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 fi
 106
 107 # With GNU as
 108 AC_ARG_WITH(gnu-as,
 109 [  --with-gnu-as           arrange to work with GNU as.],
 110 gas_flag="$with_gnu_as",
 111 gas_flag=no)
 112
 113 AC_ARG_WITH(as,
 114 [  --with-as               arrange to use the specified as (full pathname).],
 115 DEFAULT_ASSEMBLER="$with_as")
 116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 117   if test ! -x "$DEFAULT_ASSEMBLER"; then
 118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 120     gas_flag=yes
 121   fi
 122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
 123 fi
 124
 125 # With stabs
 126 AC_ARG_WITH(stabs,
 127 [  --with-stabs            arrange to use stabs instead of host debug format.],
 128 stabs="$with_stabs",
 129 stabs=no)
 130
 131 # With ELF
 132 AC_ARG_WITH(elf,
 133 [  --with-elf              arrange to use ELF instead of host debug format.],
 134 elf="$with_elf",
 135 elf=no)
 136
 137 # Specify the local prefix
 138 local_prefix=
 139 AC_ARG_WITH(local-prefix,
 140 [  --with-local-prefix=DIR specifies directory to put local include.],
 141 [case "${withval}" in
 142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 143 no)     ;;
 144 *)      local_prefix=$with_local_prefix ;;
 145 esac])
 146
 147 # Default local prefix if it is empty
 148 if test x$local_prefix = x; then
 149         local_prefix=/usr/local
 150 fi
 151
 152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 153 # passed in by the toplevel make and thus we'd get different behavior
 154 # depending on where we built the sources.
 155 gcc_gxx_include_dir=
 156 # Specify the g++ header file directory
 157 AC_ARG_WITH(gxx-include-dir,
 158 [  --with-gxx-include-dir=DIR
 159                           specifies directory to put g++ header files.],
 160 [case "${withval}" in
 161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 162 no)     ;;
 163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 164 esac])
 165
 166 if test x${gcc_gxx_include_dir} = x; then
 167   if test x${enable_version_specific_runtime_libs} = xyes; then
 168     gcc_gxx_include_dir='${libsubdir}/include/g++'
 169   else
 170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 171 changequote(<<, >>)dnl
 172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 173 changequote([, ])dnl
 174   fi
 175 fi
 176
 177 # Enable expensive internal checks
 178 AC_ARG_ENABLE(checking,
 179 [  --enable-checking[=LIST]
 180                           enable expensive run-time checks.  With LIST,
 181                           enable only specific categories of checks.
 182                           Categories are: misc,tree,rtl,gc,gcac; default
 183                           is misc,tree,rtl],
 184 [case "${enableval}" in
 185 yes)    AC_DEFINE(ENABLE_CHECKING)
 186         AC_DEFINE(ENABLE_TREE_CHECKING)
 187         AC_DEFINE(ENABLE_RTL_CHECKING)  ;;
 188 no)     ;;
 189 *)      IFS="${IFS=     }"; ac_save_IFS="$IFS" IFS="$IFS,"
 190         set fnord $enableval; shift
 191         IFS="$ac_save_IFS"
 192         for check
 193         do
 194                 case $check in
 195                 misc)   AC_DEFINE(ENABLE_CHECKING)              ;;
 196                 tree)   AC_DEFINE(ENABLE_TREE_CHECKING)         ;;
 197                 rtl)    AC_DEFINE(ENABLE_RTL_CHECKING)          ;;
 198                 gc)     AC_DEFINE(ENABLE_GC_CHECKING)           ;;
 199                 gcac)   AC_DEFINE(ENABLE_GC_ALWAYS_COLLECT)     ;;
 200                 *)      AC_MSG_ERROR(unknown check category $check) ;;
 201                 esac
 202         done
 203         ;;
 204 esac])
 205
 206 AC_ARG_ENABLE(cpp,
 207 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 208 [], [enable_cpp=yes])
 209
 210 AC_ARG_WITH(cpp_install_dir,
 211 [  --with-cpp-install-dir=DIR
 212                           install the user visible C preprocessor in DIR
 213                           (relative to PREFIX) as well as PREFIX/bin.],
 214 [if test x$withval = xyes; then
 215   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 216 elif test x$withval != xno; then
 217   cpp_install_dir=$withval
 218 fi])
 219
 220 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 221 cpp_main=cppmain
 222 AC_ARG_ENABLE(cpplib,
 223 [  --disable-cpplib        use the old isolated C preprocessor.],
 224 if test x$enable_cpplib = xno; then
 225   cpp_main=cccp
 226 fi)
 227
 228 dnl Disable this for the moment; the library interface is changing.
 229 dnl # Link cpplib into the compiler proper, for C/C++/ObjC.
 230 dnl AC_ARG_ENABLE(c-cpplib,
 231 dnl [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 232 dnl                           (EXPERIMENTAL) (implies --enable-cpplib).],
 233 dnl if test x$enable_c_cpplib != xno; then
 234 dnl  extra_c_objs="${extra_c_objs} libcpp.a"
 235 dnl  extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 236 dnl  extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 237 dnl  cpp_main=cppmain
 238 dnl fi)
 239
 240 # Enable Multibyte Characters for C/C++
 241 AC_ARG_ENABLE(c-mbchar,
 242 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 243 if test x$enable_c_mbchar != xno; then
 244   extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
 245 fi)
 246
 247 # Enable threads
 248 # Pass with no value to take the default
 249 # Pass with a value to specify a thread package
 250 AC_ARG_ENABLE(threads,
 251 [  --enable-threads        enable thread usage for target GCC.
 252   --enable-threads=LIB    use LIB thread package for target GCC.],
 253 if test x$enable_threads = xno; then
 254         enable_threads=''
 255 fi,
 256 enable_threads='')
 257
 258 enable_threads_flag=$enable_threads
 259 # Check if a valid thread package
 260 case x${enable_threads_flag} in
 261         x | xno)
 262                 # No threads
 263                 target_thread_file='single'
 264                 ;;
 265         xyes)
 266                 # default
 267                 target_thread_file=''
 268                 ;;
 269         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 270         xsolaris | xwin32 | xdce | xvxworks)
 271                 target_thread_file=$enable_threads_flag
 272                 ;;
 273         *)
 274                 echo "$enable_threads is an unknown thread package" 1>&2
 275                 exit 1
 276                 ;;
 277 esac
 278
 279 AC_ARG_ENABLE(objc-gc,
 280 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 281                           the GNU Objective-C runtime.],
 282 if test x$enable_objc_gc = xno; then
 283         objc_boehm_gc=''
 284 else
 285         objc_boehm_gc=1
 286 fi,
 287 objc_boehm_gc='')
 288
 289 AC_ARG_WITH(dwarf2,
 290 [  --with-dwarf2          force the default debug format to be DWARF2.],
 291 dwarf2="$with_dwarf2",
 292 dwarf2=no)
 293
 294 # Determine the host, build, and target systems
 295 AC_CANONICAL_SYSTEM
 296
 297 # Find the native compiler
 298 AC_PROG_CC
 299 AC_GCC_C_LONG_DOUBLE
 300
 301 # If the native compiler is GCC, we can enable warnings even in stage1.
 302 # That's useful for people building cross-compilers, or just running a
 303 # quick `make'.
 304 if test "x$GCC" = "xyes"; then
 305   stage1_warn_cflags='$(WARN_CFLAGS)'
 306 else
 307   stage1_warn_cflags=""
 308 fi
 309 AC_SUBST(stage1_warn_cflags)
 310
 311 AC_PROG_MAKE_SET
 312
 313 AC_MSG_CHECKING([whether a default assembler was specified])
 314 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 315     if test x"$gas_flag" = x"no"; then
 316         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 317     else
 318         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 319     fi
 320 else
 321     AC_MSG_RESULT(no)
 322 fi
 323
 324 AC_MSG_CHECKING([whether a default linker was specified])
 325 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 326     if test x"$gnu_ld_flag" = x"no"; then
 327         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 328     else
 329         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 330     fi
 331 else
 332     AC_MSG_RESULT(no)
 333 fi
 334
 335 # Find some useful tools
 336 AC_PROG_AWK
 337 AC_PROG_LEX
 338 GCC_PROG_LN
 339 GCC_PROG_LN_S
 340 GCC_C_VOLATILE
 341 AC_PROG_RANLIB
 342 AC_PROG_YACC
 343 EGCS_PROG_INSTALL
 344
 345 AC_HEADER_STDC
 346 AC_HEADER_TIME
 347 GCC_HEADER_STRING
 348 AC_HEADER_SYS_WAIT
 349 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 350                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 351                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 352                  direct.h malloc.h)
 353
 354 # Check for thread headers.
 355 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 356 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 357
 358 # See if GNAT has been installed
 359 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 360
 361 # See if the stage1 system preprocessor understands the ANSI C
 362 # preprocessor stringification operator.
 363 AC_C_STRINGIZE
 364
 365 # Use <inttypes.h> only if it exists,
 366 # doesn't clash with <sys/types.h>, and declares intmax_t.
 367 AC_MSG_CHECKING(for inttypes.h)
 368 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 369 [AC_TRY_COMPILE(
 370   [#include <sys/types.h>
 371 #include <inttypes.h>],
 372   [intmax_t i = -1;],
 373   [gcc_cv_header_inttypes_h=yes],
 374   gcc_cv_header_inttypes_h=no)])
 375 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 376 if test $gcc_cv_header_inttypes_h = yes; then
 377   AC_DEFINE(HAVE_INTTYPES_H)
 378 fi
 379
 380 #
 381 # Determine if enumerated bitfields are unsigned.   ISO C says they can
 382 # be either signed or unsigned.
 383 #
 384 AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
 385 [AC_TRY_RUN(#include <stdlib.h>
 386 enum t { BLAH = 128 } ;
 387 struct s_t { enum t member : 8; } s ;
 388 int main(void)
 389 {
 390         s.member = BLAH;
 391         if (s.member < 0) exit(1);
 392         exit(0);
 393
 394 }, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
 395 AC_MSG_RESULT($gcc_cv_enum_bf_unsigned)
 396 if test $gcc_cv_enum_bf_unsigned = yes; then
 397   AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
 398     [Define if enumerated bitfields are treated as unsigned values.])
 399 fi
 400
 401 AC_CHECK_FUNCS(strtoul bsearch putenv popen bcopy bzero bcmp \
 402         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 403         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 404         fputs_unlocked getrusage valloc)
 405
 406 # Make sure wchar_t is available
 407 #AC_CHECK_TYPE(wchar_t, unsigned int)
 408
 409 GCC_FUNC_VFPRINTF_DOPRNT
 410 GCC_FUNC_PRINTF_PTR
 411
 412 case "${host}" in
 413 *-*-uwin*)
 414   # Under some versions of uwin, vfork is notoriously buggy and the test
 415   # can hang configure; on other versions, vfork exists just as a stub.
 416   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 417   ac_cv_func_vfork_works=no
 418   ;;
 419 esac
 420 AC_FUNC_VFORK
 421 AC_FUNC_MMAP_ANYWHERE
 422 AC_FUNC_MMAP_FILE
 423
 424 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
 425         index rindex getenv atol sbrk abort atof getcwd getwd \
 426         strsignal putc_unlocked fputs_unlocked strstr environ)
 427
 428 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
 429 #ifdef HAVE_MALLOC_H
 430 #include <malloc.h>
 431 #endif
 432 ])
 433
 434 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 435 #include <sys/types.h>
 436 #ifdef HAVE_SYS_RESOURCE_H
 437 #include <sys/resource.h>
 438 #endif
 439 ])
 440
 441 # mkdir takes a single argument on some systems.
 442 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 443
 444 # File extensions
 445 manext='.1'
 446 objext='.o'
 447 AC_SUBST(manext)
 448 AC_SUBST(objext)
 449
 450 build_xm_file=
 451 build_xm_defines=
 452 build_install_headers_dir=install-headers-tar
 453 build_exeext=
 454 host_xm_file=
 455 host_xm_defines=
 456 host_xmake_file=
 457 host_truncate_target=
 458 host_exeext=
 459
 460 # Decode the host machine, then the target machine.
 461 # For the host machine, we save the xm_file variable as host_xm_file;
 462 # then we decode the target machine and forget everything else
 463 # that came from the host machine.
 464 for machine in $build $host $target; do
 465
 466         out_file=
 467         xmake_file=
 468         tmake_file=
 469         extra_headers=
 470         extra_passes=
 471         extra_parts=
 472         extra_programs=
 473         extra_objs=
 474         extra_host_objs=
 475         extra_gcc_objs=
 476         xm_defines=
 477         float_format=
 478         # Set this to force installation and use of collect2.
 479         use_collect2=
 480         # Set this to override the default target model.
 481         target_cpu_default=
 482         # Set this to control how the header file directory is installed.
 483         install_headers_dir=install-headers-tar
 484         # Set this to a non-empty list of args to pass to cpp if the target
 485         # wants its .md file passed through cpp.
 486         md_cppflags=
 487         # Set this if directory names should be truncated to 14 characters.
 488         truncate_target=
 489         # Set this if gdb needs a dir command with `dirname $out_file`
 490         gdb_needs_out_file_path=
 491         # Set this if the build machine requires executables to have a
 492         # file name suffix.
 493         exeext=
 494         # Set this to control which thread package will be used.
 495         thread_file=
 496         # Reinitialize these from the flag values every loop pass, since some
 497         # configure entries modify them.
 498         gas="$gas_flag"
 499         gnu_ld="$gnu_ld_flag"
 500         enable_threads=$enable_threads_flag
 501
 502         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
 503         # updated in each machine entry.
 504         tm_p_file=
 505         cpu_type=`echo $machine | sed 's/-.*$//'`
 506         case $machine in
 507         alpha*-*-*)
 508                 cpu_type=alpha
 509                 ;;
 510         arm*-*-*)
 511                 cpu_type=arm
 512                 ;;
 513         c*-convex-*)
 514                 cpu_type=convex
 515                 ;;
 516 changequote(,)dnl
 517         i[34567]86-*-*)
 518 changequote([,])dnl
 519                 cpu_type=i386
 520                 ;;
 521         hppa*-*-*)
 522                 cpu_type=pa
 523                 ;;
 524         m68000-*-*)
 525                 cpu_type=m68k
 526                 ;;
 527         mips*-*-*)
 528                 cpu_type=mips
 529                 ;;
 530         pj*-*-*)
 531                 cpu_type=pj
 532                 ;;
 533         powerpc*-*-*)
 534                 cpu_type=rs6000
 535                 ;;
 536         pyramid-*-*)
 537                 cpu_type=pyr
 538                 ;;
 539         sparc*-*-*)
 540                 cpu_type=sparc
 541                 ;;
 542         esac
 543
 544         tm_file=${cpu_type}/${cpu_type}.h
 545         xm_file=${cpu_type}/xm-${cpu_type}.h
 546         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
 547         then
 548                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
 549         fi
 550         # On a.out targets, we need to use collect2.
 551         case $machine in
 552         *-*-*aout*)
 553                 use_collect2=yes
 554                 ;;
 555         esac
 556
 557         # Common parts for linux-gnu and openbsd systems
 558         case $machine in
 559         *-*-linux-gnu*)
 560                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 561                 ;;
 562         *-*-openbsd*)
 563                 tm_file=${cpu_type}/openbsd.h
 564                 tmake_file="t-libc-ok t-openbsd"
 565                 # avoid surprises, always provide an xm-openbsd file
 566                 xm_file=${cpu_type}/xm-openbsd.h
 567                 # don't depend on processor x-fragments as well
 568                 xmake_file=none
 569                 if test x$enable_threads = xyes; then
 570                         thread_file='posix'
 571                         tmake_file="${tmake_file} t-openbsd-thread"
 572                 fi
 573                 ;;
 574         esac
 575
 576         case $machine in
 577         # Support site-specific machine types.
 578         *local*)
 579                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 580                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 581                 xm_file=${cpu_type}/xm-$rest.h
 582                 tm_file=${cpu_type}/$rest.h
 583                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 584                 then xmake_file=${cpu_type}/x-$rest; \
 585                 else true; \
 586                 fi
 587                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 588                 then tmake_file=${cpu_type}/t-$rest; \
 589                 else true; \
 590                 fi
 591                 ;;
 592         1750a-*-*)
 593                 ;;
 594         a29k-*-bsd* | a29k-*-sym1*)
 595                 tm_file="${tm_file} a29k/unix.h"
 596                 xm_defines=USG
 597                 xmake_file=a29k/x-unix
 598                 use_collect2=yes
 599                 ;;
 600         a29k-*-udi | a29k-*-coff)
 601                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 602                 tmake_file=a29k/t-a29kbare
 603                 ;;
 604         a29k-wrs-vxworks*)
 605                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 606                 tmake_file=a29k/t-vx29k
 607                 extra_parts="crtbegin.o crtend.o"
 608                 thread_file='vxworks'
 609                 ;;
 610         a29k-*-*)                       # Default a29k environment.
 611                 use_collect2=yes
 612                 ;;
 613         alpha-*-interix)
 614                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 615
 616                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 617                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 618
 619                 # GAS + IEEE_CONFORMANT
 620                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 621
 622                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 623                 xmake_file="x-interix alpha/t-pe"
 624                 tmake_file="alpha/t-alpha alpha/t-interix alpha/t-ieee"
 625                 if test x$enable_threads = xyes ; then
 626                         thread_file='posix'
 627                 fi
 628                 if test x$stabs = xyes ; then
 629                         tm_file="${tm_file} dbxcoff.h"
 630                 fi
 631                 #prefix='$$INTERIX_ROOT'/usr/contrib
 632                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 633                 ;;
 634         alpha*-*-linux-gnuecoff*)
 635                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 636                 target_cpu_default="MASK_GAS"
 637                 tmake_file="alpha/t-alpha alpha/t-ieee"
 638                 gas=no
 639                 xmake_file=none
 640                 gas=yes gnu_ld=yes
 641                 ;;
 642         alpha*-*-linux-gnulibc1*)
 643                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 644                 target_cpu_default="MASK_GAS"
 645                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-alpha alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 646                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 647                 xmake_file=none
 648                 gas=yes gnu_ld=yes
 649                 if test x$enable_threads = xyes; then
 650                         thread_file='posix'
 651                 fi
 652                 ;;
 653         alpha*-*-linux-gnu*)
 654                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 655                 target_cpu_default="MASK_GAS"
 656                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 657                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 658                 xmake_file=none
 659                 gas=yes gnu_ld=yes
 660                 if test x$enable_threads = xyes; then
 661                         thread_file='posix'
 662                 fi
 663                 ;;
 664         alpha*-*-netbsd*)
 665                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 666                 target_cpu_default="MASK_GAS"
 667                 tmake_file="alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 668                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 669                 xmake_file=none
 670                 gas=yes gnu_ld=yes
 671                 ;;
 672
 673         alpha*-*-openbsd*)
 674                 # default x-alpha is only appropriate for dec-osf.
 675                 target_cpu_default="MASK_GAS"
 676                 tmake_file="alpha/t-alpha alpha/t-ieee"
 677                 ;;
 678
 679         alpha*-dec-osf*)
 680                 if test x$stabs = xyes
 681                 then
 682                         tm_file="${tm_file} dbx.h"
 683                 fi
 684                 if test x$gas != xyes
 685                 then
 686                         extra_passes="mips-tfile mips-tdump"
 687                 fi
 688                 use_collect2=yes
 689                 tmake_file="alpha/t-alpha alpha/t-ieee"
 690                 case $machine in
 691                   *-*-osf1*)
 692                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 693                     ;;
 694 changequote(,)dnl
 695                   *-*-osf[23]*)
 696 changequote([,])dnl
 697                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 698                     ;;
 699                   *-*-osf4*)
 700                     tm_file="${tm_file} alpha/osf.h"
 701                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 702                     # a broken tar, so we use cpio instead.
