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="$with_dwarf2",
 280 dwarf2=no)
 281
 282 # Determine the host, build, and target systems
 283 AC_CANONICAL_SYSTEM
 284
 285 # Find the native compiler
 286 AC_PROG_CC
 287
 288 # If the native compiler is GCC, we can enable warnings even in stage1.
 289 # That's useful for people building cross-compilers, or just running a
 290 # quick `make'.
 291 if test "x$GCC" = "xyes"; then
 292   stage1_warn_cflags='$(WARN_CFLAGS)'
 293 else
 294   stage1_warn_cflags=""
 295 fi
 296 AC_SUBST(stage1_warn_cflags)
 297
 298 AC_PROG_MAKE_SET
 299
 300 AC_MSG_CHECKING([whether a default assembler was specified])
 301 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 302     if test x"$gas_flag" = x"no"; then
 303         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 304     else
 305         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 306     fi
 307 else
 308     AC_MSG_RESULT(no)
 309 fi
 310
 311 AC_MSG_CHECKING([whether a default linker was specified])
 312 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 313     if test x"$gnu_ld_flag" = x"no"; then
 314         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 315     else
 316         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 317     fi
 318 else
 319     AC_MSG_RESULT(no)
 320 fi
 321
 322 # Find some useful tools
 323 AC_PROG_AWK
 324 AC_PROG_LEX
 325 GCC_PROG_LN
 326 GCC_PROG_LN_S
 327 GCC_C_VOLATILE
 328 AC_PROG_RANLIB
 329 AC_PROG_YACC
 330 EGCS_PROG_INSTALL
 331
 332 AC_HEADER_STDC
 333 AC_HEADER_TIME
 334 GCC_HEADER_STRING
 335 AC_HEADER_SYS_WAIT
 336 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 337                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 338                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 339                  direct.h malloc.h)
 340
 341 # Check for thread headers.
 342 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 343 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 344
 345 # See if GNAT has been installed
 346 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 347
 348 # See if the system preprocessor understands the ANSI C preprocessor
 349 # stringification operator.
 350 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 351 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 352 [AC_TRY_COMPILE(,
 353 [#define S(x)   #x
 354 char *test = S(foo);],
 355 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 356 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 357 if test $gcc_cv_c_have_stringify = yes; then
 358   AC_DEFINE(HAVE_CPP_STRINGIFY)
 359 fi
 360
 361 # Use <inttypes.h> only if it exists,
 362 # doesn't clash with <sys/types.h>, and declares intmax_t.
 363 AC_MSG_CHECKING(for inttypes.h)
 364 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 365 [AC_TRY_COMPILE(
 366   [#include <sys/types.h>
 367 #include <inttypes.h>],
 368   [intmax_t i = -1;],
 369   [gcc_cv_header_inttypes_h=yes],
 370   gcc_cv_header_inttypes_h=no)])
 371 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 372 if test $gcc_cv_header_inttypes_h = yes; then
 373   AC_DEFINE(HAVE_INTTYPES_H)
 374 fi
 375
 376 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 377         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 378         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 379         fputs_unlocked getrusage)
 380
 381 # Make sure wchar_t is available
 382 #AC_CHECK_TYPE(wchar_t, unsigned int)
 383
 384 GCC_FUNC_VFPRINTF_DOPRNT
 385 GCC_FUNC_PRINTF_PTR
 386
 387 case "${host}" in
 388 *-*-uwin*)
 389   # Under some versions of uwin, vfork is notoriously buggy and the test
 390   # can hang configure; on other versions, vfork exists just as a stub.
 391   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 392   ac_cv_func_vfork_works=no
 393   ;;
 394 esac
 395 AC_FUNC_VFORK
 396
 397 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
 398         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 399         strsignal putc_unlocked fputs_unlocked strstr)
 400
 401 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
 402 #ifdef HAVE_MALLOC_H
 403 #include <malloc.h>
 404 #endif
 405 ])
 406
 407 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 408 #include <sys/types.h>
 409 #ifdef HAVE_SYS_RESOURCE_H
 410 #include <sys/resource.h>
 411 #endif
 412 ])
 413
 414 AC_DECL_SYS_SIGLIST
 415
 416 # mkdir takes a single argument on some systems.
 417 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 418
 419 # File extensions
 420 manext='.1'
 421 objext='.o'
 422 AC_SUBST(manext)
 423 AC_SUBST(objext)
 424
 425 build_xm_file=
 426 build_xm_defines=
 427 build_install_headers_dir=install-headers-tar
 428 build_exeext=
 429 host_xm_file=
 430 host_xm_defines=
 431 host_xmake_file=
 432 host_truncate_target=
 433 host_exeext=
 434
 435 # Decode the host machine, then the target machine.
 436 # For the host machine, we save the xm_file variable as host_xm_file;
 437 # then we decode the target machine and forget everything else
 438 # that came from the host machine.
 439 for machine in $build $host $target; do
 440
 441         out_file=
 442         xmake_file=
 443         tmake_file=
 444         extra_headers=
 445         extra_passes=
 446         extra_parts=
 447         extra_programs=
 448         extra_objs=
 449         extra_host_objs=
 450         extra_gcc_objs=
 451         xm_defines=
 452         float_format=
 453         # Set this to force installation and use of collect2.
 454         use_collect2=
 455         # Set this to override the default target model.
 456         target_cpu_default=
 457         # Set this to control how the header file directory is installed.
 458         install_headers_dir=install-headers-tar
 459         # Set this to a non-empty list of args to pass to cpp if the target
 460         # wants its .md file passed through cpp.
 461         md_cppflags=
 462         # Set this if directory names should be truncated to 14 characters.
 463         truncate_target=
 464         # Set this if gdb needs a dir command with `dirname $out_file`
 465         gdb_needs_out_file_path=
 466         # Set this if the build machine requires executables to have a
 467         # file name suffix.
 468         exeext=
 469         # Set this to control which thread package will be used.
 470         thread_file=
 471         # Reinitialize these from the flag values every loop pass, since some
 472         # configure entries modify them.
 473         gas="$gas_flag"
 474         gnu_ld="$gnu_ld_flag"
 475         enable_threads=$enable_threads_flag
 476
 477         # Set default cpu_type, tm_file and xm_file so it can be updated in
 478         # each machine entry.
 479         cpu_type=`echo $machine | sed 's/-.*$//'`
 480         case $machine in
 481         alpha*-*-*)
 482                 cpu_type=alpha
 483                 ;;
 484         arm*-*-*)
 485                 cpu_type=arm
 486                 ;;
 487         c*-convex-*)
 488                 cpu_type=convex
 489                 ;;
 490 changequote(,)dnl
 491         i[34567]86-*-*)
 492 changequote([,])dnl
 493                 cpu_type=i386
 494                 ;;
 495         hppa*-*-*)
 496                 cpu_type=pa
 497                 ;;
 498         m68000-*-*)
 499                 cpu_type=m68k
 500                 ;;
 501         mips*-*-*)
 502                 cpu_type=mips
 503                 ;;
 504         powerpc*-*-*)
 505                 cpu_type=rs6000
 506                 ;;
 507         pyramid-*-*)
 508                 cpu_type=pyr
 509                 ;;
 510         sparc*-*-*)
 511                 cpu_type=sparc
 512                 ;;
 513         esac
 514
 515         tm_file=${cpu_type}/${cpu_type}.h
 516         xm_file=${cpu_type}/xm-${cpu_type}.h
 517
 518         # On a.out targets, we need to use collect2.
 519         case $machine in
 520         *-*-*aout*)
 521                 use_collect2=yes
 522                 ;;
 523         esac
 524
 525         # Common parts for linux-gnu and openbsd systems
 526         case $machine in
 527         *-*-linux-gnu*)
 528                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 529                 ;;
 530         *-*-openbsd*)
 531                 tm_file=${cpu_type}/openbsd.h
 532                 tmake_file="t-libc-ok t-openbsd"
 533                 # avoid surprises, always provide an xm-openbsd file
 534                 xm_file=${cpu_type}/xm-openbsd.h
 535                 # don't depend on processor x-fragments as well
 536                 xmake_file=none
 537                 if test x$enable_threads = xyes; then
 538                         thread_file='posix'
 539                         tmake_file="${tmake_file} t-openbsd-thread"
 540                 fi
 541                 ;;
 542         esac
 543
 544         case $machine in
 545         # Support site-specific machine types.
