tm_file" in
4440     *64*)
4441         AC_CACHE_CHECK([for 64 bit support in assembler ($gcc_cv_as)],
4442             gcc_cv_as_flags64, [
4443                 if test -n "$gcc_cv_as"; then
4444                     echo ".xword foo" > conftest.s
4445                     gcc_cv_as_flags64=no
4446                     for flag in "-xarch=v9" "-64 -Av9"; do
4447                         if $gcc_cv_as $flag -o conftest.o conftest.s \
4448                             > /dev/null 2>&1; then
4449                             gcc_cv_as_flags64=$flag
4450                             break
4451                         fi
4452                     done
4453                     rm -f conftest.s conftest.o
4454                 else
4455                     if test "$gas" = yes; then
4456                         gcc_cv_as_flags64="-64 -Av9"
4457                     else
4458                         gcc_cv_as_flags64="-xarch=v9"
4459                     fi
4460                 fi
4461         ])
4462         if test "x$gcc_cv_as_flags64" = xno; then
4463 changequote(, )
4464             tmake_file=`echo " $tmake_file " | sed -e 's, sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4465             dep_tmake_file=`echo " $dep_tmake_file " | sed -e 's, [^ ]*/config/sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4466 changequote([, ])
4467         else
4468             AC_DEFINE_UNQUOTED(AS_SPARC64_FLAG, "$gcc_cv_as_flags64",
4469                         [Define if the assembler supports 64bit sparc.])
4470         fi
4471         ;;
4472     *) gcc_cv_as_flags64=${gcc_cv_as_flags64-no}
4473         ;;
4474     esac
4475
4476     if test "x$gcc_cv_as_flags64" != xno; then
4477         AC_CACHE_CHECK([for assembler offsetable %lo() support],
4478             gcc_cv_as_offsetable_lo10, [
4479             gcc_cv_as_offsetable_lo10=unknown
4480             if test "x$gcc_cv_as" != x; then
4481                 # Check if assembler has offsetable %lo()
4482                 echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4483                 echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4484                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s \
4485                         > /dev/null 2>&1 &&
4486                    $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s \
4487                         > /dev/null 2>&1; then
4488                     if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4489                         gcc_cv_as_offsetable_lo10=no
4490                     else
4491                         gcc_cv_as_offsetable_lo10=yes
4492                     fi
4493                 else
4494                     gcc_cv_as_offsetable_lo10=no
4495                 fi
4496                 rm -f conftest.s conftest.o conftest1.s conftest1.o
4497             fi
4498         ])
4499         if test "x$gcc_cv_as_offsetable_lo10" = xyes; then
4500             AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1,
4501                 [Define if your assembler supports offsetable %lo().])
4502         fi
4503     fi
4504     ;;
4505
4506 changequote(,)dnl
4507   i[34567]86-*-*)
4508 changequote([,])dnl
4509     AC_MSG_CHECKING(assembler instructions)
4510     gcc_cv_as_instructions=
4511     if test x$gcc_cv_as != x; then
4512         set "filds fists" "filds mem; fists mem"
4513         while test $# -gt 0
4514         do
4515                 echo "$2" > conftest.s
4516                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4517                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4518                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4519                 fi
4520                 shift 2
4521         done
4522         rm -f conftest.s conftest.o
4523     fi
4524     AC_MSG_RESULT($gcc_cv_as_instructions)
4525     ;;
4526 esac
4527
4528 # Figure out what language subdirectories are present.
4529 # Look if the user specified --enable-languages="..."; if not, use
4530 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4531 # go away some day.
4532 if test x"${enable_languages+set}" != xset; then
4533         if test x"${LANGUAGES+set}" = xset; then
4534                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4535         else
4536                 enable_languages=all
4537         fi
4538 fi
4539 subdirs=
4540 for lang in ${srcdir}/*/config-lang.in ..
4541 do
4542         case $lang in
4543         ..) ;;
4544         # The odd quoting in the next line works around
4545         # an apparent bug in bash 1.12 on linux.