 703                     install_headers_dir=install-headers-cpio
 704                     ;;
 705                   *-*-osf5*)
 706                     tm_file="${tm_file} alpha/osf.h alpha/osf5.h"
 707                     ;;
 708                 esac
 709                 case $machine in
 710 changequote(,)dnl
 711                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]* | *-*-osf5*)
 712 changequote([,])dnl
 713                     target_cpu_default=MASK_SUPPORT_ARCH
 714                     ;;
 715                 esac
 716                 ;;
 717         alpha*-*-vxworks*)
 718                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 719                 tmake_file="alpha/t-alpha alpha/t-ieee"
 720                 if [ x$gas != xyes ]
 721                 then
 722                         extra_passes="mips-tfile mips-tdump"
 723                 fi
 724                 use_collect2=yes
 725                 thread_file='vxworks'
 726                 ;;
 727         alpha*-*-winnt*)
 728                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 729                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 730                 tmake_file="t-libc-ok alpha/t-alpha alpha/t-ieee"
 731                 xmake_file=winnt/x-winnt
 732                 extra_host_objs=oldnames.o
 733                 extra_gcc_objs="spawnv.o oldnames.o"
 734                 if test x$gnu_ld != xyes
 735                 then
 736                         extra_programs=ld.exe
 737                 fi
 738                 if test x$enable_threads = xyes; then
 739                         thread_file='win32'
 740                 fi
 741                 ;;
 742         alpha*-dec-vms*)
 743                 tm_file=alpha/vms.h
 744                 xm_file="${xm_file} alpha/xm-vms.h"
 745                 tmake_file="alpha/t-alpha alpha/t-vms alpha/t-ieee"
 746                 ;;
 747         arc-*-elf*)
 748                 extra_parts="crtinit.o crtfini.o"
 749                 ;;
 750         arm-*-coff* | armel-*-coff*)
 751                 tm_file=arm/coff.h
 752                 tmake_file=arm/t-arm-coff
 753                 ;;
 754         arm-*-vxworks*)
 755                 tm_file=arm/vxarm.h
 756                 tmake_file=arm/t-arm-coff
 757                 thread_file='vxworks'
 758                 ;;
 759 changequote(,)dnl
 760         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 761 changequote([,])dnl
 762                 tm_file=arm/riscix1-1.h
 763                 use_collect2=yes
 764                 ;;
 765         arm-*-riscix*)                  # Acorn RISC machine
 766                 if test x$gas = xyes
 767                 then
 768                     tm_file=arm/rix-gas.h
 769                 else
 770                     tm_file=arm/riscix.h
 771                 fi
 772                 xmake_file=arm/x-riscix
 773                 tmake_file=arm/t-riscix
 774                 use_collect2=yes
 775                 ;;
 776         arm-semi-aout | armel-semi-aout)
 777                 tm_file=arm/semi.h
 778                 tmake_file=arm/t-semi
 779                 ;;
 780         arm-semi-aof | armel-semi-aof)
 781                 tm_file=arm/semiaof.h
 782                 tmake_file=arm/t-semiaof
 783                 ;;
 784         arm*-*-netbsd*)
 785                 tm_file=arm/netbsd.h
 786                 tmake_file="t-netbsd arm/t-netbsd"
 787                 use_collect2=yes
 788                 ;;
 789         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 790                 cpu_type=arm
 791                 xmake_file=x-linux
 792                 tm_file=arm/linux-aout.h
 793                 tmake_file=arm/t-linux
 794                 gnu_ld=yes
 795                 ;;
 796         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 797                 xm_file=arm/xm-linux.h
 798                 xmake_file=x-linux
 799                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 800                 case $machine in
 801                 armv2*-*-*)
 802                         tm_file="arm/linux-elf26.h $tm_file"
 803                         ;;
 804                 esac
 805                 tmake_file="t-linux arm/t-linux"
 806                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 807                 gnu_ld=yes
 808                 case x${enable_threads} in
 809                 x | xyes | xpthreads | xposix)
 810                         thread_file='posix'
 811                         ;;
 812                 esac
 813                 ;;
 814         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 815                 xm_file=arm/xm-linux.h
 816                 xmake_file=x-linux
 817                 tm_file="arm/linux-elf.h"
 818                 case $machine in
 819                 armv2*-*-*)
 820                         tm_file="arm/linux-elf26.h $tm_file"
 821                         ;;
 822                 esac
 823                 tmake_file="t-linux arm/t-linux"
 824                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 825                 gnu_ld=yes
 826                 case x${enable_threads} in
 827                 x | xyes | xpthreads | xposix)
 828                         thread_file='posix'
 829                         ;;
 830                 esac
 831                 ;;
 832         arm*-*-uclinux*)                # ARM ucLinux
 833                 tm_file=arm/uclinux-elf.h
 834                 tmake_file=arm/t-arm-elf
 835                 ;;
 836         arm*-*-aout)
 837                 tm_file=arm/aout.h
 838                 tmake_file=arm/t-arm-aout
 839                 ;;
 840         arm*-*-ecos-elf)
 841                 tm_file=arm/ecos-elf.h
 842                 tmake_file=arm/t-arm-elf
 843                 ;;
 844         arm*-*-elf)
 845                 tm_file=arm/unknown-elf.h
 846                 tmake_file=arm/t-arm-elf
 847                 ;;
 848         arm*-*-conix*)
 849                 tm_file=arm/conix-elf.h
 850                 tmake_file=arm/t-arm-elf
 851                 ;;
 852         arm*-*-oabi)
 853                 tm_file=arm/unknown-elf-oabi.h
 854                 tmake_file=arm/t-arm-elf
 855                 ;;
 856         arm-*-pe*)
 857                 tm_file=arm/pe.h
 858                 tmake_file=arm/t-pe
 859                 extra_objs="pe.o"
 860                 ;;
 861         avr-*-*)
 862                 ;;
 863         c1-convex-*)                    # Convex C1
 864                 target_cpu_default=1
 865                 use_collect2=yes
 866                 ;;
 867         c2-convex-*)                    # Convex C2
 868                 target_cpu_default=2
 869                 use_collect2=yes
 870                 ;;
 871         c32-convex-*)
 872                 target_cpu_default=4
 873                 use_collect2=yes
 874                 ;;
 875         c34-convex-*)
 876                 target_cpu_default=8
 877                 use_collect2=yes
 878                 ;;
 879         c38-convex-*)
 880                 target_cpu_default=16
 881                 use_collect2=yes
 882                 ;;
 883         c4x-*)
 884                 cpu_type=c4x
 885                 tmake_file=c4x/t-c4x
 886                 ;;
 887         clipper-intergraph-clix*)
 888                 tm_file="${tm_file} svr3.h clipper/clix.h"
 889                 xm_file=clipper/xm-clix.h
 890                 xmake_file=clipper/x-clix
 891                 extra_headers=va-clipper.h
 892                 extra_parts="crtbegin.o crtend.o"
 893                 install_headers_dir=install-headers-cpio
 894                 ;;
 895         dsp16xx-*)
 896                 ;;
 897         elxsi-elxsi-*)
 898                 use_collect2=yes
 899                 ;;
 900         fr30-*-elf)
 901                 tm_file="fr30/fr30.h"
 902                 tmake_file=fr30/t-fr30
 903                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
 904                 ;;
 905 # This hasn't been upgraded to GCC 2.
 906 #       fx80-alliant-*)                 # Alliant FX/80
 907 #               ;;
 908         h8300-*-*)
 909                 float_format=i32
 910                 ;;
 911         hppa*-*-linux*)
 912                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 913                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 914                 tmake_file="t-linux pa/t-linux"
 915                 extra_parts="crtbegin.o crtend.o"
 916                 xmake_file=none
 917                 gas=yes gnu_ld=yes
 918                 if test x$enable_threads = xyes; then
 919                         thread_file='posix'
 920                 fi
 921                 ;;
 922         hppa*-*-openbsd*)
 923                 target_cpu_default="MASK_PA_11"
 924                 tmake_file=pa/t-openbsd
 925                 ;;
 926         hppa1.1-*-pro*)
 927                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 928                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 929                 xm_file=pa/xm-papro.h
 930                 tmake_file=pa/t-pro
 931                 ;;
 932         hppa1.1-*-osf*)
 933                 target_cpu_default="MASK_PA_11"
 934                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
 935                 use_collect2=yes
 936                 ;;
 937         hppa1.1-*-rtems*)
 938                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 939                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 940                 xm_file=pa/xm-papro.h
 941                 tmake_file=pa/t-pro
 942                 ;;
 943         hppa1.0-*-osf*)
 944                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
 945                 use_collect2=yes
 946                 ;;
 947         hppa1.1-*-bsd*)
 948                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
 949                 target_cpu_default="MASK_PA_11"
 950                 use_collect2=yes
 951                 ;;
 952         hppa1.0-*-bsd*)
 953                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
 954                 use_collect2=yes
 955                 ;;
 956         hppa1.0-*-hpux7*)
 957                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux7.h"
 958                 xm_file=pa/xm-pahpux.h
 959                 xmake_file=pa/x-pa-hpux
 960                 if test x$gas = xyes
 961                 then
 962                         tm_file="${tm_file} pa/gas.h"
 963                 fi
 964                 install_headers_dir=install-headers-cpio
 965                 use_collect2=yes
 966                 ;;
 967 changequote(,)dnl
 968         hppa1.0-*-hpux8.0[0-2]*)
 969 changequote([,])dnl
 970                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
 971                 xm_file=pa/xm-pahpux.h
 972                 xmake_file=pa/x-pa-hpux
 973                 if test x$gas = xyes
 974                 then
 975                         tm_file="${tm_file} pa/pa-gas.h"
 976                 else
 977                         tm_file="pa/pa-oldas.h ${tm_file}"
 978                 fi
 979                 install_headers_dir=install-headers-cpio
 980                 use_collect2=yes
 981                 ;;
 982 changequote(,)dnl
 983         hppa1.1-*-hpux8.0[0-2]*)
 984 changequote([,])dnl
 985                 target_cpu_default="MASK_PA_11"
 986                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
 987                 xm_file=pa/xm-pahpux.h
 988                 xmake_file=pa/x-pa-hpux
 989                 if test x$gas = xyes
 990                 then
 991                         tm_file="${tm_file} pa/pa-gas.h"
 992                 else
 993                         tm_file="pa/pa-oldas.h ${tm_file}"
 994                 fi
 995                 install_headers_dir=install-headers-cpio
 996                 use_collect2=yes
 997                 ;;
 998         hppa1.1-*-hpux8*)
 999                 target_cpu_default="MASK_PA_11"
1000                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1001                 xm_file=pa/xm-pahpux.h
1002                 xmake_file=pa/x-pa-hpux
1003                 if test x$gas = xyes
1004                 then
1005                         tm_file="${tm_file} pa/pa-gas.h"
1006                 fi
1007                 install_headers_dir=install-headers-cpio
1008                 use_collect2=yes
1009                 ;;
1010         hppa1.0-*-hpux8*)
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="${tm_file} pa/pa-gas.h"
1017                 fi
1018                 install_headers_dir=install-headers-cpio
1019                 use_collect2=yes
1020                 ;;
1021         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
1022                 target_cpu_default="MASK_PA_11"
1023                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1024                 float_format=i128
1025                 xm_file=pa/xm-pahpux.h
1026                 xmake_file=pa/x-pa-hpux
1027                 tmake_file=pa/t-pa
1028                 if test x$gas = xyes
1029                 then
1030                         tm_file="${tm_file} pa/pa-gas.h"
1031                 fi
1032                 if test x$enable_threads = x; then
1033                     enable_threads=$have_pthread_h
1034                 fi
1035                 if test x$enable_threads = xyes; then
1036                         thread_file='dce'
1037                         tmake_file="${tmake_file} pa/t-dce-thr"
1038                 fi
1039                 install_headers_dir=install-headers-cpio
1040                 use_collect2=yes
1041                 ;;
1042         hppa1.0-*-hpux10*)
1043                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1044                 float_format=i128
1045                 xm_file=pa/xm-pahpux.h
1046                 xmake_file=pa/x-pa-hpux
1047                 tmake_file=pa/t-pa
1048                 if test x$gas = xyes
1049                 then
1050                         tm_file="${tm_file} pa/pa-gas.h"
1051                 fi
1052                 if test x$enable_threads = x; then
1053                     enable_threads=$have_pthread_h
1054                 fi
1055                 if test x$enable_threads = xyes; then
1056                         thread_file='dce'
1057                         tmake_file="${tmake_file} pa/t-dce-thr"
1058                 fi
1059                 install_headers_dir=install-headers-cpio
1060                 use_collect2=yes
1061                 ;;
1062         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1063                 target_cpu_default="MASK_PA_11"
1064                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1065                 float_format=i128
1066                 xm_file=pa/xm-pahpux.h
1067                 xmake_file=pa/x-pa-hpux
1068                 tmake_file=pa/t-pa
1069                 if test x$gas = xyes
1070                 then
1071                         tm_file="${tm_file} pa/pa-gas.h"
1072                 fi
1073 #               if test x$enable_threads = x; then
1074 #                   enable_threads=$have_pthread_h
1075 #               fi
1076 #               if test x$enable_threads = xyes; then
1077 #                       thread_file='dce'
1078 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1079 #               fi
1080                 install_headers_dir=install-headers-cpio
1081                 use_collect2=yes
1082                 ;;
1083         hppa1.0-*-hpux11*)
1084                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1085                 float_format=i128
1086                 xm_file=pa/xm-pahpux.h
1087                 xmake_file=pa/x-pa-hpux
1088                 if test x$gas = xyes
1089                 then
1090                         tm_file="${tm_file} pa/pa-gas.h"
1091                 fi
1092 #               if test x$enable_threads = x; then
1093 #                   enable_threads=$have_pthread_h
1094 #               fi
1095 #               if test x$enable_threads = xyes; then
1096 #                       thread_file='dce'
1097 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1098 #               fi
1099                 install_headers_dir=install-headers-cpio
1100                 use_collect2=yes
1101                 ;;
1102         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1103                 target_cpu_default="MASK_PA_11"
1104                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1105                 xm_file=pa/xm-pahpux.h
1106                 xmake_file=pa/x-pa-hpux
1107                 if test x$gas = xyes
1108                 then
1109                         tm_file="${tm_file} pa/pa-gas.h"
1110                 fi
1111                 install_headers_dir=install-headers-cpio
1112                 use_collect2=yes
1113                 ;;
1114         hppa1.0-*-hpux*)
1115                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1116                 xm_file=pa/xm-pahpux.h
1117                 xmake_file=pa/x-pa-hpux
1118                 if test x$gas = xyes
1119                 then
1120                         tm_file="${tm_file} pa/pa-gas.h"
1121                 fi
1122                 install_headers_dir=install-headers-cpio
1123                 use_collect2=yes
1124                 ;;
1125         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1126                 target_cpu_default="MASK_PA_11"
1127                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1128                 xm_file=pa/xm-pahpux.h
1129                 xmake_file=pa/x-pa-hpux
1130                 if test x$gas = xyes
1131                 then
1132                         tm_file="${tm_file} pa/pa-gas.h"
1133                 fi
1134                 install_headers_dir=install-headers-cpio
1135                 use_collect2=yes
1136                 ;;
1137         hppa1.0-*-hiux*)
1138                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1139                 xm_file=pa/xm-pahpux.h
1140                 xmake_file=pa/x-pa-hpux
1141                 if test x$gas = xyes
1142                 then
1143                         tm_file="${tm_file} pa/pa-gas.h"
1144                 fi
1145                 install_headers_dir=install-headers-cpio
1146                 use_collect2=yes
1147                 ;;
1148         hppa*-*-lites*)
1149                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h"
1150                 target_cpu_default="MASK_PA_11"
1151                 use_collect2=yes
1152                 ;;
1153         hppa*-*-mpeix*)
1154                 tm_file="${tm_file} pa/pa-mpeix.h"
1155                 xm_file=pa/xm-pampeix.h
1156                 xmake_file=pa/x-pa-mpeix
1157                 echo "You must use gas. Assuming it is already installed."
1158                 install_headers_dir=install-headers-tar
1159                 use_collect2=yes
1160                 ;;
1161         i370-*-opened*)                  # IBM 360/370/390 Architecture
1162                 xm_file=i370/xm-oe.h
1163                 tm_file=i370/oe.h
1164                 xmake_file=i370/x-oe
1165                 tmake_file=i370/t-oe
1166                 ;;
1167         i370-*-mvs*)
1168                 xm_file=i370/xm-mvs.h
1169                 tm_file=i370/mvs.h
1170                 tmake_file=i370/t-mvs
1171                 ;;
1172         i370-*-linux*)
1173                 xm_file="xm-linux.h i370/xm-linux.h"
1174                 xmake_file=x-linux
1175                 tm_file="i370/linux.h ${tm_file}"
1176                 tmake_file="t-linux i370/t-linux"
1177                 # broken_install=yes
1178                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1179                 # extra_parts="crtbegin.o crtend.o"
1180                 gnu_ld=yes
1181                 gas=yes
1182                 elf=yes
1183                 if test x$enable_threads = xyes; then
1184                         thread_file='posix'
1185                 fi
1186                 ;;
1187 changequote(,)dnl
1188         i[34567]86-*-elf*)
1189 changequote([,])dnl
1190                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1191                 tm_file=i386/i386elf.h
1192                 tmake_file=i386/t-i386elf
1193                 xmake_file=x-svr4
1194                 ;;
1195 changequote(,)dnl
1196         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1197 changequote([,])dnl
1198                 if test x$gas = xyes
1199                 then
1200                         tm_file=i386/aix386.h
1201                         extra_parts="crtbegin.o crtend.o"
1202                         tmake_file=i386/t-crtstuff
1203                 else
1204                         tm_file=i386/aix386ng.h
1205                         use_collect2=yes
1206                 fi
1207                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1208                 xm_defines=USG
1209                 xmake_file=i386/x-aix
1210                 ;;
1211 changequote(,)dnl
1212         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1213 changequote([,])dnl
1214                 xm_file="xm-alloca.h ${xm_file}"
1215                 xm_defines="USG POSIX SMALL_ARG_MAX"
1216                 xmake_file=i386/x-ncr3000
1217                 if test x$stabs = xyes -a x$gas = xyes
1218                 then
1219                         tm_file=i386/sysv4gdb.h
1220                 else
1221                         tm_file=i386/sysv4.h
1222                 fi
1223                 extra_parts="crtbegin.o crtend.o"
1224                 tmake_file=i386/t-crtpic
1225                 ;;
1226 changequote(,)dnl
1227         i[34567]86-next-*)
1228 changequote([,])dnl
1229                 tm_file=i386/next.h
1230                 xm_file=i386/xm-next.h
1231                 tmake_file=i386/t-next
1232                 xmake_file=i386/x-next
1233                 extra_objs=nextstep.o
1234                 extra_parts="crtbegin.o crtend.o"
1235                 if test x$enable_threads = xyes; then
1236                         thread_file='mach'
1237                 fi
1238                 ;;
1239 changequote(,)dnl
1240         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1241 changequote([,])dnl
1242                 use_collect2=yes
1243                 if test x$gas = xyes
1244                 then
1245                         tm_file=i386/seq-gas.h
1246                 else
1247                         tm_file=i386/sequent.h
1248                 fi
1249                 ;;
1250 changequote(,)dnl
1251         i[34567]86-sequent-ptx1*)
1252 changequote([,])dnl
1253                 xm_defines="USG SVR3"
1254                 xmake_file=i386/x-sysv3
1255                 tm_file=i386/seq-sysv3.h
1256                 tmake_file=i386/t-crtstuff
1257                 extra_parts="crtbegin.o crtend.o"
1258                 install_headers_dir=install-headers-cpio
1259                 ;;
1260 changequote(,)dnl
1261         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1262 changequote([,])dnl
1263                 xm_defines="USG SVR3"
1264                 xmake_file=i386/x-sysv3
1265                 tm_file=i386/seq2-sysv3.h
1266                 tmake_file=i386/t-crtstuff
1267                 extra_parts="crtbegin.o crtend.o"
1268                 install_headers_dir=install-headers-cpio
1269                 ;;
1270 changequote(,)dnl
1271         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1272 changequote([,])dnl
1273                 xm_file="xm-alloca.h ${xm_file}"
1274                 xm_defines="USG POSIX SMALL_ARG_MAX"
1275                 xmake_file=x-svr4
1276                 tm_file=i386/ptx4-i.h
1277                 tmake_file=t-svr4
1278                 extra_parts="crtbegin.o crtend.o"
1279                 install_headers_dir=install-headers-cpio
1280                 ;;
1281         i386-sun-sunos*)                # Sun i386 roadrunner
1282                 xm_defines=USG
1283                 tm_file=i386/sun.h
1284                 use_collect2=yes
1285                 ;;
1286 changequote(,)dnl
1287         i[34567]86-wrs-vxworks*)
1288 changequote([,])dnl
1289                 tm_file=i386/vxi386.h
1290                 tmake_file=i386/t-i386bare
1291                 thread_file='vxworks'
1292                 ;;
1293 changequote(,)dnl
1294         i[34567]86-*-aout*)
1295 changequote([,])dnl
1296                 tm_file=i386/i386-aout.h
1297                 tmake_file=i386/t-i386bare
1298                 ;;
1299 changequote(,)dnl
1300         i[34567]86-*-beospe*)
1301 changequote([,])dnl
1302                 xm_file=i386/xm-beos.h
1303                 xm_defines="USE_C_ALLOCA"
1304                 tmake_file=i386/t-beos
1305                 tm_file=i386/beos-pe.h
1306                 xmake_file=i386/x-beos
1307                 extra_objs=winnt.o
1308                 ;;
1309 changequote(,)dnl
1310         i[34567]86-*-beoself* | i[34567]86-*-beos*)
1311 changequote([,])dnl
1312                 xm_file=i386/xm-beos.h
1313                 tmake_file='i386/t-beos i386/t-crtpic'
1314                 tm_file=i386/beos-elf.h
1315                 xmake_file=i386/x-beos
1316                 extra_objs=winnt.o
1317                 extra_parts='crtbegin.o crtend.o'
1318                 ;;
1319 changequote(,)dnl
1320         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1321 changequote([,])dnl
1322                 tm_file=i386/bsd386.h
1323 #               tmake_file=t-libc-ok
1324                 ;;
1325 changequote(,)dnl
1326         i[34567]86-*-bsd*)
1327 changequote([,])dnl
1328                 tm_file=i386/386bsd.h
1329 #               tmake_file=t-libc-ok
1330 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1331 #               use_collect2=yes
1332                 ;;
1333 changequote(,)dnl
1334         i[34567]86-*-freebsdelf*)
1335 changequote([,])dnl
1336                 tm_file="i386/i386.h i386/att.h svr4.h freebsd.h i386/freebsd-elf.h i386/perform.h"
1337                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1338                 tmake_file=t-freebsd
1339                 gas=yes
1340                 gnu_ld=yes
1341                 stabs=yes
1342                 case x${enable_threads} in
1343                 xyes | xpthreads | xposix)
1344                         thread_file='posix'
1345                         tmake_file="${tmake_file} t-freebsd-thread"
1346                         ;;
1347                 esac
1348                 ;;
1349 changequote(,)dnl
1350         i[34567]86-*-freebsd*)
1351 changequote([,])dnl
1352                 tm_file="i386/freebsd.h i386/perform.h"
1353                 tmake_file=t-freebsd
1354                 ;;
1355 changequote(,)dnl
1356         i[34567]86-*-netbsd*)
1357 changequote([,])dnl
1358                 tm_file=i386/netbsd.h
1359                 tmake_file=t-netbsd
1360                 use_collect2=yes
1361                 ;;
1362 changequote(,)dnl
1363         i[34567]86-*-openbsd*)
1364 changequote([,])dnl
1365                 # we need collect2 until our bug is fixed...
