gcc/configure.in

   1 # configure.in for GNU CC
   2 # Process this file with autoconf to generate a configuration script.
   3
   4 # Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU CC.
   7
   8 #GNU CC is free software; you can redistribute it and/or modify
   9 #it under the terms of the GNU General Public License as published by
  10 #the Free Software Foundation; either version 2, or (at your option)
  11 #any later version.
  12
  13 #GNU CC is distributed in the hope that it will be useful,
  14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #GNU General Public License for more details.
  17
  18 #You should have received a copy of the GNU General Public License
  19 #along with GNU CC; see the file COPYING.  If not, write to
  20 #the Free Software Foundation, 59 Temple Place - Suite 330,
  21 #Boston, MA 02111-1307, USA.
  22
  23 # Initialization and defaults
  24 AC_PREREQ(2.12.1)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
 105 fi
 106
 107 # With GNU as
 108 AC_ARG_WITH(gnu-as,
 109 [  --with-gnu-as           arrange to work with GNU as.],
 110 gas_flag="$with_gnu_as",
 111 gas_flag=no)
 112
 113 AC_ARG_WITH(as,
 114 [  --with-as               arrange to use the specified as (full pathname).],
 115 DEFAULT_ASSEMBLER="$with_as")
 116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 117   if test ! -x "$DEFAULT_ASSEMBLER"; then
 118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 120     gas_flag=yes
 121   fi
 122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
 123 fi
 124
 125 # With stabs
 126 AC_ARG_WITH(stabs,
 127 [  --with-stabs            arrange to use stabs instead of host debug format.],
 128 stabs="$with_stabs",
 129 stabs=no)
 130
 131 # With ELF
 132 AC_ARG_WITH(elf,
 133 [  --with-elf              arrange to use ELF instead of host debug format.],
 134 elf="$with_elf",
 135 elf=no)
 136
 137 # Specify the local prefix
 138 local_prefix=
 139 AC_ARG_WITH(local-prefix,
 140 [  --with-local-prefix=DIR specifies directory to put local include.],
 141 [case "${withval}" in
 142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 143 no)     ;;
 144 *)      local_prefix=$with_local_prefix ;;
 145 esac])
 146
 147 # Default local prefix if it is empty
 148 if test x$local_prefix = x; then
 149         local_prefix=/usr/local
 150 fi
 151
 152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 153 # passed in by the toplevel make and thus we'd get different behavior
 154 # depending on where we built the sources.
 155 gcc_gxx_include_dir=
 156 # Specify the g++ header file directory
 157 AC_ARG_WITH(gxx-include-dir,
 158 [  --with-gxx-include-dir=DIR
 159                           specifies directory to put g++ header files.],
 160 [case "${withval}" in
 161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 162 no)     ;;
 163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 164 esac])
 165
 166 if test x${gcc_gxx_include_dir} = x; then
 167   if test x${enable_version_specific_runtime_libs} = xyes; then
 168     gcc_gxx_include_dir='${libsubdir}/include/g++'
 169   else
 170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 171 changequote(<<, >>)dnl
 172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 173 changequote([, ])dnl
 174   fi
 175 fi
 176
 177 # Enable expensive internal checks
 178 AC_ARG_ENABLE(checking,
 179 [  --enable-checking       enable expensive run-time checks.],
 180 [case "${enableval}" in
 181 yes)    AC_DEFINE(ENABLE_CHECKING) ;;
 182 no)     ;;
 183 *)      AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
 184 esac])
 185
 186 AC_ARG_ENABLE(cpp,
 187 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 188 [], [enable_cpp=yes])
 189
 190 AC_ARG_WITH(cpp_install_dir,
 191 [  --with-cpp-install-dir=DIR
 192                           install the user visible C preprocessor in DIR
 193                           (relative to PREFIX) as well as PREFIX/bin.],
 194 [if test x$withval = xyes; then
 195   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 196 elif test x$withval != xno; then
 197   cpp_install_dir=$withval
 198 fi])
 199
 200 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 201 cpp_main=cccp
 202 AC_ARG_ENABLE(cpplib,
 203 [  --enable-cpplib         use cpplib for the C preprocessor.],
 204 if test x$enable_cpplib != xno; then
 205   cpp_main=cppmain
 206 fi)
 207
 208 # Link cpplib into the compiler proper, for C/C++/ObjC.
 209 AC_ARG_ENABLE(c-cpplib,
 210 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 211                           (EXPERIMENTAL) (implies --enable-cpplib).],
 212 if test x$enable_c_cpplib != xno; then
 213   extra_c_objs="${extra_c_objs} libcpp.a"
 214   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 215   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 216   cpp_main=cppmain
 217 fi)
 218
 219 # Disable fast fixincludes
 220 AC_ARG_ENABLE(fast-fixincludes,
 221 [  --disable-fast-fixincludes
 222                          Disable the new fast fixincludes.
 223                          Run the old fixincludes script unconditionally],
 224 if test x$enable_fast_fixincludes = xno ; then
 225   cp $srcdir/fixincludes ./fixinc.sh
 226 fi)
 227
 228 # Enable Multibyte Characters for C/C++
 229 AC_ARG_ENABLE(c-mbchar,
 230 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 231 if [[[ x$enable_c_mbchar != xno ]]]; then
 232   extra_c_flags=-DMULTIBYTE_CHARS=1
 233 fi)
 234
 235 # Enable threads
 236 # Pass with no value to take the default
 237 # Pass with a value to specify a thread package
 238 AC_ARG_ENABLE(threads,
 239 [  --enable-threads        enable thread usage for target GCC.
 240   --enable-threads=LIB    use LIB thread package for target GCC.],
 241 if test x$enable_threads = xno; then
 242         enable_threads=''
 243 fi,
 244 enable_threads='')
 245
 246 enable_threads_flag=$enable_threads
 247 # Check if a valid thread package
 248 case x${enable_threads_flag} in
 249         x | xno)
 250                 # No threads
 251                 target_thread_file='single'
 252                 ;;
 253         xyes)
 254                 # default
 255                 target_thread_file=''
 256                 ;;
 257         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 258         xsolaris | xwin32 | xdce | xvxworks)
 259                 target_thread_file=$enable_threads_flag
 260                 ;;
 261         *)
 262                 echo "$enable_threads is an unknown thread package" 1>&2
 263                 exit 1
 264                 ;;
 265 esac
 266
 267 AC_ARG_ENABLE(objc-gc,
 268 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 269                           the GNU Objective-C runtime.],
 270 if [[[ x$enable_objc_gc = xno ]]]; then
 271         objc_boehm_gc=''
 272 else
 273         objc_boehm_gc=1
 274 fi,
 275 objc_boehm_gc='')
 276
 277 AC_ARG_WITH(dwarf2,
 278 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 279 dwarf2="$with_dwarf2",
 280 dwarf2=no)
 281
 282 # Determine the host, build, and target systems
 283 AC_CANONICAL_SYSTEM
 284
 285 # Find the native compiler
 286 AC_PROG_CC
 287 AC_GCC_C_LONG_DOUBLE
 288
 289 # If the native compiler is GCC, we can enable warnings even in stage1.
 290 # That's useful for people building cross-compilers, or just running a
 291 # quick `make'.
 292 if test "x$GCC" = "xyes"; then
 293   stage1_warn_cflags='$(WARN_CFLAGS)'
 294 else
 295   stage1_warn_cflags=""
 296 fi
 297 AC_SUBST(stage1_warn_cflags)
 298
 299 AC_PROG_MAKE_SET
 300
 301 AC_MSG_CHECKING([whether a default assembler was specified])
 302 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 303     if test x"$gas_flag" = x"no"; then
 304         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 305     else
 306         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 307     fi
 308 else
 309     AC_MSG_RESULT(no)
 310 fi
 311
 312 AC_MSG_CHECKING([whether a default linker was specified])
 313 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 314     if test x"$gnu_ld_flag" = x"no"; then
 315         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 316     else
 317         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 318     fi
 319 else
 320     AC_MSG_RESULT(no)
 321 fi
 322
 323 # Find some useful tools
 324 AC_PROG_AWK
 325 AC_PROG_LEX
 326 GCC_PROG_LN
 327 GCC_PROG_LN_S
 328 GCC_C_VOLATILE
 329 AC_PROG_RANLIB
 330 AC_PROG_YACC
 331 EGCS_PROG_INSTALL
 332
 333 AC_HEADER_STDC
 334 AC_HEADER_TIME
 335 GCC_HEADER_STRING
 336 AC_HEADER_SYS_WAIT
 337 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 338                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 339                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 340                  direct.h malloc.h)
 341
 342 # Check for thread headers.
 343 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 344 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 345
 346 # See if GNAT has been installed
 347 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 348
 349 # See if the system preprocessor understands the ANSI C preprocessor
 350 # stringification operator.
 351 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 352 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 353 [AC_TRY_COMPILE(,
 354 [#define S(x)   #x
 355 char *test = S(foo);],
 356 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 357 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 358 if test $gcc_cv_c_have_stringify = yes; then
 359   AC_DEFINE(HAVE_CPP_STRINGIFY)
 360 fi
 361
 362 # Use <inttypes.h> only if it exists,
 363 # doesn't clash with <sys/types.h>, and declares intmax_t.
 364 AC_MSG_CHECKING(for inttypes.h)
 365 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 366 [AC_TRY_COMPILE(
 367   [#include <sys/types.h>
 368 #include <inttypes.h>],
 369   [intmax_t i = -1;],
 370   [gcc_cv_header_inttypes_h=yes],
 371   gcc_cv_header_inttypes_h=no)])
 372 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 373 if test $gcc_cv_header_inttypes_h = yes; then
 374   AC_DEFINE(HAVE_INTTYPES_H)
 375 fi
 376
 377 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 378         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 379         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 380         fputs_unlocked getrusage)
 381
 382 # Make sure wchar_t is available
 383 #AC_CHECK_TYPE(wchar_t, unsigned int)
 384
 385 GCC_FUNC_VFPRINTF_DOPRNT
 386 GCC_FUNC_PRINTF_PTR
 387
 388 case "${host}" in
 389 *-*-uwin*)
 390   # Under some versions of uwin, vfork is notoriously buggy and the test
 391   # can hang configure; on other versions, vfork exists just as a stub.
 392   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 393   ac_cv_func_vfork_works=no
 394   ;;
 395 esac
 396 AC_FUNC_VFORK
 397
 398 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
 399         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 400         strsignal putc_unlocked fputs_unlocked strstr)
 401
 402 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
 403 #ifdef HAVE_MALLOC_H
 404 #include <malloc.h>
 405 #endif
 406 ])
 407
 408 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 409 #include <sys/types.h>
 410 #ifdef HAVE_SYS_RESOURCE_H
 411 #include <sys/resource.h>
 412 #endif
 413 ])
 414
 415 AC_DECL_SYS_SIGLIST
 416
 417 # mkdir takes a single argument on some systems.
 418 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 419
 420 # File extensions
 421 manext='.1'
 422 objext='.o'
 423 AC_SUBST(manext)
 424 AC_SUBST(objext)
 425
 426 build_xm_file=
 427 build_xm_defines=
 428 build_install_headers_dir=install-headers-tar
 429 build_exeext=
 430 host_xm_file=
 431 host_xm_defines=
 432 host_xmake_file=
 433 host_truncate_target=
 434 host_exeext=
 435
 436 # Decode the host machine, then the target machine.
 437 # For the host machine, we save the xm_file variable as host_xm_file;
 438 # then we decode the target machine and forget everything else
 439 # that came from the host machine.
 440 for machine in $build $host $target; do
 441
 442         out_file=
 443         xmake_file=
 444         tmake_file=
 445         extra_headers=
 446         extra_passes=
 447         extra_parts=
 448         extra_programs=
 449         extra_objs=
 450         extra_host_objs=
 451         extra_gcc_objs=
 452         xm_defines=
 453         float_format=
 454         # Set this to force installation and use of collect2.
 455         use_collect2=
 456         # Set this to override the default target model.
 457         target_cpu_default=
 458         # Set this to control how the header file directory is installed.
 459         install_headers_dir=install-headers-tar
 460         # Set this to a non-empty list of args to pass to cpp if the target
 461         # wants its .md file passed through cpp.
 462         md_cppflags=
 463         # Set this if directory names should be truncated to 14 characters.
 464         truncate_target=
 465         # Set this if gdb needs a dir command with `dirname $out_file`
 466         gdb_needs_out_file_path=
 467         # Set this if the build machine requires executables to have a
 468         # file name suffix.
 469         exeext=
 470         # Set this to control which thread package will be used.
 471         thread_file=
 472         # Reinitialize these from the flag values every loop pass, since some
 473         # configure entries modify them.
 474         gas="$gas_flag"
 475         gnu_ld="$gnu_ld_flag"
 476         enable_threads=$enable_threads_flag
 477
 478         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
 479         # updated in each machine entry.
 480         tm_p_file=
 481         cpu_type=`echo $machine | sed 's/-.*$//'`
 482         case $machine in
 483         alpha*-*-*)
 484                 cpu_type=alpha
 485                 ;;
 486         arm*-*-*)
 487                 cpu_type=arm
 488                 ;;
 489         c*-convex-*)
 490                 cpu_type=convex
 491                 ;;
 492 changequote(,)dnl
 493         i[34567]86-*-*)
 494 changequote([,])dnl
 495                 cpu_type=i386
 496                 ;;
 497         hppa*-*-*)
 498                 cpu_type=pa
 499                 ;;
 500         m68000-*-*)
 501                 cpu_type=m68k
 502                 ;;
 503         mips*-*-*)
 504                 cpu_type=mips
 505                 ;;
 506         powerpc*-*-*)
 507                 cpu_type=rs6000
 508                 ;;
 509         pyramid-*-*)
 510                 cpu_type=pyr
 511                 ;;
 512         sparc*-*-*)
 513                 cpu_type=sparc
 514                 ;;
 515         esac
 516
 517         tm_file=${cpu_type}/${cpu_type}.h
 518         xm_file=${cpu_type}/xm-${cpu_type}.h
 519         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
 520         then
 521                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
 522         fi
 523         # On a.out targets, we need to use collect2.
 524         case $machine in
 525         *-*-*aout*)
 526                 use_collect2=yes
 527                 ;;
 528         esac
 529
 530         # Common parts for linux-gnu and openbsd systems
 531         case $machine in
 532         *-*-linux-gnu*)
 533                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 534                 ;;
 535         *-*-openbsd*)
 536                 tm_file=${cpu_type}/openbsd.h
 537                 tmake_file="t-libc-ok t-openbsd"
 538                 # avoid surprises, always provide an xm-openbsd file
 539                 xm_file=${cpu_type}/xm-openbsd.h
 540                 # don't depend on processor x-fragments as well
 541                 xmake_file=none
 542                 if test x$enable_threads = xyes; then
 543                         thread_file='posix'
 544                         tmake_file="${tmake_file} t-openbsd-thread"
 545                 fi
 546                 ;;
 547         esac
 548
 549         case $machine in
 550         # Support site-specific machine types.
 551         *local*)
 552                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 553                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 554                 xm_file=${cpu_type}/xm-$rest.h
 555                 tm_file=${cpu_type}/$rest.h
 556                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 557                 then xmake_file=${cpu_type}/x-$rest; \
 558                 else true; \
 559                 fi
 560                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 561                 then tmake_file=${cpu_type}/t-$rest; \
 562                 else true; \
 563                 fi
 564                 ;;
 565         1750a-*-*)
 566                 ;;
 567         a29k-*-bsd* | a29k-*-sym1*)
 568                 tm_file="${tm_file} a29k/unix.h"
 569                 xm_defines=USG
 570                 xmake_file=a29k/x-unix
 571                 use_collect2=yes
 572                 ;;
 573         a29k-*-udi | a29k-*-coff)
 574                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 575                 tmake_file=a29k/t-a29kbare
 576                 ;;
 577         a29k-wrs-vxworks*)
 578                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 579                 tmake_file=a29k/t-vx29k
 580                 extra_parts="crtbegin.o crtend.o"
 581                 thread_file='vxworks'
 582                 ;;
 583         a29k-*-*)                       # Default a29k environment.
 584                 use_collect2=yes
 585                 ;;
 586         alpha-*-interix)
 587                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 588
 589                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 590                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 591
 592                 # GAS + IEEE_CONFORMANT
 593                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 594
 595                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 596                 xmake_file="x-interix alpha/t-pe"
 597                 tmake_file="alpha/t-interix alpha/t-ieee"
 598                 if test x$enable_threads = xyes ; then
 599                         thread_file='posix'
 600                 fi
 601                 if test x$stabs = xyes ; then
 602                         tm_file="${tm_file} dbxcoff.h"
 603                 fi
 604                 #prefix='$$INTERIX_ROOT'/usr/contrib
 605                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 606                 ;;
 607         alpha*-*-linux-gnuecoff*)
 608                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 609                 target_cpu_default="MASK_GAS"
 610                 tmake_file="alpha/t-ieee"
 611                 gas=no
 612                 xmake_file=none
 613                 gas=yes gnu_ld=yes
 614                 ;;
 615         alpha*-*-linux-gnulibc1*)
 616                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 617                 target_cpu_default="MASK_GAS"
 618                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 619                 extra_parts="crtbegin.o crtend.o"
 620                 xmake_file=none
 621                 gas=yes gnu_ld=yes
 622                 if test x$enable_threads = xyes; then
 623                         thread_file='posix'
 624                 fi
 625                 ;;
 626         alpha*-*-linux-gnu*)
 627                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 628                 target_cpu_default="MASK_GAS"
 629                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 630                 extra_parts="crtbegin.o crtend.o"
 631                 xmake_file=none
 632                 gas=yes gnu_ld=yes
 633                 if test x$enable_threads = xyes; then
 634                         thread_file='posix'
 635                 fi
 636                 ;;
 637         alpha*-*-netbsd*)
 638                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 639                 target_cpu_default="MASK_GAS"
 640                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 641                 extra_parts="crtbegin.o crtend.o"
 642                 xmake_file=none
 643                 gas=yes gnu_ld=yes
 644                 ;;
 645
 646         alpha*-*-openbsd*)
 647                 # default x-alpha is only appropriate for dec-osf.
 648                 target_cpu_default="MASK_GAS"
 649                 tmake_file="alpha/t-ieee"
 650                 ;;
 651
 652         alpha*-dec-osf*)
 653                 if test x$stabs = xyes
 654                 then
 655                         tm_file="${tm_file} dbx.h"
 656                 fi
 657                 if test x$gas != xyes
 658                 then
 659                         extra_passes="mips-tfile mips-tdump"
 660                 fi
 661                 use_collect2=yes
 662                 tmake_file="alpha/t-ieee"
 663                 case $machine in
 664                   *-*-osf1*)
 665                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 666                     ;;
 667 changequote(,)dnl
 668                   *-*-osf[23]*)
 669 changequote([,])dnl
 670                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 671                     ;;
 672                   *-*-osf4*)
 673                     tm_file="${tm_file} alpha/osf.h"
 674                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 675                     # a broken tar, so we use cpio instead.