 546         *local*)
 547                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 548                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 549                 xm_file=${cpu_type}/xm-$rest.h
 550                 tm_file=${cpu_type}/$rest.h
 551                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 552                 then xmake_file=${cpu_type}/x-$rest; \
 553                 else true; \
 554                 fi
 555                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 556                 then tmake_file=${cpu_type}/t-$rest; \
 557                 else true; \
 558                 fi
 559                 ;;
 560         1750a-*-*)
 561                 ;;
 562         a29k-*-bsd* | a29k-*-sym1*)
 563                 tm_file="${tm_file} a29k/unix.h"
 564                 xm_defines=USG
 565                 xmake_file=a29k/x-unix
 566                 use_collect2=yes
 567                 ;;
 568         a29k-*-udi | a29k-*-coff)
 569                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 570                 tmake_file=a29k/t-a29kbare
 571                 ;;
 572         a29k-wrs-vxworks*)
 573                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 574                 tmake_file=a29k/t-vx29k
 575                 extra_parts="crtbegin.o crtend.o"
 576                 thread_file='vxworks'
 577                 ;;
 578         a29k-*-*)                       # Default a29k environment.
 579                 use_collect2=yes
 580                 ;;
 581         alpha-*-interix)
 582                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 583
 584                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 585                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 586
 587                 # GAS + IEEE_CONFORMANT
 588                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 589
 590                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 591                 xmake_file="x-interix alpha/t-pe"
 592                 tmake_file="alpha/t-interix alpha/t-ieee"
 593                 if test x$enable_threads = xyes ; then
 594                         thread_file='posix'
 595                 fi
 596                 if test x$stabs = xyes ; then
 597                         tm_file="${tm_file} dbxcoff.h"
 598                 fi
 599                 #prefix='$$INTERIX_ROOT'/usr/contrib
 600                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 601                 ;;
 602         alpha*-*-linux-gnuecoff*)
 603                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 604                 target_cpu_default="MASK_GAS"
 605                 tmake_file="alpha/t-ieee"
 606                 gas=no
 607                 xmake_file=none
 608                 gas=yes gnu_ld=yes
 609                 ;;
 610         alpha*-*-linux-gnulibc1*)
 611                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 612                 target_cpu_default="MASK_GAS"
 613                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 614                 extra_parts="crtbegin.o crtend.o"
 615                 xmake_file=none
 616                 gas=yes gnu_ld=yes
 617                 if test x$enable_threads = xyes; then
 618                         thread_file='posix'
 619                 fi
 620                 ;;
 621         alpha*-*-linux-gnu*)
 622                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 623                 target_cpu_default="MASK_GAS"
 624                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 625                 extra_parts="crtbegin.o crtend.o"
 626                 xmake_file=none
 627                 gas=yes gnu_ld=yes
 628                 if test x$enable_threads = xyes; then
 629                         thread_file='posix'
 630                 fi
 631                 ;;
 632         alpha*-*-netbsd*)
 633                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 634                 target_cpu_default="MASK_GAS"
 635                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 636                 extra_parts="crtbegin.o crtend.o"
 637                 xmake_file=none
 638                 gas=yes gnu_ld=yes
 639                 ;;
 640
 641         alpha*-*-openbsd*)
 642                 # default x-alpha is only appropriate for dec-osf.
 643                 target_cpu_default="MASK_GAS"
 644                 tmake_file="alpha/t-ieee"
 645                 ;;
 646
 647         alpha*-dec-osf*)
 648                 if test x$stabs = xyes
 649                 then
 650                         tm_file="${tm_file} dbx.h"
 651                 fi
 652                 if test x$gas != xyes
 653                 then
 654                         extra_passes="mips-tfile mips-tdump"
 655                 fi
 656                 use_collect2=yes
 657                 tmake_file="alpha/t-ieee"
 658                 case $machine in
 659                   *-*-osf1*)
 660                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 661                     ;;
 662 changequote(,)dnl
 663                   *-*-osf[23]*)
 664 changequote([,])dnl
 665                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 666                     ;;
 667                   *-*-osf4*)
 668                     tm_file="${tm_file} alpha/osf.h"
 669                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 670                     # a broken tar, so we use cpio instead.
 671                     install_headers_dir=install-headers-cpio
 672                     ;;
 673                   *-*-osf5*)
 674                     tm_file="${tm_file} alpha/osf.h"
 675                     ;;
 676                 esac
 677                 case $machine in
 678 changequote(,)dnl
 679                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 680 changequote([,])dnl
 681                     target_cpu_default=MASK_SUPPORT_ARCH
 682                     ;;
 683                 esac
 684                 ;;
 685         alpha*-*-vxworks*)
 686                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 687                 tmake_file="alpha/t-ieee"
 688                 if [ x$gas != xyes ]
 689                 then
 690                         extra_passes="mips-tfile mips-tdump"
 691                 fi
 692                 use_collect2=yes
 693                 thread_file='vxworks'
 694                 ;;
 695         alpha*-*-winnt*)
 696                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 697                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 698                 tmake_file="t-libc-ok alpha/t-ieee"
 699                 xmake_file=winnt/x-winnt
 700                 extra_host_objs=oldnames.o
 701                 extra_gcc_objs="spawnv.o oldnames.o"
 702                 if test x$gnu_ld != xyes
 703                 then
 704                         extra_programs=ld.exe
 705                 fi
 706                 if test x$enable_threads = xyes; then
 707                         thread_file='win32'
 708                 fi
 709                 ;;
 710         alpha*-dec-vms*)
 711                 tm_file=alpha/vms.h
 712                 xm_file="${xm_file} alpha/xm-vms.h"
 713                 tmake_file="alpha/t-vms alpha/t-ieee"
 714                 ;;
 715         arc-*-elf*)
 716                 extra_parts="crtinit.o crtfini.o"
 717                 ;;
 718         arm-*-coff* | armel-*-coff*)
 719                 tm_file=arm/coff.h
 720                 tmake_file=arm/t-bare
 721                 ;;
 722         arm-*-vxworks*)
 723                 tm_file=arm/vxarm.h
 724                 tmake_file=arm/t-bare
 725                 thread_file='vxworks'
 726                 ;;
 727 changequote(,)dnl
 728         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 729 changequote([,])dnl
 730                 tm_file=arm/riscix1-1.h
 731                 use_collect2=yes
 732                 ;;
 733         arm-*-riscix*)                  # Acorn RISC machine
 734                 if test x$gas = xyes
 735                 then
 736                     tm_file=arm/rix-gas.h
 737                 else
 738                     tm_file=arm/riscix.h
 739                 fi
 740                 xmake_file=arm/x-riscix
 741                 tmake_file=arm/t-riscix
 742                 use_collect2=yes
 743                 ;;
 744         arm-semi-aout | armel-semi-aout)
 745                 tm_file=arm/semi.h
 746                 tmake_file=arm/t-semi
 747                 ;;
 748         arm-semi-aof | armel-semi-aof)
 749                 tm_file=arm/semiaof.h
 750                 tmake_file=arm/t-semiaof
 751                 ;;
 752         arm*-*-netbsd*)
 753                 tm_file=arm/netbsd.h
 754                 xm_file="arm/xm-netbsd.h ${xm_file}"
 755                 tmake_file="t-netbsd arm/t-netbsd"
 756        use_collect2=yes
 757                 ;;
 758         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 759                 cpu_type=arm
 760                 xmake_file=x-linux
 761                 tm_file=arm/linux-aout.h
 762                 tmake_file=arm/t-linux
 763                 gnu_ld=yes
 764                 ;;
 765         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 766                 xm_file=arm/xm-linux.h
 767                 xmake_file=x-linux
 768                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 769                 case $machine in
 770                 armv2*-*-*)
 771                         tm_file="arm/linux-elf26.h $tm_file"
 772                         ;;
 773                 esac
 774                 tmake_file="t-linux arm/t-linux"
 775                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 776                 gnu_ld=yes
 777                 case x${enable_threads} in
 778                 x | xyes | xpthreads | xposix)
 779                         thread_file='posix'
 780                         ;;
 781                 esac
 782                 ;;
 783         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 784                 xm_file=arm/xm-linux.h
 785                 xmake_file=x-linux
 786                 tm_file="arm/linux-elf.h"
 787                 case $machine in
 788                 armv2*-*-*)
 789                         tm_file="arm/linux-elf26.h $tm_file"
 790                         ;;
 791                 esac
 792                 tmake_file="t-linux arm/t-linux"
 793                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 794                 gnu_ld=yes
 795                 case x${enable_threads} in
 796                 x | xyes | xpthreads | xposix)
 797                         thread_file='posix'
 798                         ;;
 799                 esac
 800                 ;;
 801         arm*-*-uclinux*)                # ARM ucLinux
 802                 tm_file=arm/uclinux-elf.h
 803                 tmake_file=arm/t-arm-elf
 804                 ;;
 805         arm*-*-aout)
 806                 tm_file=arm/aout.h
 807                 tmake_file=arm/t-bare
 808                 ;;
 809         arm*-*-ecos-elf)
 810                 tm_file=arm/ecos-elf.h
 811                 tmake_file=arm/t-elf
 812                 ;;
 813         arm*-*-elf)
 814                 tm_file=arm/unknown-elf.h
 815                 tmake_file=arm/t-arm-elf
 816                 ;;
 817         arm*-*-oabi)
 818                 tm_file=arm/unknown-elf-oabi.h
 819                 tmake_file=arm/t-arm-elf
 820                 ;;
 821         arm-*-pe*)
 822                 tm_file=arm/pe.h
 823                 tmake_file=arm/t-pe
 824                 extra_objs=pe.o
 825                 ;;
 826         c1-convex-*)                    # Convex C1
 827                 target_cpu_default=1
 828                 use_collect2=yes
 829                 ;;
 830         c2-convex-*)                    # Convex C2
 831                 target_cpu_default=2
 832                 use_collect2=yes
 833                 ;;
 834         c32-convex-*)
 835                 target_cpu_default=4
 836                 use_collect2=yes
 837                 ;;
 838         c34-convex-*)
 839                 target_cpu_default=8
 840                 use_collect2=yes
 841                 ;;
 842         c38-convex-*)
 843                 target_cpu_default=16
 844                 use_collect2=yes
 845                 ;;
 846         c4x-*)
 847                 cpu_type=c4x
 848                 tmake_file=c4x/t-c4x
 849                 ;;
 850         clipper-intergraph-clix*)
 851                 tm_file="${tm_file} svr3.h clipper/clix.h"
 852                 xm_file=clipper/xm-clix.h
 853                 xmake_file=clipper/x-clix
 854                 extra_headers=va-clipper.h
 855                 extra_parts="crtbegin.o crtend.o"
 856                 install_headers_dir=install-headers-cpio
 857                 ;;
 858         dsp16xx-*)
 859                 ;;
 860         elxsi-elxsi-*)
 861                 use_collect2=yes
 862                 ;;
 863 # This hasn't been upgraded to GCC 2.