1366                 use_collect2=yes
1367                 ;;
1368 changequote(,)dnl
1369         i[34567]86-*-coff*)
1370 changequote([,])dnl
1371                 tm_file=i386/i386-coff.h
1372                 tmake_file=i386/t-i386bare
1373                 ;;
1374 changequote(,)dnl
1375         i[34567]86-*-isc*)              # 80386 running ISC system
1376 changequote([,])dnl
1377                 xm_file="${xm_file} i386/xm-isc.h"
1378                 xm_defines="USG SVR3"
1379                 case $machine in
1380 changequote(,)dnl
1381                   i[34567]86-*-isc[34]*)
1382 changequote([,])dnl
1383                     xmake_file=i386/x-isc3
1384                     ;;
1385                   *)
1386                     xmake_file=i386/x-isc
1387                     ;;
1388                 esac
1389                 if test x$gas = xyes -a x$stabs = xyes
1390                 then
1391                         tm_file=i386/iscdbx.h
1392                         tmake_file=i386/t-svr3dbx
1393                         extra_parts="svr3.ifile svr3z.ifile"
1394                 else
1395                         tm_file=i386/isccoff.h
1396                         tmake_file=i386/t-crtstuff
1397                         extra_parts="crtbegin.o crtend.o"
1398                 fi
1399                 install_headers_dir=install-headers-cpio
1400                 ;;
1401 changequote(,)dnl
1402         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1403 changequote([,])dnl                     # with a.out format using
1404                                         # pre BFD linkers
1405                 xmake_file=x-linux-aout
1406                 tmake_file="t-linux-aout i386/t-crtstuff"
1407                 tm_file=i386/linux-oldld.h
1408                 gnu_ld=yes
1409                 float_format=i386
1410                 ;;
1411 changequote(,)dnl
1412         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1413 changequote([,])dnl                     # with a.out format
1414                 xmake_file=x-linux-aout
1415                 tmake_file="t-linux-aout i386/t-crtstuff"
1416                 tm_file=i386/linux-aout.h
1417                 gnu_ld=yes
1418                 float_format=i386
1419                 ;;
1420 changequote(,)dnl
1421         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1422 changequote([,])dnl                     # with ELF format using the
1423                                         # GNU/Linux C library 5
1424                 xmake_file=x-linux
1425                 tm_file=i386/linux.h
1426                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1427                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1428                 gnu_ld=yes
1429                 float_format=i386
1430                 if test x$enable_threads = xyes; then
1431                         thread_file='single'
1432                 fi
1433                 ;;
1434 changequote(,)dnl
1435         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1436 changequote([,])dnl                     # with ELF format using glibc 2
1437                                         # aka GNU/Linux C library 6
1438                 xmake_file=x-linux
1439                 tm_file=i386/linux.h
1440                 tmake_file="t-linux i386/t-crtstuff"
1441                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1442                 gnu_ld=yes
1443                 float_format=i386
1444                 if test x$enable_threads = xyes; then
1445                         thread_file='posix'
1446                 fi
1447                 ;;
1448 changequote(,)dnl
1449         i[34567]86-*-gnu*)
1450                 float_format=i386
1451 changequote([,])dnl
1452                 ;;
1453 changequote(,)dnl
1454         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1455 changequote([,])dnl
1456                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1457                 exit 1
1458                 ;;
1459 changequote(,)dnl
1460         i[34567]86-pc-msdosdjgpp*)
1461 changequote([,])dnl
1462                 xm_file=i386/xm-djgpp.h
1463                 tm_file=i386/djgpp.h
1464                 tmake_file=i386/t-djgpp
1465                 xmake_file=i386/x-djgpp
1466                 gnu_ld=yes
1467                 gas=yes
1468                 exeext=.exe
1469                 case $host in *pc-msdosdjgpp*)
1470                         target_alias=djgpp
1471                         ;;
1472                 esac
1473                 ;;
1474 changequote(,)dnl
1475         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1476 changequote([,])dnl
1477                 tm_file=i386/moss.h
1478                 tmake_file=t-libc-ok
1479                 gnu_ld=yes
1480                 gas=yes
1481                 ;;
1482 changequote(,)dnl
1483         i[34567]86-*-lynxos*)
1484 changequote([,])dnl
1485                 if test x$gas = xyes
1486                 then
1487                         tm_file=i386/lynx.h
1488                 else
1489                         tm_file=i386/lynx-ng.h
1490                 fi
1491                 xm_file=i386/xm-lynx.h
1492                 tmake_file=i386/t-i386bare
1493                 xmake_file=x-lynx
1494                 ;;
1495 changequote(,)dnl
1496         i[34567]86-*-mach*)
1497 changequote([,])dnl
1498                 tm_file=i386/mach.h
1499 #               tmake_file=t-libc-ok
1500                 use_collect2=yes
1501                 ;;
1502 changequote(,)dnl
1503         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1504 changequote([,])dnl
1505                 if test x$elf = xyes
1506                 then
1507                         tm_file=i386/osfelf.h
1508                         use_collect2=
1509                 else
1510                         tm_file=i386/osfrose.h
1511                         use_collect2=yes
1512                 fi
1513                 xm_file="i386/xm-osf.h ${xm_file}"
1514                 xmake_file=i386/x-osfrose
1515                 tmake_file=i386/t-osf
1516                 extra_objs=halfpic.o
1517                 ;;
1518 changequote(,)dnl
1519         i[34567]86-go32-rtems*)
1520 changequote([,])dnl
1521                 cpu_type=i386
1522                 xm_file=i386/xm-go32.h
1523                 tm_file=i386/go32-rtems.h
1524                 tmake_file="i386/t-go32 t-rtems"
1525                 ;;
1526 changequote(,)dnl
1527         i[34567]86-*-rtemscoff*)
1528 changequote([,])dnl
1529                 cpu_type=i386
1530                 tm_file=i386/rtems.h
1531                 tmake_file="i386/t-i386bare t-rtems"
1532                 ;;
1533 changequote(,)dnl
1534         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1535 changequote([,])dnl
1536                 cpu_type=i386
1537                 tm_file=i386/rtemself.h
1538                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1539                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1540                 ;;
1541 changequote(,)dnl
1542         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1543 changequote([,])dnl
1544                 xm_file="xm-alloca.h ${xm_file} i386/xm-sco5.h"
1545                 xm_defines="USG SVR3"
1546                 xmake_file=i386/x-sco5
1547                 install_headers_dir=install-headers-cpio
1548                 tm_file=i386/sco5.h
1549                 if test x$gas = xyes
1550                 then
1551                         tm_file="i386/sco5gas.h ${tm_file}"
1552                         tmake_file=i386/t-sco5gas
1553                 else
1554                         tmake_file=i386/t-sco5
1555                 fi
1556                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1557                 ;;
1558 changequote(,)dnl
1559         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1560 changequote([,])dnl
1561                 xm_file="${xm_file} i386/xm-sco.h"
1562                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX"
1563                 xmake_file=i386/x-sco4
1564                 install_headers_dir=install-headers-cpio
1565                 if test x$stabs = xyes
1566                 then
1567                         tm_file=i386/sco4dbx.h
1568                         tmake_file=i386/t-svr3dbx
1569                         extra_parts="svr3.ifile svr3z.rfile"
1570                 else
1571                         tm_file=i386/sco4.h
1572                         tmake_file=i386/t-crtstuff
1573                         extra_parts="crtbegin.o crtend.o"
1574                 fi
1575                 # The default EAFS filesystem supports long file names.
1576                 # Truncating the target makes $host != $target which
1577                 # makes gcc think it is doing a cross-compile.
1578                 # truncate_target=yes
1579                 ;;
1580 changequote(,)dnl
1581         i[34567]86-*-sco*)              # 80386 running SCO system
1582 changequote([,])dnl
1583                 xm_file=i386/xm-sco.h
1584                 xmake_file=i386/x-sco
1585                 install_headers_dir=install-headers-cpio
1586                 if test x$stabs = xyes
1587                 then
1588                         tm_file=i386/scodbx.h
1589                         tmake_file=i386/t-svr3dbx
1590                         extra_parts="svr3.ifile svr3z.rfile"
1591                 else
1592                         tm_file=i386/sco.h
1593                         extra_parts="crtbegin.o crtend.o"
1594                         tmake_file=i386/t-crtstuff
1595                 fi
1596                 truncate_target=yes
1597                 ;;
1598 changequote(,)dnl
1599         i[34567]86-*-solaris2*)
1600 changequote([,])dnl
1601                 xm_file="xm-alloca.h ${xm_file}"
1602                 xm_defines="USG POSIX SMALL_ARG_MAX"
1603                 tm_file=i386/sol2.h
1604                 if test x$gas = xyes; then
1605                         # Only needed if gas does not support -s
1606                         tm_file="i386/sol2gas.h ${tm_file}"
1607                 fi
1608                 tmake_file=i386/t-sol2
1609                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1610                 xmake_file=x-svr4
1611                 if test x${enable_threads} = x; then
1612                     enable_threads=$have_pthread_h
1613                     if test x${enable_threads} = x; then
1614                         enable_threads=$have_thread_h
1615                     fi
1616                 fi
1617                 if test x${enable_threads} = xyes; then
1618                     if test x${have_pthread_h} = xyes; then
1619                         thread_file='posix'
1620                     else
1621                         thread_file='solaris'
1622                     fi
1623                 fi
1624                 ;;
1625 changequote(,)dnl
1626        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1627 changequote([,])dnl
1628                xm_file="xm-alloca.h ${xm_file}"
1629                xm_defines="USG POSIX"
1630                tm_file=i386/sysv5.h
1631                if test x$stabs = xyes
1632                then
1633                        tm_file="${tm_file} dbx.h"
1634                fi
1635                tmake_file=i386/t-crtpic
1636                xmake_file=x-svr4
1637                extra_parts="crtbegin.o crtend.o"
1638                if test x$enable_threads = xyes; then
1639                        thread_file='posix'
1640                fi
1641                ;;
1642 changequote(,)dnl
1643         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1644 changequote([,])dnl
1645                 xm_file="xm-alloca.h ${xm_file}"
1646                 xm_defines="USG POSIX SMALL_ARG_MAX"
1647                 tm_file=i386/sysv4.h
1648                 if test x$stabs = xyes
1649                 then
1650                         tm_file="${tm_file} dbx.h"
1651                 fi
1652                 tmake_file=i386/t-crtpic
1653                 xmake_file=x-svr4
1654                 extra_parts="crtbegin.o crtend.o"
1655                 ;;
1656 changequote(,)dnl
1657         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1658 changequote([,])dnl
1659                 xm_file="xm-alloca.h ${xm_file}"
1660                 xm_defines="USG POSIX"
1661                 tm_file=i386/udk.h
1662                 tmake_file="i386/t-crtpic i386/t-udk"
1663                 xmake_file=x-svr4
1664                 extra_parts="crtbegin.o crtend.o"
1665                 install_headers_dir=install-headers-cpio
1666                 ;;
1667 changequote(,)dnl
1668         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1669 changequote([,])dnl
1670                 cpu_type=i386
1671                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1672                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1673                 if test x$stabs = xyes
1674                 then
1675                         tm_file=i386/osf1elfgdb.h
1676                 else
1677                         tm_file=i386/osf1elf.h
1678                 fi
1679                 tmake_file=i386/t-osf1elf
1680                 xmake_file=i386/x-osf1elf
1681                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1682                 ;;
1683 changequote(,)dnl
1684         i[34567]86-*-sysv*)             # Intel 80386's running system V
1685 changequote([,])dnl
1686                 xm_defines="USG SVR3"
1687                 xmake_file=i386/x-sysv3
1688                 if test x$gas = xyes
1689                 then
1690                         if test x$stabs = xyes
1691                         then
1692                                 tm_file=i386/svr3dbx.h
1693                                 tmake_file=i386/t-svr3dbx
1694                                 extra_parts="svr3.ifile svr3z.rfile"
1695                         else
1696                                 tm_file=i386/svr3gas.h
1697                                 extra_parts="crtbegin.o crtend.o"
1698                                 tmake_file=i386/t-crtstuff
1699                         fi
1700                 else
1701                         tm_file=i386/sysv3.h
1702                         extra_parts="crtbegin.o crtend.o"
1703                         tmake_file=i386/t-crtstuff
1704                 fi
1705                 ;;
1706         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1707                 xm_file="${xm_file} i386/xm-vsta.h"
1708                 tm_file=i386/vsta.h
1709                 tmake_file=i386/t-vsta
1710                 xmake_file=i386/x-vsta
1711                 ;;
1712 changequote(,)dnl
1713         i[34567]86-*-win32)
1714 changequote([,])dnl
1715                 xm_file="${xm_file} i386/xm-cygwin.h"
1716                 tmake_file=i386/t-cygwin
1717                 tm_file=i386/win32.h
1718                 xmake_file=i386/x-cygwin
1719                 extra_objs=winnt.o
1720                 if test x$enable_threads = xyes; then
1721                         thread_file='win32'
1722                 fi
1723                 exeext=.exe
1724                 ;;
1725 changequote(,)dnl
1726         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1727 changequote([,])dnl
1728                 xm_file="${xm_file} i386/xm-cygwin.h"
1729                 tmake_file=i386/t-cygwin
1730                 tm_file=i386/cygwin.h
1731                 xmake_file=i386/x-cygwin
1732                 extra_objs=winnt.o
1733                 if test x$enable_threads = xyes; then
1734                         thread_file='win32'
1735                 fi
1736                 exeext=.exe
1737                 ;;
1738 changequote(,)dnl
1739         i[34567]86-*-mingw32*)
1740 changequote([,])dnl
1741                 tm_file=i386/mingw32.h
1742                 xm_file="${xm_file} i386/xm-mingw32.h"
1743                 tmake_file="i386/t-cygwin i386/t-mingw32"
1744                 extra_objs=winnt.o
1745                 xmake_file=i386/x-cygwin
1746                 if test x$enable_threads = xyes; then
1747                         thread_file='win32'
1748                 fi
1749                 exeext=.exe
1750                 case $machine in
1751                         *mingw32msv*)
1752                                 ;;
1753                         *minwg32crt* | *mingw32*)
1754                                 tm_file="${tm_file} i386/crtdll.h"
1755                                 ;;
1756                 esac
1757                 ;;
1758 changequote(,)dnl
1759         i[34567]86-*-uwin*)
1760 changequote([,])dnl
1761                 tm_file=i386/uwin.h
1762                 xm_file="${xm_file} i386/xm-uwin.h"
1763                 xm_defines="USG NO_STAB_H"
1764                 tmake_file="i386/t-cygwin i386/t-uwin"
1765                 extra_objs=winnt.o
1766                 xmake_file=i386/x-cygwin
1767                 if test x$enable_threads = xyes; then
1768                         thread_file='win32'
1769                 fi
1770                 exeext=.exe
1771                 ;;
1772 changequote(,)dnl
1773         i[34567]86-*-interix*)
1774 changequote([,])dnl
1775                 tm_file="i386/i386-interix.h interix.h"
1776                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1777                 xm_defines="USG"
1778                 tmake_file="i386/t-interix"
1779                 extra_objs=interix.o
1780                 xmake_file=x-interix
1781                 if test x$enable_threads = xyes ; then
1782                         thread_file='posix'
1783                 fi
1784                 if test x$stabs = xyes ; then
1785                         tm_file="${tm_file} dbxcoff.h"
1786                 fi
1787                 ;;
1788 changequote(,)dnl
1789         i[34567]86-*-winnt3*)
1790 changequote([,])dnl
1791                 tm_file=i386/win-nt.h
1792                 out_file=i386/i386.c
1793                 xm_file="xm-winnt.h ${xm_file}"
1794                 xmake_file=winnt/x-winnt
1795                 tmake_file=i386/t-winnt
1796                 extra_host_objs="winnt.o oldnames.o"
1797                 extra_gcc_objs="spawnv.o oldnames.o"
1798                 if test x$gnu_ld != xyes
1799                 then
1800                         extra_programs=ld.exe
1801                 fi
1802                 if test x$enable_threads = xyes; then
1803                         thread_file='win32'
1804                 fi
1805                 ;;
1806 changequote(,)dnl
1807         i[34567]86-dg-dgux*)
1808 changequote([,])dnl
1809                 xm_file="xm-alloca.h ${xm_file}"
1810                 xm_defines="USG POSIX"
1811                 out_file=i386/dgux.c
1812                 tm_file=i386/dgux.h
1813                 tmake_file=i386/t-dgux
1814                 xmake_file=i386/x-dgux
1815                 install_headers_dir=install-headers-cpio
1816               ;;
1817         i860-alliant-*)         # Alliant FX/2800
1818                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1819                 xm_file="${xm_file}"
1820                 xmake_file=i860/x-fx2800
1821                 tmake_file=i860/t-fx2800
1822                 extra_parts="crtbegin.o crtend.o"
1823                 ;;
1824         i860-*-bsd*)
1825                 tm_file="${tm_file} i860/bsd.h"
1826                 if test x$gas = xyes
1827                 then
1828                         tm_file="${tm_file} i860/bsd-gas.h"
1829                 fi
1830                 use_collect2=yes
1831                 ;;
1832         i860-*-mach*)
1833                 tm_file="${tm_file} i860/mach.h"
1834                 tmake_file=t-libc-ok
1835                 ;;
1836         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1837                 tm_file="${tm_file} svr3.h i860/paragon.h"
1838                 xm_defines="USG SVR3"
1839                 tmake_file=t-osf
1840                 ;;
1841         i860-*-sysv3*)
1842                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1843                 xm_defines="USG SVR3"
1844                 xmake_file=i860/x-sysv3
1845                 extra_parts="crtbegin.o crtend.o"
1846                 ;;
1847         i860-*-sysv4*)
1848                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1849                 xm_defines="USG SVR3"
1850                 xmake_file=i860/x-sysv4
1851                 tmake_file=t-svr4
1852                 extra_parts="crtbegin.o crtend.o"
1853                 ;;
1854         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1855                 tm_file="${tm_file} i960/vx960.h"
1856                 tmake_file=i960/t-vxworks960
1857                 use_collect2=yes
1858                 thread_file='vxworks'
1859                 ;;
1860         i960-wrs-vxworks5* | i960-wrs-vxworks)
1861                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1862                 tmake_file=i960/t-vxworks960
1863                 use_collect2=yes
1864                 thread_file='vxworks'
1865                 ;;
1866         i960-wrs-vxworks*)
1867                 tm_file="${tm_file} i960/vx960.h"
1868                 tmake_file=i960/t-vxworks960
1869                 use_collect2=yes
1870                 thread_file='vxworks'
1871                 ;;
1872         i960-*-coff*)
1873                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1874                 tmake_file=i960/t-960bare
1875                 use_collect2=yes
1876                 ;;
1877         i960-*-rtems)
1878                 tmake_file="i960/t-960bare t-rtems"
1879                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1880                 use_collect2=yes
1881                 ;;
1882         i960-*-*)                       # Default i960 environment.