 676                     install_headers_dir=install-headers-cpio
 677                     ;;
 678                   *-*-osf5*)
 679                     tm_file="${tm_file} alpha/osf.h"
 680                     ;;
 681                 esac
 682                 case $machine in
 683 changequote(,)dnl
 684                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 685 changequote([,])dnl
 686                     target_cpu_default=MASK_SUPPORT_ARCH
 687                     ;;
 688                 esac
 689                 ;;
 690         alpha*-*-vxworks*)
 691                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 692                 tmake_file="alpha/t-ieee"
 693                 if [ x$gas != xyes ]
 694                 then
 695                         extra_passes="mips-tfile mips-tdump"
 696                 fi
 697                 use_collect2=yes
 698                 thread_file='vxworks'
 699                 ;;
 700         alpha*-*-winnt*)
 701                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 702                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 703                 tmake_file="t-libc-ok alpha/t-ieee"
 704                 xmake_file=winnt/x-winnt
 705                 extra_host_objs=oldnames.o
 706                 extra_gcc_objs="spawnv.o oldnames.o"
 707                 if test x$gnu_ld != xyes
 708                 then
 709                         extra_programs=ld.exe
 710                 fi
 711                 if test x$enable_threads = xyes; then
 712                         thread_file='win32'
 713                 fi
 714                 ;;
 715         alpha*-dec-vms*)
 716                 tm_file=alpha/vms.h
 717                 xm_file="${xm_file} alpha/xm-vms.h"
 718                 tmake_file="alpha/t-vms alpha/t-ieee"
 719                 ;;
 720         arc-*-elf*)
 721                 extra_parts="crtinit.o crtfini.o"
 722                 ;;
 723         arm-*-coff* | armel-*-coff*)
 724                 tm_file=arm/coff.h
 725                 tmake_file=arm/t-bare
 726                 ;;
 727         arm-*-vxworks*)
 728                 tm_file=arm/vxarm.h
 729                 tmake_file=arm/t-bare
 730                 thread_file='vxworks'
 731                 ;;
 732 changequote(,)dnl
 733         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 734 changequote([,])dnl
 735                 tm_file=arm/riscix1-1.h
 736                 use_collect2=yes
 737                 ;;
 738         arm-*-riscix*)                  # Acorn RISC machine
 739                 if test x$gas = xyes
 740                 then
 741                     tm_file=arm/rix-gas.h
 742                 else
 743                     tm_file=arm/riscix.h
 744                 fi
 745                 xmake_file=arm/x-riscix
 746                 tmake_file=arm/t-riscix
 747                 use_collect2=yes
 748                 ;;
 749         arm-semi-aout | armel-semi-aout)
 750                 tm_file=arm/semi.h
 751                 tmake_file=arm/t-semi
 752                 ;;
 753         arm-semi-aof | armel-semi-aof)
 754                 tm_file=arm/semiaof.h
 755                 tmake_file=arm/t-semiaof
 756                 ;;
 757         arm*-*-netbsd*)
 758                 tm_file=arm/netbsd.h
 759                 xm_file="arm/xm-netbsd.h ${xm_file}"
 760                 tmake_file="t-netbsd arm/t-netbsd"
 761        use_collect2=yes
 762                 ;;
 763         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 764                 cpu_type=arm
 765                 xmake_file=x-linux
 766                 tm_file=arm/linux-aout.h
 767                 tmake_file=arm/t-linux
 768                 gnu_ld=yes
 769                 ;;
 770         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 771                 xm_file=arm/xm-linux.h
 772                 xmake_file=x-linux
 773                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 774                 case $machine in
 775                 armv2*-*-*)
 776                         tm_file="arm/linux-elf26.h $tm_file"
 777                         ;;
 778                 esac
 779                 tmake_file="t-linux arm/t-linux"
 780                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 781                 gnu_ld=yes
 782                 case x${enable_threads} in
 783                 x | xyes | xpthreads | xposix)
 784                         thread_file='posix'
 785                         ;;
 786                 esac
 787                 ;;
 788         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 789                 xm_file=arm/xm-linux.h
 790                 xmake_file=x-linux
 791                 tm_file="arm/linux-elf.h"
 792                 case $machine in
 793                 armv2*-*-*)
 794                         tm_file="arm/linux-elf26.h $tm_file"
 795                         ;;
 796                 esac
 797                 tmake_file="t-linux arm/t-linux"
 798                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 799                 gnu_ld=yes
 800                 case x${enable_threads} in
 801                 x | xyes | xpthreads | xposix)
 802                         thread_file='posix'
 803                         ;;
 804                 esac
 805                 ;;
 806         arm*-*-uclinux*)                # ARM ucLinux
 807                 tm_file=arm/uclinux-elf.h
 808                 tmake_file=arm/t-arm-elf
 809                 ;;
 810         arm*-*-aout)
 811                 tm_file=arm/aout.h
 812                 tmake_file=arm/t-bare
 813                 ;;
 814         arm*-*-ecos-elf)
 815                 tm_file=arm/ecos-elf.h
 816                 tmake_file=arm/t-elf
 817                 ;;
 818         arm*-*-elf)
 819                 tm_file=arm/unknown-elf.h
 820                 tmake_file=arm/t-arm-elf
 821                 ;;
 822         arm*-*-oabi)
 823                 tm_file=arm/unknown-elf-oabi.h
 824                 tmake_file=arm/t-arm-elf
 825                 ;;
 826         arm-*-pe*)
 827                 tm_file=arm/pe.h
 828                 tmake_file=arm/t-pe
 829                 extra_objs=pe.o
 830                 ;;
 831         c1-convex-*)                    # Convex C1
 832                 target_cpu_default=1
 833                 use_collect2=yes
 834                 ;;
 835         c2-convex-*)                    # Convex C2
 836                 target_cpu_default=2
 837                 use_collect2=yes
 838                 ;;
 839         c32-convex-*)
 840                 target_cpu_default=4
 841                 use_collect2=yes
 842                 ;;
 843         c34-convex-*)
 844                 target_cpu_default=8
 845                 use_collect2=yes
 846                 ;;
 847         c38-convex-*)
 848                 target_cpu_default=16
 849                 use_collect2=yes
 850                 ;;
 851         c4x-*)
 852                 cpu_type=c4x
 853                 tmake_file=c4x/t-c4x
 854                 ;;
 855         clipper-intergraph-clix*)
 856                 tm_file="${tm_file} svr3.h clipper/clix.h"
 857                 xm_file=clipper/xm-clix.h
 858                 xmake_file=clipper/x-clix
 859                 extra_headers=va-clipper.h
 860                 extra_parts="crtbegin.o crtend.o"
 861                 install_headers_dir=install-headers-cpio
 862                 ;;
 863         dsp16xx-*)
 864                 ;;
 865         elxsi-elxsi-*)
 866                 use_collect2=yes
 867                 ;;
 868         fr30-*-elf)
 869                 tm_file="fr30/fr30.h"
 870                 tmake_file=fr30/t-fr30
 871                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
 872                 ;;
 873 # This hasn't been upgraded to GCC 2.
 874 #       fx80-alliant-*)                 # Alliant FX/80
 875 #               ;;
 876         h8300-*-*)
 877                 float_format=i32
 878                 ;;
 879         hppa*-*-linux*)
 880                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 881                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 882                 tmake_file="t-linux pa/t-linux"
 883                 extra_parts="crtbegin.o crtend.o"
 884                 xmake_file=none
 885                 gas=yes gnu_ld=yes
 886                 if test x$enable_threads = xyes; then
 887                         thread_file='posix'
 888                 fi
 889                 ;;
 890         hppa*-*-openbsd*)
 891                 target_cpu_default="MASK_PA_11"
 892                 tmake_file=pa/t-openbsd
 893                 ;;
 894         hppa1.1-*-pro*)
 895                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 896                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 897                 xm_file=pa/xm-papro.h
 898                 tmake_file=pa/t-pro
 899                 ;;
 900         hppa1.1-*-osf*)
 901                 target_cpu_default="MASK_PA_11"
 902                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 903                 use_collect2=yes
 904                 ;;
 905         hppa1.1-*-rtems*)
 906                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 907                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 908                 xm_file=pa/xm-papro.h
 909                 tmake_file=pa/t-pro
 910                 ;;
 911         hppa1.0-*-osf*)
 912                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 913                 use_collect2=yes
 914                 ;;
 915         hppa1.1-*-bsd*)
 916                 tm_file="${tm_file} pa/som.h"
 917                 target_cpu_default="MASK_PA_11"
 918                 use_collect2=yes
 919                 ;;
 920         hppa1.0-*-bsd*)
 921                 tm_file="${tm_file} pa/som.h"
 922                 use_collect2=yes
 923                 ;;
 924         hppa1.0-*-hpux7*)
 925                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 926                 xm_file=pa/xm-pahpux.h
 927                 xmake_file=pa/x-pa-hpux
 928                 if test x$gas = xyes
 929                 then
 930                         tm_file="${tm_file} pa/gas.h"
 931                 fi
 932                 install_headers_dir=install-headers-cpio
 933                 use_collect2=yes
 934                 ;;
 935 changequote(,)dnl
 936         hppa1.0-*-hpux8.0[0-2]*)
 937 changequote([,])dnl
 938                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 939                 xm_file=pa/xm-pahpux.h
 940                 xmake_file=pa/x-pa-hpux
 941                 if test x$gas = xyes
 942                 then
 943                         tm_file="${tm_file} pa/pa-gas.h"
 944                 else
 945                         tm_file="pa/pa-oldas.h ${tm_file}"
 946                 fi
 947                 install_headers_dir=install-headers-cpio
 948                 use_collect2=yes
 949                 ;;
 950 changequote(,)dnl
 951         hppa1.1-*-hpux8.0[0-2]*)
 952 changequote([,])dnl
 953                 target_cpu_default="MASK_PA_11"
 954                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 955                 xm_file=pa/xm-pahpux.h
 956                 xmake_file=pa/x-pa-hpux
 957                 if test x$gas = xyes
 958                 then
 959                         tm_file="${tm_file} pa/pa-gas.h"
 960                 else
 961                         tm_file="pa/pa-oldas.h ${tm_file}"
 962                 fi
 963                 install_headers_dir=install-headers-cpio
 964                 use_collect2=yes
 965                 ;;
 966         hppa1.1-*-hpux8*)
 967                 target_cpu_default="MASK_PA_11"
 968                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 969                 xm_file=pa/xm-pahpux.h
 970                 xmake_file=pa/x-pa-hpux
 971                 if test x$gas = xyes
 972                 then
 973                         tm_file="${tm_file} pa/pa-gas.h"
 974                 fi
 975                 install_headers_dir=install-headers-cpio
 976                 use_collect2=yes
 977                 ;;
 978         hppa1.0-*-hpux8*)
 979                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 980                 xm_file=pa/xm-pahpux.h
 981                 xmake_file=pa/x-pa-hpux
 982                 if test x$gas = xyes
 983                 then
 984                         tm_file="${tm_file} pa/pa-gas.h"
 985                 fi
 986                 install_headers_dir=install-headers-cpio
 987                 use_collect2=yes
 988                 ;;
 989         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 990                 target_cpu_default="MASK_PA_11"
 991                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 992                 xm_file=pa/xm-pahpux.h
 993                 xmake_file=pa/x-pa-hpux
 994                 tmake_file=pa/t-pa
 995                 if test x$gas = xyes
 996                 then
 997                         tm_file="${tm_file} pa/pa-gas.h"
 998                 fi
 999                 if test x$enable_threads = x; then
1000                     enable_threads=$have_pthread_h
1001                 fi
1002                 if test x$enable_threads = xyes; then
1003                         thread_file='dce'
1004                         tmake_file="${tmake_file} pa/t-dce-thr"
1005                 fi
1006                 install_headers_dir=install-headers-cpio
1007                 use_collect2=yes
1008                 ;;
1009         hppa1.0-*-hpux10*)
1010                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1011                 xm_file=pa/xm-pahpux.h
1012                 xmake_file=pa/x-pa-hpux
1013                 tmake_file=pa/t-pa
1014                 if test x$gas = xyes
1015                 then
1016                         tm_file="${tm_file} pa/pa-gas.h"
1017                 fi
1018                 if test x$enable_threads = x; then
1019                     enable_threads=$have_pthread_h
1020                 fi
1021                 if test x$enable_threads = xyes; then
1022                         thread_file='dce'
1023                         tmake_file="${tmake_file} pa/t-dce-thr"
1024                 fi
1025                 install_headers_dir=install-headers-cpio
1026                 use_collect2=yes
1027                 ;;
1028         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1029                 target_cpu_default="MASK_PA_11"
1030                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1031                 xm_file=pa/xm-pahpux.h
1032                 xmake_file=pa/x-pa-hpux
1033                 tmake_file=pa/t-pa
1034                 if [[ x$gas = xyes ]]
1035                 then
1036                         tm_file="${tm_file} pa/pa-gas.h"
1037                 fi
1038 #               if [[ x$enable_threads = x ]]; then
1039 #                   enable_threads=$have_pthread_h
1040 #               fi
1041 #               if [[ x$enable_threads = xyes ]]; then
1042 #                       thread_file='dce'
1043 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1044 #               fi
1045                 install_headers_dir=install-headers-cpio
1046                 use_collect2=yes
1047                 ;;
1048         hppa1.0-*-hpux11*)
1049                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1050                 xm_file=pa/xm-pahpux.h
1051                 xmake_file=pa/x-pa-hpux
1052                 if [[ x$gas = xyes ]]
1053                 then
1054                         tm_file="${tm_file} pa/pa-gas.h"
1055                 fi
1056 #               if [[ x$enable_threads = x ]]; then
1057 #                   enable_threads=$have_pthread_h
1058 #               fi
1059 #               if [[ x$enable_threads = xyes ]]; then
1060 #                       thread_file='dce'
1061 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1062 #               fi
1063                 install_headers_dir=install-headers-cpio
1064                 use_collect2=yes
1065                 ;;
1066         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1067                 target_cpu_default="MASK_PA_11"
1068                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1069                 xm_file=pa/xm-pahpux.h
1070                 xmake_file=pa/x-pa-hpux
1071                 if test x$gas = xyes
1072                 then
1073                         tm_file="${tm_file} pa/pa-gas.h"
1074                 fi
1075                 install_headers_dir=install-headers-cpio
1076                 use_collect2=yes
1077                 ;;
1078         hppa1.0-*-hpux*)
1079                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1080                 xm_file=pa/xm-pahpux.h
1081                 xmake_file=pa/x-pa-hpux
1082                 if test x$gas = xyes
1083                 then
1084                         tm_file="${tm_file} pa/pa-gas.h"
1085                 fi
1086                 install_headers_dir=install-headers-cpio
1087                 use_collect2=yes
1088                 ;;
1089         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1090                 target_cpu_default="MASK_PA_11"
1091                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1092                 xm_file=pa/xm-pahpux.h
1093                 xmake_file=pa/x-pa-hpux
1094                 if test x$gas = xyes
1095                 then
1096                         tm_file="${tm_file} pa/pa-gas.h"
1097                 fi
1098                 install_headers_dir=install-headers-cpio
1099                 use_collect2=yes
1100                 ;;
1101         hppa1.0-*-hiux*)
1102                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1103                 xm_file=pa/xm-pahpux.h
1104                 xmake_file=pa/x-pa-hpux
1105                 if test x$gas = xyes
1106                 then
1107                         tm_file="${tm_file} pa/pa-gas.h"
1108                 fi
1109                 install_headers_dir=install-headers-cpio
1110                 use_collect2=yes
1111                 ;;
1112         hppa*-*-lites*)
1113                 tm_file="${tm_file} elfos.h pa/elf.h"
1114                 target_cpu_default="MASK_PA_11"
1115                 use_collect2=yes
1116                 ;;
1117         hppa*-*-mpeix*)
1118                 tm_file="${tm_file} pa/pa-mpeix.h"
1119                 xm_file=pa/xm-pampeix.h
1120                 xmake_file=pa/x-pa-mpeix
1121                 echo "You must use gas. Assuming it is already installed."
1122                 install_headers_dir=install-headers-tar
1123                 fixincludes=Makefile.in
1124                 use_collect2=yes
1125                 ;;
1126         i370-*-opened*)                  # IBM 360/370/390 Architecture
1127                 xm_file=i370/xm-oe.h
1128                 tm_file=i370/oe.h
1129                 xmake_file=i370/x-oe
1130                 tmake_file=i370/t-oe
1131                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1132                 ;;
1133         i370-*-mvs*)
1134                 xm_file=i370/xm-mvs.h
1135                 tm_file=i370/mvs.h
1136                 tmake_file=i370/t-mvs
1137                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1138                 ;;
1139         i370-*-linux*)
1140                 xm_file="xm-linux.h i370/xm-linux.h"
1141                 xmake_file=x-linux
1142                 tm_file="i370/linux.h ${tm_file}"
1143                 tmake_file="t-linux i370/t-linux"
1144                 fixincludes=Makefile.in # The headers are ok already.
1145                 # broken_install=yes
1146                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1147                 # extra_parts="crtbegin.o crtend.o"
1148                 gnu_ld=yes
1149                 gas=yes
1150                 elf=yes
1151                 if [[ x$enable_threads = xyes ]]; then
1152                         thread_file='posix'
1153                 fi
1154                 ;;
1155 changequote(,)dnl
1156         i[34567]86-*-elf*)
1157 changequote([,])dnl
1158                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1159                 tm_file=i386/i386elf.h
1160                 tmake_file=i386/t-i386elf
1161                 xmake_file=x-svr4
1162                 ;;
1163 changequote(,)dnl
1164         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1165 changequote([,])dnl
1166                 if test x$gas = xyes
1167                 then
1168                         tm_file=i386/aix386.h
1169                         extra_parts="crtbegin.o crtend.o"
1170                         tmake_file=i386/t-crtstuff
1171                 else
1172                         tm_file=i386/aix386ng.h
1173                         use_collect2=yes
1174                 fi
1175                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1176                 xm_defines=USG
1177                 xmake_file=i386/x-aix
1178                 ;;
1179 changequote(,)dnl
1180         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1181 changequote([,])dnl
1182                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1183                 xm_defines="USG POSIX SMALL_ARG_MAX"
1184                 xmake_file=i386/x-ncr3000
1185                 if test x$stabs = xyes -a x$gas = xyes
1186                 then
1187                         tm_file=i386/sysv4gdb.h
1188                 else
1189                         tm_file=i386/sysv4.h
1190                 fi
1191                 extra_parts="crtbegin.o crtend.o"
1192                 tmake_file=i386/t-crtpic
1193                 ;;
1194 changequote(,)dnl
1195         i[34567]86-next-*)
1196 changequote([,])dnl
1197                 tm_file=i386/next.h
1198                 xm_file=i386/xm-next.h
1199                 tmake_file=i386/t-next
1200                 xmake_file=i386/x-next
1201                 extra_objs=nextstep.o
1202                 extra_parts="crtbegin.o crtend.o"
1203                 if test x$enable_threads = xyes; then
1204                         thread_file='mach'
1205                 fi
1206                 ;;
1207 changequote(,)dnl
1208         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1209 changequote([,])dnl
1210                 use_collect2=yes
1211                 if test x$gas = xyes
1212                 then
1213                         tm_file=i386/seq-gas.h
1214                 else
1215                         tm_file=i386/sequent.h
1216                 fi
1217                 ;;
1218 changequote(,)dnl
1219         i[34567]86-sequent-ptx1*)
1220 changequote([,])dnl
1221                 xm_defines="USG SVR3"
1222                 xmake_file=i386/x-sysv3
1223                 tm_file=i386/seq-sysv3.h
1224                 tmake_file=i386/t-crtstuff
1225                 extra_parts="crtbegin.o crtend.o"
1226                 install_headers_dir=install-headers-cpio
1227                 ;;
1228 changequote(,)dnl
1229         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1230 changequote([,])dnl
1231                 xm_defines="USG SVR3"
1232                 xmake_file=i386/x-sysv3
1233                 tm_file=i386/seq2-sysv3.h
1234                 tmake_file=i386/t-crtstuff
1235                 extra_parts="crtbegin.o crtend.o"
1236                 install_headers_dir=install-headers-cpio
1237                 ;;
1238 changequote(,)dnl
1239         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1240 changequote([,])dnl
1241                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1242                 xm_defines="USG POSIX SMALL_ARG_MAX"
1243                 xmake_file=x-svr4
1244                 tm_file=i386/ptx4-i.h
1245                 tmake_file=t-svr4
1246                 extra_parts="crtbegin.o crtend.o"
1247                 install_headers_dir=install-headers-cpio
1248                 ;;
1249         i386-sun-sunos*)                # Sun i386 roadrunner
1250                 xm_defines=USG
1251                 tm_file=i386/sun.h
1252                 use_collect2=yes
1253                 ;;
1254 changequote(,)dnl
1255         i[34567]86-wrs-vxworks*)
1256 changequote([,])dnl
1257                 tm_file=i386/vxi386.h
1258                 tmake_file=i386/t-i386bare
1259                 thread_file='vxworks'
1260                 ;;
1261 changequote(,)dnl
1262         i[34567]86-*-aout*)
1263 changequote([,])dnl
1264                 tm_file=i386/i386-aout.h
1265                 tmake_file=i386/t-i386bare
1266                 ;;
1267 changequote(,)dnl
1268         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1269 changequote([,])dnl
1270                 tm_file=i386/bsd386.h
1271 #               tmake_file=t-libc-ok
1272                 ;;
1273 changequote(,)dnl
1274         i[34567]86-*-bsd*)
1275 changequote([,])dnl
1276                 tm_file=i386/386bsd.h
1277 #               tmake_file=t-libc-ok
1278 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1279 #               use_collect2=yes
1280                 ;;
1281 changequote(,)dnl
1282         i[34567]86-*-freebsdelf*)
1283 changequote([,])dnl
1284                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1285                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1286                 tmake_file=t-freebsd
1287                 gas=yes
1288                 gnu_ld=yes
1289                 stabs=yes
1290                 case x${enable_threads} in
1291                 xyes | xpthreads | xposix)
1292                         thread_file='posix'
1293                         tmake_file="${tmake_file} t-openbsd-thread"
1294                         ;;
1295                 esac
1296                 ;;
1297 changequote(,)dnl
1298         i[34567]86-*-freebsd*)
1299 changequote([,])dnl
1300                 tm_file=i386/freebsd.h
1301                 tmake_file=t-freebsd
1302                 ;;
1303 changequote(,)dnl
1304         i[34567]86-*-netbsd*)
1305 changequote([,])dnl
1306                 tm_file=i386/netbsd.h
1307                 tmake_file=t-netbsd
1308        use_collect2=yes
1309                 ;;
1310 changequote(,)dnl
1311         i[34567]86-*-openbsd*)
1312 changequote([,])dnl
1313                 # we need collect2 until our bug is fixed...