4546 changequote(,)dnl
4547         ${srcdir}/[*]/config-lang.in) ;;
4548         *)
4549           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4550           if test "x$lang_alias" = x
4551           then
4552                 echo "$lang doesn't set \$language." 1>&2
4553                 exit 1
4554           fi
4555           if test x"${enable_languages}" = xall; then
4556                 add_this_lang=yes
4557           else
4558                 case "${enable_languages}" in
4559                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4560                         add_this_lang=yes
4561                         ;;
4562                     * )
4563                         add_this_lang=no
4564                         ;;
4565                 esac
4566           fi
4567           if test x"${add_this_lang}" = xyes; then
4568                 case $lang in
4569                     ${srcdir}/ada/config-lang.in)
4570                         if test x$gnat = xyes ; then
4571                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4572                         fi
4573                         ;;
4574                     *)
4575                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4576                         ;;
4577                 esac
4578           fi
4579           ;;
4580 changequote([,])dnl
4581         esac
4582 done
4583
4584 # Make gthr-default.h if we have a thread file.
4585 gthread_flags=
4586 if test $thread_file != single; then
4587     rm -f gthr-default.h
4588     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4589     gthread_flags=-DHAVE_GTHR_DEFAULT
4590 fi
4591 AC_SUBST(gthread_flags)
4592
4593 # Find out what GC implementation we want, or may, use.
4594 AC_ARG_WITH(gc,
4595 [  --with-gc={simple,page} Choose the garbage collection mechanism to use
4596                            with the compiler.],
4597 [case "$withval" in
4598   simple | page)
4599     GGC=ggc-$withval
4600     ;;
4601   *)
4602     AC_MSG_ERROR([$withval is an invalid option to --with-gc])
4603     ;;
4604 esac],
4605 [if test $ac_cv_func_mmap_anywhere = yes \
4606     || test $ac_cv_func_valloc = yes; then
4607   GGC=ggc-page
4608 else
4609   GGC=ggc-simple
4610 fi])
4611 AC_SUBST(GGC)
4612 echo "Using $GGC for garbage collection."
4613
4614 # Build a new-abi (c++) system
4615 AC_ARG_ENABLE(new-gxx-abi,
4616 [  --enable-new-gxx-abi
4617                           select the new abi for g++. You must select an ABI
4618                           at configuration time, so that the correct runtime
4619                           support is built. You cannot mix ABIs.],
4620 [AC_DEFINE(ENABLE_NEW_GXX_ABI, 1,
4621         [Define if you want to always select the new-abi for g++.])
4622 GXX_ABI_FLAG='-fnew-abi'
4623 echo "Building a new-abi g++ compiler."
4624 ])
4625 AC_SUBST(GXX_ABI_FLAG)
4626
4627 # Build a new-libstdc++ system (ie libstdc++-v3)
4628 AC_MSG_CHECKING([for libstdc++ to install])
4629 AC_ARG_ENABLE(libstdcxx-v3,
4630 [  --enable-libstdcxx-v3
4631                           enable libstdc++-v3 for building and installation],
4632   [enable_libstdcxx_v3=yes], [enable_libstdcxx_v3=no])
4633
4634 if test x$enable_libstdcxx_v3 = xyes; then
4635   AC_MSG_RESULT(v3)
4636   ac_esn=1
4637 else
4638   AC_MSG_RESULT(v2)
4639   ac_esn=0
4640 fi
4641 AC_DEFINE_UNQUOTED(ENABLE_STD_NAMESPACE, $ac_esn,
4642   [Define to 1 if you want to enable namespaces (-fhonor-std) by default.])
4643
4644 # Make empty files to contain the specs and options for each language.
4645 # Then add #include lines to for a compiler that has specs and/or options.
4646
4647 lang_specs_files=
4648 lang_options_files=
4649 lang_tree_files=
4650 rm -f specs.h options.h gencheck.h
4651 touch specs.h options.h gencheck.h
4652 for subdir in . $subdirs
4653 do
4654         if test -f $srcdir/$subdir/lang-specs.h; then
4655                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4656                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4657         fi
4658         if test -f $srcdir/$subdir/lang-options.h; then
4659                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4660                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4661         fi
4662         if test -f $srcdir/$subdir/$subdir-tree.def; then
4663                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4664                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4665         fi
4666 done
4667
4668 # These (without "all_") are set in each config-lang.in.