1883                 use_collect2=yes
1884                 ;;
1885         ia64*-*-elf*)
1886                 tm_file=ia64/elf.h
1887                 tmake_file="ia64/t-ia64"
1888                 target_cpu_default="0"
1889                 if test x$gas = xyes
1890                 then
1891                         target_cpu_default="${target_cpu_default}|MASK_GNU_AS"
1892                 fi
1893                 if test x$gnu_ld = xyes
1894                 then
1895                         target_cpu_default="${target_cpu_default}|MASK_GNU_LD"
1896                 fi
1897                 ;;
1898         ia64*-*-linux*)
1899                 tm_file=ia64/linux.h
1900                 tmake_file="t-linux ia64/t-ia64"
1901                 target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
1902                 if test x$enable_threads = xyes; then
1903                         thread_file='posix'
1904                 fi
1905                 ;;
1906         m32r-*-elf*)
1907                 extra_parts="crtinit.o crtfini.o"
1908                 ;;
1909         m68000-convergent-sysv*)
1910                 tm_file=m68k/ctix.h
1911                 xm_file="m68k/xm-3b1.h ${xm_file}"
1912                 xm_defines=USG
1913                 use_collect2=yes
1914                 extra_headers=math-68881.h
1915                 ;;
1916         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1917                 tm_file=m68k/hp2bsd.h
1918                 xmake_file=m68k/x-hp2bsd
1919                 use_collect2=yes
1920                 extra_headers=math-68881.h
1921                 ;;
1922         m68000-hp-hpux*)                # HP 9000 series 300
1923                 xm_file="xm-alloca.h ${xm_file}"
1924                 xm_defines="USG"
1925                 if test x$gas = xyes
1926                 then
1927                         xmake_file=m68k/x-hp320g
1928                         tm_file=m68k/hp310g.h
1929                 else
1930                         xmake_file=m68k/x-hp320
1931                         tm_file=m68k/hp310.h
1932                 fi
1933                 install_headers_dir=install-headers-cpio
1934                 use_collect2=yes
1935                 extra_headers=math-68881.h
1936                 ;;
1937         m68000-sun-sunos3*)
1938                 tm_file=m68k/sun2.h
1939                 use_collect2=yes
1940                 extra_headers=math-68881.h
1941                 ;;
1942         m68000-sun-sunos4*)
1943                 tm_file=m68k/sun2o4.h
1944                 use_collect2=yes
1945                 extra_headers=math-68881.h
1946                 ;;
1947         m68000-att-sysv*)
1948                 xm_file="m68k/xm-3b1.h ${xm_file}"
1949                 xm_defines=USG
1950                 if test x$gas = xyes
1951                 then
1952                         tm_file=m68k/3b1g.h
1953                 else
1954                         tm_file=m68k/3b1.h
1955                 fi
1956                 use_collect2=yes
1957                 extra_headers=math-68881.h
1958                 ;;
1959         m68k-apple-aux*)                # Apple Macintosh running A/UX
1960                 xm_defines="USG AUX"
1961                 tmake_file=m68k/t-aux
1962                 install_headers_dir=install-headers-cpio
1963                 extra_headers=math-68881.h
1964                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1965                 tm_file=
1966                 if test "$gnu_ld" = yes
1967                 then
1968                         tm_file="${tm_file} m68k/auxgld.h"
1969                 else
1970                         tm_file="${tm_file} m68k/auxld.h"
1971                 fi
1972                 if test "$gas" = yes
1973                 then
1974                         tm_file="${tm_file} m68k/auxgas.h"
1975                 else
1976                         tm_file="${tm_file} m68k/auxas.h"
1977                 fi
1978                 tm_file="${tm_file} m68k/a-ux.h"
1979                 float_format=m68k
1980                 ;;
1981         m68k-apollo-*)
1982                 tm_file=m68k/apollo68.h
1983                 xmake_file=m68k/x-apollo68
1984                 use_collect2=yes
1985                 extra_headers=math-68881.h
1986                 float_format=m68k
1987                 ;;
1988         m68k-altos-sysv*)                  # Altos 3068
1989                 if test x$gas = xyes
1990                 then
1991                         tm_file=m68k/altos3068.h
1992                         xm_defines=USG
1993                 else
1994                         echo "The Altos is supported only with the GNU assembler" 1>&2
1995                         exit 1
1996                 fi
1997                 extra_headers=math-68881.h
1998                 ;;
1999         m68k-bull-sysv*)                # Bull DPX/2
2000                 if test x$gas = xyes
2001                 then
2002                         if test x$stabs = xyes
2003                         then
2004                                 tm_file=m68k/dpx2cdbx.h
2005                         else
2006                                 tm_file=m68k/dpx2g.h
2007                         fi
2008                 else
2009                         tm_file=m68k/dpx2.h
2010                 fi
2011                 xm_file="xm-alloca.h ${xm_file}"
2012                 xm_defines=USG
2013                 xmake_file=m68k/x-dpx2
2014                 use_collect2=yes
2015                 extra_headers=math-68881.h
2016                 ;;
2017         m68k-atari-sysv4*)              # Atari variant of V.4.
2018                 tm_file=m68k/atari.h
2019                 xm_file="xm-alloca.h ${xm_file}"
2020                 xm_defines="USG FULL_PROTOTYPES"
2021                 tmake_file=t-svr4
2022                 extra_parts="crtbegin.o crtend.o"
2023                 extra_headers=math-68881.h
2024                 float_format=m68k
2025                 ;;
2026         m68k-motorola-sysv*)
2027                 tm_file=m68k/mot3300.h
2028                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
2029                 if test x$gas = xyes
2030                 then
2031                         xmake_file=m68k/x-mot3300-gas
2032                         if test x$gnu_ld = xyes
2033                         then
2034                                 tmake_file=m68k/t-mot3300-gald
2035                         else
2036                                 tmake_file=m68k/t-mot3300-gas
2037                                 use_collect2=yes
2038                         fi
2039                 else
2040                         xmake_file=m68k/x-mot3300
2041                         if test x$gnu_ld = xyes
2042                         then
2043                                 tmake_file=m68k/t-mot3300-gld
2044                         else
2045                                 tmake_file=m68k/t-mot3300
2046                                 use_collect2=yes
2047                         fi
2048                 fi
2049                 gdb_needs_out_file_path=yes
2050                 extra_parts="crt0.o mcrt0.o"
2051                 extra_headers=math-68881.h
2052                 float_format=m68k
2053                 ;;
2054         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
2055                 tm_file=m68k/tower-as.h
2056                 xm_defines="USG SVR3"
2057                 xmake_file=m68k/x-tower
2058                 extra_parts="crtbegin.o crtend.o"
2059                 extra_headers=math-68881.h
2060                 ;;
2061         m68k-plexus-sysv*)
2062                 tm_file=m68k/plexus.h
2063                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
2064                 xm_defines=USG
2065                 use_collect2=yes
2066                 extra_headers=math-68881.h
2067                 ;;
2068         m68k-tti-*)
2069                 tm_file=m68k/pbb.h
2070                 xm_file="xm-alloca.h ${xm_file}"
2071                 xm_defines=USG
2072                 extra_headers=math-68881.h
2073                 ;;
2074         m68k-crds-unos*)
2075                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
2076                 xm_defines="USG unos"
2077                 xmake_file=m68k/x-crds
2078                 tm_file=m68k/crds.h
2079                 use_collect2=yes
2080                 extra_headers=math-68881.h
2081                 ;;
2082         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2083                 tm_file=m68k/amix.h
2084                 xm_file="xm-alloca.h ${xm_file}"
2085                 xm_defines="USG FULL_PROTOTYPES"
2086                 xmake_file=m68k/x-amix
2087                 tmake_file=t-svr4
2088                 extra_parts="crtbegin.o crtend.o"
2089                 extra_headers=math-68881.h
2090                 float_format=m68k
2091                 ;;
2092         m68k-ccur-rtu)
2093                 tm_file=m68k/ccur-GAS.h
2094                 xmake_file=m68k/x-ccur
2095                 extra_headers=math-68881.h
2096                 use_collect2=yes
2097                 float_format=m68k
2098                 ;;
2099         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2100                 tm_file=m68k/hp3bsd44.h
2101                 xmake_file=m68k/x-hp3bsd44
2102                 use_collect2=yes
2103                 extra_headers=math-68881.h
2104                 float_format=m68k
2105                 ;;
2106         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2107                 tm_file=m68k/hp3bsd.h
2108                 use_collect2=yes
2109                 extra_headers=math-68881.h
2110                 float_format=m68k
2111                 ;;
2112         m68k-isi-bsd*)
2113                 if test x$with_fp = xno
2114                 then
2115                         tm_file=m68k/isi-nfp.h
2116                 else
2117                         tm_file=m68k/isi.h
2118                         float_format=m68k
2119                 fi
2120                 use_collect2=yes
2121                 extra_headers=math-68881.h
2122                 ;;
2123         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2124                 xm_file="xm-alloca.h ${xm_file}"
2125                 xm_defines="USG"
2126                 if test x$gas = xyes
2127                 then
2128                         xmake_file=m68k/x-hp320g
2129                         tm_file=m68k/hp320g.h
2130                 else
2131                         xmake_file=m68k/x-hp320
2132                         tm_file=m68k/hpux7.h
2133                 fi
2134                 install_headers_dir=install-headers-cpio
2135                 use_collect2=yes
2136                 extra_headers=math-68881.h
2137                 float_format=m68k
2138                 ;;
2139         m68k-hp-hpux*)  # HP 9000 series 300
2140                 xm_file="xm-alloca.h ${xm_file}"
2141                 xm_defines="USG"
2142                 if test x$gas = xyes
2143                 then
2144                         xmake_file=m68k/x-hp320g
2145                         tm_file=m68k/hp320g.h
2146                 else
2147                         xmake_file=m68k/x-hp320
2148                         tm_file=m68k/hp320.h
2149                 fi
2150                 install_headers_dir=install-headers-cpio
2151                 use_collect2=yes
2152                 extra_headers=math-68881.h
2153                 float_format=m68k
2154                 ;;
2155         m68k-sun-mach*)
2156                 tm_file=m68k/sun3mach.h
2157                 use_collect2=yes
2158                 extra_headers=math-68881.h
2159                 float_format=m68k
2160                 ;;
2161         m68k-sony-newsos3*)
2162                 if test x$gas = xyes
2163                 then
2164                         tm_file=m68k/news3gas.h
2165                 else
2166                         tm_file=m68k/news3.h
2167                 fi
2168                 use_collect2=yes
2169                 extra_headers=math-68881.h
2170                 float_format=m68k
2171                 ;;
2172         m68k-sony-bsd* | m68k-sony-newsos*)
2173                 if test x$gas = xyes
2174                 then
2175                         tm_file=m68k/newsgas.h
2176                 else
2177                         tm_file=m68k/news.h
2178                 fi
2179                 use_collect2=yes
2180                 extra_headers=math-68881.h
2181                 float_format=m68k
2182                 ;;
2183         m68k-next-nextstep2*)
2184                 tm_file=m68k/next21.h
2185                 xm_file="m68k/xm-next.h ${xm_file}"
2186                 tmake_file=m68k/t-next
2187                 xmake_file=m68k/x-next
2188                 extra_objs=nextstep.o
2189                 extra_headers=math-68881.h
2190                 use_collect2=yes
2191                 float_format=m68k
2192                 ;;
2193 changequote(,)dnl
2194         m68k-next-nextstep[34]*)
2195 changequote([,])dnl
2196                 tm_file=m68k/next.h
2197                 xm_file="m68k/xm-next.h ${xm_file}"
2198                 tmake_file=m68k/t-next
2199                 xmake_file=m68k/x-next
2200                 extra_objs=nextstep.o
2201                 extra_parts="crtbegin.o crtend.o"
2202                 extra_headers=math-68881.h
2203                 float_format=m68k
2204                 if test x$enable_threads = xyes; then
2205                         thread_file='mach'
2206                 fi
2207                 ;;
2208         m68k-sun-sunos3*)
2209                 if test x$with_fp = xno
2210                 then
2211                         tm_file=m68k/sun3n3.h
2212                 else
2213                         tm_file=m68k/sun3o3.h
2214                         float_format=m68k
2215                 fi
2216                 use_collect2=yes
2217                 extra_headers=math-68881.h
2218                 ;;
2219         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2220                 if test x$with_fp = xno
2221                 then
2222                         tm_file=m68k/sun3n.h
2223                 else
2224                         tm_file=m68k/sun3.h
2225                         float_format=m68k
2226                 fi
2227                 use_collect2=yes
2228                 extra_headers=math-68881.h
2229                 ;;
2230         m68k-wrs-vxworks*)
2231                 tm_file=m68k/vxm68k.h
2232                 tmake_file=m68k/t-vxworks68
2233                 extra_headers=math-68881.h
2234                 thread_file='vxworks'
2235                 float_format=m68k
2236                 ;;
2237         m68k-*-aout*)
2238                 tmake_file=m68k/t-m68kbare
2239                 tm_file="m68k/m68k-aout.h libgloss.h"
2240                 extra_headers=math-68881.h
2241                 float_format=m68k
2242                 ;;
2243         m68k-*-coff*)
2244                 tmake_file=m68k/t-m68kbare
2245                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2246                 extra_headers=math-68881.h
2247                 float_format=m68k
2248                 ;;
2249         m68020-*-elf* | m68k-*-elf*)
2250                 tm_file="m68k/m68020-elf.h"
2251                 xm_file=m68k/xm-m68kv.h
2252                 tmake_file=m68k/t-m68kelf
2253                 header_files=math-68881.h
2254                 ;;
2255         m68k-*-lynxos*)
2256                 if test x$gas = xyes
2257                 then
2258                         tm_file=m68k/lynx.h
2259                 else
2260                         tm_file=m68k/lynx-ng.h
2261                 fi
2262                 xm_file=m68k/xm-lynx.h
2263                 xmake_file=x-lynx
2264                 tmake_file=m68k/t-lynx
2265                 extra_headers=math-68881.h
2266                 float_format=m68k
2267                 ;;
2268         m68k*-*-netbsd*)
2269                 tm_file=m68k/netbsd.h
2270                 tmake_file=t-netbsd
2271                 float_format=m68k
2272                 use_collect2=yes
2273                 ;;
2274         m68k*-*-openbsd*)
2275                 float_format=m68k
2276                 # we need collect2 until our bug is fixed...
2277                 use_collect2=yes
2278                 ;;
2279         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2280                 xm_file="xm-alloca.h ${xm_file}"
2281                 xm_defines=USG
2282                 xmake_file=m68k/x-m68kv
2283                 extra_parts="crtbegin.o crtend.o"
2284                 extra_headers=math-68881.h
2285                 float_format=m68k
2286                 ;;
2287         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2288                 tm_file=m68k/m68kv4.h
2289                 xm_file="xm-alloca.h ${xm_file}"
2290                 xm_defines=USG
2291                 tmake_file=t-svr4
2292                 extra_parts="crtbegin.o crtend.o"
2293                 extra_headers=math-68881.h
2294                 float_format=m68k
2295                 ;;
2296         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2297                                         # with a.out format
2298                 xmake_file=x-linux
2299                 tm_file=m68k/linux-aout.h
2300                 tmake_file="t-linux-aout m68k/t-linux-aout"
2301                 extra_headers=math-68881.h
2302                 float_format=m68k
2303                 gnu_ld=yes
2304                 ;;
2305         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2306                                         # with ELF format using the
2307                                         # GNU/Linux C library 5
2308                 xmake_file=x-linux
2309                 tm_file=m68k/linux.h
2310                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2311                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2312                 extra_headers=math-68881.h
2313                 float_format=m68k
2314                 gnu_ld=yes
2315                 ;;
2316         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2317                                         # with ELF format using glibc 2
2318                                         # aka the GNU/Linux C library 6.
2319                 xmake_file=x-linux
2320                 tm_file=m68k/linux.h
2321                 tmake_file="t-linux m68k/t-linux"
2322                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2323                 extra_headers=math-68881.h
2324                 float_format=m68k
2325                 gnu_ld=yes
2326                 if test x$enable_threads = xyes; then
2327                         thread_file='posix'
2328                 fi
2329                 ;;
2330         m68k-*-psos*)
2331                 tmake_file=m68k/t-m68kbare
2332                 tm_file=m68k/m68k-psos.h
2333                 extra_headers=math-68881.h
2334                 float_format=m68k
2335                 ;;
2336         m68k-*-rtemscoff*)
2337                 tmake_file="m68k/t-m68kbare t-rtems"
2338                 tm_file=m68k/rtems.h
2339                 extra_headers=math-68881.h
2340                 float_format=m68k
2341                 ;;
2342         m68k-*-rtemself*|m68k-*-rtems*)
2343                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2344                 tm_file=m68k/rtemself.h
2345                 extra_headers=math-68881.h
2346                 float_format=m68k
2347                 ;;
2348         m88k-dg-dgux*)
2349                 case $machine in
2350                   m88k-dg-dguxbcs*)
2351                     tm_file=m88k/dguxbcs.h
2352                     tmake_file=m88k/t-dguxbcs
2353                     ;;
2354                   *)
2355                     tm_file=m88k/dgux.h
2356                     tmake_file=m88k/t-dgux
2357                     ;;
2358                 esac
2359                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2360                 xmake_file=m88k/x-dgux
2361                 if test x$gas = xyes
2362                 then
2363                         tmake_file=m88k/t-dgux-gas
2364                 fi
2365                 ;;
2366         m88k-dolphin-sysv3*)
2367                 tm_file=m88k/dolph.h
2368                 extra_parts="crtbegin.o crtend.o"
2369                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2370                 xmake_file=m88k/x-dolph
2371                 if test x$gas = xyes
2372                 then
2373                         tmake_file=m88k/t-m88k-gas
2374                 fi
2375                 ;;
2376         m88k-tektronix-sysv3)
2377                 tm_file=m88k/tekXD88.h
2378                 extra_parts="crtbegin.o crtend.o"
2379                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2380                 xmake_file=m88k/x-tekXD88
2381                 if test x$gas = xyes
2382                 then
2383                         tmake_file=m88k/t-m88k-gas
2384                 fi
2385                 ;;
2386         m88k-*-aout*)
2387                 tm_file=m88k/m88k-aout.h
2388                 ;;
2389         m88k-*-coff*)
2390                 tm_file=m88k/m88k-coff.h
2391                 tmake_file=m88k/t-bug
2392                 ;;
2393         m88k-*-luna*)
2394                 tm_file=m88k/luna.h
2395                 extra_parts="crtbegin.o crtend.o"
2396                 if test x$gas = xyes
2397                 then
2398                         tmake_file=m88k/t-luna-gas
2399                 else
2400                         tmake_file=m88k/t-luna
2401                 fi
2402                 ;;
2403         m88k-*-openbsd*)
2404                 tmake_file="${tmake_file} m88k/t-luna-gas"
2405                 ;;
2406         m88k-*-sysv3*)
2407                 tm_file=m88k/sysv3.h
2408                 extra_parts="crtbegin.o crtend.o"
2409                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2410                 xmake_file=m88k/x-sysv3
2411                 if test x$gas = xyes
2412                 then
2413                         tmake_file=m88k/t-m88k-gas
2414                 fi
2415                 ;;
2416         m88k-*-sysv4*)
2417                 tm_file=m88k/sysv4.h
2418                 extra_parts="crtbegin.o crtend.o"
2419                 xmake_file=m88k/x-sysv4
2420                 tmake_file=m88k/t-sysv4
2421                 ;;
2422         mcore-*-elf)
2423                 tm_file=mcore/mcore-elf.h
2424                 tmake_file=mcore/t-mcore
2425                 ;;
2426         mcore-*-pe*)
2427                 tm_file=mcore/mcore-pe.h
2428                 tmake_file=mcore/t-mcore-pe
2429                 ;;
2430         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2431                 if test "x$gnu_ld" = xyes
2432                 then
2433                         tm_file="mips/iris6.h mips/iris6gld.h"
2434                 else
2435                         tm_file=mips/iris6.h
2436                 fi
2437                 tmake_file=mips/t-iris6
2438                 xm_file=mips/xm-iris6.h
2439                 xmake_file=mips/x-iris6
2440 #               if test x$enable_threads = xyes; then
2441 #                       thread_file='irix'
2442 #               fi
2443                 ;;
2444         mips-wrs-vxworks)
2445                 tm_file="mips/elf.h mips/vxworks.h"
2446                 tmake_file=mips/t-ecoff
2447                 gas=yes
2448                 gnu_ld=yes
2449                 extra_parts="crtbegin.o crtend.o"
2450                 thread_file='vxworks'
2451                 ;;
2452         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2453                 tm_file="mips/iris6.h mips/cross64.h"
2454                 xm_defines=USG
2455                 xm_file="mips/xm-iris5.h"
2456                 xmake_file=mips/x-iris
2457                 tmake_file=mips/t-cross64
2458                 # See comment in mips/iris[56].h files.