1314                 use_collect2=yes
1315                 ;;
1316 changequote(,)dnl
1317         i[34567]86-*-coff*)
1318 changequote([,])dnl
1319                 tm_file=i386/i386-coff.h
1320                 tmake_file=i386/t-i386bare
1321                 ;;
1322 changequote(,)dnl
1323         i[34567]86-*-isc*)              # 80386 running ISC system
1324 changequote([,])dnl
1325                 xm_file="${xm_file} i386/xm-isc.h"
1326                 xm_defines="USG SVR3"
1327                 case $machine in
1328 changequote(,)dnl
1329                   i[34567]86-*-isc[34]*)
1330 changequote([,])dnl
1331                     xmake_file=i386/x-isc3
1332                     ;;
1333                   *)
1334                     xmake_file=i386/x-isc
1335                     ;;
1336                 esac
1337                 if test x$gas = xyes -a x$stabs = xyes
1338                 then
1339                         tm_file=i386/iscdbx.h
1340                         tmake_file=i386/t-svr3dbx
1341                         extra_parts="svr3.ifile svr3z.ifile"
1342                 else
1343                         tm_file=i386/isccoff.h
1344                         tmake_file=i386/t-crtstuff
1345                         extra_parts="crtbegin.o crtend.o"
1346                 fi
1347                 install_headers_dir=install-headers-cpio
1348                 ;;
1349 changequote(,)dnl
1350         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1351 changequote([,])dnl                     # with a.out format using
1352                                         # pre BFD linkers
1353                 xmake_file=x-linux-aout
1354                 tmake_file="t-linux-aout i386/t-crtstuff"
1355                 tm_file=i386/linux-oldld.h
1356                 gnu_ld=yes
1357                 float_format=i386
1358                 ;;
1359 changequote(,)dnl
1360         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1361 changequote([,])dnl                     # with a.out format
1362                 xmake_file=x-linux-aout
1363                 tmake_file="t-linux-aout i386/t-crtstuff"
1364                 tm_file=i386/linux-aout.h
1365                 gnu_ld=yes
1366                 float_format=i386
1367                 ;;
1368 changequote(,)dnl
1369         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1370 changequote([,])dnl                     # with ELF format using the
1371                                         # GNU/Linux C library 5
1372                 xmake_file=x-linux
1373                 tm_file=i386/linux.h
1374                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1375                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1376                 gnu_ld=yes
1377                 float_format=i386
1378                 if test x$enable_threads = xyes; then
1379                         thread_file='single'
1380                 fi
1381                 ;;
1382 changequote(,)dnl
1383         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1384 changequote([,])dnl                     # with ELF format using glibc 2
1385                                         # aka GNU/Linux C library 6
1386                 xmake_file=x-linux
1387                 tm_file=i386/linux.h
1388                 tmake_file="t-linux i386/t-crtstuff"
1389                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1390                 gnu_ld=yes
1391                 float_format=i386
1392                 if test x$enable_threads = xyes; then
1393                         thread_file='posix'
1394                 fi
1395                 ;;
1396 changequote(,)dnl
1397         i[34567]86-*-gnu*)
1398                 float_format=i386
1399 changequote([,])dnl
1400                 ;;
1401 changequote(,)dnl
1402         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1403 changequote([,])dnl
1404                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1405                 exit 1
1406                 ;;
1407 changequote(,)dnl
1408         i[34567]86-pc-msdosdjgpp*)
1409 changequote([,])dnl
1410                 xm_file=i386/xm-djgpp.h
1411                 tm_file=i386/djgpp.h
1412                 tmake_file=i386/t-djgpp
1413                 xmake_file=i386/x-djgpp
1414                 gnu_ld=yes
1415                 gas=yes
1416                 exeext=.exe
1417                 case $host in *pc-msdosdjgpp*)
1418                         target_alias=djgpp
1419                         ;;
1420                 esac
1421                 ;;
1422 changequote(,)dnl
1423         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1424 changequote([,])dnl
1425                 tm_file=i386/moss.h
1426                 tmake_file=t-libc-ok
1427                 gnu_ld=yes
1428                 gas=yes
1429                 ;;
1430 changequote(,)dnl
1431         i[34567]86-*-lynxos*)
1432 changequote([,])dnl
1433                 if test x$gas = xyes
1434                 then
1435                         tm_file=i386/lynx.h
1436                 else
1437                         tm_file=i386/lynx-ng.h
1438                 fi
1439                 xm_file=i386/xm-lynx.h
1440                 tmake_file=i386/t-i386bare
1441                 xmake_file=x-lynx
1442                 ;;
1443 changequote(,)dnl
1444         i[34567]86-*-mach*)
1445 changequote([,])dnl
1446                 tm_file=i386/mach.h
1447 #               tmake_file=t-libc-ok
1448                 use_collect2=yes
1449                 ;;
1450 changequote(,)dnl
1451         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1452 changequote([,])dnl
1453                 if test x$elf = xyes
1454                 then
1455                         tm_file=i386/osfelf.h
1456                         use_collect2=
1457                 else
1458                         tm_file=i386/osfrose.h
1459                         use_collect2=yes
1460                 fi
1461                 xm_file="i386/xm-osf.h ${xm_file}"
1462                 xmake_file=i386/x-osfrose
1463                 tmake_file=i386/t-osf
1464                 extra_objs=halfpic.o
1465                 ;;
1466 changequote(,)dnl
1467         i[34567]86-go32-rtems*)
1468 changequote([,])dnl
1469                 cpu_type=i386
1470                 xm_file=i386/xm-go32.h
1471                 tm_file=i386/go32-rtems.h
1472                 tmake_file="i386/t-go32 t-rtems"
1473                 ;;
1474 changequote(,)dnl
1475         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1476 changequote([,])dnl
1477                 cpu_type=i386
1478                 tm_file=i386/rtemself.h
1479                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1480                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1481                 ;;
1482 changequote(,)dnl
1483         i[34567]86-*-rtemscoff*)
1484 changequote([,])dnl
1485                 cpu_type=i386
1486                 tm_file=i386/rtems.h
1487                 tmake_file="i386/t-i386bare t-rtems"
1488                 ;;
1489 changequote(,)dnl
1490         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1491 changequote([,])dnl
1492                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1493                 xm_defines="USG SVR3"
1494                 xmake_file=i386/x-sco5
1495                 install_headers_dir=install-headers-cpio
1496                 tm_file=i386/sco5.h
1497                 if test x$gas = xyes
1498                 then
1499                         tm_file="i386/sco5gas.h ${tm_file}"
1500                         tmake_file=i386/t-sco5gas
1501                 else
1502                         tmake_file=i386/t-sco5
1503                 fi
1504                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1505                 ;;
1506 changequote(,)dnl
1507         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1508 changequote([,])dnl
1509                 xm_file="${xm_file} i386/xm-sco.h"
1510                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1511                 xmake_file=i386/x-sco4
1512                 install_headers_dir=install-headers-cpio
1513                 if test x$stabs = xyes
1514                 then
1515                         tm_file=i386/sco4dbx.h
1516                         tmake_file=i386/t-svr3dbx
1517                         extra_parts="svr3.ifile svr3z.rfile"
1518                 else
1519                         tm_file=i386/sco4.h
1520                         tmake_file=i386/t-crtstuff
1521                         extra_parts="crtbegin.o crtend.o"
1522                 fi
1523                 # The default EAFS filesystem supports long file names.
1524                 # Truncating the target makes $host != $target which
1525                 # makes gcc think it is doing a cross-compile.
1526                 # truncate_target=yes
1527                 ;;
1528 changequote(,)dnl
1529         i[34567]86-*-sco*)              # 80386 running SCO system
1530 changequote([,])dnl
1531                 xm_file=i386/xm-sco.h
1532                 xmake_file=i386/x-sco
1533                 install_headers_dir=install-headers-cpio
1534                 if test x$stabs = xyes
1535                 then
1536                         tm_file=i386/scodbx.h
1537                         tmake_file=i386/t-svr3dbx
1538                         extra_parts="svr3.ifile svr3z.rfile"
1539                 else
1540                         tm_file=i386/sco.h
1541                         extra_parts="crtbegin.o crtend.o"
1542                         tmake_file=i386/t-crtstuff
1543                 fi
1544                 truncate_target=yes
1545                 ;;
1546 changequote(,)dnl
1547         i[34567]86-*-solaris2*)
1548 changequote([,])dnl
1549                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1550                 xm_defines="USG POSIX SMALL_ARG_MAX"
1551                 tm_file=i386/sol2.h
1552                 if test x$gas = xyes; then
1553                         # Only needed if gas does not support -s
1554                         tm_file="i386/sol2gas.h ${tm_file}"
1555                 fi
1556                 tmake_file=i386/t-sol2
1557                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1558                 xmake_file=x-svr4
1559                 if test x${enable_threads} = x; then
1560                     enable_threads=$have_pthread_h
1561                     if test x${enable_threads} = x; then
1562                         enable_threads=$have_thread_h
1563                     fi
1564                 fi
1565                 if test x${enable_threads} = xyes; then
1566                     if test x${have_pthread_h} = xyes; then
1567                         thread_file='posix'
1568                     else
1569                         thread_file='solaris'
1570                     fi
1571                 fi
1572                 ;;
1573 changequote(,)dnl
1574        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1575 changequote([,])dnl
1576                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1577                xm_defines="USG POSIX"
1578                tm_file=i386/sysv5.h
1579                if test x$stabs = xyes
1580                then
1581                        tm_file="${tm_file} dbx.h"
1582                fi
1583                tmake_file=i386/t-crtpic
1584                xmake_file=x-svr4
1585                extra_parts="crtbegin.o crtend.o"
1586                if test x$enable_threads = xyes; then
1587                        thread_file='posix'
1588                fi
1589                ;;
1590 changequote(,)dnl
1591         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1592 changequote([,])dnl
1593                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1594                 xm_defines="USG POSIX SMALL_ARG_MAX"
1595                 tm_file=i386/sysv4.h
1596                 if test x$stabs = xyes
1597                 then
1598                         tm_file="${tm_file} dbx.h"
1599                 fi
1600                 tmake_file=i386/t-crtpic
1601                 xmake_file=x-svr4
1602                 extra_parts="crtbegin.o crtend.o"
1603                 ;;
1604 changequote(,)dnl
1605         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1606 changequote([,])dnl
1607                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1608                 xm_defines="USG POSIX"
1609                 tm_file=i386/udk.h
1610                 tmake_file="i386/t-crtpic i386/t-udk"
1611                 xmake_file=x-svr4
1612                 extra_parts="crtbegin.o crtend.o"
1613                 install_headers_dir=install-headers-cpio
1614                 ;;
1615 changequote(,)dnl
1616         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1617 changequote([,])dnl
1618                 cpu_type=i386
1619                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1620                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1621                 if test x$stabs = xyes
1622                 then
1623                         tm_file=i386/osf1elfgdb.h
1624                 else
1625                         tm_file=i386/osf1elf.h
1626                 fi
1627                 tmake_file=i386/t-osf1elf
1628                 xmake_file=i386/x-osf1elf
1629                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1630                 ;;
1631 changequote(,)dnl
1632         i[34567]86-*-sysv*)             # Intel 80386's running system V
1633 changequote([,])dnl
1634                 xm_defines="USG SVR3"
1635                 xmake_file=i386/x-sysv3
1636                 if test x$gas = xyes
1637                 then
1638                         if test x$stabs = xyes
1639                         then
1640                                 tm_file=i386/svr3dbx.h
1641                                 tmake_file=i386/t-svr3dbx
1642                                 extra_parts="svr3.ifile svr3z.rfile"
1643                         else
1644                                 tm_file=i386/svr3gas.h
1645                                 extra_parts="crtbegin.o crtend.o"
1646                                 tmake_file=i386/t-crtstuff
1647                         fi
1648                 else
1649                         tm_file=i386/sysv3.h
1650                         extra_parts="crtbegin.o crtend.o"
1651                         tmake_file=i386/t-crtstuff
1652                 fi
1653                 ;;
1654         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1655                 xm_file="${xm_file} i386/xm-vsta.h"
1656                 tm_file=i386/vsta.h
1657                 tmake_file=i386/t-vsta
1658                 xmake_file=i386/x-vsta
1659                 ;;
1660 changequote(,)dnl
1661         i[34567]86-*-win32)
1662 changequote([,])dnl
1663                 xm_file="${xm_file} i386/xm-cygwin.h"
1664                 tmake_file=i386/t-cygwin
1665                 tm_file=i386/win32.h
1666                 xmake_file=i386/x-cygwin
1667                 extra_objs=winnt.o
1668                 if test x$enable_threads = xyes; then
1669                         thread_file='win32'
1670                 fi
1671                 exeext=.exe
1672                 ;;
1673 changequote(,)dnl
1674         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1675 changequote([,])dnl
1676                 xm_file="${xm_file} i386/xm-cygwin.h"
1677                 tmake_file=i386/t-cygwin
1678                 tm_file=i386/cygwin.h
1679                 xmake_file=i386/x-cygwin
1680                 extra_objs=winnt.o
1681                 if test x$enable_threads = xyes; then
1682                         thread_file='win32'
1683                 fi
1684                 exeext=.exe
1685                 ;;
1686 changequote(,)dnl
1687         i[34567]86-*-mingw32*)
1688 changequote([,])dnl
1689                 tm_file=i386/mingw32.h
1690                 xm_file="${xm_file} i386/xm-mingw32.h"
1691                 tmake_file="i386/t-cygwin i386/t-mingw32"
1692                 extra_objs=winnt.o
1693                 xmake_file=i386/x-cygwin
1694                 if test x$enable_threads = xyes; then
1695                         thread_file='win32'
1696                 fi
1697                 exeext=.exe
1698                 case $machine in
1699                         *mingw32msv*)
1700                                 ;;
1701                         *minwg32crt* | *mingw32*)
1702                                 tm_file="${tm_file} i386/crtdll.h"
1703                                 ;;
1704                 esac
1705                 ;;
1706 changequote(,)dnl
1707         i[34567]86-*-uwin*)
1708 changequote([,])dnl
1709                 tm_file=i386/uwin.h
1710                 xm_file="${xm_file} i386/xm-uwin.h"
1711                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1712                 tmake_file="i386/t-cygwin i386/t-uwin"
1713                 extra_objs=winnt.o
1714                 xmake_file=i386/x-cygwin
1715                 if test x$enable_threads = xyes; then
1716                         thread_file='win32'
1717                 fi
1718                 exeext=.exe
1719                 ;;
1720 changequote(,)dnl
1721         i[34567]86-*-interix*)
1722 changequote([,])dnl
1723                 tm_file="i386/i386-interix.h interix.h"
1724                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1725                 xm_defines="USG NO_SYS_SIGLIST"
1726                 tmake_file="i386/t-interix"
1727                 extra_objs=interix.o
1728                 xmake_file=x-interix
1729                 if test x$enable_threads = xyes ; then
1730                         thread_file='posix'
1731                 fi
1732                 if test x$stabs = xyes ; then
1733                         tm_file="${tm_file} dbxcoff.h"
1734                 fi
1735                 ;;
1736 changequote(,)dnl
1737         i[34567]86-*-winnt3*)
1738 changequote([,])dnl
1739                 tm_file=i386/win-nt.h
1740                 out_file=i386/i386.c
1741                 xm_file="xm-winnt.h ${xm_file}"
1742                 xmake_file=winnt/x-winnt
1743                 tmake_file=i386/t-winnt
1744                 extra_host_objs="winnt.o oldnames.o"
1745                 extra_gcc_objs="spawnv.o oldnames.o"
1746                 if test x$gnu_ld != xyes
1747                 then
1748                         extra_programs=ld.exe
1749                 fi
1750                 if test x$enable_threads = xyes; then
1751                         thread_file='win32'
1752                 fi
1753                 ;;
1754 changequote(,)dnl
1755         i[34567]86-dg-dgux*)
1756 changequote([,])dnl
1757                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1758                 xm_defines="USG POSIX"
1759                 out_file=i386/dgux.c
1760                 tm_file=i386/dgux.h
1761                 tmake_file=i386/t-dgux
1762                 xmake_file=i386/x-dgux
1763                 install_headers_dir=install-headers-cpio
1764               ;;
1765         i860-alliant-*)         # Alliant FX/2800
1766                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1767                 xm_file="${xm_file}"
1768                 xmake_file=i860/x-fx2800
1769                 tmake_file=i860/t-fx2800
1770                 extra_parts="crtbegin.o crtend.o"
1771                 ;;
1772         i860-*-bsd*)
1773                 tm_file="${tm_file} i860/bsd.h"
1774                 if test x$gas = xyes
1775                 then
1776                         tm_file="${tm_file} i860/bsd-gas.h"
1777                 fi
1778                 use_collect2=yes
1779                 ;;
1780         i860-*-mach*)
1781                 tm_file="${tm_file} i860/mach.h"
1782                 tmake_file=t-libc-ok
1783                 ;;
1784         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1785                 tm_file="${tm_file} svr3.h i860/paragon.h"
1786                 xm_defines="USG SVR3"
1787                 tmake_file=t-osf
1788                 ;;
1789         i860-*-sysv3*)
1790                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1791                 xm_defines="USG SVR3"
1792                 xmake_file=i860/x-sysv3
1793                 extra_parts="crtbegin.o crtend.o"
1794                 ;;
1795         i860-*-sysv4*)
1796                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1797                 xm_defines="USG SVR3"
1798                 xmake_file=i860/x-sysv4
1799                 tmake_file=t-svr4
1800                 extra_parts="crtbegin.o crtend.o"
1801                 ;;
1802         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1803                 tm_file="${tm_file} i960/vx960.h"
1804                 tmake_file=i960/t-vxworks960
1805                 use_collect2=yes
1806                 thread_file='vxworks'
1807                 ;;
1808         i960-wrs-vxworks5* | i960-wrs-vxworks)
1809                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1810                 tmake_file=i960/t-vxworks960
1811                 use_collect2=yes
1812                 thread_file='vxworks'
1813                 ;;
1814         i960-wrs-vxworks*)
1815                 tm_file="${tm_file} i960/vx960.h"
1816                 tmake_file=i960/t-vxworks960
1817                 use_collect2=yes
1818                 thread_file='vxworks'
1819                 ;;
1820         i960-*-coff*)
1821                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1822                 tmake_file=i960/t-960bare
1823                 use_collect2=yes
1824                 ;;
1825         i960-*-rtems)
1826                 tmake_file="i960/t-960bare t-rtems"
1827                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1828                 use_collect2=yes
1829                 ;;
1830         i960-*-*)                       # Default i960 environment.