 864 #       fx80-alliant-*)                 # Alliant FX/80
 865 #               ;;
 866         h8300-*-*)
 867                 float_format=i32
 868                 ;;
 869         hppa*-*-linux*)
 870                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 871                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 872                 tmake_file="t-linux pa/t-linux"
 873                 extra_parts="crtbegin.o crtend.o"
 874                 xmake_file=none
 875                 gas=yes gnu_ld=yes
 876                 if test x$enable_threads = xyes; then
 877                         thread_file='posix'
 878                 fi
 879                 ;;
 880         hppa*-*-openbsd*)
 881                 target_cpu_default="MASK_PA_11"
 882                 tmake_file=pa/t-openbsd
 883                 ;;
 884         hppa1.1-*-pro*)
 885                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 886                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 887                 xm_file=pa/xm-papro.h
 888                 tmake_file=pa/t-pro
 889                 ;;
 890         hppa1.1-*-osf*)
 891                 target_cpu_default="MASK_PA_11"
 892                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 893                 use_collect2=yes
 894                 ;;
 895         hppa1.1-*-rtems*)
 896                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 897                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 898                 xm_file=pa/xm-papro.h
 899                 tmake_file=pa/t-pro
 900                 ;;
 901         hppa1.0-*-osf*)
 902                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 903                 use_collect2=yes
 904                 ;;
 905         hppa1.1-*-bsd*)
 906                 tm_file="${tm_file} pa/som.h"
 907                 target_cpu_default="MASK_PA_11"
 908                 use_collect2=yes
 909                 ;;
 910         hppa1.0-*-bsd*)
 911                 tm_file="${tm_file} pa/som.h"
 912                 use_collect2=yes
 913                 ;;
 914         hppa1.0-*-hpux7*)
 915                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 916                 xm_file=pa/xm-pahpux.h
 917                 xmake_file=pa/x-pa-hpux
 918                 if test x$gas = xyes
 919                 then
 920                         tm_file="${tm_file} pa/gas.h"
 921                 fi
 922                 install_headers_dir=install-headers-cpio
 923                 use_collect2=yes
 924                 ;;
 925 changequote(,)dnl
 926         hppa1.0-*-hpux8.0[0-2]*)
 927 changequote([,])dnl
 928                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 929                 xm_file=pa/xm-pahpux.h
 930                 xmake_file=pa/x-pa-hpux
 931                 if test x$gas = xyes
 932                 then
 933                         tm_file="${tm_file} pa/pa-gas.h"
 934                 else
 935                         tm_file="pa/pa-oldas.h ${tm_file}"
 936                 fi
 937                 install_headers_dir=install-headers-cpio
 938                 use_collect2=yes
 939                 ;;
 940 changequote(,)dnl
 941         hppa1.1-*-hpux8.0[0-2]*)
 942 changequote([,])dnl
 943                 target_cpu_default="MASK_PA_11"
 944                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 945                 xm_file=pa/xm-pahpux.h
 946                 xmake_file=pa/x-pa-hpux
 947                 if test x$gas = xyes
 948                 then
 949                         tm_file="${tm_file} pa/pa-gas.h"
 950                 else
 951                         tm_file="pa/pa-oldas.h ${tm_file}"
 952                 fi
 953                 install_headers_dir=install-headers-cpio
 954                 use_collect2=yes
 955                 ;;
 956         hppa1.1-*-hpux8*)
 957                 target_cpu_default="MASK_PA_11"
 958                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 959                 xm_file=pa/xm-pahpux.h
 960                 xmake_file=pa/x-pa-hpux
 961                 if test x$gas = xyes
 962                 then
 963                         tm_file="${tm_file} pa/pa-gas.h"
 964                 fi
 965                 install_headers_dir=install-headers-cpio
 966                 use_collect2=yes
 967                 ;;
 968         hppa1.0-*-hpux8*)
 969                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 970                 xm_file=pa/xm-pahpux.h
 971                 xmake_file=pa/x-pa-hpux
 972                 if test x$gas = xyes
 973                 then
 974                         tm_file="${tm_file} pa/pa-gas.h"
 975                 fi
 976                 install_headers_dir=install-headers-cpio
 977                 use_collect2=yes
 978                 ;;
 979         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 980                 target_cpu_default="MASK_PA_11"
 981                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 982                 xm_file=pa/xm-pahpux.h
 983                 xmake_file=pa/x-pa-hpux
 984                 tmake_file=pa/t-pa
 985                 if test x$gas = xyes
 986                 then
 987                         tm_file="${tm_file} pa/pa-gas.h"
 988                 fi
 989                 if test x$enable_threads = x; then
 990                     enable_threads=$have_pthread_h
 991                 fi
 992                 if test x$enable_threads = xyes; then
 993                         thread_file='dce'
 994                         tmake_file="${tmake_file} pa/t-dce-thr"
 995                 fi
 996                 install_headers_dir=install-headers-cpio
 997                 use_collect2=yes
 998                 ;;
 999         hppa1.0-*-hpux10*)
1000                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1001                 xm_file=pa/xm-pahpux.h
1002                 xmake_file=pa/x-pa-hpux
1003                 tmake_file=pa/t-pa
1004                 if test x$gas = xyes
1005                 then
1006                         tm_file="${tm_file} pa/pa-gas.h"
1007                 fi
1008                 if test x$enable_threads = x; then
1009                     enable_threads=$have_pthread_h
1010                 fi
1011                 if test x$enable_threads = xyes; then
1012                         thread_file='dce'
1013                         tmake_file="${tmake_file} pa/t-dce-thr"
1014                 fi
1015                 install_headers_dir=install-headers-cpio
1016                 use_collect2=yes
1017                 ;;
1018         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1019                 target_cpu_default="MASK_PA_11"
1020                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1021                 xm_file=pa/xm-pahpux.h
1022                 xmake_file=pa/x-pa-hpux
1023                 tmake_file=pa/t-pa
1024                 if [[ x$gas = xyes ]]
1025                 then
1026                         tm_file="${tm_file} pa/pa-gas.h"
1027                 fi
1028 #               if [[ x$enable_threads = x ]]; then
1029 #                   enable_threads=$have_pthread_h
1030 #               fi
1031 #               if [[ x$enable_threads = xyes ]]; then
1032 #                       thread_file='dce'
1033 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1034 #               fi
1035                 install_headers_dir=install-headers-cpio
1036                 use_collect2=yes
1037                 ;;
1038         hppa1.0-*-hpux11*)
1039                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1040                 xm_file=pa/xm-pahpux.h
1041                 xmake_file=pa/x-pa-hpux
1042                 if [[ x$gas = xyes ]]
1043                 then
1044                         tm_file="${tm_file} pa/pa-gas.h"
1045                 fi
1046 #               if [[ x$enable_threads = x ]]; then
1047 #                   enable_threads=$have_pthread_h
1048 #               fi
1049 #               if [[ x$enable_threads = xyes ]]; then
1050 #                       thread_file='dce'
1051 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1052 #               fi
1053                 install_headers_dir=install-headers-cpio
1054                 use_collect2=yes
1055                 ;;
1056         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1057                 target_cpu_default="MASK_PA_11"
1058                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1059                 xm_file=pa/xm-pahpux.h
1060                 xmake_file=pa/x-pa-hpux
1061                 if test x$gas = xyes
1062                 then
1063                         tm_file="${tm_file} pa/pa-gas.h"
1064                 fi
1065                 install_headers_dir=install-headers-cpio
1066                 use_collect2=yes
1067                 ;;
1068         hppa1.0-*-hpux*)
1069                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1070                 xm_file=pa/xm-pahpux.h
1071                 xmake_file=pa/x-pa-hpux
1072                 if test x$gas = xyes
1073                 then
1074                         tm_file="${tm_file} pa/pa-gas.h"
1075                 fi
1076                 install_headers_dir=install-headers-cpio
1077                 use_collect2=yes
1078                 ;;
1079         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1080                 target_cpu_default="MASK_PA_11"
1081                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1082                 xm_file=pa/xm-pahpux.h
1083                 xmake_file=pa/x-pa-hpux
1084                 if test x$gas = xyes
1085                 then
1086                         tm_file="${tm_file} pa/pa-gas.h"
1087                 fi
1088                 install_headers_dir=install-headers-cpio
1089                 use_collect2=yes
1090                 ;;
1091         hppa1.0-*-hiux*)
1092                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1093                 xm_file=pa/xm-pahpux.h
1094                 xmake_file=pa/x-pa-hpux
1095                 if test x$gas = xyes
1096                 then
1097                         tm_file="${tm_file} pa/pa-gas.h"
1098                 fi
1099                 install_headers_dir=install-headers-cpio
1100                 use_collect2=yes
1101                 ;;
1102         hppa*-*-lites*)
1103                 tm_file="${tm_file} elfos.h pa/elf.h"
1104                 target_cpu_default="MASK_PA_11"
1105                 use_collect2=yes
1106                 ;;
1107         hppa*-*-mpeix*)
1108                 tm_file="${tm_file} pa/pa-mpeix.h"
1109                 xm_file=pa/xm-pampeix.h
1110                 xmake_file=pa/x-pa-mpeix
1111                 echo "You must use gas. Assuming it is already installed."