2459                 use_collect2=yes
2460 #               if test x$enable_threads = xyes; then
2461 #                       thread_file='irix'
2462 #               fi
2463                 ;;
2464         mips-sni-sysv4)
2465                 if test x$gas = xyes
2466                 then
2467                         if test x$stabs = xyes
2468                         then
2469                                 tm_file=mips/iris5gdb.h
2470                         else
2471                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2472                         fi
2473                 else
2474                         tm_file=mips/sni-svr4.h
2475                 fi
2476                 xm_defines=USG
2477                 xmake_file=mips/x-sni-svr4
2478                 tmake_file=mips/t-mips-gas
2479                 if test x$gnu_ld != xyes
2480                 then
2481                         use_collect2=yes
2482                 fi
2483                 ;;
2484         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2485                 if test x$gas = xyes
2486                 then
2487                         tm_file="mips/iris5.h mips/iris5gas.h"
2488                         if test x$stabs = xyes
2489                         then
2490                                 tm_file="${tm_file} dbx.h"
2491                         fi
2492                 else
2493                         tm_file=mips/iris5.h
2494                 fi
2495                 xm_defines=USG
2496                 xm_file="mips/xm-iris5.h"
2497                 xmake_file=mips/x-iris
2498                 # mips-tfile doesn't work yet
2499                 tmake_file=mips/t-mips-gas
2500                 # See comment in mips/iris5.h file.
2501                 use_collect2=yes
2502 #               if test x$enable_threads = xyes; then
2503 #                       thread_file='irix'
2504 #               fi
2505                 ;;
2506         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2507                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2508                 if test x$stabs = xyes; then
2509                         tm_file="${tm_file} dbx.h"
2510                 fi
2511                 xm_defines=USG
2512                 xmake_file=mips/x-iris
2513                 if test x$gas = xyes
2514                 then
2515                         tmake_file=mips/t-mips-gas
2516                 else
2517                         extra_passes="mips-tfile mips-tdump"
2518                 fi
2519                 if test x$gnu_ld != xyes
2520                 then
2521                         use_collect2=yes
2522                 fi
2523 #               if test x$enable_threads = xyes; then
2524 #                       thread_file='irix'
2525 #               fi
2526                 ;;
2527         mips-sgi-irix4*)                # Mostly like a MIPS.
2528                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2529                 if test x$stabs = xyes; then
2530                         tm_file="${tm_file} dbx.h"
2531                 fi
2532                 xm_defines=USG
2533                 xmake_file=mips/x-iris
2534                 if test x$gas = xyes
2535                 then
2536                         tmake_file=mips/t-mips-gas
2537                 else
2538                         extra_passes="mips-tfile mips-tdump"
2539                 fi
2540                 if test x$gnu_ld != xyes
2541                 then
2542                         use_collect2=yes
2543                 fi
2544 #               if test x$enable_threads = xyes; then
2545 #                       thread_file='irix'
2546 #               fi
2547                 ;;
2548         mips-sgi-*)                     # Mostly like a MIPS.
2549                 tm_file="mips/iris3.h ${tm_file}"
2550                 if test x$stabs = xyes; then
2551                         tm_file="${tm_file} dbx.h"
2552                 fi
2553                 xm_defines=USG
2554                 xmake_file=mips/x-iris3
2555                 if test x$gas = xyes
2556                 then
2557                         tmake_file=mips/t-mips-gas
2558                 else
2559                         extra_passes="mips-tfile mips-tdump"
2560                 fi
2561                 if test x$gnu_ld != xyes
2562                 then
2563                         use_collect2=yes
2564                 fi
2565                 ;;
2566         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2567                 tm_file="mips/osfrose.h ${tm_file}"
2568                 xmake_file=mips/x-osfrose
2569                 tmake_file=mips/t-osfrose
2570                 extra_objs=halfpic.o
2571                 use_collect2=yes
2572                 ;;
2573         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2574                 tm_file=mips/dec-osf1.h
2575                 if test x$stabs = xyes; then
2576                         tm_file="${tm_file} dbx.h"
2577                 fi
2578                 xmake_file=mips/x-dec-osf1
2579                 if test x$gas = xyes
2580                 then
2581                         tmake_file=mips/t-mips-gas
2582                 else
2583                         tmake_file=mips/t-ultrix
2584                         extra_passes="mips-tfile mips-tdump"
2585                 fi
2586                 if test x$gnu_ld != xyes
2587                 then
2588                         use_collect2=yes
2589                 fi
2590                 ;;
2591         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2592               tm_file=mips/dec-bsd.h
2593               if test x$gas = xyes
2594               then
2595                         tmake_file=mips/t-mips-gas
2596               else
2597                         tmake_file=mips/t-ultrix
2598                         extra_passes="mips-tfile mips-tdump"
2599               fi
2600               if test x$gnu_ld != xyes
2601               then
2602                         use_collect2=yes
2603               fi
2604               ;;
2605         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2606                 tm_file=mips/netbsd.h
2607                 # On NetBSD, the headers are already okay, except for math.h.
2608                 tmake_file=t-netbsd
2609                 ;;
2610        mips*-*-linux*)                         # Linux MIPS, either endian.
2611                 xmake_file=x-linux
2612                case $machine in
2613                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2614                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2615                esac
2616                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2617                 gnu_ld=yes
2618                 gas=yes
2619                 if test x$enable_threads = xyes; then
2620                         thread_file='posix'
2621                 fi
2622                 ;;
2623         mips*el-*-openbsd*)     # mips little endian
2624                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2625                 ;;
2626         mips*-*-openbsd*)               # mips big endian
2627                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2628                 tm_file="mips/openbsd-be.h ${tm_file}"
2629                 ;;
2630         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2631                 tm_file="mips/news4.h ${tm_file}"
2632                 if test x$stabs = xyes; then
2633                         tm_file="${tm_file} dbx.h"
2634                 fi
2635                 if test x$gas = xyes
2636                 then
2637                         tmake_file=mips/t-mips-gas
2638                 else
2639                         extra_passes="mips-tfile mips-tdump"
2640                 fi
2641                 if test x$gnu_ld != xyes
2642                 then
2643                         use_collect2=yes
2644                 fi
2645                 xmake_file=mips/x-sony
2646                 ;;
2647         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2648                                         # That is based on svr4.
2649                 # t-svr4 is not right because this system doesn't use ELF.
2650                 tm_file="mips/news5.h ${tm_file}"
2651                 if test x$stabs = xyes; then
2652                         tm_file="${tm_file} dbx.h"
2653                 fi
2654                 xm_defines=USG
2655                 if test x$gas = xyes
2656                 then
2657                         tmake_file=mips/t-mips-gas
2658                 else
2659                         extra_passes="mips-tfile mips-tdump"
2660                 fi
2661                 if test x$gnu_ld != xyes
2662                 then
2663                         use_collect2=yes
2664                 fi
2665                 ;;
2666         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2667                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2668                 if test x$stabs = xyes; then
2669                         tm_file="${tm_file} dbx.h"
2670                 fi
2671                 xm_defines=USG
2672                 xmake_file=mips/x-sysv
2673                 if test x$gas = xyes
2674                 then
2675                         tmake_file=mips/t-mips-gas
2676                         extra_parts="crtbegin.o crtend.o"
2677                 else
2678                         tmake_file=mips/t-mips
2679                         extra_passes="mips-tfile mips-tdump"
2680                 fi
2681                 if test x$gnu_ld != xyes
2682                 then
2683                         use_collect2=yes
2684                 fi
2685                 ;;
2686         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2687                 tm_file="mips/ultrix.h ${tm_file}"
2688                 if test x$stabs = xyes; then
2689                         tm_file="${tm_file} dbx.h"
2690                 fi
2691                 xmake_file=mips/x-ultrix
2692                 if test x$gas = xyes
2693                 then
2694                         tmake_file=mips/t-mips-gas
2695                 else
2696                         tmake_file=mips/t-ultrix
2697                         extra_passes="mips-tfile mips-tdump"
2698                 fi
2699                 if test x$gnu_ld != xyes
2700                 then
2701                         use_collect2=yes
2702                 fi
2703                 ;;
2704 changequote(,)dnl
2705         mips-*-riscos[56789]bsd*)
2706 changequote([,])dnl
2707                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2708                 if test x$stabs = xyes; then
2709                         tm_file="${tm_file} dbx.h"
2710                 fi
2711                 if test x$gas = xyes
2712                 then
2713                         tmake_file=mips/t-bsd-gas
2714                 else
2715                         tmake_file=mips/t-bsd
2716                         extra_passes="mips-tfile mips-tdump"
2717                 fi
2718                 if test x$gnu_ld != xyes
2719                 then
2720                         use_collect2=yes
2721                 fi
2722                 ;;
2723 changequote(,)dnl
2724         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2725 changequote([,])dnl
2726                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2727                 if test x$stabs = xyes; then
2728                         tm_file="${tm_file} dbx.h"
2729                 fi
2730                 if test x$gas = xyes
2731                 then
2732                         tmake_file=mips/t-bsd-gas
2733                 else
2734                         tmake_file=mips/t-bsd
2735                         extra_passes="mips-tfile mips-tdump"
2736                 fi
2737                 if test x$gnu_ld != xyes
2738                 then
2739                         use_collect2=yes
2740                 fi
2741                 ;;
2742 changequote(,)dnl
2743         mips-*-riscos[56789]sysv4*)
2744 changequote([,])dnl
2745                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2746                 if test x$stabs = xyes; then
2747                         tm_file="${tm_file} dbx.h"
2748                 fi
2749                 xmake_file=mips/x-sysv
2750                 if test x$gas = xyes
2751                 then
2752                         tmake_file=mips/t-svr4-gas
2753                 else
2754                         tmake_file=mips/t-svr4
2755                         extra_passes="mips-tfile mips-tdump"
2756                 fi
2757                 if test x$gnu_ld != xyes
2758                 then
2759                         use_collect2=yes
2760                 fi
2761                 ;;
2762 changequote(,)dnl
2763         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2764 changequote([,])dnl
2765                 tm_file="mips/svr4-4.h ${tm_file}"
2766                 if test x$stabs = xyes; then
2767                         tm_file="${tm_file} dbx.h"
2768                 fi
2769                 xm_defines=USG
2770                 xmake_file=mips/x-sysv
2771                 if test x$gas = xyes
2772                 then
2773                         tmake_file=mips/t-svr4-gas
2774                 else
2775                         tmake_file=mips/t-svr4
2776                         extra_passes="mips-tfile mips-tdump"
2777                 fi
2778                 if test x$gnu_ld != xyes
2779                 then
2780                         use_collect2=yes
2781                 fi
2782                 ;;
2783 changequote(,)dnl
2784         mips-*-riscos[56789]sysv*)
2785 changequote([,])dnl
2786                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2787                 if test x$stabs = xyes; then
2788                         tm_file="${tm_file} dbx.h"
2789                 fi
2790                 xm_defines=USG
2791                 xmake_file=mips/x-sysv
2792                 if test x$gas = xyes
2793                 then
2794                         tmake_file=mips/t-svr3-gas
2795                 else
2796                         tmake_file=mips/t-svr3
2797                         extra_passes="mips-tfile mips-tdump"
2798                 fi
2799                 if test x$gnu_ld != xyes
2800                 then
2801                         use_collect2=yes
2802                 fi
2803                 ;;
2804         mips-*-sysv* | mips-*-riscos*sysv*)
2805                 tm_file="mips/svr3-4.h ${tm_file}"
2806                 if test x$stabs = xyes; then
2807                         tm_file="${tm_file} dbx.h"
2808                 fi
2809                 xm_defines=USG
2810                 xmake_file=mips/x-sysv
2811                 if test x$gas = xyes
2812                 then
2813                         tmake_file=mips/t-svr3-gas
2814                 else
2815                         tmake_file=mips/t-svr3
2816                         extra_passes="mips-tfile mips-tdump"
2817                 fi
2818                 if test x$gnu_ld != xyes
2819                 then
2820                         use_collect2=yes
2821                 fi
2822                 ;;
2823 changequote(,)dnl
2824         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2825 changequote([,])dnl
2826                 tm_file=mips/mips-5.h
2827                 if test x$stabs = xyes; then
2828                         tm_file="${tm_file} dbx.h"
2829                 fi
2830                 if test x$gas = xyes
2831                 then
2832                         tmake_file=mips/t-mips-gas
2833                 else
2834                         extra_passes="mips-tfile mips-tdump"
2835                 fi
2836                 if test x$gnu_ld != xyes
2837                 then
2838                         use_collect2=yes
2839                 fi
2840                 ;;
2841         mips-*-gnu*)
2842                 ;;
2843         mipsel-*-ecoff*)
2844                 tm_file=mips/ecoffl.h
2845                 if test x$stabs = xyes; then
2846                         tm_file="${tm_file} dbx.h"
2847                 fi
2848                 tmake_file=mips/t-ecoff
2849                 ;;
2850         mips-*-ecoff*)
2851                 tm_file="gofast.h mips/ecoff.h"
2852                 if test x$stabs = xyes; then
2853                         tm_file="${tm_file} dbx.h"
2854                 fi
2855                 tmake_file=mips/t-ecoff
2856                 ;;
2857         mipsel-*-elf*)
2858                 tm_file="mips/elfl.h"
2859                 tmake_file=mips/t-elf
2860                 ;;
2861         mips-*-elf*)
2862                 tm_file="mips/elf.h"
2863                 tmake_file=mips/t-elf
2864                 ;;
2865         mips64el-*-elf*)
2866                 tm_file="mips/elfl64.h"
2867                 tmake_file=mips/t-elf
2868                 ;;
2869         mips64orionel-*-elf*)
2870                 tm_file="mips/elforion.h mips/elfl64.h"
2871                 tmake_file=mips/t-elf
2872                 ;;
2873         mips64-*-elf*)
2874                 tm_file="mips/elf64.h"
2875                 tmake_file=mips/t-elf
2876                 ;;
2877         mips64orion-*-elf*)
2878                 tm_file="mips/elforion.h mips/elf64.h"
2879                 tmake_file=mips/t-elf
2880                 ;;
2881         mips64orion-*-rtems*)
2882                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2883                 tmake_file="mips/t-elf t-rtems"
2884                 ;;
2885         mipstx39el-*-elf*)
2886                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2887                 tmake_file=mips/t-r3900
2888                 ;;
2889         mipstx39-*-elf*)
2890                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2891                 tmake_file=mips/t-r3900
2892                 ;;
2893         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2894                 if test x$stabs = xyes; then
2895                         tm_file="${tm_file} dbx.h"
2896                 fi
2897                 if test x$gas = xyes
2898                 then
2899                         tmake_file=mips/t-mips-gas
2900                 else
2901                         extra_passes="mips-tfile mips-tdump"
2902                 fi
2903                 if test x$gnu_ld != xyes
2904                 then
2905                         use_collect2=yes
2906                 fi
2907                 ;;
2908         mn10200-*-*)
2909                 float_format=i32
2910                 cpu_type=mn10200
2911                 tm_file="mn10200/mn10200.h"
2912                 if test x$stabs = xyes
2913                 then
2914                         tm_file="${tm_file} dbx.h"
2915                 fi
2916                 use_collect2=no
2917                 ;;
2918         mn10300-*-*)
2919                 cpu_type=mn10300
2920                 tm_file="mn10300/mn10300.h"
2921                 if test x$stabs = xyes
2922                 then
2923                         tm_file="${tm_file} dbx.h"
2924                 fi
2925                 use_collect2=no
2926                 ;;
2927         ns32k-encore-bsd*)
2928                 tm_file=ns32k/encore.h
2929                 use_collect2=yes
2930                 ;;
2931         ns32k-sequent-bsd*)
2932                 tm_file=ns32k/sequent.h
2933                 use_collect2=yes
2934                 ;;
2935         ns32k-tek6100-bsd*)
2936                 tm_file=ns32k/tek6100.h
2937                 use_collect2=yes
2938                 ;;
2939         ns32k-tek6200-bsd*)
2940                 tm_file=ns32k/tek6200.h
2941                 use_collect2=yes
2942                 ;;
2943 # This has not been updated to GCC 2.
2944 #       ns32k-ns-genix*)
2945 #               xm_defines=USG
2946 #               xmake_file=ns32k/x-genix
2947 #               tm_file=ns32k/genix.h
2948 #               use_collect2=yes
2949 #               ;;
2950         ns32k-merlin-*)
2951                 tm_file=ns32k/merlin.h
2952                 use_collect2=yes
2953                 ;;
2954         ns32k-pc532-mach*)
2955                 tm_file=ns32k/pc532-mach.h
2956                 use_collect2=yes
2957                 ;;
2958         ns32k-pc532-minix*)
2959                 tm_file=ns32k/pc532-min.h
2960                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2961                 xm_defines=USG
2962                 use_collect2=yes
2963                 ;;
2964         ns32k-*-netbsd*)
2965                 tm_file=ns32k/netbsd.h
2966                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2967                 # On NetBSD, the headers are already okay, except for math.h.
2968                 tmake_file=t-netbsd
2969                 use_collect2=yes
2970                 ;;
2971         pdp11-*-bsd)
2972                 tm_file="${tm_file} pdp11/2bsd.h"
2973                 ;;
2974         pdp11-*-*)
2975                 ;;
2976         avr-*-*)
2977                 ;;
2978         ns32k-*-openbsd*)
2979                 # Nothing special
2980                 ;;
2981 # This has not been updated to GCC 2.