1831                 use_collect2=yes
1832                 ;;
1833         m32r-*-elf*)
1834                 extra_parts="crtinit.o crtfini.o"
1835                 ;;
1836         m68000-convergent-sysv*)
1837                 tm_file=m68k/ctix.h
1838                 xm_file="m68k/xm-3b1.h ${xm_file}"
1839                 xm_defines=USG
1840                 use_collect2=yes
1841                 extra_headers=math-68881.h
1842                 ;;
1843         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1844                 tm_file=m68k/hp2bsd.h
1845                 xmake_file=m68k/x-hp2bsd
1846                 use_collect2=yes
1847                 extra_headers=math-68881.h
1848                 ;;
1849         m68000-hp-hpux*)                # HP 9000 series 300
1850                 xm_file="xm_alloca.h ${xm_file}"
1851                 xm_defines="USG NO_SYS_SIGLIST"
1852                 if test x$gas = xyes
1853                 then
1854                         xmake_file=m68k/x-hp320g
1855                         tm_file=m68k/hp310g.h
1856                 else
1857                         xmake_file=m68k/x-hp320
1858                         tm_file=m68k/hp310.h
1859                 fi
1860                 install_headers_dir=install-headers-cpio
1861                 use_collect2=yes
1862                 extra_headers=math-68881.h
1863                 ;;
1864         m68000-sun-sunos3*)
1865                 tm_file=m68k/sun2.h
1866                 use_collect2=yes
1867                 extra_headers=math-68881.h
1868                 ;;
1869         m68000-sun-sunos4*)
1870                 tm_file=m68k/sun2o4.h
1871                 use_collect2=yes
1872                 extra_headers=math-68881.h
1873                 ;;
1874         m68000-att-sysv*)
1875                 xm_file="m68k/xm-3b1.h ${xm_file}"
1876                 xm_defines=USG
1877                 if test x$gas = xyes
1878                 then
1879                         tm_file=m68k/3b1g.h
1880                 else
1881                         tm_file=m68k/3b1.h
1882                 fi
1883                 use_collect2=yes
1884                 extra_headers=math-68881.h
1885                 ;;
1886         m68k-apple-aux*)                # Apple Macintosh running A/UX
1887                 xm_defines="USG AUX"
1888                 tmake_file=m68k/t-aux
1889                 install_headers_dir=install-headers-cpio
1890                 extra_headers=math-68881.h
1891                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1892                 tm_file=
1893                 if test "$gnu_ld" = yes
1894                 then
1895                         tm_file="${tm_file} m68k/auxgld.h"
1896                 else
1897                         tm_file="${tm_file} m68k/auxld.h"
1898                 fi
1899                 if test "$gas" = yes
1900                 then
1901                         tm_file="${tm_file} m68k/auxgas.h"
1902                 else
1903                         tm_file="${tm_file} m68k/auxas.h"
1904                 fi
1905                 tm_file="${tm_file} m68k/a-ux.h"
1906                 float_format=m68k
1907                 ;;
1908         m68k-apollo-*)
1909                 tm_file=m68k/apollo68.h
1910                 xmake_file=m68k/x-apollo68
1911                 use_collect2=yes
1912                 extra_headers=math-68881.h
1913                 float_format=m68k
1914                 ;;
1915         m68k-altos-sysv*)                  # Altos 3068
1916                 if test x$gas = xyes
1917                 then
1918                         tm_file=m68k/altos3068.h
1919                         xm_defines=USG
1920                 else
1921                         echo "The Altos is supported only with the GNU assembler" 1>&2
1922                         exit 1
1923                 fi
1924                 extra_headers=math-68881.h
1925                 ;;
1926         m68k-bull-sysv*)                # Bull DPX/2
1927                 if test x$gas = xyes
1928                 then
1929                         if test x$stabs = xyes
1930                         then
1931                                 tm_file=m68k/dpx2cdbx.h
1932                         else
1933                                 tm_file=m68k/dpx2g.h
1934                         fi
1935                 else
1936                         tm_file=m68k/dpx2.h
1937                 fi
1938                 xm_file="xm-alloca.h ${xm_file}"
1939                 xm_defines=USG
1940                 xmake_file=m68k/x-dpx2
1941                 use_collect2=yes
1942                 extra_headers=math-68881.h
1943                 ;;
1944         m68k-atari-sysv4*)              # Atari variant of V.4.
1945                 tm_file=m68k/atari.h
1946                 xm_file="xm-alloca.h ${xm_file}"
1947                 xm_defines="USG FULL_PROTOTYPES"
1948                 tmake_file=t-svr4
1949                 extra_parts="crtbegin.o crtend.o"
1950                 extra_headers=math-68881.h
1951                 float_format=m68k
1952                 ;;
1953         m68k-motorola-sysv*)
1954                 tm_file=m68k/mot3300.h
1955                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1956                 xm_defines=NO_SYS_SIGLIST
1957                 if test x$gas = xyes
1958                 then
1959                         xmake_file=m68k/x-mot3300-gas
1960                         if test x$gnu_ld = xyes
1961                         then
1962                                 tmake_file=m68k/t-mot3300-gald
1963                         else
1964                                 tmake_file=m68k/t-mot3300-gas
1965                                 use_collect2=yes
1966                         fi
1967                 else
1968                         xmake_file=m68k/x-mot3300
1969                         if test x$gnu_ld = xyes
1970                         then
1971                                 tmake_file=m68k/t-mot3300-gld
1972                         else
1973                                 tmake_file=m68k/t-mot3300
1974                                 use_collect2=yes
1975                         fi
1976                 fi
1977                 gdb_needs_out_file_path=yes
1978                 extra_parts="crt0.o mcrt0.o"
1979                 extra_headers=math-68881.h
1980                 float_format=m68k
1981                 ;;
1982         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1983                 tm_file=m68k/tower-as.h
1984                 xm_defines="USG SVR3"
1985                 xmake_file=m68k/x-tower
1986                 extra_parts="crtbegin.o crtend.o"
1987                 extra_headers=math-68881.h
1988                 ;;
1989         m68k-plexus-sysv*)
1990                 tm_file=m68k/plexus.h
1991                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1992                 xm_defines=USG
1993                 use_collect2=yes
1994                 extra_headers=math-68881.h
1995                 ;;
1996         m68k-tti-*)
1997                 tm_file=m68k/pbb.h
1998                 xm_file="xm-alloca.h ${xm_file}"
1999                 xm_defines=USG
2000                 extra_headers=math-68881.h
2001                 ;;
2002         m68k-crds-unos*)
2003                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
2004                 xm_defines="USG unos"
2005                 xmake_file=m68k/x-crds
2006                 tm_file=m68k/crds.h
2007                 use_collect2=yes
2008                 extra_headers=math-68881.h
2009                 ;;
2010         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2011                 tm_file=m68k/amix.h
2012                 xm_file="xm-alloca.h ${xm_file}"
2013                 xm_defines="USG FULL_PROTOTYPES"
2014                 xmake_file=m68k/x-amix
2015                 tmake_file=t-svr4
2016                 extra_parts="crtbegin.o crtend.o"
2017                 extra_headers=math-68881.h
2018                 float_format=m68k
2019                 ;;
2020         m68k-ccur-rtu)
2021                 tm_file=m68k/ccur-GAS.h
2022                 xmake_file=m68k/x-ccur
2023                 extra_headers=math-68881.h
2024                 use_collect2=yes
2025                 float_format=m68k
2026                 ;;
2027         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2028                 tm_file=m68k/hp3bsd44.h
2029                 xmake_file=m68k/x-hp3bsd44
2030                 use_collect2=yes
2031                 extra_headers=math-68881.h
2032                 float_format=m68k
2033                 ;;
2034         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2035                 tm_file=m68k/hp3bsd.h
2036                 use_collect2=yes
2037                 extra_headers=math-68881.h
2038                 float_format=m68k
2039                 ;;
2040         m68k-isi-bsd*)
2041                 if test x$with_fp = xno
2042                 then
2043                         tm_file=m68k/isi-nfp.h
2044                 else
2045                         tm_file=m68k/isi.h
2046                         float_format=m68k
2047                 fi
2048                 use_collect2=yes
2049                 extra_headers=math-68881.h
2050                 ;;
2051         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2052                 xm_file="xm_alloca.h ${xm_file}"
2053                 xm_defines="USG NO_SYS_SIGLIST"
2054                 if test x$gas = xyes
2055                 then
2056                         xmake_file=m68k/x-hp320g
2057                         tm_file=m68k/hp320g.h
2058                 else
2059                         xmake_file=m68k/x-hp320
2060                         tm_file=m68k/hpux7.h
2061                 fi
2062                 install_headers_dir=install-headers-cpio
2063                 use_collect2=yes
2064                 extra_headers=math-68881.h
2065                 float_format=m68k
2066                 ;;
2067         m68k-hp-hpux*)  # HP 9000 series 300
2068                 xm_file="xm_alloca.h ${xm_file}"
2069                 xm_defines="USG NO_SYS_SIGLIST"
2070                 if test x$gas = xyes
2071                 then
2072                         xmake_file=m68k/x-hp320g
2073                         tm_file=m68k/hp320g.h
2074                 else
2075                         xmake_file=m68k/x-hp320
2076                         tm_file=m68k/hp320.h
2077                 fi
2078                 install_headers_dir=install-headers-cpio
2079                 use_collect2=yes
2080                 extra_headers=math-68881.h
2081                 float_format=m68k
2082                 ;;
2083         m68k-sun-mach*)
2084                 tm_file=m68k/sun3mach.h
2085                 use_collect2=yes
2086                 extra_headers=math-68881.h
2087                 float_format=m68k
2088                 ;;
2089         m68k-sony-newsos3*)
2090                 if test x$gas = xyes
2091                 then
2092                         tm_file=m68k/news3gas.h
2093                 else
2094                         tm_file=m68k/news3.h
2095                 fi
2096                 use_collect2=yes
2097                 extra_headers=math-68881.h
2098                 float_format=m68k
2099                 ;;
2100         m68k-sony-bsd* | m68k-sony-newsos*)
2101                 if test x$gas = xyes
2102                 then
2103                         tm_file=m68k/newsgas.h
2104                 else
2105                         tm_file=m68k/news.h
2106                 fi
2107                 use_collect2=yes
2108                 extra_headers=math-68881.h
2109                 float_format=m68k
2110                 ;;
2111         m68k-next-nextstep2*)
2112                 tm_file=m68k/next21.h
2113                 xm_file="m68k/xm-next.h ${xm_file}"
2114                 tmake_file=m68k/t-next
2115                 xmake_file=m68k/x-next
2116                 extra_objs=nextstep.o
2117                 extra_headers=math-68881.h
2118                 use_collect2=yes
2119                 float_format=m68k
2120                 ;;
2121         m68k-next-nextstep3*)
2122                 tm_file=m68k/next.h
2123                 xm_file="m68k/xm-next.h ${xm_file}"
2124                 tmake_file=m68k/t-next
2125                 xmake_file=m68k/x-next
2126                 extra_objs=nextstep.o
2127                 extra_parts="crtbegin.o crtend.o"
2128                 extra_headers=math-68881.h
2129                 float_format=m68k
2130                 if test x$enable_threads = xyes; then
2131                         thread_file='mach'
2132                 fi
2133                 ;;
2134         m68k-sun-sunos3*)
2135                 if test x$with_fp = xno
2136                 then
2137                         tm_file=m68k/sun3n3.h
2138                 else
2139                         tm_file=m68k/sun3o3.h
2140                         float_format=m68k
2141                 fi
2142                 use_collect2=yes
2143                 extra_headers=math-68881.h
2144                 ;;
2145         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2146                 if test x$with_fp = xno
2147                 then
2148                         tm_file=m68k/sun3n.h
2149                 else
2150                         tm_file=m68k/sun3.h
2151                         float_format=m68k
2152                 fi
2153                 use_collect2=yes
2154                 extra_headers=math-68881.h
2155                 ;;
2156         m68k-wrs-vxworks*)
2157                 tm_file=m68k/vxm68k.h
2158                 tmake_file=m68k/t-vxworks68
2159                 extra_headers=math-68881.h
2160                 thread_file='vxworks'
2161                 float_format=m68k
2162                 ;;
2163         m68k-*-aout*)
2164                 tmake_file=m68k/t-m68kbare
2165                 tm_file="m68k/m68k-aout.h libgloss.h"
2166                 extra_headers=math-68881.h
2167                 float_format=m68k
2168                 ;;
2169         m68k-*-coff*)
2170                 tmake_file=m68k/t-m68kbare
2171                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2172                 extra_headers=math-68881.h
2173                 float_format=m68k
2174                 ;;
2175         m68020-*-elf* | m68k-*-elf*)
2176                 tm_file="m68k/m68020-elf.h"
2177                 xm_file=m68k/xm-m68kv.h
2178                 tmake_file=m68k/t-m68kelf
2179                 header_files=math-68881.h
2180                 ;;
2181         m68k-*-lynxos*)
2182                 if test x$gas = xyes
2183                 then
2184                         tm_file=m68k/lynx.h
2185                 else
2186                         tm_file=m68k/lynx-ng.h
2187                 fi
2188                 xm_file=m68k/xm-lynx.h
2189                 xmake_file=x-lynx
2190                 tmake_file=m68k/t-lynx
2191                 extra_headers=math-68881.h
2192                 float_format=m68k
2193                 ;;
2194         m68k*-*-netbsd*)
2195                 tm_file=m68k/netbsd.h
2196                 tmake_file=t-netbsd
2197                 float_format=m68k
2198        use_collect2=yes
2199                 ;;
2200         m68k*-*-openbsd*)
2201                 float_format=m68k
2202                 # we need collect2 until our bug is fixed...
2203                 use_collect2=yes
2204                 ;;
2205         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2206                 xm_file="xm-alloca.h ${xm_file}"
2207                 xm_defines=USG
2208                 xmake_file=m68k/x-m68kv
2209                 extra_parts="crtbegin.o crtend.o"
2210                 extra_headers=math-68881.h
2211                 float_format=m68k
2212                 ;;
2213         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2214                 tm_file=m68k/m68kv4.h
2215                 xm_file="xm-alloca.h ${xm_file}"
2216                 xm_defines=USG
2217                 tmake_file=t-svr4
2218                 extra_parts="crtbegin.o crtend.o"
2219                 extra_headers=math-68881.h
2220                 float_format=m68k
2221                 ;;
2222         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2223                                         # with a.out format
2224                 xmake_file=x-linux
2225                 tm_file=m68k/linux-aout.h
2226                 tmake_file="t-linux-aout m68k/t-linux-aout"
2227                 extra_headers=math-68881.h
2228                 float_format=m68k
2229                 gnu_ld=yes
2230                 ;;
2231         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2232                                         # with ELF format using the
2233                                         # GNU/Linux C library 5
2234                 xmake_file=x-linux
2235                 tm_file=m68k/linux.h
2236                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2237                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2238                 extra_headers=math-68881.h
2239                 float_format=m68k
2240                 gnu_ld=yes
2241                 ;;
2242         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2243                                         # with ELF format using glibc 2
2244                                         # aka the GNU/Linux C library 6.
2245                 xmake_file=x-linux
2246                 tm_file=m68k/linux.h
2247                 tmake_file="t-linux m68k/t-linux"
2248                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2249                 extra_headers=math-68881.h
2250                 float_format=m68k
2251                 gnu_ld=yes
2252                 if test x$enable_threads = xyes; then
2253                         thread_file='posix'
2254                 fi
2255                 ;;
2256         m68k-*-psos*)
2257                 tmake_file=m68k/t-m68kbare
2258                 tm_file=m68k/m68k-psos.h
2259                 extra_headers=math-68881.h
2260                 float_format=m68k
2261                 ;;
2262         m68k-*-rtemscoff*|m68k-*-rtems*)
2263                 tmake_file="m68k/t-m68kbare t-rtems"
2264                 tm_file=m68k/rtems.h
2265                 extra_headers=math-68881.h
2266                 float_format=m68k
2267                 ;;
2268         m68k-*-rtemself*)
2269                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2270                 tm_file=m68k/rtemself.h
2271                 extra_headers=math-68881.h
2272                 float_format=m68k
2273                 ;;
2274         m88k-dg-dgux*)
2275                 case $machine in
2276                   m88k-dg-dguxbcs*)
2277                     tm_file=m88k/dguxbcs.h
2278                     tmake_file=m88k/t-dguxbcs
2279                     ;;
2280                   *)
2281                     tm_file=m88k/dgux.h
2282                     tmake_file=m88k/t-dgux
2283                     ;;
2284                 esac
2285                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2286                 xmake_file=m88k/x-dgux
2287                 if test x$gas = xyes
2288                 then
2289                         tmake_file=m88k/t-dgux-gas
2290                 fi
2291                 ;;
2292         m88k-dolphin-sysv3*)
2293                 tm_file=m88k/dolph.h
2294                 extra_parts="crtbegin.o crtend.o"
2295                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2296                 xmake_file=m88k/x-dolph
2297                 if test x$gas = xyes
2298                 then
2299                         tmake_file=m88k/t-m88k-gas
2300                 fi
2301                 ;;
2302         m88k-tektronix-sysv3)
2303                 tm_file=m88k/tekXD88.h
2304                 extra_parts="crtbegin.o crtend.o"
2305                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2306                 xmake_file=m88k/x-tekXD88
2307                 if test x$gas = xyes
2308                 then
2309                         tmake_file=m88k/t-m88k-gas
2310                 fi
2311                 ;;
2312         m88k-*-aout*)
2313                 tm_file=m88k/m88k-aout.h
2314                 ;;
2315         m88k-*-coff*)
2316                 tm_file=m88k/m88k-coff.h
2317                 tmake_file=m88k/t-bug
2318                 ;;
2319         m88k-*-luna*)
2320                 tm_file=m88k/luna.h
2321                 extra_parts="crtbegin.o crtend.o"
2322                 if test x$gas = xyes
2323                 then
2324                         tmake_file=m88k/t-luna-gas
2325                 else
2326                         tmake_file=m88k/t-luna
2327                 fi
2328                 ;;
2329         m88k-*-openbsd*)
2330                 tmake_file="${tmake_file} m88k/t-luna-gas"
2331                 ;;
2332         m88k-*-sysv3*)
2333                 tm_file=m88k/sysv3.h
2334                 extra_parts="crtbegin.o crtend.o"
2335                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2336                 xmake_file=m88k/x-sysv3
2337                 if test x$gas = xyes
2338                 then
2339                         tmake_file=m88k/t-m88k-gas
2340                 fi
2341                 ;;
2342         m88k-*-sysv4*)
2343                 tm_file=m88k/sysv4.h
2344                 extra_parts="crtbegin.o crtend.o"
2345                 xmake_file=m88k/x-sysv4
2346                 tmake_file=m88k/t-sysv4
2347                 ;;
2348         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2349                 if test "x$gnu_ld" = xyes
2350                 then
2351                         tm_file="mips/iris6.h mips/iris6gld.h"
2352                 else
2353                         tm_file=mips/iris6.h
2354                 fi
2355                 tmake_file=mips/t-iris6
2356                 xm_file=mips/xm-iris6.h
2357                 xmake_file=mips/x-iris6
2358 #               if test x$enable_threads = xyes; then
2359 #                       thread_file='irix'
2360 #               fi
2361                 ;;
2362         mips-wrs-vxworks)
2363                 tm_file="mips/elf.h mips/vxworks.h"
2364                 tmake_file=mips/t-ecoff
2365                 gas=yes
2366                 gnu_ld=yes
2367                 extra_parts="crtbegin.o crtend.o"
2368                 thread_file='vxworks'
2369                 ;;
2370         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2371                 tm_file="mips/iris6.h mips/cross64.h"
2372                 xm_defines=USG
2373                 xm_file="mips/xm-iris5.h"
2374                 xmake_file=mips/x-iris
2375                 tmake_file=mips/t-cross64
2376                 # See comment in mips/iris[56].h files.