1112                 install_headers_dir=install-headers-tar
1113                 fixincludes=Makefile.in
1114                 use_collect2=yes
1115                 ;;
1116         i370-*-opened*)                  # IBM 360/370/390 Architecture
1117                 xm_file=i370/xm-oe.h
1118                 tm_file=i370/oe.h
1119                 xmake_file=i370/x-oe
1120                 tmake_file=i370/t-oe
1121                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1122                 ;;
1123         i370-*-mvs*)
1124                 xm_file=i370/xm-mvs.h
1125                 tm_file=i370/mvs.h
1126                 tmake_file=i370/t-mvs
1127                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1128                 ;;
1129         i370-*-linux*)
1130                 xm_file="xm-linux.h i370/xm-linux.h"
1131                 xmake_file=x-linux
1132                 tm_file="i370/linux.h ${tm_file}"
1133                 tmake_file="t-linux i370/t-linux"
1134                 fixincludes=Makefile.in # The headers are ok already.
1135                 # broken_install=yes
1136                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1137                 # extra_parts="crtbegin.o crtend.o"
1138                 gnu_ld=yes
1139                 gas=yes
1140                 elf=yes
1141                 if [[ x$enable_threads = xyes ]]; then
1142                         thread_file='posix'
1143                 fi
1144                 ;;
1145 changequote(,)dnl
1146         i[34567]86-*-elf*)
1147 changequote([,])dnl
1148                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1149                 tm_file=i386/i386elf.h
1150                 tmake_file=i386/t-i386elf
1151                 xmake_file=x-svr4
1152                 ;;
1153 changequote(,)dnl
1154         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1155 changequote([,])dnl
1156                 if test x$gas = xyes
1157                 then
1158                         tm_file=i386/aix386.h
1159                         extra_parts="crtbegin.o crtend.o"
1160                         tmake_file=i386/t-crtstuff
1161                 else
1162                         tm_file=i386/aix386ng.h
1163                         use_collect2=yes
1164                 fi
1165                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1166                 xm_defines=USG
1167                 xmake_file=i386/x-aix
1168                 ;;
1169 changequote(,)dnl
1170         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1171 changequote([,])dnl
1172                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1173                 xm_defines="USG POSIX SMALL_ARG_MAX"
1174                 xmake_file=i386/x-ncr3000
1175                 if test x$stabs = xyes -a x$gas = xyes
1176                 then
1177                         tm_file=i386/sysv4gdb.h
1178                 else
1179                         tm_file=i386/sysv4.h
1180                 fi
1181                 extra_parts="crtbegin.o crtend.o"
1182                 tmake_file=i386/t-crtpic
1183                 ;;
1184 changequote(,)dnl
1185         i[34567]86-next-*)
1186 changequote([,])dnl
1187                 tm_file=i386/next.h
1188                 xm_file=i386/xm-next.h
1189                 tmake_file=i386/t-next
1190                 xmake_file=i386/x-next
1191                 extra_objs=nextstep.o
1192                 extra_parts="crtbegin.o crtend.o"
1193                 if test x$enable_threads = xyes; then
1194                         thread_file='mach'
1195                 fi
1196                 ;;
1197 changequote(,)dnl
1198         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1199 changequote([,])dnl
1200                 use_collect2=yes
1201                 if test x$gas = xyes
1202                 then
1203                         tm_file=i386/seq-gas.h
1204                 else
1205                         tm_file=i386/sequent.h
1206                 fi
1207                 ;;
1208 changequote(,)dnl
1209         i[34567]86-sequent-ptx1*)
1210 changequote([,])dnl
1211                 xm_defines="USG SVR3"
1212                 xmake_file=i386/x-sysv3
1213                 tm_file=i386/seq-sysv3.h
1214                 tmake_file=i386/t-crtstuff
1215                 extra_parts="crtbegin.o crtend.o"
1216                 install_headers_dir=install-headers-cpio
1217                 ;;
1218 changequote(,)dnl
1219         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1220 changequote([,])dnl
1221                 xm_defines="USG SVR3"
1222                 xmake_file=i386/x-sysv3
1223                 tm_file=i386/seq2-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-ptx4* | i[34567]86-sequent-sysv4*)
1230 changequote([,])dnl
1231                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1232                 xm_defines="USG POSIX SMALL_ARG_MAX"
1233                 xmake_file=x-svr4
1234                 tm_file=i386/ptx4-i.h
1235                 tmake_file=t-svr4
1236                 extra_parts="crtbegin.o crtend.o"
1237                 install_headers_dir=install-headers-cpio
1238                 ;;
1239         i386-sun-sunos*)                # Sun i386 roadrunner
1240                 xm_defines=USG
1241                 tm_file=i386/sun.h
1242                 use_collect2=yes
1243                 ;;
1244 changequote(,)dnl
1245         i[34567]86-wrs-vxworks*)
1246 changequote([,])dnl
1247                 tm_file=i386/vxi386.h
1248                 tmake_file=i386/t-i386bare
1249                 thread_file='vxworks'
1250                 ;;
1251 changequote(,)dnl
1252         i[34567]86-*-aout*)
1253 changequote([,])dnl
1254                 tm_file=i386/i386-aout.h
1255                 tmake_file=i386/t-i386bare
1256                 ;;
1257 changequote(,)dnl
1258         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1259 changequote([,])dnl
1260                 tm_file=i386/bsd386.h
1261 #               tmake_file=t-libc-ok
1262                 ;;
1263 changequote(,)dnl
1264         i[34567]86-*-bsd*)
1265 changequote([,])dnl
1266                 tm_file=i386/386bsd.h
1267 #               tmake_file=t-libc-ok
1268 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1269 #               use_collect2=yes
1270                 ;;
1271 changequote(,)dnl
1272         i[34567]86-*-freebsdelf*)
1273 changequote([,])dnl
1274                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1275                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1276                 tmake_file=t-freebsd
1277                 gas=yes
1278                 gnu_ld=yes
1279                 stabs=yes
1280                 ;;
1281 changequote(,)dnl
1282         i[34567]86-*-freebsd*)
1283 changequote([,])dnl
1284                 tm_file=i386/freebsd.h
1285                 tmake_file=t-freebsd
1286                 ;;
1287 changequote(,)dnl
1288         i[34567]86-*-netbsd*)
1289 changequote([,])dnl
1290                 tm_file=i386/netbsd.h
1291                 tmake_file=t-netbsd
1292        use_collect2=yes
1293                 ;;
1294 changequote(,)dnl
1295         i[34567]86-*-openbsd*)
1296 changequote([,])dnl
1297                 # we need collect2 until our bug is fixed...