2982 #       pyramid-*-*)
2983 #               cpu_type=pyr
2984 #               xmake_file=pyr/x-pyr
2985 #               use_collect2=yes
2986 #               ;;
2987
2988         pj*-linux*)
2989                 tm_file="svr4.h pj/linux.h ${tm_file}"
2990                 ;;
2991         pj-*)
2992                 ;;
2993         pjl-*)
2994                 tm_file="svr4.h pj/pjl.h ${tm_file}"
2995                 ;;
2996
2997         romp-*-aos*)
2998                 use_collect2=yes
2999                 ;;
3000         romp-*-mach*)
3001                 xmake_file=romp/x-mach
3002                 use_collect2=yes
3003                 ;;
3004         romp-*-openbsd*)
3005                 # Nothing special
3006                 ;;
3007         powerpc-*-openbsd*)
3008                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
3009                 ;;
3010         powerpc-*-beos*)
3011                 cpu_type=rs6000
3012                 tm_file=rs6000/beos.h
3013                 xm_file=rs6000/xm-beos.h
3014                 tmake_file=rs6000/t-beos
3015                 xmake_file=rs6000/x-beos
3016                 ;;
3017         powerpc-*-sysv*)
3018                 tm_file=rs6000/sysv4.h
3019                 xm_file="rs6000/xm-sysv4.h"
3020                 xm_defines="USG POSIX"
3021                 extra_headers=ppc-asm.h
3022                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3023                 xmake_file=rs6000/x-sysv4
3024                 ;;
3025         powerpc-*-eabiaix*)
3026                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
3027                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3028                 extra_headers=ppc-asm.h
3029                 ;;
3030         powerpc-*-eabisim*)
3031                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
3032                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3033                 extra_headers=ppc-asm.h
3034                 ;;
3035         powerpc-*-elf*)
3036                 tm_file="rs6000/sysv4.h"
3037                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3038                 extra_headers=ppc-asm.h
3039                 ;;
3040         powerpc-*-eabi*)
3041                 tm_file="rs6000/sysv4.h rs6000/eabi.h"
3042                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3043                 extra_headers=ppc-asm.h
3044                 ;;
3045         powerpc-*-rtems*)
3046                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/rtems.h"
3047                 tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
3048                 extra_headers=ppc-asm.h
3049                 ;;
3050         powerpc-*-linux-gnulibc1)
3051                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3052                 xm_file=rs6000/xm-sysv4.h
3053                 out_file=rs6000/rs6000.c
3054                 tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
3055                 xmake_file=x-linux
3056                 extra_headers=ppc-asm.h
3057                 if test x$enable_threads = xyes; then
3058                         thread_file='posix'
3059                 fi
3060                 ;;
3061         powerpc-*-linux-gnu*)
3062                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3063                 xm_file="rs6000/xm-sysv4.h"
3064                 xm_defines="USG ${xm_defines}"
3065                 out_file=rs6000/rs6000.c
3066                 tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
3067                 xmake_file=x-linux
3068                 extra_headers=ppc-asm.h
3069                 if test x$enable_threads = xyes; then
3070                         thread_file='posix'
3071                 fi
3072                 ;;
3073         powerpc-wrs-vxworks*)
3074                 cpu_type=rs6000
3075                 xm_file="rs6000/xm-sysv4.h"
3076                 xm_defines="USG POSIX"
3077                 tm_file="rs6000/sysv4.h rs6000/vxppc.h"
3078                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3079                 extra_headers=ppc-asm.h
3080                 thread_file='vxworks'
3081                 ;;
3082         powerpcle-wrs-vxworks*)
3083                 cpu_type=rs6000
3084                 xm_file="rs6000/xm-sysv4.h"
3085                 xm_defines="USG POSIX"
3086                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/vxppc.h"
3087                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3088                 extra_headers=ppc-asm.h
3089                 thread_file='vxworks'
3090                 ;;
3091         powerpcle-*-sysv*)
3092                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3093                 xm_file="rs6000/xm-sysv4.h"
3094                 xm_defines="USG POSIX"
3095                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3096                 xmake_file=rs6000/x-sysv4
3097                 extra_headers=ppc-asm.h
3098                 ;;
3099         powerpcle-*-elf*)
3100                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3101                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3102                 extra_headers=ppc-asm.h
3103                 ;;
3104         powerpcle-*-eabisim*)
3105                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
3106                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3107                 extra_headers=ppc-asm.h
3108                 ;;
3109         powerpcle-*-eabi*)
3110                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
3111                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3112                 extra_headers=ppc-asm.h
3113                 ;;
3114         powerpcle-*-solaris2*)
3115                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/sol2.h"
3116                 xm_file="rs6000/xm-sysv4.h"
3117                 xm_defines="USG POSIX"
3118                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3119                 xmake_file=rs6000/x-sysv4
3120                 extra_headers=ppc-asm.h
3121                 ;;
3122 changequote(,)dnl
3123         rs6000-ibm-aix3.[01]*)
3124 changequote([,])dnl
3125                 tm_file=rs6000/aix31.h
3126                 xmake_file=rs6000/x-aix31
3127                 float_format=none
3128                 use_collect2=yes
3129                 ;;
3130 changequote(,)dnl
3131         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3132 changequote([,])dnl
3133                 tm_file=rs6000/aix3newas.h
3134                 if test x$host != x$target
3135                 then
3136                         tmake_file=rs6000/t-xnewas
3137                 else
3138                         tmake_file=rs6000/t-newas
3139                 fi
3140                 float_format=none
3141                 use_collect2=yes
3142                 ;;
3143 changequote(,)dnl
3144         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3145 changequote([,])dnl
3146                 tm_file=rs6000/aix41.h
3147                 if test x$host != x$target
3148                 then
3149                         tmake_file=rs6000/t-xnewas
3150                 else
3151                         tmake_file=rs6000/t-newas
3152                 fi
3153                 if test "$gnu_ld" = yes
3154                 then
3155                         xmake_file=rs6000/x-aix41-gld
3156                 else
3157                         tmake_file="rs6000/t-newas rs6000/t-aix41"
3158                 fi
3159                 xmake_file=rs6000/x-aix41
3160                 float_format=none
3161                 use_collect2=yes
3162                 ;;
3163 changequote(,)dnl
3164         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3165 changequote([,])dnl
3166                 tm_file=rs6000/aix43.h
3167                 tmake_file=rs6000/t-aix43
3168                 xmake_file=rs6000/x-aix41
3169                 float_format=none
3170                 use_collect2=yes
3171                 ;;
3172 changequote(,)dnl
3173         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3174 changequote([,])dnl
3175                 tm_file=rs6000/aix43.h
3176                 tmake_file=rs6000/t-aix43
3177                 xmake_file=rs6000/x-aix41
3178                 float_format=none
3179                 use_collect2=yes
3180                 ;;
3181         rs6000-ibm-aix*)
3182                 float_format=none
3183                 use_collect2=yes
3184                 ;;
3185         rs6000-bull-bosx)
3186                 float_format=none
3187                 use_collect2=yes
3188                 ;;
3189         rs6000-*-mach*)
3190                 tm_file=rs6000/mach.h
3191                 xm_file="${xm_file} rs6000/xm-mach.h"
3192                 xmake_file=rs6000/x-mach
3193                 use_collect2=yes
3194                 ;;
3195         rs6000-*-lynxos*)
3196                 tm_file=rs6000/lynx.h
3197                 xm_file=rs6000/xm-lynx.h
3198                 tmake_file=rs6000/t-rs6000
3199                 xmake_file=rs6000/x-lynx
3200                 use_collect2=yes
3201                 ;;
3202         sh-*-elf*)
3203                 tm_file=sh/elf.h
3204                 float_format=sh
3205                 ;;
3206         sh-*-rtemself*)
3207                 tmake_file="sh/t-sh t-rtems"
3208                 tm_file=sh/rtemself.h
3209                 float_format=sh
3210                 ;;
3211         sh-*-rtems*)
3212                 tmake_file="sh/t-sh t-rtems"
3213                 tm_file=sh/rtems.h
3214                 float_format=sh
3215                 ;;
3216         sh-*-*)
3217                 float_format=sh
3218                 ;;
3219         sparc-tti-*)
3220                 tm_file=sparc/pbd.h
3221                 xm_file="xm-alloca.h ${xm_file}"
3222                 xm_defines=USG
3223                 ;;
3224         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3225                 tm_file=sparc/vxsparc.h
3226                 tmake_file=sparc/t-vxsparc
3227                 use_collect2=yes
3228                 thread_file='vxworks'
3229                 ;;
3230         sparc-*-aout*)
3231                 tmake_file=sparc/t-sparcbare
3232                 tm_file="sparc/aout.h libgloss.h"
3233                 ;;
3234         sparc-*-netbsd*)
3235                 tm_file=sparc/netbsd.h
3236                 tmake_file=t-netbsd
3237                 use_collect2=yes
3238                 ;;
3239         sparc-*-openbsd*)
3240                 # we need collect2 until our bug is fixed...
3241                 use_collect2=yes
3242                 ;;
3243         sparc-*-bsd*)
3244                 tm_file=sparc/bsd.h
3245                 ;;
3246         sparc-*-elf*)
3247                 tm_file=sparc/elf.h
3248                 tmake_file=sparc/t-elf
3249                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3250                 #float_format=i128
3251                 float_format=i64
3252                 ;;
3253         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3254                 xm_file="${xm_file} sparc/xm-linux.h"
3255                 tm_file=sparc/linux-aout.h
3256                 xmake_file=x-linux
3257                 gnu_ld=yes
3258                 ;;
3259         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3260                 xm_file="${xm_file} sparc/xm-linux.h"
3261                 xmake_file=x-linux
3262                 tm_file=sparc/linux.h
3263                 tmake_file="t-linux t-linux-gnulibc1"
3264                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3265                 gnu_ld=yes
3266                 float_format=sparc
3267                 ;;
3268         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3269                 xm_file="${xm_file} sparc/xm-linux.h"
3270                 xmake_file=x-linux
3271                 tm_file=sparc/linux.h
3272                 tmake_file="t-linux"
3273                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3274                 gnu_ld=yes
3275                 if test x$enable_threads = xyes; then
3276                         thread_file='posix'
3277                 fi
3278                 float_format=sparc
3279                 ;;
3280         sparc-*-lynxos*)
3281                 if test x$gas = xyes
3282                 then
3283                         tm_file=sparc/lynx.h
3284                 else
3285                         tm_file=sparc/lynx-ng.h
3286                 fi
3287                 xm_file=sparc/xm-lynx.h
3288                 tmake_file=sparc/t-sunos41
3289                 xmake_file=x-lynx
3290                 ;;
3291         sparc-*-rtemsaout*)
3292                 tmake_file="sparc/t-sparcbare t-rtems"
3293                 tm_file=sparc/rtems.h
3294                 ;;
3295         sparc-*-rtems*|sparc-*-rtemself*)
3296                 tm_file="sparc/rtemself.h"
3297                 tmake_file="sparc/t-elf t-rtems"
3298                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3299                 #float_format=i128
3300                 float_format=i64
3301                 ;;
3302         sparcv9-*-solaris2*)
3303                 if test x$gnu_ld = xyes
3304                 then
3305                         tm_file=sparc/sol2-64.h
3306                 else
3307                         tm_file=sparc/sol2-sld-64.h
3308                 fi
3309                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3310                 xm_defines="USG POSIX"
3311                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3312                 xmake_file=sparc/x-sysv4
3313                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3314                 float_format=none
3315                 if test x${enable_threads} = x ; then
3316                     enable_threads=$have_pthread_h
3317                     if test x${enable_threads} = x ; then
3318                         enable_threads=$have_thread_h
3319                     fi
3320                 fi
3321                 if test x${enable_threads} = xyes ; then
3322                     if test x${have_pthread_h} = xyes ; then
3323                         thread_file='posix'
3324                     else
3325                         thread_file='solaris'
3326                     fi
3327                 fi
3328                 ;;
3329         sparc-hal-solaris2*)
3330                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3331                 xm_defines="USG POSIX"
3332                 tm_file="sparc/sol2.h sparc/hal.h"
3333                 tmake_file="sparc/t-halos sparc/t-sol2"
3334                 xmake_file=sparc/x-sysv4
3335                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3336                 case $machine in
3337                 *-*-solaris2.[0-4])
3338                         float_format=i128
3339                 ;;
3340                 *)
3341                         float_format=none
3342                         ;;
3343                 esac
3344                 thread_file='solaris'
3345                 ;;
3346         sparc-*-solaris2*)
3347                 if test x$gnu_ld = xyes
3348                 then
3349                         tm_file=sparc/sol2.h
3350                 else
3351                         tm_file=sparc/sol2-sld.h
3352                 fi
3353                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3354                 xm_defines="USG POSIX"
3355                 tmake_file=sparc/t-sol2
3356                 xmake_file=sparc/x-sysv4
3357                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3358                 case $machine in
3359 changequote(,)dnl
3360                 *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*) ;;
3361 changequote([,])dnl
3362                 *-*-solaris2*)
3363                         if test x$gnu_ld = xyes
3364                         then
3365                                 tm_file=sparc/sol2-64.h
3366                         else
3367                                 tm_file=sparc/sol2-sld-64.h
3368                         fi
3369                         tmake_file="$tmake_file sparc/t-sol2-64"
3370                         ;;
3371                 esac
3372                 case $machine in
3373 changequote(,)dnl
3374                 *-*-solaris2.[0-4])
3375 changequote([,])dnl
3376                         float_format=i128
3377                         ;;
3378                 *)
3379                         float_format=none
3380                         ;;
3381                 esac
3382                 if test x${enable_threads} = x; then
3383                     enable_threads=$have_pthread_h
3384                     if test x${enable_threads} = x; then
3385                         enable_threads=$have_thread_h
3386                     fi
3387                 fi
3388                 if test x${enable_threads} = xyes; then
3389                     if test x${have_pthread_h} = xyes; then
3390                         thread_file='posix'
3391                     else
3392                         thread_file='solaris'
3393                     fi
3394                 fi
3395                 ;;
3396         sparc-*-sunos4.0*)
3397                 tm_file=sparc/sunos4.h
3398                 tmake_file=sparc/t-sunos40
3399                 use_collect2=yes
3400                 ;;
3401         sparc-*-sunos4*)
3402                 tm_file=sparc/sunos4.h
3403                 tmake_file=sparc/t-sunos41
3404                 use_collect2=yes
3405                 if test x$gas = xyes; then
3406                         tm_file="${tm_file} sparc/sun4gas.h"
3407                 fi
3408                 ;;
3409         sparc-*-sunos3*)
3410                 tm_file=sparc/sun4o3.h
3411                 use_collect2=yes
3412                 ;;
3413         sparc-*-sysv4*)
3414                 tm_file=sparc/sysv4.h
3415                 xm_file="sparc/xm-sysv4.h"
3416                 xm_defines="USG POSIX"
3417                 tmake_file=t-svr4
3418                 xmake_file=sparc/x-sysv4
3419                 extra_parts="crtbegin.o crtend.o"
3420                 ;;
3421         sparc-*-vxsim*)
3422                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3423                 xm_defines="USG POSIX"
3424                 tm_file=sparc/vxsim.h
3425                 tmake_file=sparc/t-vxsparc
3426                 xmake_file=sparc/x-sysv4
3427                 ;;
3428         sparclet-*-aout*)
3429                 tm_file="sparc/splet.h libgloss.h"
3430                 tmake_file=sparc/t-splet
3431                 ;;
3432         sparclite-*-coff*)
3433                 tm_file="sparc/litecoff.h libgloss.h"
3434                 tmake_file=sparc/t-sparclite
3435                 ;;
3436         sparclite-*-aout*)
3437                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3438                 tmake_file=sparc/t-sparclite
3439                 ;;
3440         sparclite-*-elf*)
3441                 tm_file="sparc/liteelf.h"
3442                 tmake_file=sparc/t-sparclite
3443                 extra_parts="crtbegin.o crtend.o"
3444                 ;;
3445         sparc86x-*-aout*)
3446                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3447                 tmake_file=sparc/t-sp86x
3448                 ;;
3449         sparc86x-*-elf*)
3450                 tm_file="sparc/sp86x-elf.h"
3451                 tmake_file=sparc/t-sp86x
3452                 extra_parts="crtbegin.o crtend.o"
3453                 ;;
3454         sparc64-*-aout*)
3455                 tmake_file=sparc/t-sp64
3456                 tm_file=sparc/sp64-aout.h
3457                 ;;
3458         sparc64-*-elf*)
3459                 tmake_file=sparc/t-sp64
3460                 tm_file=sparc/sp64-elf.h
3461                 extra_parts="crtbegin.o crtend.o"
3462                 ;;
3463         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3464                 tmake_file="t-linux sparc/t-linux64"
3465                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3466                 tm_file=sparc/linux64.h
3467                 xmake_file=x-linux
3468                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3469                 gnu_ld=yes
3470                 if test x$enable_threads = xyes; then
3471                         thread_file='posix'
3472                 fi
3473                 float_format=sparc
3474                 ;;
3475 # This hasn't been upgraded to GCC 2.
3476 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3477 #               tm_file=tahoe/harris.h
3478 #               ;;
3479 #       tahoe-*-bsd*)                   # tahoe running BSD
3480 #               ;;
3481
3482         thumb*-*-*)
3483                 AC_MSG_ERROR([
3484 *** The Thumb targets have been depreciated.  The equivalent
3485 *** ARM based toolchain can now generated Thumb instructions
3486 *** when the -mthumb switch is given to the compiler.])
3487                 ;;
3488 # This hasn't been upgraded to GCC 2.
3489 #       tron-*-*)
3490 #               cpu_type=gmicro
3491 #               use_collect2=yes
3492 #               ;;
3493         v850-*-rtems*)
3494                 cpu_type=v850
3495                 tm_file="v850/rtems.h"
3496                 xm_file="v850/xm-v850.h"
3497                 tmake_file="v850/t-v850 t-rtems"
3498                 if test x$stabs = xyes
3499                 then
3500                         tm_file="${tm_file} dbx.h"
3501                 fi
3502                 use_collect2=no
3503                 ;;
3504         v850-*-*)
3505                 target_cpu_default="TARGET_CPU_generic"
3506                 cpu_type=v850
3507                 tm_file="v850/v850.h"
3508                 xm_file="v850/xm-v850.h"
3509                 tmake_file=v850/t-v850
3510                 if test x$stabs = xyes
3511                 then
3512                         tm_file="${tm_file} dbx.h"
3513                 fi
3514                 use_collect2=no
3515                 ;;
3516         vax-*-bsd*)                     # vaxen running BSD
3517                 use_collect2=yes
3518                 float_format=vax
3519                 ;;
3520         vax-*-sysv*)                    # vaxen running system V
3521                 tm_file="${tm_file} vax/vaxv.h"
3522                 xm_defines=USG
3523                 float_format=vax
3524                 ;;
3525         vax-*-netbsd*)
3526                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3527                 tmake_file=t-netbsd
3528                 float_format=vax
3529                 use_collect2=yes
3530                 ;;
3531         vax-*-openbsd*)
3532                 tmake_file="${tmake_file} vax/t-openbsd"
3533                 ;;
3534         vax-*-ultrix*)                  # vaxen running ultrix
3535                 tm_file="${tm_file} vax/ultrix.h"
3536                 use_collect2=yes
3537                 float_format=vax
3538                 ;;
3539         vax-*-vms*)                     # vaxen running VMS
3540                 xm_file=vax/xm-vms.h
3541                 tm_file=vax/vms.h
3542                 float_format=vax
3543                 ;;
3544         vax-*-*)                        # vax default entry
3545                 float_format=vax
3546                 ;;
3547         we32k-att-sysv*)
3548                 xm_file="${xm_file} xm-svr3"
3549                 use_collect2=yes
3550                 ;;
3551         *)
3552                 echo "Configuration $machine not supported" 1>&2
3553                 exit 1
3554                 ;;
3555         esac
3556
3557         case $machine in
3558         *-*-linux-gnu*)
3559                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3560         *-*-gnu*)
3561                 # On the GNU system, the setup is just about the same on
3562                 # each different CPU.  The specific machines that GNU
3563                 # supports are matched above and just set $cpu_type.
3564                 xm_file="xm-gnu.h ${xm_file}"
3565                 tm_file=${cpu_type}/gnu.h
3566                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3567                 # GNU always uses ELF.
3568                 elf=yes
3569                 # GNU tools are the only tools.
3570                 gnu_ld=yes
3571                 gas=yes
3572                 xmake_file=x-linux      # These details are the same as Linux.
3573                 tmake_file=t-gnu        # These are not.
3574                 ;;
3575         *-*-sysv4*)
3576                 xmake_try_sysv=x-sysv
3577                 install_headers_dir=install-headers-cpio
3578                 ;;
3579         *-*-sysv*)
3580                 install_headers_dir=install-headers-cpio
3581                 ;;
3582         esac
3583
3584         # Distinguish i[34567]86
3585         # Also, do not run mips-tfile on MIPS if using gas.
3586         # Process --with-cpu= for PowerPC/rs6000
3587         target_cpu_default2=
3588         case $machine in
3589         i486-*-*)
3590                 target_cpu_default2=1
3591                 ;;
3592         i586-*-*)
3593                 case $target_alias in
3594                         k6-*)
3595                                 target_cpu_default2=4
3596                                 ;;
3597                         *)
3598                                 target_cpu_default2=2
3599                                 ;;
3600                 esac
3601                 ;;
3602         i686-*-* | i786-*-*)
3603                 target_cpu_default2=3
3604                 ;;
3605         alpha*-*-*)
3606                 case $machine in
3607 changequote(,)dnl
3608                         alphaev6[78]*)
3609 changequote([,])dnl
3610                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX|MASK_CIX"
3611                                 ;;
3612                         alphaev6*)
3613                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3614                                 ;;
3615                         alphapca56*)
3616                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3617                                 ;;
3618                         alphaev56*)
3619                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3620                                 ;;
3621                         alphaev5*)
3622                                 target_cpu_default2="MASK_CPU_EV5"
3623                                 ;;
3624                 esac
3625
3626                 if test x$gas = xyes
3627                 then
3628                         if test "$target_cpu_default2" = ""
3629                         then
3630                                 target_cpu_default2="MASK_GAS"
3631                         else
3632                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3633                         fi
3634                 fi
3635                 ;;
3636         arm*-*-*)
3637                 case "x$with_cpu" in
3638                         x)
3639                                 # The most generic
3640                                 target_cpu_default2="TARGET_CPU_generic"
3641                                 ;;
3642
3643                         # Distinguish cores, and major variants
3644                         # arm7m doesn't exist, but D & I don't affect code
3645 changequote(,)dnl
3646                         xarm[23678] | xarm250 | xarm[67][01]0 \
3647                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3648                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3649                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3650 changequote([,])dnl
3651                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3652                                 ;;
3653
3654                         xyes | xno)
3655                                 echo "--with-cpu must be passed a value" 1>&2
3656                                 exit 1
3657                                 ;;
3658
3659                         *)
3660                                 if test x$pass2done = xyes
3661                                 then
3662                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3663                                         exit 1
3664                                 fi
3665                                 ;;
3666                 esac
3667                 ;;
3668
3669         mips*-*-ecoff* | mips*-*-elf*)
3670                 if test x$gas = xyes
3671                 then
3672                         if test x$gnu_ld = xyes
3673                         then
3674                                 target_cpu_default2=20
3675                         else
3676                                 target_cpu_default2=16
3677                         fi
3678                 fi
3679                 ;;
3680         mips*-*-*)
3681                 if test x$gas = xyes
3682                 then
3683                         target_cpu_default2=16
3684                 fi
3685                 ;;
3686         powerpc*-*-* | rs6000-*-*)
3687                 case "x$with_cpu" in
3688                         x)
3689                                 ;;
3690
3691                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3692                           | xrios1 | xrios2 | xrsc | xrsc1 \
3693                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3694                           | xec603e | x740 | x750 | x401 \
3695                           | x403 | x505 | x801 | x821 | x823 | x860)
3696                                 target_cpu_default2="\"$with_cpu\""
3697                                 ;;
3698
3699                         xyes | xno)
3700                                 echo "--with-cpu must be passed a value" 1>&2
3701                                 exit 1
3702                                 ;;
3703
3704                         *)
3705                                 if test x$pass2done = xyes
3706                                 then
3707                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3708                                         exit 1
3709                                 fi
3710                                 ;;
3711                 esac
3712                 ;;
3713         sparc*-*-*)
3714                 case ".$with_cpu" in
3715                         .)