2377                 use_collect2=yes
2378 #               if test x$enable_threads = xyes; then
2379 #                       thread_file='irix'
2380 #               fi
2381                 ;;
2382         mips-sni-sysv4)
2383                 if test x$gas = xyes
2384                 then
2385                         if test x$stabs = xyes
2386                         then
2387                                 tm_file=mips/iris5gdb.h
2388                         else
2389                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2390                         fi
2391                 else
2392                         tm_file=mips/sni-svr4.h
2393                 fi
2394                 xm_defines=USG
2395                 xmake_file=mips/x-sni-svr4
2396                 tmake_file=mips/t-mips-gas
2397                 if test x$gnu_ld != xyes
2398                 then
2399                         use_collect2=yes
2400                 fi
2401                 ;;
2402         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2403                 if test x$gas = xyes
2404                 then
2405                         tm_file="mips/iris5.h mips/iris5gas.h"
2406                         if test x$stabs = xyes
2407                         then
2408                                 tm_file="${tm_file} dbx.h"
2409                         fi
2410                 else
2411                         tm_file=mips/iris5.h
2412                 fi
2413                 xm_defines=USG
2414                 xm_file="mips/xm-iris5.h"
2415                 xmake_file=mips/x-iris
2416                 # mips-tfile doesn't work yet
2417                 tmake_file=mips/t-mips-gas
2418                 # See comment in mips/iris5.h file.
2419                 use_collect2=yes
2420 #               if test x$enable_threads = xyes; then
2421 #                       thread_file='irix'
2422 #               fi
2423                 ;;
2424         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2425                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2426                 if test x$stabs = xyes; then
2427                         tm_file="${tm_file} dbx.h"
2428                 fi
2429                 xm_defines=USG
2430                 xmake_file=mips/x-iris
2431                 if test x$gas = xyes
2432                 then
2433                         tmake_file=mips/t-mips-gas
2434                 else
2435                         extra_passes="mips-tfile mips-tdump"
2436                 fi
2437                 if test x$gnu_ld != xyes
2438                 then
2439                         use_collect2=yes
2440                 fi
2441 #               if test x$enable_threads = xyes; then
2442 #                       thread_file='irix'
2443 #               fi
2444                 ;;
2445         mips-sgi-irix4*)                # Mostly like a MIPS.
2446                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2447                 if test x$stabs = xyes; then
2448                         tm_file="${tm_file} dbx.h"
2449                 fi
2450                 xm_defines=USG
2451                 xmake_file=mips/x-iris
2452                 if test x$gas = xyes
2453                 then
2454                         tmake_file=mips/t-mips-gas
2455                 else
2456                         extra_passes="mips-tfile mips-tdump"
2457                 fi
2458                 if test x$gnu_ld != xyes
2459                 then
2460                         use_collect2=yes
2461                 fi
2462 #               if test x$enable_threads = xyes; then
2463 #                       thread_file='irix'
2464 #               fi
2465                 ;;
2466         mips-sgi-*)                     # Mostly like a MIPS.
2467                 tm_file="mips/iris3.h ${tm_file}"
2468                 if test x$stabs = xyes; then
2469                         tm_file="${tm_file} dbx.h"
2470                 fi
2471                 xm_defines=USG
2472                 xmake_file=mips/x-iris3
2473                 if test x$gas = xyes
2474                 then
2475                         tmake_file=mips/t-mips-gas
2476                 else
2477                         extra_passes="mips-tfile mips-tdump"
2478                 fi
2479                 if test x$gnu_ld != xyes
2480                 then
2481                         use_collect2=yes
2482                 fi
2483                 ;;
2484         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2485                 tm_file="mips/osfrose.h ${tm_file}"
2486                 xmake_file=mips/x-osfrose
2487                 tmake_file=mips/t-osfrose
2488                 extra_objs=halfpic.o
2489                 use_collect2=yes
2490                 ;;
2491         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2492                 tm_file=mips/dec-osf1.h
2493                 if test x$stabs = xyes; then
2494                         tm_file="${tm_file} dbx.h"
2495                 fi
2496                 xmake_file=mips/x-dec-osf1
2497                 if test x$gas = xyes
2498                 then
2499                         tmake_file=mips/t-mips-gas
2500                 else
2501                         tmake_file=mips/t-ultrix
2502                         extra_passes="mips-tfile mips-tdump"
2503                 fi
2504                 if test x$gnu_ld != xyes
2505                 then
2506                         use_collect2=yes
2507                 fi
2508                 ;;
2509         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2510               tm_file=mips/dec-bsd.h
2511               if test x$gas = xyes
2512               then
2513                         tmake_file=mips/t-mips-gas
2514               else
2515                         tmake_file=mips/t-ultrix
2516                         extra_passes="mips-tfile mips-tdump"
2517               fi
2518               if test x$gnu_ld != xyes
2519               then
2520                         use_collect2=yes
2521               fi
2522               ;;
2523         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2524                 tm_file=mips/netbsd.h
2525                 # On NetBSD, the headers are already okay, except for math.h.
2526                 tmake_file=t-netbsd
2527                 ;;
2528        mips*-*-linux*)                         # Linux MIPS, either endian.
2529                 xmake_file=x-linux
2530                 xm_file="xm-siglist.h ${xm_file}"
2531                case $machine in
2532                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2533                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2534                esac
2535                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2536                 gnu_ld=yes
2537                 gas=yes
2538                 if test x$enable_threads = xyes; then
2539                         thread_file='posix'
2540                 fi
2541                 ;;
2542         mips*el-*-openbsd*)     # mips little endian
2543                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2544                 tm_file=mips/openbsd.h
2545                 ;;
2546         mips*-*-openbsd*)               # mips big endian
2547                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2548                 tm_file=mips/openbsd-be.h
2549                 ;;
2550         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2551                 tm_file="mips/news4.h ${tm_file}"
2552                 if test x$stabs = xyes; then
2553                         tm_file="${tm_file} dbx.h"
2554                 fi
2555                 if test x$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                 xmake_file=mips/x-sony
2566                 ;;
2567         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2568                                         # That is based on svr4.
2569                 # t-svr4 is not right because this system doesn't use ELF.
2570                 tm_file="mips/news5.h ${tm_file}"
2571                 if test x$stabs = xyes; then
2572                         tm_file="${tm_file} dbx.h"
2573                 fi
2574                 xm_file="xm-siglist.h ${xm_file}"
2575                 xm_defines=USG
2576                 if test x$gas = xyes
2577                 then
2578                         tmake_file=mips/t-mips-gas
2579                 else
2580                         extra_passes="mips-tfile mips-tdump"
2581                 fi
2582                 if test x$gnu_ld != xyes
2583                 then
2584                         use_collect2=yes
2585                 fi
2586                 ;;
2587         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2588                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2589                 if test x$stabs = xyes; then
2590                         tm_file="${tm_file} dbx.h"
2591                 fi
2592                 xm_file="xm-siglist.h ${xm_file}"
2593                 xm_defines=USG
2594                 xmake_file=mips/x-sysv
2595                 if test x$gas = xyes
2596                 then
2597                         tmake_file=mips/t-mips-gas
2598                         extra_parts="crtbegin.o crtend.o"
2599                 else
2600                         tmake_file=mips/t-mips
2601                         extra_passes="mips-tfile mips-tdump"
2602                 fi
2603                 if test x$gnu_ld != xyes
2604                 then
2605                         use_collect2=yes
2606                 fi
2607                 ;;
2608         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2609                 tm_file="mips/ultrix.h ${tm_file}"
2610                 if test x$stabs = xyes; then
2611                         tm_file="${tm_file} dbx.h"
2612                 fi
2613                 xmake_file=mips/x-ultrix
2614                 if test x$gas = xyes
2615                 then
2616                         tmake_file=mips/t-mips-gas
2617                 else
2618                         tmake_file=mips/t-ultrix
2619                         extra_passes="mips-tfile mips-tdump"
2620                 fi
2621                 if test x$gnu_ld != xyes
2622                 then
2623                         use_collect2=yes
2624                 fi
2625                 ;;
2626 changequote(,)dnl
2627         mips-*-riscos[56789]bsd*)
2628 changequote([,])dnl
2629                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2630                 if test x$stabs = xyes; then
2631                         tm_file="${tm_file} dbx.h"
2632                 fi
2633                 if test x$gas = xyes
2634                 then
2635                         tmake_file=mips/t-bsd-gas
2636                 else
2637                         tmake_file=mips/t-bsd
2638                         extra_passes="mips-tfile mips-tdump"
2639                 fi
2640                 if test x$gnu_ld != xyes
2641                 then
2642                         use_collect2=yes
2643                 fi
2644                 ;;
2645 changequote(,)dnl
2646         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2647 changequote([,])dnl
2648                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2649                 if test x$stabs = xyes; then
2650                         tm_file="${tm_file} dbx.h"
2651                 fi
2652                 if test x$gas = xyes
2653                 then
2654                         tmake_file=mips/t-bsd-gas
2655                 else
2656                         tmake_file=mips/t-bsd
2657                         extra_passes="mips-tfile mips-tdump"
2658                 fi
2659                 if test x$gnu_ld != xyes
2660                 then
2661                         use_collect2=yes
2662                 fi
2663                 ;;
2664 changequote(,)dnl
2665         mips-*-riscos[56789]sysv4*)
2666 changequote([,])dnl
2667                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2668                 if test x$stabs = xyes; then
2669                         tm_file="${tm_file} dbx.h"
2670                 fi
2671                 xm_file="xm-siglist.h ${xm_file}"
2672                 xmake_file=mips/x-sysv
2673                 if test x$gas = xyes
2674                 then
2675                         tmake_file=mips/t-svr4-gas
2676                 else
2677                         tmake_file=mips/t-svr4
2678                         extra_passes="mips-tfile mips-tdump"
2679                 fi
2680                 if test x$gnu_ld != xyes
2681                 then
2682                         use_collect2=yes
2683                 fi
2684                 ;;
2685 changequote(,)dnl
2686         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2687 changequote([,])dnl
2688                 tm_file="mips/svr4-4.h ${tm_file}"
2689                 if test x$stabs = xyes; then
2690                         tm_file="${tm_file} dbx.h"
2691                 fi
2692                 xm_defines=USG
2693                 xmake_file=mips/x-sysv
2694                 if test x$gas = xyes
2695                 then
2696                         tmake_file=mips/t-svr4-gas
2697                 else
2698                         tmake_file=mips/t-svr4
2699                         extra_passes="mips-tfile mips-tdump"
2700                 fi
2701                 if test x$gnu_ld != xyes
2702                 then
2703                         use_collect2=yes
2704                 fi
2705                 ;;
2706 changequote(,)dnl
2707         mips-*-riscos[56789]sysv*)
2708 changequote([,])dnl
2709                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2710                 if test x$stabs = xyes; then
2711                         tm_file="${tm_file} dbx.h"
2712                 fi
2713                 xm_defines=USG
2714                 xmake_file=mips/x-sysv
2715                 if test x$gas = xyes
2716                 then
2717                         tmake_file=mips/t-svr3-gas
2718                 else
2719                         tmake_file=mips/t-svr3
2720                         extra_passes="mips-tfile mips-tdump"
2721                 fi
2722                 if test x$gnu_ld != xyes
2723                 then
2724                         use_collect2=yes
2725                 fi
2726                 ;;
2727         mips-*-sysv* | mips-*-riscos*sysv*)
2728                 tm_file="mips/svr3-4.h ${tm_file}"
2729                 if test x$stabs = xyes; then
2730                         tm_file="${tm_file} dbx.h"
2731                 fi
2732                 xm_defines=USG
2733                 xmake_file=mips/x-sysv
2734                 if test x$gas = xyes
2735                 then
2736                         tmake_file=mips/t-svr3-gas
2737                 else
2738                         tmake_file=mips/t-svr3
2739                         extra_passes="mips-tfile mips-tdump"
2740                 fi
2741                 if test x$gnu_ld != xyes
2742                 then
2743                         use_collect2=yes
2744                 fi
2745                 ;;
2746 changequote(,)dnl
2747         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2748 changequote([,])dnl
2749                 tm_file=mips/mips-5.h
2750                 if test x$stabs = xyes; then
2751                         tm_file="${tm_file} dbx.h"
2752                 fi
2753                 if test x$gas = xyes
2754                 then
2755                         tmake_file=mips/t-mips-gas
2756                 else
2757                         extra_passes="mips-tfile mips-tdump"
2758                 fi
2759                 if test x$gnu_ld != xyes
2760                 then
2761                         use_collect2=yes
2762                 fi
2763                 ;;
2764         mips-*-gnu*)
2765                 ;;
2766         mipsel-*-ecoff*)
2767                 tm_file=mips/ecoffl.h
2768                 if test x$stabs = xyes; then
2769                         tm_file="${tm_file} dbx.h"
2770                 fi
2771                 tmake_file=mips/t-ecoff
2772                 ;;
2773         mips-*-ecoff*)
2774                 tm_file="gofast.h mips/ecoff.h"
2775                 if test x$stabs = xyes; then
2776                         tm_file="${tm_file} dbx.h"
2777                 fi
2778                 tmake_file=mips/t-ecoff
2779                 ;;
2780         mipsel-*-elf*)
2781                 tm_file="mips/elfl.h"
2782                 tmake_file=mips/t-elf
2783                 ;;
2784         mips-*-elf*)
2785                 tm_file="mips/elf.h"
2786                 tmake_file=mips/t-elf
2787                 ;;
2788         mips64el-*-elf*)
2789                 tm_file="mips/elfl64.h"
2790                 tmake_file=mips/t-elf
2791                 ;;
2792         mips64orionel-*-elf*)
2793                 tm_file="mips/elforion.h mips/elfl64.h"
2794                 tmake_file=mips/t-elf
2795                 ;;
2796         mips64-*-elf*)
2797                 tm_file="mips/elf64.h"
2798                 tmake_file=mips/t-elf
2799                 ;;
2800         mips64orion-*-elf*)
2801                 tm_file="mips/elforion.h mips/elf64.h"
2802                 tmake_file=mips/t-elf
2803                 ;;
2804         mips64orion-*-rtems*)
2805                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2806                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2807                 tmake_file="mips/t-elf t-rtems"
2808                 ;;
2809         mipstx39el-*-elf*)
2810                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2811                 tmake_file=mips/t-r3900
2812                 ;;
2813         mipstx39-*-elf*)
2814                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2815                 tmake_file=mips/t-r3900
2816                 ;;
2817         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2818                 if test x$stabs = xyes; then
2819                         tm_file="${tm_file} dbx.h"
2820                 fi
2821                 if test x$gas = xyes
2822                 then
2823                         tmake_file=mips/t-mips-gas
2824                 else
2825                         extra_passes="mips-tfile mips-tdump"
2826                 fi
2827                 if test x$gnu_ld != xyes
2828                 then
2829                         use_collect2=yes
2830                 fi
2831                 ;;
2832         mn10200-*-*)
2833                 cpu_type=mn10200
2834                 tm_file="mn10200/mn10200.h"
2835                 if test x$stabs = xyes
2836                 then
2837                         tm_file="${tm_file} dbx.h"
2838                 fi
2839                 use_collect2=no
2840                 ;;
2841         mn10300-*-*)
2842                 cpu_type=mn10300
2843                 tm_file="mn10300/mn10300.h"
2844                 if test x$stabs = xyes
2845                 then
2846                         tm_file="${tm_file} dbx.h"
2847                 fi
2848                 use_collect2=no
2849                 ;;
2850         ns32k-encore-bsd*)
2851                 tm_file=ns32k/encore.h
2852                 use_collect2=yes
2853                 ;;
2854         ns32k-sequent-bsd*)
2855                 tm_file=ns32k/sequent.h
2856                 use_collect2=yes
2857                 ;;
2858         ns32k-tek6100-bsd*)
2859                 tm_file=ns32k/tek6100.h
2860                 use_collect2=yes
2861                 ;;
2862         ns32k-tek6200-bsd*)
2863                 tm_file=ns32k/tek6200.h
2864                 use_collect2=yes
2865                 ;;
2866 # This has not been updated to GCC 2.
2867 #       ns32k-ns-genix*)
2868 #               xm_defines=USG
2869 #               xmake_file=ns32k/x-genix
2870 #               tm_file=ns32k/genix.h
2871 #               use_collect2=yes
2872 #               ;;
2873         ns32k-merlin-*)
2874                 tm_file=ns32k/merlin.h
2875                 use_collect2=yes
2876                 ;;
2877         ns32k-pc532-mach*)
2878                 tm_file=ns32k/pc532-mach.h
2879                 use_collect2=yes
2880                 ;;
2881         ns32k-pc532-minix*)
2882                 tm_file=ns32k/pc532-min.h
2883                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2884                 xm_defines=USG
2885                 use_collect2=yes
2886                 ;;
2887         ns32k-*-netbsd*)
2888                 tm_file=ns32k/netbsd.h
2889                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2890                 # On NetBSD, the headers are already okay, except for math.h.
2891                 tmake_file=t-netbsd
2892        use_collect2=yes
2893                 ;;
2894         pdp11-*-bsd)
2895                 tm_file="${tm_file} pdp11/2bsd.h"
2896                 ;;
2897         pdp11-*-*)
2898                 ;;
2899         ns32k-*-openbsd*)
2900                 # Nothing special
2901                 ;;
2902 # This has not been updated to GCC 2.