1298                 use_collect2=yes
1299                 ;;
1300 changequote(,)dnl
1301         i[34567]86-*-coff*)
1302 changequote([,])dnl
1303                 tm_file=i386/i386-coff.h
1304                 tmake_file=i386/t-i386bare
1305                 ;;
1306 changequote(,)dnl
1307         i[34567]86-*-isc*)              # 80386 running ISC system
1308 changequote([,])dnl
1309                 xm_file="${xm_file} i386/xm-isc.h"
1310                 xm_defines="USG SVR3"
1311                 case $machine in
1312 changequote(,)dnl
1313                   i[34567]86-*-isc[34]*)
1314 changequote([,])dnl
1315                     xmake_file=i386/x-isc3
1316                     ;;
1317                   *)
1318                     xmake_file=i386/x-isc
1319                     ;;
1320                 esac
1321                 if test x$gas = xyes -a x$stabs = xyes
1322                 then
1323                         tm_file=i386/iscdbx.h
1324                         tmake_file=i386/t-svr3dbx
1325                         extra_parts="svr3.ifile svr3z.ifile"
1326                 else
1327                         tm_file=i386/isccoff.h
1328                         tmake_file=i386/t-crtstuff
1329                         extra_parts="crtbegin.o crtend.o"
1330                 fi
1331                 install_headers_dir=install-headers-cpio
1332                 ;;
1333 changequote(,)dnl
1334         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1335 changequote([,])dnl                     # with a.out format using
1336                                         # pre BFD linkers
1337                 xmake_file=x-linux-aout
1338                 tmake_file="t-linux-aout i386/t-crtstuff"
1339                 tm_file=i386/linux-oldld.h
1340                 gnu_ld=yes
1341                 float_format=i386
1342                 ;;
1343 changequote(,)dnl
1344         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1345 changequote([,])dnl                     # with a.out format
1346                 xmake_file=x-linux-aout
1347                 tmake_file="t-linux-aout i386/t-crtstuff"
1348                 tm_file=i386/linux-aout.h
1349                 gnu_ld=yes
1350                 float_format=i386
1351                 ;;
1352 changequote(,)dnl
1353         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1354 changequote([,])dnl                     # with ELF format using the
1355                                         # GNU/Linux C library 5
1356                 xmake_file=x-linux
1357                 tm_file=i386/linux.h
1358                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1359                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1360                 gnu_ld=yes
1361                 float_format=i386
1362                 if test x$enable_threads = xyes; then
1363                         thread_file='single'
1364                 fi
1365                 ;;
1366 changequote(,)dnl
1367         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1368 changequote([,])dnl                     # with ELF format using glibc 2
1369                                         # aka GNU/Linux C library 6
1370                 xmake_file=x-linux
1371                 tm_file=i386/linux.h
1372                 tmake_file="t-linux i386/t-crtstuff"
1373                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1374                 gnu_ld=yes
1375                 float_format=i386
1376                 if test x$enable_threads = xyes; then
1377                         thread_file='posix'
1378                 fi
1379                 ;;
1380 changequote(,)dnl
1381         i[34567]86-*-gnu*)
1382                 float_format=i386
1383 changequote([,])dnl
1384                 ;;
1385 changequote(,)dnl
1386         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1387 changequote([,])dnl
1388                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1389                 exit 1
1390                 ;;
1391 changequote(,)dnl
1392         i[34567]86-pc-msdosdjgpp*)
1393 changequote([,])dnl
1394                 xm_file=i386/xm-djgpp.h
1395                 tm_file=i386/djgpp.h
1396                 tmake_file=i386/t-djgpp
1397                 xmake_file=i386/x-djgpp
1398                 gnu_ld=yes
1399                 gas=yes
1400                 exeext=.exe
1401                 case $host in *pc-msdosdjgpp*)
1402                         target_alias=djgpp
1403                         ;;
1404                 esac
1405                 ;;
1406 changequote(,)dnl
1407         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1408 changequote([,])dnl
1409                 tm_file=i386/moss.h
1410                 tmake_file=t-libc-ok
1411                 gnu_ld=yes
1412                 gas=yes
1413                 ;;
1414 changequote(,)dnl
1415         i[34567]86-*-lynxos*)
1416 changequote([,])dnl
1417                 if test x$gas = xyes
1418                 then
1419                         tm_file=i386/lynx.h
1420                 else
1421                         tm_file=i386/lynx-ng.h
1422                 fi
1423                 xm_file=i386/xm-lynx.h
1424                 tmake_file=i386/t-i386bare
1425                 xmake_file=x-lynx
1426                 ;;
1427 changequote(,)dnl
1428         i[34567]86-*-mach*)
1429 changequote([,])dnl
1430                 tm_file=i386/mach.h
1431 #               tmake_file=t-libc-ok
1432                 use_collect2=yes
1433                 ;;
1434 changequote(,)dnl
1435         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1436 changequote([,])dnl
1437                 if test x$elf = xyes
1438                 then
1439                         tm_file=i386/osfelf.h
1440                         use_collect2=
1441                 else
1442                         tm_file=i386/osfrose.h
1443                         use_collect2=yes
1444                 fi
1445                 xm_file="i386/xm-osf.h ${xm_file}"
1446                 xmake_file=i386/x-osfrose
1447                 tmake_file=i386/t-osf
1448                 extra_objs=halfpic.o
1449                 ;;
1450 changequote(,)dnl
1451         i[34567]86-go32-rtems*)
1452 changequote([,])dnl
1453                 cpu_type=i386
1454                 xm_file=i386/xm-go32.h
1455                 tm_file=i386/go32-rtems.h
1456                 tmake_file="i386/t-go32 t-rtems"
1457                 ;;
1458 changequote(,)dnl
1459         i[34567]86-*-rtemself*)
1460 changequote([,])dnl
1461                 cpu_type=i386
1462                 tm_file=i386/rtemself.h
1463                 tmake_file="i386/t-i386bare t-rtems"
1464                 ;;
1465 changequote(,)dnl
1466         i[34567]86-*-rtems*)
1467 changequote([,])dnl
1468                 cpu_type=i386
1469                 tm_file=i386/rtems.h
1470                 tmake_file="i386/t-i386bare t-rtems"
1471                 ;;
1472 changequote(,)dnl
1473         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1474 changequote([,])dnl
1475                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1476                 xm_defines="USG SVR3"
1477                 xmake_file=i386/x-sco5
1478                 install_headers_dir=install-headers-cpio
1479                 tm_file=i386/sco5.h
1480                 if test x$gas = xyes
1481                 then
1482                         tm_file="i386/sco5gas.h ${tm_file}"
1483                         tmake_file=i386/t-sco5gas
1484                 else
1485                         tmake_file=i386/t-sco5
1486                 fi
1487                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1488                 ;;
1489 changequote(,)dnl
1490         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1491 changequote([,])dnl
1492                 xm_file="${xm_file} i386/xm-sco.h"
1493                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1494                 xmake_file=i386/x-sco4
1495                 install_headers_dir=install-headers-cpio
1496                 if test x$stabs = xyes
1497                 then
1498                         tm_file=i386/sco4dbx.h
1499                         tmake_file=i386/t-svr3dbx
1500                         extra_parts="svr3.ifile svr3z.rfile"
1501                 else
1502                         tm_file=i386/sco4.h
1503                         tmake_file=i386/t-crtstuff
1504                         extra_parts="crtbegin.o crtend.o"
1505                 fi
1506                 # The default EAFS filesystem supports long file names.
1507                 # Truncating the target makes $host != $target which
1508                 # makes gcc think it is doing a cross-compile.