3716                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3717                                 ;;
3718                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3719                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3720                                 ;;
3721                         *)
3722                                 if test x$pass2done = xyes
3723                                 then
3724                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3725                                         exit 1
3726                                 fi
3727                                 ;;
3728                 esac
3729                 ;;
3730         esac
3731
3732         if test "$target_cpu_default2" != ""
3733         then
3734                 if test "$target_cpu_default" != ""
3735                 then
3736                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3737                 else
3738                         target_cpu_default=$target_cpu_default2
3739                 fi
3740         fi
3741
3742         # No need for collect2 if we have the GNU linker.
3743         # Actually, there is now; GNU ld doesn't handle the EH info or
3744         # collecting for shared libraries.
3745         #case x$gnu_ld in
3746         #xyes)
3747         #       use_collect2=
3748         #       ;;
3749         #esac
3750
3751 # Save data on machine being used to compile GCC in build_xm_file.
3752 # Save data on host machine in vars host_xm_file and host_xmake_file.
3753         if test x$pass1done = x
3754         then
3755                 if test x"$xm_file" = x
3756                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3757                 else build_xm_file=$xm_file
3758                 fi
3759                 build_xm_defines=$xm_defines
3760                 build_install_headers_dir=$install_headers_dir
3761                 build_exeext=$exeext
3762                 pass1done=yes
3763         else
3764                 if test x$pass2done = x
3765                 then
3766                         if test x"$xm_file" = x
3767                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3768                         else host_xm_file=$xm_file
3769                         fi
3770                         host_xm_defines=$xm_defines
3771                         if test x"$xmake_file" = x
3772                         then xmake_file=$cpu_type/x-$cpu_type
3773                         fi
3774                         host_xmake_file="$xmake_file"
3775                         host_truncate_target=$truncate_target
3776                         host_extra_gcc_objs=$extra_gcc_objs
3777                         host_extra_objs=$extra_host_objs
3778                         host_exeext=$exeext
3779                         pass2done=yes
3780                 fi
3781         fi
3782 done
3783
3784 extra_objs="${host_extra_objs} ${extra_objs}"
3785
3786 # Default the target-machine variables that were not explicitly set.
3787 if test x"$tm_file" = x
3788 then tm_file=$cpu_type/$cpu_type.h; fi
3789
3790 if test x$extra_headers = x
3791 then extra_headers=; fi
3792
3793 if test x"$xm_file" = x
3794 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3795
3796 if test x$md_file = x
3797 then md_file=$cpu_type/$cpu_type.md; fi
3798
3799 if test x$out_file = x
3800 then out_file=$cpu_type/$cpu_type.c; fi
3801
3802 if test x"$tmake_file" = x
3803 then tmake_file=$cpu_type/t-$cpu_type
3804 fi
3805
3806 if test x"$dwarf2" = xyes
3807 then tm_file="$tm_file tm-dwarf2.h"
3808 fi
3809
3810 if test x$float_format = x
3811 then float_format=i64
3812 fi
3813
3814 if test $float_format = none
3815 then float_h_file=Makefile.in
3816 else float_h_file=float-$float_format.h
3817 fi
3818
3819 # Handle cpp installation.
3820 if test x$enable_cpp != xno
3821 then
3822   tmake_file="$tmake_file t-install-cpp"
3823 fi
3824
3825 # Say what files are being used for the output code and MD file.
3826 echo "Using \`$srcdir/config/$out_file' to output insns."
3827 echo "Using \`$srcdir/config/$md_file' as machine description file."
3828
3829 count=a
3830 for f in $tm_file; do
3831         count=${count}x
3832 done
3833 if test $count = ax; then
3834         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3835 else
3836         echo "Using the following target machine macro files:"
3837         for f in $tm_file; do
3838                 echo "  $srcdir/config/$f"
3839         done
3840 fi
3841
3842 count=a
3843 for f in $host_xm_file; do
3844         count=${count}x
3845 done
3846 if test $count = ax; then
3847         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3848 else
3849         echo "Using the following host machine macro files:"
3850         for f in $host_xm_file; do
3851                 echo "  $srcdir/config/$f"
3852         done
3853 fi
3854
3855 if test "$host_xm_file" != "$build_xm_file"; then
3856         count=a
3857         for f in $build_xm_file; do
3858                 count=${count}x
3859         done
3860         if test $count = ax; then
3861                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3862         else
3863                 echo "Using the following build machine macro files:"
3864                 for f in $build_xm_file; do
3865                         echo "  $srcdir/config/$f"
3866                 done
3867         fi
3868 fi
3869
3870 if test x$thread_file = x; then
3871         if test x$target_thread_file != x; then
3872                 thread_file=$target_thread_file
3873         else
3874                 thread_file='single'
3875         fi
3876 fi
3877
3878 # Set up the header files.
3879 # $links is the list of header files to create.
3880 # $vars is the list of shell variables with file names to include.
3881 # auto-host.h is the file containing items generated by autoconf and is
3882 # the first file included by config.h.
3883 null_defines=
3884 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3885
3886 # If host=build, it is correct to have hconfig include auto-host.h
3887 # as well.  If host!=build, we are in error and need to do more
3888 # work to find out the build config parameters.
3889 if test x$host = x$build
3890 then
3891         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3892 else
3893         # We create a subdir, then run autoconf in the subdir.
3894         # To prevent recursion we set host and build for the new
3895         # invocation of configure to the build for this invocation
3896         # of configure.
3897         tempdir=build.$$
3898         rm -rf $tempdir
3899         mkdir $tempdir
3900         cd $tempdir
3901         case ${srcdir} in
3902         /*) realsrcdir=${srcdir};;
3903         *) realsrcdir=../${srcdir};;
3904         esac
3905         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3906                 --target=$target --host=$build --build=$build
3907
3908         # We just finished tests for the build machine, so rename
3909         # the file auto-build.h in the gcc directory.
3910         mv auto-host.h ../auto-build.h
3911         cd ..
3912         rm -rf $tempdir
3913         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3914 fi
3915
3916 xm_file="gansidecl.h ${xm_file}"
3917 tm_file="gansidecl.h ${tm_file}"
3918
3919 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
3920 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
3921 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
3922
3923 rm -f config.bak
3924 if test -f config.status; then mv -f config.status config.bak; fi
3925
3926 # Make the links.
3927 while test -n "$vars"
3928 do
3929         set $vars; var=$1; shift; vars=$*
3930         set $links; link=$1; shift; links=$*
3931         set $defines; define=$1; shift; defines=$*
3932
3933         rm -f $link
3934         # Make sure the file is created, even if it is empty.
3935         echo >$link
3936
3937         # Define TARGET_CPU_DEFAULT if the system wants one.
3938         # This substitutes for lots of *.h files.
3939         if test "$target_cpu_default" != "" -a $link = tm.h
3940         then
3941                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3942         fi
3943
3944         for file in `eval echo '$'$var`; do
3945                 case $file in
3946                 auto-config.h)
3947                         ;;
3948                 *)
3949                         echo '#ifdef IN_GCC' >>$link
3950                         ;;
3951                 esac
3952                 echo "#include \"$file\"" >>$link
3953                 case $file in
3954                 auto-config.h)
3955                         ;;
3956                 *)
3957                         echo '#endif' >>$link
3958                         ;;
3959                 esac
3960         done
3961
3962         for def in `eval echo '$'$define`; do
3963                 echo "#ifndef $def" >>$link
3964                 echo "#define $def" >>$link
3965                 echo "#endif" >>$link
3966         done
3967 done
3968
3969 # Truncate the target if necessary
3970 if test x$host_truncate_target != x; then
3971         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3972 fi
3973
3974 # Get the version trigger filename from the toplevel
3975 if test "${with_gcc_version_trigger+set}" = set; then
3976         gcc_version_trigger=$with_gcc_version_trigger
3977 else
3978         gcc_version_trigger=${srcdir}/version.c
3979 fi
3980 changequote(,)dnl
3981 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
3982 changequote([,])dnl
3983
3984 # Internationalization
3985 PACKAGE=gcc
3986 VERSION="$gcc_version"
3987 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3988 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3989 AC_SUBST(PACKAGE)
3990 AC_SUBST(VERSION)
3991
3992 ALL_LINGUAS="en_UK"
3993
3994 # NLS support is still experimental, so disable it by default for now.
3995 AC_ARG_ENABLE(nls,
3996   [  --enable-nls            use Native Language Support (disabled by default)],
3997   , enable_nls=no)
3998
3999 AM_GNU_GETTEXT
4000 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
4001
4002 # Windows32 Registry support for specifying GCC installation paths.
4003 AC_ARG_ENABLE(win32-registry,
4004 [  --disable-win32-registry
4005                           Disable lookup of installation paths in the
4006                          Registry on Windows hosts.
4007   --enable-win32-registry Enable registry lookup (default).
4008   --enable-win32-registry=KEY
4009                           Use KEY instead of GCC version as the last portion
4010                          of the registry key.],,)
4011
4012 AC_MSG_CHECKING(whether windows registry support is requested)
4013 if test x$enable_win32_registry != xno; then
4014   AC_DEFINE(ENABLE_WIN32_REGISTRY)
4015   AC_MSG_RESULT(yes)
4016 else
4017   AC_MSG_RESULT(no)
4018 fi
4019
4020 # Check if user specified a different registry key.
4021 case x${enable_win32_registry} in
4022 x | xyes)
4023   # default.
4024   gcc_cv_win32_registry_key="$VERSION"
4025   ;;
4026 xno)
4027   # no registry lookup.
4028   gcc_cv_win32_registry_key=''
4029   ;;
4030 *)
4031   # user-specified key.
4032   gcc_cv_win32_registry_key="$enable_win32_registry"
4033   ;;
4034 esac
4035
4036 if test x$enable_win32_registry != xno; then
4037   AC_MSG_CHECKING(registry key on windows hosts)
4038   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
4039   AC_MSG_RESULT($gcc_cv_win32_registry_key)
4040 fi
4041
4042 # Get an absolute path to the GCC top-level source directory
4043 holddir=`pwd`
4044 cd $srcdir
4045 topdir=`pwd`
4046 cd $holddir
4047
4048 # Conditionalize the makefile for this host machine.
4049 # Make-host contains the concatenation of all host makefile fragments
4050 # [there can be more than one].  This file is built by configure.frag.
4051 host_overrides=Make-host
4052 dep_host_xmake_file=
4053 for f in .. ${host_xmake_file}
4054 do
4055         if test -f ${srcdir}/config/$f
4056         then
4057                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4058         fi
4059 done
4060
4061 # Conditionalize the makefile for this target machine.
4062 # Make-target contains the concatenation of all host makefile fragments
4063 # [there can be more than one].  This file is built by configure.frag.
4064 target_overrides=Make-target
4065 dep_tmake_file=
4066 for f in .. ${tmake_file}
4067 do
4068         if test -f ${srcdir}/config/$f
4069         then
4070                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4071         fi
4072 done
4073
4074 # If the host doesn't support symlinks, modify CC in
4075 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4076 # Otherwise, we can use "CC=$(CC)".
4077 rm -f symtest.tem
4078 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4079 then
4080         cc_set_by_configure="\$(CC)"
4081         quoted_cc_set_by_configure="\$(CC)"
4082         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4083 else
4084         rm -f symtest.tem
4085         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4086         then
4087                 symbolic_link="cp -p"
4088         else
4089                 symbolic_link="cp"
4090         fi
4091         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4092         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4093         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4094 fi
4095 rm -f symtest.tem
4096
4097 out_object_file=`basename $out_file .c`.o
4098
4099 tm_file_list=
4100 for f in $tm_file; do
4101   case $f in
4102     gansidecl.h )
4103        tm_file_list="${tm_file_list} $f" ;;
4104     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4105   esac
4106 done
4107
4108 host_xm_file_list=
4109 for f in $host_xm_file; do
4110   case $f in
4111     auto-host.h | gansidecl.h | hwint.h )
4112        host_xm_file_list="${host_xm_file_list} $f" ;;
4113     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4114   esac
4115 done
4116
4117 build_xm_file_list=
4118 for f in $build_xm_file; do
4119   case $f in
4120     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4121        build_xm_file_list="${build_xm_file_list} $f" ;;
4122     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4123   esac
4124 done
4125
4126 # Define macro CROSS_COMPILE in compilation
4127 # if this is a cross-compiler.
4128 # Also use all.cross instead of all.internal
4129 # and add cross-make to Makefile.
4130 cross_overrides="/dev/null"
4131 if test x$host != x$target
4132 then
4133         cross_defines="CROSS=-DCROSS_COMPILE"
4134         cross_overrides="${topdir}/cross-make"
4135 fi
4136
4137 # When building gcc with a cross-compiler, we need to fix a few things.
4138 # This must come after cross-make as we want all.build to override
4139 # all.cross.
4140 build_overrides="/dev/null"
4141 if test x$build != x$host
4142 then
4143         build_overrides="${topdir}/build-make"
4144 fi
4145
4146 # Expand extra_headers to include complete path.
4147 # This substitutes for lots of t-* files.
4148 extra_headers_list=
4149 if test "x$extra_headers" = x
4150 then true
4151 else
4152         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4153         for file in $extra_headers;
4154         do
4155                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4156         done
4157 fi
4158
4159 if test x$use_collect2 = xno; then
4160         use_collect2=
4161 fi
4162
4163 # Add a definition of USE_COLLECT2 if system wants one.
4164 # Also tell toplev.c what to do.
4165 # This substitutes for lots of t-* files.
4166 if test x$use_collect2 = x
4167 then
4168         will_use_collect2=
4169         maybe_use_collect2=
4170 else
4171         will_use_collect2="collect2"
4172         maybe_use_collect2="-DUSE_COLLECT2"
4173 fi
4174
4175 # NEED TO CONVERT
4176 # Set MD_DEPS if the real md file is in md.pre-cpp.
4177 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4178 # for line oriented comments, so we must always use a GNU cpp.  If
4179 # building gcc with a cross compiler, use the cross compiler just
4180 # built.  Otherwise, we can use the cpp just built.
4181 md_file_sub=
4182 if test "x$md_cppflags" = x
4183 then
4184         md_file_sub=$srcdir/config/$md_file
4185 else
4186         md_file=md
4187 fi
4188
4189 # If we have gas in the build tree, make a link to it.
4190 if test -f ../gas/Makefile; then
4191         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4192 fi
4193
4194 # If we have nm in the build tree, make a link to it.
4195 if test -f ../binutils/Makefile; then
4196         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4197 fi
4198
4199 # If we have ld in the build tree, make a link to it.
4200 if test -f ../ld/Makefile; then
4201 #       if test x$use_collect2 = x; then
4202 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4203 #       else
4204                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4205 #       fi
4206 fi
4207
4208 # Figure out what assembler alignment features are present.
4209 AC_MSG_CHECKING(assembler alignment features)
4210 gcc_cv_as=
4211 gcc_cv_as_alignment_features=
4212 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4213 if test -x "$DEFAULT_ASSEMBLER"; then
4214         gcc_cv_as="$DEFAULT_ASSEMBLER"
4215 elif test -x "$AS"; then
4216         gcc_cv_as="$AS"
4217 elif test -x as$host_exeext; then
4218         # Build using assembler in the current directory.
4219         gcc_cv_as=./as$host_exeext
4220 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4221         # Single tree build which includes gas.
4222         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4223         do
4224 changequote(,)dnl
4225                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4226 changequote([,])dnl
4227                 if test x$gcc_cv_gas_version != x; then
4228                         break
4229                 fi
4230         done
4231 changequote(,)dnl
4232         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4233         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4234 changequote([,])dnl
4235         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4236                 # Gas version 2.6 and later support for .balign and .p2align.
4237                 # bytes to skip when using .p2align.
4238                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4239                         gcc_cv_as_alignment_features=".balign and .p2align"
4240                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4241                 fi
4242                 # Gas version 2.8 and later support specifying the maximum
4243                 # bytes to skip when using .p2align.
4244                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4245                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4246                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4247                 fi
4248         fi
4249 elif test x$host = x$target; then
4250         # Native build.
4251         # Search the same directories that the installed compiler will
4252         # search.  Else we may find the wrong assembler and lose.  If we
4253         # do not find a suitable assembler binary, then try the user's
4254         # path.
4255         #
4256         # Also note we have to check MD_EXEC_PREFIX before checking the
4257         # user's path.  Unfortunately, there is no good way to get at the
4258         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4259         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4260         # to be fixed as part of the make/configure rewrite too.
4261
4262         if test "x$exec_prefix" = xNONE; then
4263                 if test "x$prefix" = xNONE; then
4264                         test_prefix=/usr/local
4265                 else
4266                         test_prefix=$prefix
4267                 fi
4268         else
4269                 test_prefix=$exec_prefix
4270         fi
4271
4272         # If the loop below does not find an assembler, then use whatever
4273         # one we can find in the users's path.
4274         # user's path.
4275         as=as$host_exeext
4276
4277         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4278                    $test_prefix/lib/gcc-lib/$target \
4279                    /usr/lib/gcc/$target/$gcc_version \
4280                    /usr/lib/gcc/$target \
4281                    $test_prefix/$target/bin/$target/$gcc_version \
4282                    $test_prefix/$target/bin \
4283                    /usr/libexec \
4284                    /usr/ccs/gcc \
4285                    /usr/ccs/bin \
4286                    /udk/usr/ccs/bin \
4287                    /bsd43/usr/lib/cmplrs/cc \
4288                    /usr/cross64/usr/bin \
4289                    /usr/lib/cmplrs/cc \
4290                    /sysv/usr/lib/cmplrs/cc \
4291                    /svr4/usr/lib/cmplrs/cc \
4292                    /usr/bin"
4293
4294         for dir in $test_dirs; do
4295                 if test -f $dir/as$host_exeext; then
4296                         gcc_cv_as=$dir/as$host_exeext
4297                         break;
4298                 fi
4299         done
4300 fi
4301 if test x$gcc_cv_as != x; then
4302         # Check if we have .balign and .p2align
4303         echo ".balign  4" > conftest.s
4304         echo ".p2align  2" >> conftest.s
4305         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4306                 gcc_cv_as_alignment_features=".balign and .p2align"
4307                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4308         fi
4309         rm -f conftest.s conftest.o
4310         # Check if specifying the maximum bytes to skip when
4311         # using .p2align is supported.
4312         echo ".p2align 4,,7" > conftest.s
4313         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4314                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4315                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4316         fi
4317         rm -f conftest.s conftest.o
4318 fi
4319 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4320
4321 AC_MSG_CHECKING(assembler subsection support)
4322 gcc_cv_as_subsections=
4323 if test x$gcc_cv_as != x; then
4324         # Check if we have .subsection
4325         echo ".subsection 1" > conftest.s
4326         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4327                 gcc_cv_as_subsections=".subsection"
4328                 if test -x nm$host_exeext; then
4329                         gcc_cv_nm=./nm$host_exeext
4330                 elif test x$host = x$target; then
4331                         # Native build.