4669 # `language' must be a single word so is spelled singularly.
4670 all_languages=
4671 all_boot_languages=
4672 all_compilers=
4673 all_stagestuff=
4674 all_diff_excludes=
4675 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile gccbug'
4676 # List of language makefile fragments.
4677 all_lang_makefiles=
4678 all_headers=
4679 all_lib2funcs=
4680
4681 # Add the language fragments.
4682 # Languages are added via two mechanisms.  Some information must be
4683 # recorded in makefile variables, these are defined in config-lang.in.
4684 # We accumulate them and plug them into the main Makefile.
4685 # The other mechanism is a set of hooks for each of the main targets
4686 # like `clean', `install', etc.
4687
4688 language_fragments="Make-lang"
4689 language_hooks="Make-hooks"
4690 oldstyle_subdirs=
4691
4692 for s in .. $subdirs
4693 do
4694         if test $s != ".."
4695         then
4696                 language=
4697                 boot_language=
4698                 compilers=
4699                 stagestuff=
4700                 diff_excludes=
4701                 headers=
4702                 outputs=
4703                 lib2funcs=
4704                 . ${srcdir}/$s/config-lang.in
4705                 if test "x$language" = x
4706                 then
4707                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4708                         exit 1
4709                 fi
4710                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4711                 all_languages="$all_languages $language"
4712                 if test "x$boot_language" = xyes
4713                 then
4714                         all_boot_languages="$all_boot_languages $language"
4715                 fi
4716                 all_compilers="$all_compilers $compilers"
4717                 all_stagestuff="$all_stagestuff $stagestuff"
4718                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4719                 all_headers="$all_headers $headers"
4720                 all_outputs="$all_outputs $outputs"
4721                 if test x$outputs = x
4722                 then
4723                         oldstyle_subdirs="$oldstyle_subdirs $s"
4724                 fi
4725                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4726         fi
4727 done
4728
4729 # Since we can't use `::' targets, we link each language in
4730 # with a set of hooks, reached indirectly via lang.${target}.
4731
4732 rm -f Make-hooks
4733 touch Make-hooks
4734 target_list="all.build all.cross start.encap rest.encap \
4735         info dvi \
4736         install-normal install-common install-info install-man \
4737         uninstall distdir \
4738         mostlyclean clean distclean extraclean maintainer-clean \
4739         stage1 stage2 stage3 stage4"
4740 for t in $target_list
4741 do
4742         x=
4743         for lang in .. $all_languages
4744         do
4745                 if test $lang != ".."; then
4746                         x="$x $lang.$t"
4747                 fi
4748         done
4749         echo "lang.$t: $x" >> Make-hooks
4750 done
4751
4752 # If we're not building in srcdir, create .gdbinit.
4753
4754 if test ! -f Makefile.in; then
4755         echo "dir ." > .gdbinit
4756         echo "dir ${srcdir}" >> .gdbinit
4757         if test x$gdb_needs_out_file_path = xyes
4758         then
4759                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4760         fi
4761         if test "x$subdirs" != x; then
4762                 for s in $subdirs
4763                 do
4764                         echo "dir ${srcdir}/$s" >> .gdbinit
4765                 done
4766         fi
4767         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4768 fi
4769
4770 # Define variables host_canonical and build_canonical
4771 # because some Cygnus local changes in the Makefile depend on them.
4772 build_canonical=${build}
4773 host_canonical=${host}
4774 target_subdir=
4775 if test "${host}" != "${target}" ; then
4776     target_subdir=${target}/
4777 fi
4778 AC_SUBST(build_canonical)
4779 AC_SUBST(host_canonical)
4780 AC_SUBST(target_subdir)
4781
4782 # If this is using newlib, then define inhibit_libc in
4783 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4784 # libgcc.a, but that's OK because newib should have its own version of
4785 # assert.h.