2903 #       pyramid-*-*)
2904 #               cpu_type=pyr
2905 #               xmake_file=pyr/x-pyr
2906 #               use_collect2=yes
2907 #               ;;
2908         romp-*-aos*)
2909                 use_collect2=yes
2910                 ;;
2911         romp-*-mach*)
2912                 xmake_file=romp/x-mach
2913                 use_collect2=yes
2914                 ;;
2915         romp-*-openbsd*)
2916                 # Nothing special
2917                 ;;
2918         powerpc-*-openbsd*)
2919                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2920                 ;;
2921         powerpc-*-beos*)
2922                 cpu_type=rs6000
2923                 tm_file=rs6000/beos.h
2924                 xm_file=rs6000/xm-beos.h
2925                 tmake_file=rs6000/t-beos
2926                 xmake_file=rs6000/x-beos
2927                 ;;
2928         powerpc-*-sysv* | powerpc-*-elf*)
2929                 tm_file=rs6000/sysv4.h
2930                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2931                 xm_defines="USG POSIX"
2932                 extra_headers=ppc-asm.h
2933                 if test x$gas = xyes
2934                 then
2935                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2936                 else
2937                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2938                 fi
2939                 xmake_file=rs6000/x-sysv4
2940                 ;;
2941         powerpc-*-eabiaix*)
2942                 tm_file=rs6000/eabiaix.h
2943                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2944                 extra_headers=ppc-asm.h
2945                 ;;
2946         powerpc-*-eabisim*)
2947                 tm_file=rs6000/eabisim.h
2948                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2949                 extra_headers=ppc-asm.h
2950                 ;;
2951         powerpc-*-eabi*)
2952                 tm_file=rs6000/eabi.h
2953                 if test x$gas = xyes
2954                 then
2955                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2956                 else
2957                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2958                 fi
2959                 extra_headers=ppc-asm.h
2960                 ;;
2961         powerpc-*-rtems*)
2962                 tm_file=rs6000/rtems.h
2963                 if test x$gas = xyes
2964                 then
2965                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2966                 else
2967                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2968                 fi
2969                 extra_headers=ppc-asm.h
2970                 ;;
2971         powerpc-*-linux-gnulibc1)
2972                 tm_file=rs6000/linux.h
2973                 xm_file=rs6000/xm-sysv4.h
2974                 out_file=rs6000/rs6000.c
2975                 if test x$gas = xyes
2976                 then
2977                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2978                 else
2979                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2980                 fi
2981                 xmake_file=x-linux
2982                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2983                 extra_headers=ppc-asm.h
2984                 if test x$enable_threads = xyes; then
2985                         thread_file='posix'
2986                 fi
2987                 ;;
2988         powerpc-*-linux-gnu*)
2989                 tm_file=rs6000/linux.h
2990                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2991                 xm_defines="USG ${xm_defines}"
2992                 out_file=rs6000/rs6000.c
2993                 if test x$gas = xyes
2994                 then
2995                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2996                 else
2997                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2998                 fi
2999                 xmake_file=x-linux
3000                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3001                 extra_headers=ppc-asm.h
3002                 if test x$enable_threads = xyes; then
3003                         thread_file='posix'
3004                 fi
3005                 ;;
3006         powerpc-wrs-vxworks*)
3007                 cpu_type=rs6000
3008                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3009                 xm_defines="USG POSIX"
3010                 tm_file=rs6000/vxppc.h
3011                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3012                 extra_headers=ppc-asm.h
3013                 thread_file='vxworks'
3014                 ;;
3015         powerpcle-*-sysv* | powerpcle-*-elf*)
3016                 tm_file=rs6000/sysv4le.h
3017                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3018                 xm_defines="USG POSIX"
3019                 if test x$gas = xyes
3020                 then
3021                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3022                 else
3023                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3024                 fi
3025                 xmake_file=rs6000/x-sysv4
3026                 extra_headers=ppc-asm.h
3027                 ;;
3028         powerpcle-*-eabisim*)
3029                 tm_file=rs6000/eabilesim.h
3030                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3031                 extra_headers=ppc-asm.h
3032                 ;;
3033         powerpcle-*-eabi*)
3034                 tm_file=rs6000/eabile.h
3035                 if test x$gas = xyes
3036                 then
3037                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3038                 else
3039                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3040                 fi
3041                 extra_headers=ppc-asm.h
3042                 ;;
3043         powerpcle-*-winnt* )
3044                 tm_file=rs6000/win-nt.h
3045                 tmake_file=rs6000/t-winnt
3046 #               extra_objs=pe.o
3047                 if test x$enable_threads = xyes; then
3048                         thread_file='win32'
3049                 fi
3050                 extra_headers=ppc-asm.h
3051                 ;;
3052         powerpcle-*-pe | powerpcle-*-cygwin*)
3053                 tm_file=rs6000/cygwin.h
3054                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
3055                 tmake_file=rs6000/t-winnt
3056                 xmake_file=rs6000/x-cygwin
3057 #               extra_objs=pe.o
3058                 if test x$enable_threads = xyes; then
3059                         thread_file='win32'
3060                 fi
3061                 exeext=.exe
3062                 extra_headers=ppc-asm.h
3063                 ;;
3064         powerpcle-*-solaris2*)
3065                 tm_file=rs6000/sol2.h
3066                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3067                 xm_defines="USG POSIX"
3068                 if test x$gas = xyes
3069                 then
3070                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3071                 else
3072                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3073                 fi
3074                 xmake_file=rs6000/x-sysv4
3075                 extra_headers=ppc-asm.h
3076                 ;;
3077 changequote(,)dnl
3078         rs6000-ibm-aix3.[01]*)
3079 changequote([,])dnl
3080                 tm_file=rs6000/aix31.h
3081                 xmake_file=rs6000/x-aix31
3082                 float_format=none
3083                 use_collect2=yes
3084                 ;;
3085 changequote(,)dnl
3086         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3087 changequote([,])dnl
3088                 tm_file=rs6000/aix3newas.h
3089                 if test x$host != x$target
3090                 then
3091                         tmake_file=rs6000/t-xnewas
3092                 else
3093                         tmake_file=rs6000/t-newas
3094                 fi
3095                 float_format=none
3096                 use_collect2=yes
3097                 ;;
3098 changequote(,)dnl
3099         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3100 changequote([,])dnl
3101                 tm_file=rs6000/aix41.h
3102                 if test x$host != x$target
3103                 then
3104                         tmake_file=rs6000/t-xnewas
3105                 else
3106                         tmake_file=rs6000/t-newas
3107                 fi
3108                 if test "$gnu_ld" = yes
3109                 then
3110                         xmake_file=rs6000/x-aix41-gld
3111                 else
3112                         xmake_file=rs6000/x-aix41
3113                 fi
3114                 float_format=none
3115                 use_collect2=yes
3116                 ;;
3117 changequote(,)dnl
3118         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3119 changequote([,])dnl
3120                 tm_file=rs6000/aix43.h
3121                 if test x$host != x$target
3122                 then
3123                         tmake_file=rs6000/t-xaix43
3124                 else
3125                         tmake_file=rs6000/t-aix43
3126                 fi
3127                 xmake_file=rs6000/x-aix43
3128                 float_format=none
3129                 use_collect2=yes
3130                 ;;
3131 changequote(,)dnl
3132         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3133 changequote([,])dnl
3134                 tm_file=rs6000/aix43.h
3135                 if test x$host != x$target
3136                 then
3137                         tmake_file=rs6000/t-xaix43
3138                 else
3139                         tmake_file=rs6000/t-aix43
3140                 fi
3141                 xmake_file=rs6000/x-aix43
3142                 float_format=none
3143                 use_collect2=yes
3144                 ;;
3145         rs6000-ibm-aix*)
3146                 float_format=none
3147                 use_collect2=yes
3148                 ;;
3149         rs6000-bull-bosx)
3150                 float_format=none
3151                 use_collect2=yes
3152                 ;;
3153         rs6000-*-mach*)
3154                 tm_file=rs6000/mach.h
3155                 xm_file="${xm_file} rs6000/xm-mach.h"
3156                 xmake_file=rs6000/x-mach
3157                 use_collect2=yes
3158                 ;;
3159         rs6000-*-lynxos*)
3160                 tm_file=rs6000/lynx.h
3161                 xm_file=rs6000/xm-lynx.h
3162                 tmake_file=rs6000/t-rs6000
3163                 xmake_file=rs6000/x-lynx
3164                 use_collect2=yes
3165                 ;;
3166         sh-*-elf*)
3167                 tm_file=sh/elf.h
3168                 float_format=sh
3169                 ;;
3170         sh-*-rtemself*)
3171                 tmake_file="sh/t-sh t-rtems"
3172                 tm_file=sh/rtemself.h
3173                 float_format=sh
3174                 ;;
3175         sh-*-rtems*)
3176                 tmake_file="sh/t-sh t-rtems"
3177                 tm_file=sh/rtems.h
3178                 float_format=sh
3179                 ;;
3180         sh-*-*)
3181                 float_format=sh
3182                 ;;
3183         sparc-tti-*)
3184                 tm_file=sparc/pbd.h
3185                 xm_file="xm-alloca.h ${xm_file}"
3186                 xm_defines=USG
3187                 ;;
3188         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3189                 tm_file=sparc/vxsparc.h
3190                 tmake_file=sparc/t-vxsparc
3191                 use_collect2=yes
3192                 thread_file='vxworks'
3193                 ;;
3194         sparc-*-aout*)
3195                 tmake_file=sparc/t-sparcbare
3196                 tm_file="sparc/aout.h libgloss.h"
3197                 ;;
3198         sparc-*-netbsd*)
3199                 tm_file=sparc/netbsd.h
3200                 tmake_file=t-netbsd
3201        use_collect2=yes
3202                 ;;
3203         sparc-*-openbsd*)
3204                 # we need collect2 until our bug is fixed...
3205                 use_collect2=yes
3206                 ;;
3207         sparc-*-bsd*)
3208                 tm_file=sparc/bsd.h
3209                 ;;
3210         sparc-*-elf*)
3211                 tm_file=sparc/elf.h
3212                 tmake_file=sparc/t-elf
3213                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3214                 #float_format=i128
3215                 float_format=i64
3216                 ;;
3217         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3218                 xm_file="${xm_file} sparc/xm-linux.h"
3219                 tm_file=sparc/linux-aout.h
3220                 xmake_file=x-linux
3221                 gnu_ld=yes
3222                 ;;
3223         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3224                 xm_file="${xm_file} sparc/xm-linux.h"
3225                 xmake_file=x-linux
3226                 tm_file=sparc/linux.h
3227                 tmake_file="t-linux t-linux-gnulibc1"
3228                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3229                 gnu_ld=yes
3230                 float_format=sparc
3231                 ;;
3232         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3233                 xm_file="${xm_file} sparc/xm-linux.h"
3234                 xmake_file=x-linux
3235                 tm_file=sparc/linux.h
3236                 tmake_file="t-linux"
3237                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3238                 gnu_ld=yes
3239                 if test x$enable_threads = xyes; then
3240                         thread_file='posix'
3241                 fi
3242                 float_format=sparc
3243                 ;;
3244         sparc-*-lynxos*)
3245                 if test x$gas = xyes
3246                 then
3247                         tm_file=sparc/lynx.h
3248                 else
3249                         tm_file=sparc/lynx-ng.h
3250                 fi
3251                 xm_file=sparc/xm-lynx.h
3252                 tmake_file=sparc/t-sunos41
3253                 xmake_file=x-lynx
3254                 ;;
3255         sparc-*-rtems*|sparc-*-rtemself*)
3256                 tm_file="sparc/rtemself.h"
3257                 tmake_file="sparc/t-elf t-rtems"
3258                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3259                 #float_format=i128
3260                 float_format=i64
3261                 ;;
3262         sparc-*-rtemsaout*)
3263                 tmake_file="sparc/t-sparcbare t-rtems"
3264                 tm_file=sparc/rtems.h
3265                 ;;
3266         sparcv9-*-solaris2*)
3267                 tm_file=sparc/sol2-sld-64.h
3268                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3269                 xm_defines="USG POSIX"
3270                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3271                 xmake_file=sparc/x-sysv4
3272                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3273                 float_format=none
3274                 if test x${enable_threads} = x ; then
3275                     enable_threads=$have_pthread_h
3276                     if test x${enable_threads} = x ; then
3277                         enable_threads=$have_thread_h
3278                     fi
3279                 fi
3280                 if test x${enable_threads} = xyes ; then
3281                     if test x${have_pthread_h} = xyes ; then
3282                         thread_file='posix'
3283                     else
3284                         thread_file='solaris'
3285                     fi
3286                 fi
3287                 ;;
3288         sparc-hal-solaris2*)
3289                 xm_file=sparc/xm-sol2.h
3290                 tm_file="sparc/sol2.h sparc/hal.h"
3291                 tmake_file="sparc/t-halos sparc/t-sol2"
3292                 xmake_file=sparc/x-sysv4
3293                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3294                 broken_install=yes
3295                 ;;
3296         sparc-*-solaris2*)
3297                 if test x$gnu_ld = xyes
3298                 then
3299                         tm_file=sparc/sol2.h
3300                 else
3301                         tm_file=sparc/sol2-sld.h
3302                 fi
3303                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3304                 xm_defines="USG POSIX"
3305                 tmake_file=sparc/t-sol2
3306                 xmake_file=sparc/x-sysv4
3307                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3308                 case $machine in
3309 changequote(,)dnl
3310                 *-*-solaris2.[0-4])
3311 changequote([,])dnl
3312                         float_format=i128
3313                         ;;
3314                 *)
3315                         float_format=none
3316                         ;;
3317                 esac
3318                 if test x${enable_threads} = x; then
3319                     enable_threads=$have_pthread_h
3320                     if test x${enable_threads} = x; then
3321                         enable_threads=$have_thread_h
3322                     fi
3323                 fi
3324                 if test x${enable_threads} = xyes; then
3325                     if test x${have_pthread_h} = xyes; then
3326                         thread_file='posix'
3327                     else
3328                         thread_file='solaris'
3329                     fi
3330                 fi
3331                 ;;
3332         sparc-*-sunos4.0*)
3333                 tm_file=sparc/sunos4.h
3334                 tmake_file=sparc/t-sunos40
3335                 use_collect2=yes
3336                 ;;
3337         sparc-*-sunos4*)
3338                 tm_file=sparc/sunos4.h
3339                 tmake_file=sparc/t-sunos41
3340                 use_collect2=yes
3341                 if test x$gas = xyes; then
3342                         tm_file="${tm_file} sparc/sun4gas.h"
3343                 fi
3344                 ;;
3345         sparc-*-sunos3*)
3346                 tm_file=sparc/sun4o3.h
3347                 use_collect2=yes
3348                 ;;
3349         sparc-*-sysv4*)
3350                 tm_file=sparc/sysv4.h
3351                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3352                 xm_defines="USG POSIX"
3353                 tmake_file=t-svr4
3354                 xmake_file=sparc/x-sysv4
3355                 extra_parts="crtbegin.o crtend.o"
3356                 ;;
3357         sparc-*-vxsim*)
3358                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3359                 xm_defines="USG POSIX"
3360                 tm_file=sparc/vxsim.h
3361                 tmake_file=sparc/t-vxsparc
3362                 xmake_file=sparc/x-sysv4
3363                 ;;
3364         sparclet-*-aout*)
3365                 tm_file="sparc/splet.h libgloss.h"
3366                 tmake_file=sparc/t-splet
3367                 ;;
3368         sparclite-*-coff*)
3369                 tm_file="sparc/litecoff.h libgloss.h"
3370                 tmake_file=sparc/t-sparclite
3371                 ;;
3372         sparclite-*-aout*)
3373                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3374                 tmake_file=sparc/t-sparclite
3375                 ;;
3376         sparclite-*-elf*)
3377                 tm_file="sparc/liteelf.h libgloss.h"
3378                 tmake_file=sparc/t-sparclite
3379                 extra_parts="crtbegin.o crtend.o"
3380                 ;;
3381         sparc86x-*-aout*)
3382                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3383                 tmake_file=sparc/t-sp86x
3384                 ;;
3385         sparc86x-*-elf*)
3386                 tm_file="sparc/sp86x-elf.h libgloss.h"
3387                 tmake_file=sparc/t-sp86x
3388                 extra_parts="crtbegin.o crtend.o"
3389                 ;;
3390         sparc64-*-aout*)
3391                 tmake_file=sparc/t-sp64
3392                 tm_file=sparc/sp64-aout.h
3393                 ;;
3394         sparc64-*-elf*)
3395                 tmake_file=sparc/t-sp64
3396                 tm_file=sparc/sp64-elf.h
3397                 extra_parts="crtbegin.o crtend.o"
3398                 ;;
3399         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3400                 tmake_file="t-linux sparc/t-linux64"
3401                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3402                 tm_file=sparc/linux64.h
3403                 xmake_file=x-linux
3404                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3405                 gnu_ld=yes
3406                 float_format=sparc
3407                 ;;
3408 # This hasn't been upgraded to GCC 2.
3409 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3410 #               tm_file=tahoe/harris.h
3411 #               ;;
3412 #       tahoe-*-bsd*)                   # tahoe running BSD
3413 #               ;;
3414         thumb-*-coff* | thumbel-*-coff*)
3415                 tm_file=arm/tcoff.h
3416                 out_file=arm/thumb.c
3417                 xm_file=arm/xm-thumb.h
3418                 md_file=arm/thumb.md
3419                 tmake_file=arm/t-thumb
3420                 ;;
3421         thumb-*-elf* | thumbel-*-elf*)
3422                 tm_file=arm/telf.h
3423                 out_file=arm/thumb.c
3424                 xm_file=arm/xm-thumb.h
3425                 md_file=arm/thumb.md
3426                 tmake_file=arm/t-thumb-elf
3427                 ;;
3428         thumb-*-linux-gnu*)
3429                 tm_file=arm/linux-telf.h
3430                 out_file=arm/thumb.c
3431                 xm_file=arm/xm-thumb.h
3432                 md_file=arm/thumb.md
3433                 tmake_file=arm/t-thumb-linux
3434                 ;;
3435         thumb-*-uclinux*)
3436                 tm_file=arm/uclinux-telf.h
3437                 out_file=arm/thumb.c
3438                 md_file=arm/thumb.md
3439                 tmake_file=arm/t-thumb-linux
3440                 xm_file=arm/xm-thumb.h
3441                 ;;
3442         thumb-wrs-vxworks)
3443                 tm_file=arm/tcoff.h
3444                 out_file=arm/thumb.c
3445                 xm_file=arm/xm-thumb.h
3446                 md_file=arm/thumb.md
3447                 tmake_file=arm/t-thumb
3448                 thread_file='vxworks'
3449                 ;;
3450         thumb-*-pe)
3451                 tm_file=arm/tpe.h
3452                 out_file=arm/thumb.c
3453                 xm_file=arm/xm-thumb.h
3454                 md_file=arm/thumb.md
3455                 tmake_file=arm/t-pe-thumb
3456                 extra_objs=pe.o
3457                 ;;
3458 # This hasn't been upgraded to GCC 2.
3459 #       tron-*-*)
3460 #               cpu_type=gmicro
3461 #               use_collect2=yes
3462 #               ;;
3463         v850-*-*)
3464                 target_cpu_default="TARGET_CPU_generic"
3465                 cpu_type=v850
3466                 tm_file="v850/v850.h"
3467                 xm_file="v850/xm-v850.h"
3468                 tmake_file=v850/t-v850
3469                 if test x$stabs = xyes
3470                 then
3471                         tm_file="${tm_file} dbx.h"
3472                 fi
3473                 use_collect2=no
3474                 ;;
3475         vax-*-bsd*)                     # vaxen running BSD
3476                 use_collect2=yes
3477                 float_format=vax
3478                 ;;
3479         vax-*-sysv*)                    # vaxen running system V
3480                 tm_file="${tm_file} vax/vaxv.h"
3481                 xm_defines=USG
3482                 float_format=vax
3483                 ;;
3484         vax-*-netbsd*)
3485                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3486                 tmake_file=t-netbsd
3487                 float_format=vax
3488        use_collect2=yes
3489                 ;;
3490         vax-*-openbsd*)
3491                 tmake_file="${tmake_file} vax/t-openbsd"
3492                 ;;
3493         vax-*-ultrix*)                  # vaxen running ultrix
3494                 tm_file="${tm_file} vax/ultrix.h"
3495                 use_collect2=yes
3496                 float_format=vax
3497                 ;;
3498         vax-*-vms*)                     # vaxen running VMS
3499                 xm_file=vax/xm-vms.h
3500                 tm_file=vax/vms.h
3501                 float_format=vax
3502                 ;;
3503         vax-*-*)                        # vax default entry
3504                 float_format=vax
3505                 ;;
3506         we32k-att-sysv*)
3507                 xm_file="${xm_file} xm-svr3"
3508                 use_collect2=yes
3509                 ;;
3510         *)
3511                 echo "Configuration $machine not supported" 1>&2
3512                 exit 1
3513                 ;;
3514         esac
3515
3516         case $machine in
3517         *-*-linux-gnu*)
3518                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3519         *-*-gnu*)
3520                 # On the GNU system, the setup is just about the same on
3521                 # each different CPU.  The specific machines that GNU
3522                 # supports are matched above and just set $cpu_type.
3523                 xm_file="xm-gnu.h ${xm_file}"
3524                 tm_file=${cpu_type}/gnu.h
3525                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3526                 # GNU always uses ELF.