4332                         gcc_cv_nm=nm$host_exeext
4333                 fi
4334                 if test x$gcc_cv_nm != x; then
4335                         cat > conftest.s <<EOF
4336 conftest_label1: .word 0
4337 .subsection -1
4338 conftest_label2: .word 0
4339 .previous
4340 EOF
4341                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4342                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4343                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4344                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4345                                         :
4346                                 else
4347                                         gcc_cv_as_subsections="working .subsection -1"
4348                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4349                                 fi
4350                         fi
4351                 fi
4352         fi
4353         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4354 fi
4355 AC_MSG_RESULT($gcc_cv_as_subsections)
4356
4357 AC_MSG_CHECKING(assembler weak support)
4358 gcc_cv_as_weak=
4359 if test x$gcc_cv_as != x; then
4360         # Check if we have .weak
4361         echo "  .weak foobar" > conftest.s
4362         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4363                 AC_DEFINE(HAVE_GAS_WEAK)
4364                 gcc_cv_as_weak="yes"
4365         fi
4366         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4367 fi
4368 AC_MSG_RESULT($gcc_cv_as_weak)
4369
4370 AC_MSG_CHECKING(assembler hidden support)
4371 gcc_cv_as_hidden=
4372 if test x$gcc_cv_as != x; then
4373         # Check if we have .hidden
4374         echo "  .hidden foobar" > conftest.s
4375         echo "foobar:" >> conftest.s
4376         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4377                 AC_DEFINE(HAVE_GAS_HIDDEN)
4378                 gcc_cv_as_hidden="yes"
4379         fi
4380         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4381 fi
4382 AC_MSG_RESULT($gcc_cv_as_hidden)
4383
4384 case "$target" in
4385   sparc*-*-*)
4386     AC_CACHE_CHECK([assembler .register pseudo-op support],
4387         gcc_cv_as_register_pseudo_op, [
4388         gcc_cv_as_register_pseudo_op=unknown
4389         if test x$gcc_cv_as != x; then
4390             # Check if we have .register
4391             echo ".register %g2, #scratch" > conftest.s
4392             if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4393                 gcc_cv_as_register_pseudo_op=yes
4394             else
4395                 gcc_cv_as_register_pseudo_op=no
4396             fi
4397             rm -f conftest.s conftest.o
4398         fi
4399     ])
4400     if test "x$gcc_cv_as_register_pseudo_op" = xyes; then
4401         AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4402     fi
4403
4404     case "$tm_file" in
4405     *64*)
4406         AC_CACHE_CHECK([for 64 bit support in assembler ($gcc_cv_as)],
4407             gcc_cv_as_flags64, [
4408                 if test -n "$gcc_cv_as"; then
4409                     echo ".xword foo" > conftest.s
4410                     gcc_cv_as_flags64=no
4411                     for flag in "-xarch=v9" "-64 -Av9"; do
4412                         if $gcc_cv_as $flag -o conftest.o conftest.s \
4413                             > /dev/null 2>&1; then
4414                             gcc_cv_as_flags64=$flag
4415                             break
4416                         fi
4417                     done
4418                     rm -f conftest.s conftest.o
4419                 else
4420                     if test "$gas" = yes; then
4421                         gcc_cv_as_flags64="-64 -Av9"
4422                     else
4423                         gcc_cv_as_flags64="-xarch=v9"
4424                     fi
4425                 fi
4426         ])
4427         if test "x$gcc_cv_as_flags64" = xno; then
4428 changequote(, )
4429             tmake_file=`echo " $tmake_file " | sed -e 's, sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4430             dep_tmake_file=`echo " $dep_tmake_file " | sed -e 's, [^ ]*/config/sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4431 changequote([, ])
4432         else
4433             AC_DEFINE_UNQUOTED(AS_SPARC64_FLAG, "$gcc_cv_as_flags64")
4434         fi
4435         ;;
4436     *) gcc_cv_as_flags64=${gcc_cv_as_flags64-no}
4437         ;;
4438     esac
4439
4440     if test "x$gcc_cv_as_flags64" != xno; then
4441         AC_CACHE_CHECK([for assembler offsetable %lo() support],
4442             gcc_cv_as_offsetable_lo10, [
4443             gcc_cv_as_offsetable_lo10=unknown
4444             if test "x$gcc_cv_as" != x; then
4445                 # Check if assembler has offsetable %lo()
4446                 echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4447                 echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4448                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s \
4449                         > /dev/null 2>&1 &&
4450                    $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s \
4451                         > /dev/null 2>&1; then
4452                     if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4453                         gcc_cv_as_offsetable_lo10=no
4454                     else
4455                         gcc_cv_as_offsetable_lo10=yes
4456                     fi
4457                 else
4458                     gcc_cv_as_offsetable_lo10=no
4459                 fi
4460                 rm -f conftest.s conftest.o conftest1.s conftest1.o
4461             fi
4462         ])
4463         if test "x$gcc_cv_as_offsetable_lo10" = xyes; then
4464             AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4465         fi
4466     fi
4467     ;;
4468
4469 changequote(,)dnl
4470   i[34567]86-*-*)
4471 changequote([,])dnl
4472     AC_MSG_CHECKING(assembler instructions)
4473     gcc_cv_as_instructions=
4474     if test x$gcc_cv_as != x; then
4475         set "filds fists" "filds mem; fists mem"
4476         while test $# -gt 0
4477         do
4478                 echo "$2" > conftest.s
4479                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4480                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4481                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4482                 fi
4483                 shift 2
4484         done
4485         rm -f conftest.s conftest.o
4486     fi
4487     AC_MSG_RESULT($gcc_cv_as_instructions)
4488     ;;
4489 esac
4490
4491 # Figure out what language subdirectories are present.
4492 # Look if the user specified --enable-languages="..."; if not, use
4493 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4494 # go away some day.
4495 if test x"${enable_languages+set}" != xset; then
4496         if test x"${LANGUAGES+set}" = xset; then
4497                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4498         else
4499                 enable_languages=all
4500         fi
4501 fi
4502 subdirs=
4503 for lang in ${srcdir}/*/config-lang.in ..
4504 do
4505         case $lang in
4506         ..) ;;
4507         # The odd quoting in the next line works around
4508         # an apparent bug in bash 1.12 on linux.
4509 changequote(,)dnl
4510         ${srcdir}/[*]/config-lang.in) ;;
4511         *)
4512           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4513           if test "x$lang_alias" = x
4514           then
4515                 echo "$lang doesn't set \$language." 1>&2
4516                 exit 1
4517           fi
4518           if test x"${enable_languages}" = xall; then
4519                 add_this_lang=yes
4520           else
4521                 case "${enable_languages}" in
4522                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4523                         add_this_lang=yes
4524                         ;;
4525                     * )
4526                         add_this_lang=no
4527                         ;;
4528                 esac
4529           fi
4530           if test x"${add_this_lang}" = xyes; then
4531                 case $lang in
4532                     ${srcdir}/ada/config-lang.in)
4533                         if test x$gnat = xyes ; then
4534                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4535                         fi
4536                         ;;
4537                     *)
4538                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4539                         ;;
4540                 esac
4541           fi
4542           ;;
4543 changequote([,])dnl
4544         esac
4545 done
4546
4547 # Make gthr-default.h if we have a thread file.
4548 gthread_flags=
4549 if test $thread_file != single; then
4550     rm -f gthr-default.h
4551     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4552     gthread_flags=-DHAVE_GTHR_DEFAULT
4553 fi
4554 AC_SUBST(gthread_flags)
4555
4556 # Find out what GC implementation we want, or may, use.
4557 AC_ARG_WITH(gc,
4558 [  --with-gc={simple,page} Choose the garbage collection mechanism to use
4559                            with the compiler.],
4560 [case "$withval" in
4561   simple | page)
4562     GGC=ggc-$withval
4563     ;;
4564   *)
4565     AC_MSG_ERROR([$withval is an invalid option to --with-gc])
4566     ;;
4567 esac],
4568 [if test $ac_cv_func_mmap_anywhere = yes \
4569     || test $ac_cv_func_valloc = yes; then
4570   GGC=ggc-page
4571 else
4572   GGC=ggc-simple
4573 fi])
4574 AC_SUBST(GGC)
4575 echo "Using $GGC for garbage collection."
4576
4577 # Build a new-abi (c++) system
4578 AC_ARG_ENABLE(new-gxx-abi,
4579 [  --enable-new-gxx-abi
4580                           select the new abi for g++. You must select an ABI
4581                           at configuration time, so that the correct runtime
4582                           support is built. You cannot mix ABIs.],
4583 [AC_DEFINE(ENABLE_NEW_GXX_ABI)
4584 GXX_ABI_FLAG='-fnew-abi'
4585 echo "Building a new-abi g++ compiler."
4586 ])
4587 AC_SUBST(GXX_ABI_FLAG)
4588
4589 # Build a new-libstdc++ system (ie libstdc++-v3)
4590 AC_MSG_CHECKING([for libstdc++ to install])
4591 AC_ARG_ENABLE(libstdcxx-v3,
4592 [  --enable-libstdcxx-v3
4593                           enable libstdc++-v3 for building and installation],
4594   [enable_libstdcxx_v3=yes], [enable_libstdcxx_v3=no])
4595
4596 if test x$enable_libstdcxx_v3 = xyes; then
4597   AC_MSG_RESULT(v3)
4598   AC_DEFINE(ENABLE_STD_NAMESPACE)
4599 else
4600   AC_MSG_RESULT(v2)
4601 fi
4602
4603
4604 # Make empty files to contain the specs and options for each language.
4605 # Then add #include lines to for a compiler that has specs and/or options.
4606
4607 lang_specs_files=
4608 lang_options_files=
4609 lang_tree_files=
4610 rm -f specs.h options.h gencheck.h
4611 touch specs.h options.h gencheck.h
4612 for subdir in . $subdirs
4613 do
4614         if test -f $srcdir/$subdir/lang-specs.h; then
4615                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4616                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4617         fi
4618         if test -f $srcdir/$subdir/lang-options.h; then
4619                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4620                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4621         fi
4622         if test -f $srcdir/$subdir/$subdir-tree.def; then
4623                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4624                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4625         fi
4626 done
4627
4628 # These (without "all_") are set in each config-lang.in.
4629 # `language' must be a single word so is spelled singularly.
4630 all_languages=
4631 all_boot_languages=
4632 all_compilers=
4633 all_stagestuff=
4634 all_diff_excludes=
4635 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile gccbug'
4636 # List of language makefile fragments.
4637 all_lang_makefiles=
4638 all_headers=
4639 all_lib2funcs=
4640
4641 # Add the language fragments.
4642 # Languages are added via two mechanisms.  Some information must be
4643 # recorded in makefile variables, these are defined in config-lang.in.
4644 # We accumulate them and plug them into the main Makefile.
4645 # The other mechanism is a set of hooks for each of the main targets
4646 # like `clean', `install', etc.
4647
4648 language_fragments="Make-lang"
4649 language_hooks="Make-hooks"
4650 oldstyle_subdirs=
4651
4652 for s in .. $subdirs
4653 do
4654         if test $s != ".."
4655         then
4656                 language=
4657                 boot_language=
4658                 compilers=
4659                 stagestuff=
4660                 diff_excludes=
4661                 headers=
4662                 outputs=
4663                 lib2funcs=
4664                 . ${srcdir}/$s/config-lang.in
4665                 if test "x$language" = x
4666                 then
4667                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4668                         exit 1
4669                 fi
4670                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4671                 all_languages="$all_languages $language"
4672                 if test "x$boot_language" = xyes
4673                 then
4674                         all_boot_languages="$all_boot_languages $language"
4675                 fi
4676                 all_compilers="$all_compilers $compilers"
4677                 all_stagestuff="$all_stagestuff $stagestuff"
4678                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4679                 all_headers="$all_headers $headers"
4680                 all_outputs="$all_outputs $outputs"
4681                 if test x$outputs = x
4682                 then
4683                         oldstyle_subdirs="$oldstyle_subdirs $s"
4684                 fi
4685                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4686         fi
4687 done
4688
4689 # Since we can't use `::' targets, we link each language in
4690 # with a set of hooks, reached indirectly via lang.${target}.
4691
4692 rm -f Make-hooks
4693 touch Make-hooks
4694 target_list="all.build all.cross start.encap rest.encap \
4695         info dvi \
4696         install-normal install-common install-info install-man \
4697         uninstall distdir \
4698         mostlyclean clean distclean extraclean maintainer-clean \
4699         stage1 stage2 stage3 stage4"
4700 for t in $target_list
4701 do
4702         x=
4703         for lang in .. $all_languages
4704         do
4705                 if test $lang != ".."; then
4706                         x="$x $lang.$t"
4707                 fi
4708         done
4709         echo "lang.$t: $x" >> Make-hooks
4710 done
4711
4712 # If we're not building in srcdir, create .gdbinit.
4713
4714 if test ! -f Makefile.in; then
4715         echo "dir ." > .gdbinit
4716         echo "dir ${srcdir}" >> .gdbinit
4717         if test x$gdb_needs_out_file_path = xyes
4718         then
4719                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4720         fi
4721         if test "x$subdirs" != x; then
4722                 for s in $subdirs
4723                 do
4724                         echo "dir ${srcdir}/$s" >> .gdbinit
4725                 done
4726         fi
4727         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4728 fi
4729
4730 # Define variables host_canonical and build_canonical
4731 # because some Cygnus local changes in the Makefile depend on them.
4732 build_canonical=${build}
4733 host_canonical=${host}
4734 target_subdir=
4735 if test "${host}" != "${target}" ; then
4736     target_subdir=${target}/
4737 fi
4738 AC_SUBST(build_canonical)
4739 AC_SUBST(host_canonical)
4740 AC_SUBST(target_subdir)
4741
4742 # If this is using newlib, then define inhibit_libc in
4743 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4744 # libgcc.a, but that's OK because newib should have its own version of
4745 # assert.h.
4746 inhibit_libc=
4747 if test x$with_newlib = xyes; then
4748         inhibit_libc=-Dinhibit_libc
4749 fi
4750 AC_SUBST(inhibit_libc)
4751
4752 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4753 # absolute path for gcc_tooldir based on inserting the number of up-directory
4754 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4755 # $(libsubdir)/@(unlibsubdir) based path.
4756 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4757 # make and thus we'd get different behavior depending on where we built the
4758 # sources.
4759 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4760     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4761 else
4762 changequote(<<, >>)dnl
4763 # An explanation of the sed strings:
4764 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4765 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4766 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4767 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4768 #
4769 # (*) Note this pattern overwrites the first character of the string
4770 # with a forward slash if one is not already present.  This is not a
4771 # problem because the exact names of the sub-directories concerned is
4772 # unimportant, just the number of them matters.
4773 #
4774 # The practical upshot of these patterns is like this:
4775 #
4776 #  prefix     exec_prefix        result
4777 #  ------     -----------        ------
4778 #   /foo        /foo/bar          ../
4779 #   /foo/       /foo/bar          ../
4780 #   /foo        /foo/bar/         ../
4781 #   /foo/       /foo/bar/         ../
4782 #   /foo        /foo/bar/ugg      ../../
4783 #
4784     dollar='$$'
4785     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4786 changequote([, ])dnl
4787 fi
4788 AC_SUBST(gcc_tooldir)
4789 AC_SUBST(dollar)
4790
4791 # Nothing to do for FLOAT_H, float_format already handled.
4792 objdir=`pwd`
4793 AC_SUBST(objdir)
4794
4795 # Process the language and host/target makefile fragments.
4796 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4797
4798 # Substitute configuration variables
4799 AC_SUBST(subdirs)
4800 AC_SUBST(all_boot_languages)
4801 AC_SUBST(all_compilers)
4802 AC_SUBST(all_diff_excludes)
4803 AC_SUBST(all_headers)
4804 AC_SUBST(all_lang_makefiles)
4805 AC_SUBST(all_languages)
4806 AC_SUBST(all_lib2funcs)
4807 AC_SUBST(all_stagestuff)
4808 AC_SUBST(build_exeext)
4809 AC_SUBST(build_install_headers_dir)
4810 AC_SUBST(build_xm_file_list)
4811 AC_SUBST(cc_set_by_configure)
4812 AC_SUBST(quoted_cc_set_by_configure)
4813 AC_SUBST(cpp_install_dir)
4814 AC_SUBST(cpp_main)
4815 AC_SUBST(dep_host_xmake_file)
4816 AC_SUBST(dep_tmake_file)
4817 AC_SUBST(extra_c_flags)
4818 AC_SUBST(extra_c_objs)
4819 AC_SUBST(extra_cpp_objs)
4820 AC_SUBST(extra_cxx_objs)
4821 AC_SUBST(extra_headers_list)
4822 AC_SUBST(extra_objs)
4823 AC_SUBST(extra_parts)
4824 AC_SUBST(extra_passes)
4825 AC_SUBST(extra_programs)
4826 AC_SUBST(float_h_file)
4827 AC_SUBST(gcc_gxx_include_dir)
4828 AC_SUBST(gcc_version)
4829 AC_SUBST(gcc_version_trigger)
4830 AC_SUBST(host_exeext)
4831 AC_SUBST(host_extra_gcc_objs)
4832 AC_SUBST(host_xm_file_list)
4833 AC_SUBST(install)
4834 AC_SUBST(lang_options_files)
4835 AC_SUBST(lang_specs_files)
4836 AC_SUBST(lang_tree_files)
4837 AC_SUBST(local_prefix)
4838 AC_SUBST(maybe_use_collect2)
4839 AC_SUBST(md_file)
4840 AC_SUBST(objc_boehm_gc)
4841 AC_SUBST(out_file)
4842 AC_SUBST(out_object_file)
4843 AC_SUBST(stage_prefix_set_by_configure)
4844 AC_SUBST(symbolic_link)
4845 AC_SUBST(thread_file)
4846 AC_SUBST(tm_file_list)
4847 AC_SUBST(will_use_collect2)
4848
4849
4850 AC_SUBST_FILE(target_overrides)
4851 AC_SUBST_FILE(host_overrides)
4852 AC_SUBST(cross_defines)
4853 AC_SUBST_FILE(cross_overrides)
4854 AC_SUBST_FILE(build_overrides)
4855 AC_SUBST_FILE(language_fragments)
4856 AC_SUBST_FILE(language_hooks)
4857
4858 # Echo that links are built
4859 if test x$host = x$target
4860 then
4861         str1="native "
4862 else
4863         str1="cross-"
4864         str2=" from $host"
4865 fi
4866
4867 if test x$host != x$build
4868 then
4869         str3=" on a $build system"
4870 fi
4871
4872 if test "x$str2" != x || test "x$str3" != x
4873 then
4874         str4=
4875 fi
4876
4877 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4878
4879 if test "x$str2" != x || test "x$str3" != x
4880 then
4881         echo " ${str2}${str3}." 1>&2
4882 fi
4883
4884 # Truncate the target if necessary
4885 if test x$host_truncate_target != x; then
4886         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4887 fi
4888
4889 # Configure the subdirectories
4890 # AC_CONFIG_SUBDIRS($subdirs)
4891
4892 # Create the Makefile
4893 # and configure language subdirectories
4894 AC_OUTPUT($all_outputs,
4895 [
4896 . $srcdir/configure.lang
4897 case x$CONFIG_HEADERS in
4898 xauto-host.h:config.in)
4899 echo > cstamp-h ;;
4900 esac
4901 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4902 # bootstrapping and the installation procedure can still use
4903 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4904 # FLAGS_TO_PASS has been modified to solve the problem there.
4905 # This is virtually a duplicate of what happens in configure.lang; we do
4906 # an extra check to make sure this only happens if ln -s can be used.
4907 if test "$symbolic_link" = "ln -s"; then
4908  for d in .. ${subdirs} ; do
4909    if test $d != ..; then
4910         STARTDIR=`pwd`
4911         cd $d
4912         for t in stage1 stage2 stage3 stage4 include
4913         do
4914                 rm -f $t
4915                 $symbolic_link ../$t $t 2>/dev/null
4916         done
4917         cd $STARTDIR
4918    fi
4919  done
4920 else true ; fi
4921 # Avoid having to add intl to our include paths.
4922 if test -f intl/libintl.h; then
4923   echo creating libintl.h
4924   echo '#include "intl/libintl.h"' >libintl.h
4925 fi
4926 ],
4927 [
4928 host='${host}'
4929 build='${build}'
4930 target='${target}'
4931 target_alias='${target_alias}'
4932 srcdir='${srcdir}'
4933 subdirs='${subdirs}'
4934 oldstyle_subdirs='${oldstyle_subdirs}'
4935 symbolic_link='${symbolic_link}'
4936 program_transform_set='${program_transform_set}'
4937 program_transform_name='${program_transform_name}'
4938 dep_host_xmake_file='${dep_host_xmake_file}'
4939 host_xmake_file='${host_xmake_file}'
4940 dep_tmake_file='${dep_tmake_file}'
4941 tmake_file='${tmake_file}'
4942 thread_file='${thread_file}'
4943 gcc_version='${gcc_version}'
4944 gcc_version_trigger='${gcc_version_trigger}'
4945 local_prefix='${local_prefix}'
4946 build_install_headers_dir='${build_install_headers_dir}'
4947 build_exeext='${build_exeext}'
4948 host_exeext='${host_exeext}'
4949 out_file='${out_file}'
4950 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4951 SET_MAKE='${SET_MAKE}'
4952 target_list='${target_list}'
4953 target_overrides='${target_overrides}'
4954 host_overrides='${host_overrides}'
4955 cross_defines='${cross_defines}'
4956 cross_overrides='${cross_overrides}'
4957 build_overrides='${build_overrides}'
4958 cpp_install_dir='${cpp_install_dir}'
4959 ])