1509                 # truncate_target=yes
1510                 ;;
1511 changequote(,)dnl
1512         i[34567]86-*-sco*)              # 80386 running SCO system
1513 changequote([,])dnl
1514                 xm_file=i386/xm-sco.h
1515                 xmake_file=i386/x-sco
1516                 install_headers_dir=install-headers-cpio
1517                 if test x$stabs = xyes
1518                 then
1519                         tm_file=i386/scodbx.h
1520                         tmake_file=i386/t-svr3dbx
1521                         extra_parts="svr3.ifile svr3z.rfile"
1522                 else
1523                         tm_file=i386/sco.h
1524                         extra_parts="crtbegin.o crtend.o"
1525                         tmake_file=i386/t-crtstuff
1526                 fi
1527                 truncate_target=yes
1528                 ;;
1529 changequote(,)dnl
1530         i[34567]86-*-solaris2*)
1531 changequote([,])dnl
1532                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1533                 xm_defines="USG POSIX SMALL_ARG_MAX"
1534                 if test x$stabs = xyes
1535                 then
1536                         tm_file=i386/sol2dbg.h
1537                 else
1538                         tm_file=i386/sol2.h
1539                 fi
1540                 tmake_file=i386/t-sol2
1541                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1542                 xmake_file=x-svr4
1543                 if test x$enable_threads = xyes; then
1544                         thread_file='solaris'
1545                 fi
1546                 ;;
1547 changequote(,)dnl
1548        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1549 changequote([,])dnl
1550                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1551                xm_defines="USG POSIX"
1552                tm_file=i386/sysv5.h
1553                if test x$stabs = xyes
1554                then
1555                        tm_file="${tm_file} dbx.h"
1556                fi
1557                tmake_file=i386/t-crtpic
1558                xmake_file=x-svr4
1559                extra_parts="crtbegin.o crtend.o"
1560                if test x$enable_threads = xyes; then
1561                        thread_file='posix'
1562                fi
1563                ;;
1564 changequote(,)dnl
1565         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1566 changequote([,])dnl
1567                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1568                 xm_defines="USG POSIX SMALL_ARG_MAX"
1569                 tm_file=i386/sysv4.h
1570                 if test x$stabs = xyes
1571                 then
1572                         tm_file="${tm_file} dbx.h"
1573                 fi
1574                 tmake_file=i386/t-crtpic
1575                 xmake_file=x-svr4
1576                 extra_parts="crtbegin.o crtend.o"
1577                 ;;
1578 changequote(,)dnl
1579         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1580 changequote([,])dnl
1581                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1582                 xm_defines="USG POSIX"
1583                 tm_file=i386/udk.h
1584                 tmake_file="i386/t-crtpic i386/t-udk"
1585                 xmake_file=x-svr4
1586                 extra_parts="crtbegin.o crtend.o"
1587                 install_headers_dir=install-headers-cpio
1588                 ;;
1589 changequote(,)dnl
1590         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1591 changequote([,])dnl
1592                 cpu_type=i386
1593                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1594                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1595                 if test x$stabs = xyes
1596                 then
1597                         tm_file=i386/osf1elfgdb.h
1598                 else
1599                         tm_file=i386/osf1elf.h
1600                 fi
1601                 tmake_file=i386/t-osf1elf
1602                 xmake_file=i386/x-osf1elf
1603                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1604                 ;;
1605 changequote(,)dnl
1606         i[34567]86-*-sysv*)             # Intel 80386's running system V
1607 changequote([,])dnl
1608                 xm_defines="USG SVR3"
1609                 xmake_file=i386/x-sysv3
1610                 if test x$gas = xyes
1611                 then
1612                         if test x$stabs = xyes
1613                         then
1614                                 tm_file=i386/svr3dbx.h
1615                                 tmake_file=i386/t-svr3dbx
1616                                 extra_parts="svr3.ifile svr3z.rfile"
1617                         else
1618                                 tm_file=i386/svr3gas.h
1619                                 extra_parts="crtbegin.o crtend.o"
1620                                 tmake_file=i386/t-crtstuff
1621                         fi
1622                 else
1623                         tm_file=i386/sysv3.h
1624                         extra_parts="crtbegin.o crtend.o"
1625                         tmake_file=i386/t-crtstuff
1626                 fi
1627                 ;;
1628         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1629                 xm_file="${xm_file} i386/xm-vsta.h"
1630                 tm_file=i386/vsta.h
1631                 tmake_file=i386/t-vsta
1632                 xmake_file=i386/x-vsta
1633                 ;;
1634 changequote(,)dnl
1635         i[34567]86-*-win32)
1636 changequote([,])dnl
1637                 xm_file="${xm_file} i386/xm-cygwin.h"
1638                 tmake_file=i386/t-cygwin
1639                 tm_file=i386/win32.h
1640                 xmake_file=i386/x-cygwin
1641                 extra_objs=winnt.o
1642                 if test x$enable_threads = xyes; then
1643                         thread_file='win32'
1644                 fi
1645                 exeext=.exe
1646                 ;;
1647 changequote(,)dnl
1648         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1649 changequote([,])dnl
1650                 xm_file="${xm_file} i386/xm-cygwin.h"
1651                 tmake_file=i386/t-cygwin
1652                 tm_file=i386/cygwin.h
1653                 xmake_file=i386/x-cygwin
1654                 extra_objs=winnt.o
1655                 if test x$enable_threads = xyes; then
1656                         thread_file='win32'
1657                 fi
1658                 exeext=.exe
1659                 ;;
1660 changequote(,)dnl
1661         i[34567]86-*-mingw32*)
1662 changequote([,])dnl
1663                 tm_file=i386/mingw32.h
1664                 xm_file="${xm_file} i386/xm-mingw32.h"
1665                 tmake_file="i386/t-cygwin i386/t-mingw32"
1666                 extra_objs=winnt.o
1667                 xmake_file=i386/x-cygwin
1668                 if test x$enable_threads = xyes; then
1669                         thread_file='win32'
1670                 fi
1671                 exeext=.exe
1672                 case $machine in
1673                         *mingw32msv*)
1674                                 ;;
1675                         *minwg32crt* | *mingw32*)
1676                                 tm_file="${tm_file} i386/crtdll.h"
1677                                 ;;
1678                 esac
1679                 ;;
1680 changequote(,)dnl
1681         i[34567]86-*-uwin*)
1682 changequote([,])dnl
1683                 tm_file=i386/uwin.h
1684                 xm_file="${xm_file} i386/xm-uwin.h"
1685                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1686                 tmake_file="i386/t-cygwin i386/t-uwin"
1687                 extra_objs=winnt.o
1688                 xmake_file=i386/x-cygwin
1689                 if test x$enable_threads = xyes; then
1690                         thread_file='win32'
1691                 fi
1692                 exeext=.exe
1693                 ;;
1694 changequote(,)dnl
1695         i[34567]86-*-interix*)
1696 changequote([,])dnl
1697                 tm_file="i386/i386-interix.h interix.h"
1698                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1699                 xm_defines="USG NO_SYS_SIGLIST"
1700                 tmake_file="i386/t-interix"
1701                 extra_objs=interix.o
1702                 xmake_file=x-interix
1703                 if test x$enable_threads = xyes ; then
1704                         thread_file='posix'
1705                 fi
1706                 if test x$stabs = xyes ; then
1707                         tm_file="${tm_file} dbxcoff.h"
1708                 fi
1709                 ;;
1710 changequote(,)dnl
1711         i[34567]86-*-winnt3*)
1712 changequote([,])dnl
1713                 tm_file=i386/win-nt.h
1714                 out_file=i386/i386.c
1715                 xm_file="xm-winnt.h ${xm_file}"
1716                 xmake_file=winnt/x-winnt
1717                 tmake_file=i386/t-winnt
1718                 extra_host_objs="winnt.o oldnames.o"
1719                 extra_gcc_objs="spawnv.o oldnames.o"
1720                 if test x$gnu_ld != xyes
1721                 then
1722                         extra_programs=ld.exe
1723                 fi
1724                 if test x$enable_threads = xyes; then
1725                         thread_file='win32'
1726                 fi
1727                 ;;
1728 changequote(,)dnl
1729         i[34567]86-dg-dgux*)
1730 changequote([,])dnl
1731                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1732                 xm_defines="USG POSIX"
1733                 out_file=i386/dgux.c
1734                 tm_file=i386/dgux.h
1735                 tmake_file=i386/t-dgux
1736                 xmake_file=i386/x-dgux
1737                 install_headers_dir=install-headers-cpio
1738               ;;
1739         i860-alliant-*)         # Alliant FX/2800
1740                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1741                 xm_file="${xm_file}"
1742                 xmake_file=i860/x-fx2800
1743                 tmake_file=i860/t-fx2800
1744                 extra_parts="crtbegin.o crtend.o"
1745                 ;;
1746         i860-*-bsd*)
1747                 tm_file="${tm_file} i860/bsd.h"
1748                 if test x$gas = xyes
1749                 then
1750                         tm_file="${tm_file} i860/bsd-gas.h"
1751                 fi
1752                 use_collect2=yes
1753                 ;;
1754         i860-*-mach*)
1755                 tm_file="${tm_file} i860/mach.h"
1756                 tmake_file=t-libc-ok
1757                 ;;
1758         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1759                 tm_file="${tm_file} svr3.h i860/paragon.h"
1760                 xm_defines="USG SVR3"
1761                 tmake_file=t-osf
1762                 ;;
1763         i860-*-sysv3*)
1764                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1765                 xm_defines="USG SVR3"
1766                 xmake_file=i860/x-sysv3
1767                 extra_parts="crtbegin.o crtend.o"
1768                 ;;
1769         i860-*-sysv4*)
1770                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1771                 xm_defines="USG SVR3"
1772                 xmake_file=i860/x-sysv4
1773                 tmake_file=t-svr4
1774                 extra_parts="crtbegin.o crtend.o"
1775                 ;;
1776         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1777                 tm_file="${tm_file} i960/vx960.h"
1778                 tmake_file=i960/t-vxworks960
1779                 use_collect2=yes
1780                 thread_file='vxworks'
1781                 ;;
1782         i960-wrs-vxworks5* | i960-wrs-vxworks)
1783                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1784                 tmake_file=i960/t-vxworks960
1785                 use_collect2=yes
1786                 thread_file='vxworks'
1787                 ;;
1788         i960-wrs-vxworks*)
1789                 tm_file="${tm_file} i960/vx960.h"
1790                 tmake_file=i960/t-vxworks960
1791                 use_collect2=yes
1792                 thread_file='vxworks'
1793                 ;;
1794         i960-*-coff*)
1795                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1796                 tmake_file=i960/t-960bare
1797                 use_collect2=yes
1798                 ;;
1799         i960-*-rtems)
1800                 tmake_file="i960/t-960bare t-rtems"
1801                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1802                 use_collect2=yes
1803                 ;;
1804         i960-*-*)                       # Default i960 environment.