4786 inhibit_libc=
4787 if test x$with_newlib = xyes; then
4788         inhibit_libc=-Dinhibit_libc
4789 fi
4790 AC_SUBST(inhibit_libc)
4791
4792 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4793 # absolute path for gcc_tooldir based on inserting the number of up-directory
4794 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4795 # $(libsubdir)/@(unlibsubdir) based path.
4796 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4797 # make and thus we'd get different behavior depending on where we built the
4798 # sources.
4799 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4800     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4801 else
4802 changequote(<<, >>)dnl
4803 # An explanation of the sed strings:
4804 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4805 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4806 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4807 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4808 #
4809 # (*) Note this pattern overwrites the first character of the string
4810 # with a forward slash if one is not already present.  This is not a
4811 # problem because the exact names of the sub-directories concerned is
4812 # unimportant, just the number of them matters.
4813 #
4814 # The practical upshot of these patterns is like this:
4815 #
4816 #  prefix     exec_prefix        result
4817 #  ------     -----------        ------
4818 #   /foo        /foo/bar          ../
4819 #   /foo/       /foo/bar          ../
4820 #   /foo        /foo/bar/         ../
4821 #   /foo/       /foo/bar/         ../
4822 #   /foo        /foo/bar/ugg      ../../
4823 #
4824     dollar='$$'
4825     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4826 changequote([, ])dnl
4827 fi
4828 AC_SUBST(gcc_tooldir)
4829 AC_SUBST(dollar)
4830
4831 # Nothing to do for FLOAT_H, float_format already handled.
4832 objdir=`pwd`
4833 AC_SUBST(objdir)
4834
4835 # Process the language and host/target makefile fragments.
4836 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4837
4838 # Substitute configuration variables
4839 AC_SUBST(subdirs)
4840 AC_SUBST(all_boot_languages)
4841 AC_SUBST(all_compilers)
4842 AC_SUBST(all_diff_excludes)
4843 AC_SUBST(all_headers)
4844 AC_SUBST(all_lang_makefiles)
4845 AC_SUBST(all_languages)
4846 AC_SUBST(all_lib2funcs)
4847 AC_SUBST(all_stagestuff)
4848 AC_SUBST(build_exeext)
4849 AC_SUBST(build_install_headers_dir)
4850 AC_SUBST(build_xm_file_list)
4851 AC_SUBST(cc_set_by_configure)
4852 AC_SUBST(quoted_cc_set_by_configure)
4853 AC_SUBST(cpp_install_dir)
4854 AC_SUBST(dep_host_xmake_file)
4855 AC_SUBST(dep_tmake_file)
4856 AC_SUBST(extra_c_flags)
4857 AC_SUBST(extra_c_objs)
4858 AC_SUBST(extra_cpp_objs)
4859 AC_SUBST(extra_cxx_objs)
4860 AC_SUBST(extra_headers_list)
4861 AC_SUBST(extra_objs)
4862 AC_SUBST(extra_parts)
4863 AC_SUBST(extra_passes)
4864 AC_SUBST(extra_programs)
4865 AC_SUBST(float_h_file)
4866 AC_SUBST(gcc_gxx_include_dir)
4867 AC_SUBST(gcc_version)
4868 AC_SUBST(gcc_version_trigger)
4869 AC_SUBST(host_exeext)
4870 AC_SUBST(host_extra_gcc_objs)
4871 AC_SUBST(host_xm_file_list)
4872 AC_SUBST(install)
4873 AC_SUBST(lang_options_files)
4874 AC_SUBST(lang_specs_files)
4875 AC_SUBST(lang_tree_files)
4876 AC_SUBST(local_prefix)
4877 AC_SUBST(maybe_use_collect2)
4878 AC_SUBST(md_file)
4879 AC_SUBST(objc_boehm_gc)
4880 AC_SUBST(out_file)
4881 AC_SUBST(out_object_file)
4882 AC_SUBST(stage_prefix_set_by_configure)
4883 AC_SUBST(symbolic_link)
4884 AC_SUBST(thread_file)
4885 AC_SUBST(tm_file_list)