3527                 elf=yes
3528                 # GNU tools are the only tools.
3529                 gnu_ld=yes
3530                 gas=yes
3531                 xmake_file=x-linux      # These details are the same as Linux.
3532                 tmake_file=t-gnu        # These are not.
3533                 ;;
3534         *-*-sysv4*)
3535                 xmake_try_sysv=x-sysv
3536                 install_headers_dir=install-headers-cpio
3537                 ;;
3538         *-*-sysv*)
3539                 install_headers_dir=install-headers-cpio
3540                 ;;
3541         esac
3542
3543         # Distinguish i[34567]86
3544         # Also, do not run mips-tfile on MIPS if using gas.
3545         # Process --with-cpu= for PowerPC/rs6000
3546         target_cpu_default2=
3547         case $machine in
3548         i486-*-*)
3549                 target_cpu_default2=1
3550                 ;;
3551         i586-*-*)
3552                 case $target_alias in
3553                         k6-*)
3554                                 target_cpu_default2=4
3555                                 ;;
3556                         *)
3557                                 target_cpu_default2=2
3558                                 ;;
3559                 esac
3560                 ;;
3561         i686-*-* | i786-*-*)
3562                 target_cpu_default2=3
3563                 ;;
3564         alpha*-*-*)
3565                 case $machine in
3566                         alphaev6*)
3567                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3568                                 ;;
3569                         alphapca56*)
3570                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3571                                 ;;
3572                         alphaev56*)
3573                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3574                                 ;;
3575                         alphaev5*)
3576                                 target_cpu_default2="MASK_CPU_EV5"
3577                                 ;;
3578                 esac
3579
3580                 if test x$gas = xyes
3581                 then
3582                         if test "$target_cpu_default2" = ""
3583                         then
3584                                 target_cpu_default2="MASK_GAS"
3585                         else
3586                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3587                         fi
3588                 fi
3589                 ;;
3590         arm*-*-*)
3591                 case "x$with_cpu" in
3592                         x)
3593                                 # The most generic
3594                                 target_cpu_default2="TARGET_CPU_generic"
3595                                 ;;
3596
3597                         # Distinguish cores, and major variants
3598                         # arm7m doesn't exist, but D & I don't affect code
3599                         xarm[23678] | xarm250 | xarm[67][01]0 \
3600                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3601                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3602                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3603                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3604                                 ;;
3605
3606                         xyes | xno)
3607                                 echo "--with-cpu must be passed a value" 1>&2
3608                                 exit 1
3609                                 ;;
3610
3611                         *)
3612                                 if test x$pass2done = xyes
3613                                 then
3614                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3615                                         exit 1
3616                                 fi
3617                                 ;;
3618                 esac
3619                 ;;
3620
3621         mips*-*-ecoff* | mips*-*-elf*)
3622                 if test x$gas = xyes
3623                 then
3624                         if test x$gnu_ld = xyes
3625                         then
3626                                 target_cpu_default2=20
3627                         else
3628                                 target_cpu_default2=16
3629                         fi
3630                 fi
3631                 ;;
3632         mips*-*-*)
3633                 if test x$gas = xyes
3634                 then
3635                         target_cpu_default2=16
3636                 fi
3637                 ;;
3638         powerpc*-*-* | rs6000-*-*)
3639                 case "x$with_cpu" in
3640                         x)
3641                                 ;;
3642
3643                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3644                           | xrios1 | xrios2 | xrsc | xrsc1 \
3645                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3646                           | xec603e | x740 | x750 | x401 \
3647                           | x403 | x505 | x801 | x821 | x823 | x860)
3648                                 target_cpu_default2="\"$with_cpu\""
3649                                 ;;
3650
3651                         xyes | xno)
3652                                 echo "--with-cpu must be passed a value" 1>&2
3653                                 exit 1
3654                                 ;;
3655
3656                         *)
3657                                 if test x$pass2done = xyes
3658                                 then
3659                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3660                                         exit 1
3661                                 fi
3662                                 ;;
3663                 esac
3664                 ;;
3665         sparc*-*-*)
3666                 case ".$with_cpu" in
3667                         .)
3668                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3669                                 ;;
3670                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3671                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3672                                 ;;
3673                         *)
3674                                 if test x$pass2done = xyes
3675                                 then
3676                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3677                                         exit 1
3678                                 fi
3679                                 ;;
3680                 esac
3681                 ;;
3682         esac
3683
3684         if test "$target_cpu_default2" != ""
3685         then
3686                 if test "$target_cpu_default" != ""
3687                 then
3688                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3689                 else
3690                         target_cpu_default=$target_cpu_default2
3691                 fi
3692         fi
3693
3694         # No need for collect2 if we have the GNU linker.
3695         # Actually, there is now; GNU ld doesn't handle the EH info or
3696         # collecting for shared libraries.
3697         #case x$gnu_ld in
3698         #xyes)
3699         #       use_collect2=
3700         #       ;;
3701         #esac
3702
3703 # Save data on machine being used to compile GCC in build_xm_file.
3704 # Save data on host machine in vars host_xm_file and host_xmake_file.
3705         if test x$pass1done = x
3706         then
3707                 if test x"$xm_file" = x
3708                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3709                 else build_xm_file=$xm_file
3710                 fi
3711                 build_xm_defines=$xm_defines
3712                 build_install_headers_dir=$install_headers_dir
3713                 build_exeext=$exeext
3714                 pass1done=yes
3715         else
3716                 if test x$pass2done = x
3717                 then
3718                         if test x"$xm_file" = x
3719                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3720                         else host_xm_file=$xm_file
3721                         fi
3722                         host_xm_defines=$xm_defines
3723                         if test x"$xmake_file" = x
3724                         then xmake_file=$cpu_type/x-$cpu_type
3725                         fi
3726                         host_xmake_file="$xmake_file"
3727                         host_truncate_target=$truncate_target
3728                         host_extra_gcc_objs=$extra_gcc_objs
3729                         host_extra_objs=$extra_host_objs
3730                         host_exeext=$exeext
3731                         pass2done=yes
3732                 fi
3733         fi
3734 done
3735
3736 extra_objs="${host_extra_objs} ${extra_objs}"
3737
3738 # Default the target-machine variables that were not explicitly set.
3739 if test x"$tm_file" = x
3740 then tm_file=$cpu_type/$cpu_type.h; fi
3741
3742 if test x$extra_headers = x
3743 then extra_headers=; fi
3744
3745 if test x"$xm_file" = x
3746 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3747
3748 if test x$md_file = x
3749 then md_file=$cpu_type/$cpu_type.md; fi
3750
3751 if test x$out_file = x
3752 then out_file=$cpu_type/$cpu_type.c; fi
3753
3754 if test x"$tmake_file" = x
3755 then tmake_file=$cpu_type/t-$cpu_type
3756 fi
3757
3758 if test x"$dwarf2" = xyes
3759 then tm_file="tm-dwarf2.h $tm_file"
3760 fi
3761
3762 if test x$float_format = x
3763 then float_format=i64
3764 fi
3765
3766 if test $float_format = none
3767 then float_h_file=Makefile.in
3768 else float_h_file=float-$float_format.h
3769 fi
3770
3771 # Handle cpp installation.
3772 if test x$enable_cpp != xno
3773 then
3774   tmake_file="$tmake_file t-install-cpp"
3775 fi
3776
3777 # Say what files are being used for the output code and MD file.
3778 echo "Using \`$srcdir/config/$out_file' to output insns."
3779 echo "Using \`$srcdir/config/$md_file' as machine description file."
3780
3781 count=a
3782 for f in $tm_file; do
3783         count=${count}x
3784 done
3785 if test $count = ax; then
3786         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3787 else
3788         echo "Using the following target machine macro files:"
3789         for f in $tm_file; do
3790                 echo "  $srcdir/config/$f"
3791         done
3792 fi
3793
3794 count=a
3795 for f in $host_xm_file; do
3796         count=${count}x
3797 done
3798 if test $count = ax; then
3799         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3800 else
3801         echo "Using the following host machine macro files:"
3802         for f in $host_xm_file; do
3803                 echo "  $srcdir/config/$f"
3804         done
3805 fi
3806
3807 if test "$host_xm_file" != "$build_xm_file"; then
3808         count=a
3809         for f in $build_xm_file; do
3810                 count=${count}x
3811         done
3812         if test $count = ax; then
3813                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3814         else
3815                 echo "Using the following build machine macro files:"
3816                 for f in $build_xm_file; do
3817                         echo "  $srcdir/config/$f"
3818                 done
3819         fi
3820 fi
3821
3822 if test x$thread_file = x; then
3823         if test x$target_thread_file != x; then
3824                 thread_file=$target_thread_file
3825         else
3826                 thread_file='single'
3827         fi
3828 fi
3829
3830 # Set up the header files.
3831 # $links is the list of header files to create.
3832 # $vars is the list of shell variables with file names to include.
3833 # auto-host.h is the file containing items generated by autoconf and is
3834 # the first file included by config.h.
3835 null_defines=
3836 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3837
3838 # If host=build, it is correct to have hconfig include auto-host.h
3839 # as well.  If host!=build, we are in error and need to do more
3840 # work to find out the build config parameters.
3841 if test x$host = x$build
3842 then
3843         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3844 else
3845         # We create a subdir, then run autoconf in the subdir.
3846         # To prevent recursion we set host and build for the new
3847         # invocation of configure to the build for this invocation
3848         # of configure.
3849         tempdir=build.$$
3850         rm -rf $tempdir
3851         mkdir $tempdir
3852         cd $tempdir
3853         case ${srcdir} in
3854         /*) realsrcdir=${srcdir};;
3855         *) realsrcdir=../${srcdir};;
3856         esac
3857         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3858                 --target=$target --host=$build --build=$build
3859
3860         # We just finished tests for the build machine, so rename
3861         # the file auto-build.h in the gcc directory.
3862         mv auto-host.h ../auto-build.h
3863         cd ..
3864         rm -rf $tempdir
3865         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3866 fi
3867
3868 xm_file="gansidecl.h ${xm_file}"
3869 tm_file="gansidecl.h ${tm_file}"
3870
3871 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
3872 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
3873 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
3874
3875 rm -f config.bak
3876 if test -f config.status; then mv -f config.status config.bak; fi
3877
3878 # Make the links.
3879 while test -n "$vars"
3880 do
3881         set $vars; var=$1; shift; vars=$*
3882         set $links; link=$1; shift; links=$*
3883         set $defines; define=$1; shift; defines=$*
3884
3885         rm -f $link
3886         # Make sure the file is created, even if it is empty.
3887         echo >$link
3888
3889         # Define TARGET_CPU_DEFAULT if the system wants one.
3890         # This substitutes for lots of *.h files.
3891         if test "$target_cpu_default" != "" -a $link = tm.h
3892         then
3893                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3894         fi
3895
3896         for file in `eval echo '$'$var`; do
3897                 case $file in
3898                 auto-config.h)
3899                         ;;
3900                 *)
3901                         echo '#ifdef IN_GCC' >>$link
3902                         ;;
3903                 esac
3904                 echo "#include \"$file\"" >>$link
3905                 case $file in
3906                 auto-config.h)
3907                         ;;
3908                 *)
3909                         echo '#endif' >>$link
3910                         ;;
3911                 esac
3912         done
3913
3914         for def in `eval echo '$'$define`; do
3915                 echo "#ifndef $def" >>$link
3916                 echo "#define $def" >>$link
3917                 echo "#endif" >>$link
3918         done
3919 done
3920
3921 # Truncate the target if necessary
3922 if test x$host_truncate_target != x; then
3923         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3924 fi
3925
3926 # Get the version trigger filename from the toplevel
3927 if test "${with_gcc_version_trigger+set}" = set; then
3928         gcc_version_trigger=$with_gcc_version_trigger
3929 else
3930         gcc_version_trigger=${srcdir}/version.c
3931 fi
3932 changequote(,)dnl
3933 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3934 changequote([,])dnl
3935
3936 # Internationalization
3937 PACKAGE=gcc
3938 VERSION="$gcc_version"
3939 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3940 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3941 AC_SUBST(PACKAGE)
3942 AC_SUBST(VERSION)
3943
3944 ALL_LINGUAS="en_UK"
3945
3946 # NLS support is still experimental, so disable it by default for now.
3947 AC_ARG_ENABLE(nls,
3948   [  --enable-nls            use Native Language Support (disabled by default)],
3949   , enable_nls=no)
3950
3951 AM_GNU_GETTEXT
3952 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3953
3954 # Windows32 Registry support for specifying GCC installation paths.
3955 AC_ARG_ENABLE(win32-registry,
3956 [  --disable-win32-registry
3957                           Disable lookup of installation paths in the
3958                          Registry on Windows hosts.
3959   --enable-win32-registry Enable registry lookup (default).
3960   --enable-win32-registry=KEY
3961                           Use KEY instead of GCC version as the last portion
3962                          of the registry key.],,)
3963
3964 AC_MSG_CHECKING(whether windows registry support is requested)
3965 if test x$enable_win32_registry != xno; then
3966   AC_DEFINE(ENABLE_WIN32_REGISTRY)
3967   AC_MSG_RESULT(yes)
3968 else
3969   AC_MSG_RESULT(no)
3970 fi
3971
3972 # Check if user specified a different registry key.
3973 case x${enable_win32_registry} in
3974 x | xyes)
3975   # default.
3976   gcc_cv_win32_registry_key="$VERSION"
3977   ;;
3978 xno)
3979   # no registry lookup.
3980   gcc_cv_win32_registry_key=''
3981   ;;
3982 *)
3983   # user-specified key.
3984   gcc_cv_win32_registry_key="$enable_win32_registry"
3985   ;;
3986 esac
3987
3988 if test x$enable_win32_registry != xno; then
3989   AC_MSG_CHECKING(registry key on windows hosts)
3990   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
3991   AC_MSG_RESULT($gcc_cv_win32_registry_key)
3992 fi
3993
3994 # Get an absolute path to the GCC top-level source directory
3995 holddir=`pwd`
3996 cd $srcdir
3997 topdir=`pwd`
3998 cd $holddir
3999
4000 # Conditionalize the makefile for this host machine.
4001 # Make-host contains the concatenation of all host makefile fragments
4002 # [there can be more than one].  This file is built by configure.frag.
4003 host_overrides=Make-host
4004 dep_host_xmake_file=
4005 for f in .. ${host_xmake_file}
4006 do
4007         if test -f ${srcdir}/config/$f
4008         then
4009                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4010         fi
4011 done
4012
4013 # Conditionalize the makefile for this target machine.
4014 # Make-target contains the concatenation of all host makefile fragments
4015 # [there can be more than one].  This file is built by configure.frag.
4016 target_overrides=Make-target
4017 dep_tmake_file=
4018 for f in .. ${tmake_file}
4019 do
4020         if test -f ${srcdir}/config/$f
4021         then
4022                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4023         fi
4024 done
4025
4026 # If the host doesn't support symlinks, modify CC in
4027 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4028 # Otherwise, we can use "CC=$(CC)".
4029 rm -f symtest.tem
4030 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4031 then
4032         cc_set_by_configure="\$(CC)"
4033         quoted_cc_set_by_configure="\$(CC)"
4034         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4035 else
4036         rm -f symtest.tem
4037         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4038         then
4039                 symbolic_link="cp -p"
4040         else
4041                 symbolic_link="cp"
4042         fi
4043         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4044         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4045         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4046 fi
4047 rm -f symtest.tem
4048
4049 out_object_file=`basename $out_file .c`.o
4050
4051 tm_file_list=
4052 for f in $tm_file; do
4053   case $f in
4054     gansidecl.h )
4055        tm_file_list="${tm_file_list} $f" ;;
4056     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4057   esac
4058 done
4059
4060 host_xm_file_list=
4061 for f in $host_xm_file; do
4062   case $f in
4063     auto-host.h | gansidecl.h | hwint.h )
4064        host_xm_file_list="${host_xm_file_list} $f" ;;
4065     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4066   esac
4067 done
4068
4069 build_xm_file_list=
4070 for f in $build_xm_file; do
4071   case $f in
4072     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4073        build_xm_file_list="${build_xm_file_list} $f" ;;
4074     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4075   esac
4076 done
4077
4078 # Define macro CROSS_COMPILE in compilation
4079 # if this is a cross-compiler.
4080 # Also use all.cross instead of all.internal
4081 # and add cross-make to Makefile.
4082 cross_overrides="/dev/null"
4083 if test x$host != x$target
4084 then
4085         cross_defines="CROSS=-DCROSS_COMPILE"
4086         cross_overrides="${topdir}/cross-make"
4087 fi
4088
4089 # When building gcc with a cross-compiler, we need to fix a few things.
4090 # This must come after cross-make as we want all.build to override
4091 # all.cross.
4092 build_overrides="/dev/null"
4093 if test x$build != x$host
4094 then
4095         build_overrides="${topdir}/build-make"
4096 fi
4097
4098 # Expand extra_headers to include complete path.
4099 # This substitutes for lots of t-* files.
4100 extra_headers_list=
4101 if test "x$extra_headers" = x
4102 then true
4103 else
4104         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4105         for file in $extra_headers;
4106         do
4107                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4108         done
4109 fi
4110
4111 if test x$use_collect2 = xno; then
4112         use_collect2=
4113 fi
4114
4115 # Add a definition of USE_COLLECT2 if system wants one.
4116 # Also tell toplev.c what to do.
4117 # This substitutes for lots of t-* files.
4118 if test x$use_collect2 = x
4119 then
4120         will_use_collect2=
4121         maybe_use_collect2=
4122 else
4123         will_use_collect2="collect2"
4124         maybe_use_collect2="-DUSE_COLLECT2"
4125 fi
4126
4127 # NEED TO CONVERT
4128 # Set MD_DEPS if the real md file is in md.pre-cpp.
4129 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4130 # for line oriented comments, so we must always use a GNU cpp.  If
4131 # building gcc with a cross compiler, use the cross compiler just
4132 # built.  Otherwise, we can use the cpp just built.
4133 md_file_sub=
4134 if test "x$md_cppflags" = x
4135 then
4136         md_file_sub=$srcdir/config/$md_file
4137 else
4138         md_file=md
4139 fi
4140
4141 # If we have gas in the build tree, make a link to it.
4142 if test -f ../gas/Makefile; then
4143         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4144 fi
4145
4146 # If we have nm in the build tree, make a link to it.
4147 if test -f ../binutils/Makefile; then
4148         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4149 fi
4150
4151 # If we have ld in the build tree, make a link to it.
4152 if test -f ../ld/Makefile; then
4153 #       if test x$use_collect2 = x; then
4154 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4155 #       else
4156                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4157 #       fi
4158 fi
4159
4160 # Figure out what assembler alignment features are present.
4161 AC_MSG_CHECKING(assembler alignment features)
4162 gcc_cv_as=
4163 gcc_cv_as_alignment_features=
4164 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4165 if test -x "$DEFAULT_ASSEMBLER"; then
4166         gcc_cv_as="$DEFAULT_ASSEMBLER"
4167 elif test -x "$AS"; then
4168         gcc_cv_as="$AS"
4169 elif test -x as$host_exeext; then
4170         # Build using assembler in the current directory.
4171         gcc_cv_as=./as$host_exeext
4172 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4173         # Single tree build which includes gas.
4174         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4175         do
4176 changequote(,)dnl
4177                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4178 changequote([,])dnl
4179                 if test x$gcc_cv_gas_version != x; then
4180                         break
4181                 fi
4182         done
4183 changequote(,)dnl
4184         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4185         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4186 changequote([,])dnl
4187         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4188                 # Gas version 2.6 and later support for .balign and .p2align.
4189                 # bytes to skip when using .p2align.
4190                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4191                         gcc_cv_as_alignment_features=".balign and .p2align"
4192                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4193                 fi
4194                 # Gas version 2.8 and later support specifying the maximum
4195                 # bytes to skip when using .p2align.