1805                 use_collect2=yes
1806                 ;;
1807         m32r-*-elf*)
1808                 extra_parts="crtinit.o crtfini.o"
1809                 ;;
1810         m68000-convergent-sysv*)
1811                 tm_file=m68k/ctix.h
1812                 xm_file="m68k/xm-3b1.h ${xm_file}"
1813                 xm_defines=USG
1814                 use_collect2=yes
1815                 extra_headers=math-68881.h
1816                 ;;
1817         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1818                 tm_file=m68k/hp2bsd.h
1819                 xmake_file=m68k/x-hp2bsd
1820                 use_collect2=yes
1821                 extra_headers=math-68881.h
1822                 ;;
1823         m68000-hp-hpux*)                # HP 9000 series 300
1824                 xm_file="xm_alloca.h ${xm_file}"
1825                 xm_defines="USG NO_SYS_SIGLIST"
1826                 if test x$gas = xyes
1827                 then
1828                         xmake_file=m68k/x-hp320g
1829                         tm_file=m68k/hp310g.h
1830                 else
1831                         xmake_file=m68k/x-hp320
1832                         tm_file=m68k/hp310.h
1833                 fi
1834                 install_headers_dir=install-headers-cpio
1835                 use_collect2=yes
1836                 extra_headers=math-68881.h
1837                 ;;
1838         m68000-sun-sunos3*)
1839                 tm_file=m68k/sun2.h
1840                 use_collect2=yes
1841                 extra_headers=math-68881.h
1842                 ;;
1843         m68000-sun-sunos4*)
1844                 tm_file=m68k/sun2o4.h
1845                 use_collect2=yes
1846                 extra_headers=math-68881.h
1847                 ;;
1848         m68000-att-sysv*)
1849                 xm_file="m68k/xm-3b1.h ${xm_file}"
1850                 xm_defines=USG
1851                 if test x$gas = xyes
1852                 then
1853                         tm_file=m68k/3b1g.h
1854                 else
1855                         tm_file=m68k/3b1.h
1856                 fi
1857                 use_collect2=yes
1858                 extra_headers=math-68881.h
1859                 ;;
1860         m68k-apple-aux*)                # Apple Macintosh running A/UX
1861                 xm_defines="USG AUX"
1862                 tmake_file=m68k/t-aux
1863                 install_headers_dir=install-headers-cpio
1864                 extra_headers=math-68881.h
1865                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1866                 tm_file=
1867                 if test "$gnu_ld" = yes
1868                 then
1869                         tm_file="${tm_file} m68k/auxgld.h"
1870                 else
1871                         tm_file="${tm_file} m68k/auxld.h"
1872                 fi
1873                 if test "$gas" = yes
1874                 then
1875                         tm_file="${tm_file} m68k/auxgas.h"
1876                 else
1877                         tm_file="${tm_file} m68k/auxas.h"
1878                 fi
1879                 tm_file="${tm_file} m68k/a-ux.h"
1880                 float_format=m68k
1881                 ;;
1882         m68k-apollo-*)
1883                 tm_file=m68k/apollo68.h
1884                 xmake_file=m68k/x-apollo68
1885                 use_collect2=yes
1886                 extra_headers=math-68881.h
1887                 float_format=m68k
1888                 ;;
1889         m68k-altos-sysv*)                  # Altos 3068
1890                 if test x$gas = xyes
1891                 then
1892                         tm_file=m68k/altos3068.h
1893                         xm_defines=USG
1894                 else
1895                         echo "The Altos is supported only with the GNU assembler" 1>&2
1896                         exit 1
1897                 fi
1898                 extra_headers=math-68881.h
1899                 ;;
1900         m68k-bull-sysv*)                # Bull DPX/2
1901                 if test x$gas = xyes
1902                 then
1903                         if test x$stabs = xyes
1904                         then
1905                                 tm_file=m68k/dpx2cdbx.h
1906                         else
1907                                 tm_file=m68k/dpx2g.h
1908                         fi
1909                 else
1910                         tm_file=m68k/dpx2.h
1911                 fi
1912                 xm_file="xm-alloca.h ${xm_file}"
1913                 xm_defines=USG
1914                 xmake_file=m68k/x-dpx2
1915                 use_collect2=yes
1916                 extra_headers=math-68881.h
1917                 ;;
1918         m68k-atari-sysv4*)              # Atari variant of V.4.
1919                 tm_file=m68k/atari.h
1920                 xm_file="xm-alloca.h ${xm_file}"
1921                 xm_defines="USG FULL_PROTOTYPES"
1922                 tmake_file=t-svr4
1923                 extra_parts="crtbegin.o crtend.o"
1924                 extra_headers=math-68881.h
1925                 float_format=m68k
1926                 ;;
1927         m68k-motorola-sysv*)
1928                 tm_file=m68k/mot3300.h
1929                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1930                 xm_defines=NO_SYS_SIGLIST
1931                 if test x$gas = xyes
1932                 then
1933                         xmake_file=m68k/x-mot3300-gas
1934                         if test x$gnu_ld = xyes
1935                         then
1936                                 tmake_file=m68k/t-mot3300-gald
1937                         else
1938                                 tmake_file=m68k/t-mot3300-gas
1939                                 use_collect2=yes
1940                         fi
1941                 else
1942                         xmake_file=m68k/x-mot3300
1943                         if test x$gnu_ld = xyes
1944                         then
1945                                 tmake_file=m68k/t-mot3300-gld
1946                         else
1947                                 tmake_file=m68k/t-mot3300
1948                                 use_collect2=yes
1949                         fi
1950                 fi
1951                 gdb_needs_out_file_path=yes
1952                 extra_parts="crt0.o mcrt0.o"
1953                 extra_headers=math-68881.h
1954                 float_format=m68k
1955                 ;;
1956         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1957                 tm_file=m68k/tower-as.h
1958                 xm_defines="USG SVR3"
1959                 xmake_file=m68k/x-tower
1960                 extra_parts="crtbegin.o crtend.o"
1961                 extra_headers=math-68881.h
1962                 ;;
1963         m68k-plexus-sysv*)
1964                 tm_file=m68k/plexus.h
1965                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1966                 xm_defines=USG
1967                 use_collect2=yes
1968                 extra_headers=math-68881.h
1969                 ;;
1970         m68k-tti-*)
1971                 tm_file=m68k/pbb.h
1972                 xm_file="xm-alloca.h ${xm_file}"
1973                 xm_defines=USG
1974                 extra_headers=math-68881.h
1975                 ;;
1976         m68k-crds-unos*)
1977                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1978                 xm_defines="USG unos"
1979                 xmake_file=m68k/x-crds
1980                 tm_file=m68k/crds.h
1981                 use_collect2=yes
1982                 extra_headers=math-68881.h
1983                 ;;
1984         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1985                 tm_file=m68k/amix.h
1986                 xm_file="xm-alloca.h ${xm_file}"
1987                 xm_defines="USG FULL_PROTOTYPES"
1988                 xmake_file=m68k/x-amix
1989                 tmake_file=t-svr4
1990                 extra_parts="crtbegin.o crtend.o"
1991                 extra_headers=math-68881.h
1992                 float_format=m68k
1993                 ;;
1994         m68k-ccur-rtu)
1995                 tm_file=m68k/ccur-GAS.h
1996                 xmake_file=m68k/x-ccur
1997                 extra_headers=math-68881.h
1998                 use_collect2=yes
1999                 float_format=m68k
2000                 ;;
2001         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2002                 tm_file=m68k/hp3bsd44.h
2003                 xmake_file=m68k/x-hp3bsd44
2004                 use_collect2=yes
2005                 extra_headers=math-68881.h
2006                 float_format=m68k
2007                 ;;
2008         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2009                 tm_file=m68k/hp3bsd.h
2010                 use_collect2=yes
2011                 extra_headers=math-68881.h
2012                 float_format=m68k
2013                 ;;
2014         m68k-isi-bsd*)
2015                 if test x$with_fp = xno
2016                 then
2017                         tm_file=m68k/isi-nfp.h
2018                 else
2019                         tm_file=m68k/isi.h
2020                         float_format=m68k
2021                 fi
2022                 use_collect2=yes
2023                 extra_headers=math-68881.h
2024                 ;;
2025         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2026                 xm_file="xm_alloca.h ${xm_file}"
2027                 xm_defines="USG NO_SYS_SIGLIST"
2028                 if test x$gas = xyes
2029                 then
2030                         xmake_file=m68k/x-hp320g
2031                         tm_file=m68k/hp320g.h
2032                 else
2033                         xmake_file=m68k/x-hp320
2034                         tm_file=m68k/hpux7.h
2035                 fi
2036                 install_headers_dir=install-headers-cpio
2037                 use_collect2=yes
2038                 extra_headers=math-68881.h