4886 AC_SUBST(will_use_collect2)
4887
4888
4889 AC_SUBST_FILE(target_overrides)
4890 AC_SUBST_FILE(host_overrides)
4891 AC_SUBST(cross_defines)
4892 AC_SUBST_FILE(cross_overrides)
4893 AC_SUBST_FILE(build_overrides)
4894 AC_SUBST_FILE(language_fragments)
4895 AC_SUBST_FILE(language_hooks)
4896
4897 # Echo that links are built
4898 if test x$host = x$target
4899 then
4900         str1="native "
4901 else
4902         str1="cross-"
4903         str2=" from $host"
4904 fi
4905
4906 if test x$host != x$build
4907 then
4908         str3=" on a $build system"
4909 fi
4910
4911 if test "x$str2" != x || test "x$str3" != x
4912 then
4913         str4=
4914 fi
4915
4916 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4917
4918 if test "x$str2" != x || test "x$str3" != x
4919 then
4920         echo " ${str2}${str3}." 1>&2
4921 fi
4922
4923 # Truncate the target if necessary
4924 if test x$host_truncate_target != x; then
4925         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4926 fi
4927
4928 # Configure the subdirectories
4929 # AC_CONFIG_SUBDIRS($subdirs)
4930
4931 # Create the Makefile
4932 # and configure language subdirectories
4933 AC_OUTPUT($all_outputs,
4934 [
4935 . $srcdir/configure.lang
4936 case x$CONFIG_HEADERS in
4937 xauto-host.h:config.in)
4938 echo > cstamp-h ;;
4939 esac
4940 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4941 # bootstrapping and the installation procedure can still use
4942 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4943 # FLAGS_TO_PASS has been modified to solve the problem there.
4944 # This is virtually a duplicate of what happens in configure.lang; we do
4945 # an extra check to make sure this only happens if ln -s can be used.
4946 if test "$symbolic_link" = "ln -s"; then
4947  for d in .. ${subdirs} ; do
4948    if test $d != ..; then
4949         STARTDIR=`pwd`
4950         cd $d
4951         for t in stage1 stage2 stage3 stage4 include
4952         do
4953                 rm -f $t
4954                 $symbolic_link ../$t $t 2>/dev/null
4955         done
4956         cd $STARTDIR
4957    fi
4958  done
4959 else true ; fi
4960 # Avoid having to add intl to our include paths.
4961 if test -f intl/libintl.h; then
4962   echo creating libintl.h
4963   echo '#include "intl/libintl.h"' >libintl.h
4964 fi
4965 ],
4966 [
4967 host='${host}'
4968 build='${build}'
4969 target='${target}'
4970 target_alias='${target_alias}'
4971 srcdir='${srcdir}'
4972 subdirs='${subdirs}'
4973 oldstyle_subdirs='${oldstyle_subdirs}'
4974 symbolic_link='${symbolic_link}'
4975 program_transform_set='${program_transform_set}'
4976 program_transform_name='${program_transform_name}'
4977 dep_host_xmake_file='${dep_host_xmake_file}'
4978 host_xmake_file='${host_xmake_file}'
4979 dep_tmake_file='${dep_tmake_file}'
4980 tmake_file='${tmake_file}'
4981 thread_file='${thread_file}'
4982 gcc_version='${gcc_version}'
4983 gcc_version_trigger='${gcc_version_trigger}'
4984 local_prefix='${local_prefix}'
4985 build_install_headers_dir='${build_install_headers_dir}'
4986 build_exeext='${build_exeext}'
4987 host_exeext='${host_exeext}'
4988 out_file='${out_file}'
4989 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4990 SET_MAKE='${SET_MAKE}'
4991 target_list='${target_list}'
4992 target_overrides='${target_overrides}'
4993 host_overrides='${host_overrides}'
4994 cross_defines='${cross_defines}'
4995 cross_overrides='${cross_overrides}'
4996 build_overrides='${build_overrides}'
4997 cpp_install_dir='${cpp_install_dir}'
4998 ])