4196                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4197                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4198                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4199                 fi
4200         fi
4201 elif test x$host = x$target; then
4202         # Native build.
4203         # Search the same directories that the installed compiler will
4204         # search.  Else we may find the wrong assembler and lose.  If we
4205         # do not find a suitable assembler binary, then try the user's
4206         # path.
4207         #
4208         # Also note we have to check MD_EXEC_PREFIX before checking the
4209         # user's path.  Unfortunately, there is no good way to get at the
4210         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4211         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4212         # to be fixed as part of the make/configure rewrite too.
4213
4214         if test "x$exec_prefix" = xNONE; then
4215                 if test "x$prefix" = xNONE; then
4216                         test_prefix=/usr/local
4217                 else
4218                         test_prefix=$prefix
4219                 fi
4220         else
4221                 test_prefix=$exec_prefix
4222         fi
4223
4224         # If the loop below does not find an assembler, then use whatever
4225         # one we can find in the users's path.
4226         # user's path.
4227         as=as$host_exeext
4228
4229         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4230                    $test_prefix/lib/gcc-lib/$target \
4231                    /usr/lib/gcc/$target/$gcc_version \
4232                    /usr/lib/gcc/$target \
4233                    $test_prefix/$target/bin/$target/$gcc_version \
4234                    $test_prefix/$target/bin \
4235                    /usr/libexec \
4236                    /usr/ccs/gcc \
4237                    /usr/ccs/bin \
4238                    /udk/usr/ccs/bin \
4239                    /bsd43/usr/lib/cmplrs/cc \
4240                    /usr/cross64/usr/bin \
4241                    /usr/lib/cmplrs/cc \
4242                    /sysv/usr/lib/cmplrs/cc \
4243                    /svr4/usr/lib/cmplrs/cc \
4244                    /usr/bin"
4245
4246         for dir in $test_dirs; do
4247                 if test -f $dir/as$host_exeext; then
4248                         gcc_cv_as=$dir/as$host_exeext
4249                         break;
4250                 fi
4251         done
4252 fi
4253 if test x$gcc_cv_as != x; then
4254         # Check if we have .balign and .p2align
4255         echo ".balign  4" > conftest.s
4256         echo ".p2align  2" >> conftest.s
4257         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4258                 gcc_cv_as_alignment_features=".balign and .p2align"
4259                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4260         fi
4261         rm -f conftest.s conftest.o
4262         # Check if specifying the maximum bytes to skip when
4263         # using .p2align is supported.
4264         echo ".p2align 4,,7" > conftest.s
4265         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4266                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4267                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4268         fi
4269         rm -f conftest.s conftest.o
4270 fi
4271 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4272
4273 AC_MSG_CHECKING(assembler subsection support)
4274 gcc_cv_as_subsections=
4275 if test x$gcc_cv_as != x; then
4276         # Check if we have .subsection
4277         echo ".subsection 1" > conftest.s
4278         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4279                 gcc_cv_as_subsections=".subsection"
4280                 if test -x nm$host_exeext; then
4281                         gcc_cv_nm=./nm$host_exeext
4282                 elif test x$host = x$target; then
4283                         # Native build.
4284                         gcc_cv_nm=nm$host_exeext
4285                 fi
4286                 if test x$gcc_cv_nm != x; then
4287                         cat > conftest.s <<EOF
4288 conftest_label1: .word 0
4289 .subsection -1
4290 conftest_label2: .word 0
4291 .previous
4292 EOF
4293                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4294                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4295                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4296                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4297                                         :
4298                                 else
4299                                         gcc_cv_as_subsections="working .subsection -1"
4300                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4301                                 fi
4302                         fi
4303                 fi
4304         fi
4305         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4306 fi
4307 AC_MSG_RESULT($gcc_cv_as_subsections)
4308
4309 case "$target" in
4310   sparc*-*-*)
4311     AC_MSG_CHECKING(assembler .register pseudo-op support)
4312     gcc_cv_as_register_pseudo_op=
4313     if test x$gcc_cv_as != x; then
4314         # Check if we have .register
4315         echo ".register %g2, #scratch" > conftest.s
4316         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4317                 gcc_cv_as_register_pseudo_op=yes
4318                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4319         fi
4320         rm -f conftest.s conftest.o
4321     fi
4322     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4323
4324     AC_MSG_CHECKING([assembler offsetable %lo() support])
4325     gcc_cv_as_offsetable_lo10=
4326     if test x$gcc_cv_as != x; then
4327         # Check if assembler has offsetable %lo()
4328         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4329         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4330         gcc_cv_as_flags64="-xarch=v9"
4331         if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4332                 :
4333         else
4334                 gcc_cv_as_flags64="-64"
4335                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4336                         :
4337                 else
4338                         gcc_cv_as_flags64=""
4339                 fi
4340         fi
4341         if test -n "$gcc_cv_as_flags64" ; then
4342                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4343                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4344                                 :
4345                         else
4346                                 gcc_cv_as_offsetable_lo10=yes
4347                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4348                         fi
4349                 fi
4350         fi
4351         rm -f conftest.s conftest.o conftest1.s conftest1.o
4352     fi
4353     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4354     ;;
4355
4356 changequote(,)dnl
4357   i[34567]86-*-*)
4358 changequote([,])dnl
4359     AC_MSG_CHECKING(assembler instructions)
4360     gcc_cv_as_instructions=
4361     if test x$gcc_cv_as != x; then
4362         set "filds fists" "filds mem; fists mem"
4363         while test $# -gt 0
4364         do
4365                 echo "$2" > conftest.s
4366                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4367                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4368                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4369                 fi
4370                 shift 2
4371         done
4372         rm -f conftest.s conftest.o
4373     fi
4374     AC_MSG_RESULT($gcc_cv_as_instructions)
4375     ;;
4376 esac
4377
4378 # Figure out what language subdirectories are present.
4379 # Look if the user specified --enable-languages="..."; if not, use
4380 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4381 # go away some day.
4382 if test x"${enable_languages+set}" != xset; then
4383         if test x"${LANGUAGES+set}" = xset; then
4384                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4385         else
4386                 enable_languages=all
4387         fi
4388 fi
4389 subdirs=
4390 for lang in ${srcdir}/*/config-lang.in ..
4391 do
4392         case $lang in
4393         ..) ;;
4394         # The odd quoting in the next line works around
4395         # an apparent bug in bash 1.12 on linux.
4396 changequote(,)dnl
4397         ${srcdir}/[*]/config-lang.in) ;;
4398         *)
4399           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4400           if test "x$lang_alias" = x
4401           then
4402                 echo "$lang doesn't set \$language." 1>&2
4403                 exit 1
4404           fi
4405           if test x"${enable_languages}" = xall; then
4406                 add_this_lang=yes
4407           else
4408                 case "${enable_languages}" in
4409                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4410                         add_this_lang=yes
4411                         ;;
4412                     * )
4413                         add_this_lang=no
4414                         ;;
4415                 esac
4416           fi
4417           if test x"${add_this_lang}" = xyes; then
4418                 case $lang in
4419                     ${srcdir}/ada/config-lang.in)
4420                         if test x$gnat = xyes ; then
4421                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4422                         fi
4423                         ;;
4424                     *)
4425                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4426                         ;;
4427                 esac
4428           fi
4429           ;;
4430 changequote([,])dnl
4431         esac
4432 done
4433
4434 # Make gthr-default.h if we have a thread file.
4435 gthread_flags=
4436 if test $thread_file != single; then
4437     rm -f gthr-default.h
4438     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4439     gthread_flags=-DHAVE_GTHR_DEFAULT
4440 fi
4441 AC_SUBST(gthread_flags)
4442
4443 # Make empty files to contain the specs and options for each language.
4444 # Then add #include lines to for a compiler that has specs and/or options.
4445
4446 lang_specs_files=
4447 lang_options_files=
4448 lang_tree_files=
4449 rm -f specs.h options.h gencheck.h
4450 touch specs.h options.h gencheck.h
4451 for subdir in . $subdirs
4452 do
4453         if test -f $srcdir/$subdir/lang-specs.h; then
4454                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4455                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4456         fi
4457         if test -f $srcdir/$subdir/lang-options.h; then
4458                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4459                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4460         fi
4461         if test -f $srcdir/$subdir/$subdir-tree.def; then
4462                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4463                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4464         fi
4465 done
4466
4467 # These (without "all_") are set in each config-lang.in.
4468 # `language' must be a single word so is spelled singularly.
4469 all_languages=
4470 all_boot_languages=
4471 all_compilers=
4472 all_stagestuff=
4473 all_diff_excludes=
4474 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4475 # List of language makefile fragments.
4476 all_lang_makefiles=
4477 all_headers=
4478 all_lib2funcs=
4479
4480 # Add the language fragments.
4481 # Languages are added via two mechanisms.  Some information must be
4482 # recorded in makefile variables, these are defined in config-lang.in.
4483 # We accumulate them and plug them into the main Makefile.
4484 # The other mechanism is a set of hooks for each of the main targets
4485 # like `clean', `install', etc.
4486
4487 language_fragments="Make-lang"
4488 language_hooks="Make-hooks"
4489 oldstyle_subdirs=
4490
4491 for s in .. $subdirs
4492 do
4493         if test $s != ".."
4494         then
4495                 language=
4496                 boot_language=
4497                 compilers=
4498                 stagestuff=
4499                 diff_excludes=
4500                 headers=
4501                 outputs=
4502                 lib2funcs=
4503                 . ${srcdir}/$s/config-lang.in
4504                 if test "x$language" = x
4505                 then
4506                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4507                         exit 1
4508                 fi
4509                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4510                 all_languages="$all_languages $language"
4511                 if test "x$boot_language" = xyes
4512                 then
4513                         all_boot_languages="$all_boot_languages $language"
4514                 fi
4515                 all_compilers="$all_compilers $compilers"
4516                 all_stagestuff="$all_stagestuff $stagestuff"
4517                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4518                 all_headers="$all_headers $headers"
4519                 all_outputs="$all_outputs $outputs"
4520                 if test x$outputs = x
4521                 then
4522                         oldstyle_subdirs="$oldstyle_subdirs $s"
4523                 fi
4524                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4525         fi
4526 done
4527
4528 # Since we can't use `::' targets, we link each language in
4529 # with a set of hooks, reached indirectly via lang.${target}.
4530
4531 rm -f Make-hooks
4532 touch Make-hooks
4533 target_list="all.build all.cross start.encap rest.encap \
4534         info dvi \
4535         install-normal install-common install-info install-man \
4536         uninstall distdir \
4537         mostlyclean clean distclean extraclean maintainer-clean \
4538         stage1 stage2 stage3 stage4"
4539 for t in $target_list
4540 do
4541         x=
4542         for lang in .. $all_languages
4543         do
4544                 if test $lang != ".."; then
4545                         x="$x $lang.$t"
4546                 fi
4547         done
4548         echo "lang.$t: $x" >> Make-hooks
4549 done
4550
4551 # If we're not building in srcdir, create .gdbinit.
4552
4553 if test ! -f Makefile.in; then
4554         echo "dir ." > .gdbinit
4555         echo "dir ${srcdir}" >> .gdbinit
4556         if test x$gdb_needs_out_file_path = xyes
4557         then
4558                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4559         fi
4560         if test "x$subdirs" != x; then
4561                 for s in $subdirs
4562                 do
4563                         echo "dir ${srcdir}/$s" >> .gdbinit
4564                 done
4565         fi
4566         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4567 fi
4568
4569 # Define variables host_canonical and build_canonical
4570 # because some Cygnus local changes in the Makefile depend on them.
4571 build_canonical=${build}
4572 host_canonical=${host}
4573 target_subdir=
4574 if test "${host}" != "${target}" ; then
4575     target_subdir=${target}/
4576 fi
4577 AC_SUBST(build_canonical)
4578 AC_SUBST(host_canonical)
4579 AC_SUBST(target_subdir)
4580
4581 # If this is using newlib, then define inhibit_libc in
4582 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4583 # libgcc.a, but that's OK because newib should have its own version of
4584 # assert.h.
4585 inhibit_libc=
4586 if test x$with_newlib = xyes; then
4587         inhibit_libc=-Dinhibit_libc
4588 fi
4589 AC_SUBST(inhibit_libc)
4590
4591 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4592 # absolute path for gcc_tooldir based on inserting the number of up-directory
4593 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4594 # $(libsubdir)/@(unlibsubdir) based path.
4595 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4596 # make and thus we'd get different behavior depending on where we built the
4597 # sources.
4598 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4599     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4600 else
4601 changequote(<<, >>)dnl
4602 # An explanation of the sed strings:
4603 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4604 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4605 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4606 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4607 #
4608 # (*) Note this pattern overwrites the first character of the string
4609 # with a forward slash if one is not already present.  This is not a
4610 # problem because the exact names of the sub-directories concerned is
4611 # unimportant, just the number of them matters.
4612 #
4613 # The practical upshot of these patterns is like this:
4614 #
4615 #  prefix     exec_prefix        result
4616 #  ------     -----------        ------
4617 #   /foo        /foo/bar          ../
4618 #   /foo/       /foo/bar          ../
4619 #   /foo        /foo/bar/         ../
4620 #   /foo/       /foo/bar/         ../
4621 #   /foo        /foo/bar/ugg      ../../
4622 #
4623     dollar='$$'
4624     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4625 changequote([, ])dnl
4626 fi
4627 AC_SUBST(gcc_tooldir)
4628 AC_SUBST(dollar)
4629
4630 # Nothing to do for FLOAT_H, float_format already handled.
4631 objdir=`pwd`
4632 AC_SUBST(objdir)
4633
4634 # Process the language and host/target makefile fragments.
4635 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4636
4637 # Substitute configuration variables
4638 AC_SUBST(subdirs)
4639 AC_SUBST(all_boot_languages)
4640 AC_SUBST(all_compilers)
4641 AC_SUBST(all_diff_excludes)
4642 AC_SUBST(all_headers)
4643 AC_SUBST(all_lang_makefiles)
4644 AC_SUBST(all_languages)
4645 AC_SUBST(all_lib2funcs)
4646 AC_SUBST(all_stagestuff)
4647 AC_SUBST(build_exeext)
4648 AC_SUBST(build_install_headers_dir)
4649 AC_SUBST(build_xm_file_list)
4650 AC_SUBST(cc_set_by_configure)
4651 AC_SUBST(quoted_cc_set_by_configure)
4652 AC_SUBST(cpp_install_dir)
4653 AC_SUBST(cpp_main)
4654 AC_SUBST(dep_host_xmake_file)
4655 AC_SUBST(dep_tmake_file)
4656 AC_SUBST(extra_c_flags)
4657 AC_SUBST(extra_c_objs)
4658 AC_SUBST(extra_cpp_objs)
4659 AC_SUBST(extra_cxx_objs)
4660 AC_SUBST(extra_headers_list)
4661 AC_SUBST(extra_objs)
4662 AC_SUBST(extra_parts)
4663 AC_SUBST(extra_passes)
4664 AC_SUBST(extra_programs)
4665 AC_SUBST(fixinc_defs)
4666 AC_SUBST(float_h_file)
4667 AC_SUBST(gcc_gxx_include_dir)
4668 AC_SUBST(gcc_version)
4669 AC_SUBST(gcc_version_trigger)
4670 AC_SUBST(host_exeext)
4671 AC_SUBST(host_extra_gcc_objs)
4672 AC_SUBST(host_xm_file_list)
4673 AC_SUBST(install)
4674 AC_SUBST(lang_options_files)
4675 AC_SUBST(lang_specs_files)
4676 AC_SUBST(lang_tree_files)
4677 AC_SUBST(local_prefix)
4678 AC_SUBST(maybe_use_collect2)
4679 AC_SUBST(md_file)
4680 AC_SUBST(objc_boehm_gc)
4681 AC_SUBST(out_file)
4682 AC_SUBST(out_object_file)
4683 AC_SUBST(stage_prefix_set_by_configure)
4684 AC_SUBST(symbolic_link)
4685 AC_SUBST(thread_file)
4686 AC_SUBST(tm_file_list)
4687 AC_SUBST(will_use_collect2)
4688
4689
4690 AC_SUBST_FILE(target_overrides)
4691 AC_SUBST_FILE(host_overrides)
4692 AC_SUBST(cross_defines)
4693 AC_SUBST_FILE(cross_overrides)
4694 AC_SUBST_FILE(build_overrides)
4695 AC_SUBST_FILE(language_fragments)
4696 AC_SUBST_FILE(language_hooks)
4697
4698 # Echo that links are built
4699 if test x$host = x$target
4700 then
4701         str1="native "
4702 else
4703         str1="cross-"
4704         str2=" from $host"
4705 fi
4706
4707 if test x$host != x$build
4708 then
4709         str3=" on a $build system"
4710 fi
4711
4712 if test "x$str2" != x || test "x$str3" != x
4713 then
4714         str4=
4715 fi
4716
4717 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4718
4719 if test "x$str2" != x || test "x$str3" != x
4720 then
4721         echo " ${str2}${str3}." 1>&2
4722 fi
4723
4724 # Truncate the target if necessary
4725 if test x$host_truncate_target != x; then
4726         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4727 fi
4728
4729 # Configure the subdirectories
4730 # AC_CONFIG_SUBDIRS($subdirs)
4731
4732 # Create the Makefile
4733 # and configure language subdirectories
4734 AC_OUTPUT($all_outputs,
4735 [
4736 . $srcdir/configure.lang
4737 case x$CONFIG_HEADERS in
4738 xauto-host.h:config.in)
4739 echo > cstamp-h ;;
4740 esac
4741 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4742 # bootstrapping and the installation procedure can still use
4743 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4744 # FLAGS_TO_PASS has been modified to solve the problem there.
4745 # This is virtually a duplicate of what happens in configure.lang; we do
4746 # an extra check to make sure this only happens if ln -s can be used.
4747 if test "$symbolic_link" = "ln -s"; then
4748  for d in .. ${subdirs} ; do
4749    if test $d != ..; then
4750         STARTDIR=`pwd`
4751         cd $d
4752         for t in stage1 stage2 stage3 stage4 include
4753         do
4754                 rm -f $t
4755                 $symbolic_link ../$t $t 2>/dev/null
4756         done
4757         cd $STARTDIR
4758    fi
4759  done
4760 else true ; fi
4761 # Avoid having to add intl to our include paths.
4762 if test -f intl/libintl.h; then
4763   echo creating libintl.h
4764   echo '#include "intl/libintl.h"' >libintl.h
4765 fi
4766 ],
4767 [
4768 host='${host}'
4769 build='${build}'
4770 target='${target}'
4771 target_alias='${target_alias}'
4772 srcdir='${srcdir}'
4773 subdirs='${subdirs}'
4774 oldstyle_subdirs='${oldstyle_subdirs}'
4775 symbolic_link='${symbolic_link}'
4776 program_transform_set='${program_transform_set}'
4777 program_transform_name='${program_transform_name}'
4778 dep_host_xmake_file='${dep_host_xmake_file}'
4779 host_xmake_file='${host_xmake_file}'
4780 dep_tmake_file='${dep_tmake_file}'
4781 tmake_file='${tmake_file}'
4782 thread_file='${thread_file}'
4783 gcc_version='${gcc_version}'
4784 gcc_version_trigger='${gcc_version_trigger}'
4785 local_prefix='${local_prefix}'
4786 build_install_headers_dir='${build_install_headers_dir}'
4787 build_exeext='${build_exeext}'
4788 host_exeext='${host_exeext}'
4789 out_file='${out_file}'
4790 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4791 SET_MAKE='${SET_MAKE}'
4792 target_list='${target_list}'
4793 target_overrides='${target_overrides}'
4794 host_overrides='${host_overrides}'
4795 cross_defines='${cross_defines}'
4796 cross_overrides='${cross_overrides}'
4797 build_overrides='${build_overrides}'
4798 cpp_install_dir='${cpp_install_dir}'
4799 ])