2039                 float_format=m68k
2040                 ;;
2041         m68k-hp-hpux*)  # HP 9000 series 300
2042                 xm_file="xm_alloca.h ${xm_file}"
2043                 xm_defines="USG NO_SYS_SIGLIST"
2044                 if test x$gas = xyes
2045                 then
2046                         xmake_file=m68k/x-hp320g
2047                         tm_file=m68k/hp320g.h
2048                 else
2049                         xmake_file=m68k/x-hp320
2050                         tm_file=m68k/hp320.h
2051                 fi
2052                 install_headers_dir=install-headers-cpio
2053                 use_collect2=yes
2054                 extra_headers=math-68881.h
2055                 float_format=m68k
2056                 ;;
2057         m68k-sun-mach*)
2058                 tm_file=m68k/sun3mach.h
2059                 use_collect2=yes
2060                 extra_headers=math-68881.h
2061                 float_format=m68k
2062                 ;;
2063         m68k-sony-newsos3*)
2064                 if test x$gas = xyes
2065                 then
2066                         tm_file=m68k/news3gas.h
2067                 else
2068                         tm_file=m68k/news3.h
2069                 fi
2070                 use_collect2=yes
2071                 extra_headers=math-68881.h
2072                 float_format=m68k
2073                 ;;
2074         m68k-sony-bsd* | m68k-sony-newsos*)
2075                 if test x$gas = xyes
2076                 then
2077                         tm_file=m68k/newsgas.h
2078                 else
2079                         tm_file=m68k/news.h
2080                 fi
2081                 use_collect2=yes
2082                 extra_headers=math-68881.h
2083                 float_format=m68k
2084                 ;;
2085         m68k-next-nextstep2*)
2086                 tm_file=m68k/next21.h
2087                 xm_file="m68k/xm-next.h ${xm_file}"
2088                 tmake_file=m68k/t-next
2089                 xmake_file=m68k/x-next
2090                 extra_objs=nextstep.o
2091                 extra_headers=math-68881.h
2092                 use_collect2=yes
2093                 float_format=m68k
2094                 ;;
2095         m68k-next-nextstep3*)
2096                 tm_file=m68k/next.h
2097                 xm_file="m68k/xm-next.h ${xm_file}"
2098                 tmake_file=m68k/t-next
2099                 xmake_file=m68k/x-next
2100                 extra_objs=nextstep.o
2101                 extra_parts="crtbegin.o crtend.o"
2102                 extra_headers=math-68881.h
2103                 float_format=m68k
2104                 if test x$enable_threads = xyes; then
2105                         thread_file='mach'
2106                 fi
2107                 ;;
2108         m68k-sun-sunos3*)
2109                 if test x$with_fp = xno
2110                 then
2111                         tm_file=m68k/sun3n3.h
2112                 else
2113                         tm_file=m68k/sun3o3.h
2114                         float_format=m68k
2115                 fi
2116                 use_collect2=yes
2117                 extra_headers=math-68881.h
2118                 ;;
2119         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2120                 if test x$with_fp = xno
2121                 then
2122                         tm_file=m68k/sun3n.h
2123                 else
2124                         tm_file=m68k/sun3.h
2125                         float_format=m68k
2126                 fi
2127                 use_collect2=yes
2128                 extra_headers=math-68881.h
2129                 ;;
2130         m68k-wrs-vxworks*)
2131                 tm_file=m68k/vxm68k.h
2132                 tmake_file=m68k/t-vxworks68
2133                 extra_headers=math-68881.h
2134                 thread_file='vxworks'
2135                 float_format=m68k
2136                 ;;
2137         m68k-*-aout*)
2138                 tmake_file=m68k/t-m68kbare
2139                 tm_file="m68k/m68k-aout.h libgloss.h"
2140                 extra_headers=math-68881.h
2141                 float_format=m68k
2142                 ;;
2143         m68k-*-coff*)
2144                 tmake_file=m68k/t-m68kbare
2145                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2146                 extra_headers=math-68881.h
2147                 float_format=m68k
2148                 ;;
2149         m68020-*-elf* | m68k-*-elf*)
2150                 tm_file="m68k/m68020-elf.h"
2151                 xm_file=m68k/xm-m68kv.h
2152                 tmake_file=m68k/t-m68kelf
2153                 header_files=math-68881.h
2154                 ;;
2155         m68k-*-lynxos*)
2156                 if test x$gas = xyes
2157                 then
2158                         tm_file=m68k/lynx.h
2159                 else
2160                         tm_file=m68k/lynx-ng.h
2161                 fi
2162                 xm_file=m68k/xm-lynx.h
2163                 xmake_file=x-lynx
2164                 tmake_file=m68k/t-lynx
2165                 extra_headers=math-68881.h
2166                 float_format=m68k
2167                 ;;
2168         m68k*-*-netbsd*)
2169                 tm_file=m68k/netbsd.h
2170                 tmake_file=t-netbsd
2171                 float_format=m68k
2172        use_collect2=yes
2173                 ;;
2174         m68k*-*-openbsd*)
2175                 float_format=m68k
2176                 # we need collect2 until our bug is fixed...
2177                 use_collect2=yes
2178                 ;;
2179         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2180                 xm_file="xm-alloca.h ${xm_file}"
2181                 xm_defines=USG
2182                 xmake_file=m68k/x-m68kv
2183                 extra_parts="crtbegin.o crtend.o"
2184                 extra_headers=math-68881.h
2185                 float_format=m68k
2186                 ;;
2187         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2188                 tm_file=m68k/m68kv4.h
2189                 xm_file="xm-alloca.h ${xm_file}"
2190                 xm_defines=USG
2191                 tmake_file=t-svr4
2192                 extra_parts="crtbegin.o crtend.o"
2193                 extra_headers=math-68881.h
2194                 float_format=m68k
2195                 ;;
2196         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2197                                         # with a.out format
2198                 xmake_file=x-linux
2199                 tm_file=m68k/linux-aout.h
2200                 tmake_file="t-linux-aout m68k/t-linux-aout"
2201                 extra_headers=math-68881.h
2202                 float_format=m68k
2203                 gnu_ld=yes
2204                 ;;
2205         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2206                                         # with ELF format using the
2207                                         # GNU/Linux C library 5
2208                 xmake_file=x-linux
2209                 tm_file=m68k/linux.h
2210                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2211                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2212                 extra_headers=math-68881.h
2213                 float_format=m68k
2214                 gnu_ld=yes
2215                 ;;
2216         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2217                                         # with ELF format using glibc 2
2218                                         # aka the GNU/Linux C library 6.
2219                 xmake_file=x-linux
2220                 tm_file=m68k/linux.h
2221                 tmake_file="t-linux m68k/t-linux"
2222                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2223                 extra_headers=math-68881.h
2224                 float_format=m68k
2225                 gnu_ld=yes
2226                 if test x$enable_threads = xyes; then
2227                         thread_file='posix'
2228                 fi
2229                 ;;
2230         m68k-*-psos*)
2231                 tmake_file=m68k/t-m68kbare
2232                 tm_file=m68k/m68k-psos.h
2233                 extra_headers=math-68881.h
2234                 float_format=m68k
2235                 ;;
2236         m68k-*-rtems*)
2237                 tmake_file="m68k/t-m68kbare t-rtems"
2238                 tm_file=m68k/rtems.h
2239                 extra_headers=math-68881.h
2240                 float_format=m68k
2241                 ;;
2242
2243         m88k-dg-dgux*)
2244                 case $machine in
2245                   m88k-dg-dguxbcs*)
2246                     tm_file=m88k/dguxbcs.h
2247                     tmake_file=m88k/t-dguxbcs
2248                     ;;
2249                   *)
2250                     tm_file=m88k/dgux.h
2251                     tmake_file=m88k/t-dgux
2252                     ;;
2253                 esac
2254                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2255                 xmake_file=m88k/x-dgux
2256                 if test x$gas = xyes
2257                 then
2258                         tmake_file=m88k/t-dgux-gas
2259                 fi
2260                 ;;
2261         m88k-dolphin-sysv3*)
2262                 tm_file=m88k/dolph.h
2263                 extra_parts="crtbegin.o crtend.o"
2264                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2265                 xmake_file=m88k/x-dolph
2266                 if test x$gas = xyes
2267                 then
2268                         tmake_file=m88k/t-m88k-gas
2269                 fi
2270                 ;;
2271         m88k-tektronix-sysv3)
2272                 tm_file=m88k/tekXD88.h
2273                 extra_parts="crtbegin.o crtend.o"
2274                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2275                 xmake_file=m88k/x-tekXD88
2276                 if test x$gas = xyes
2277                 then
2278                         tmake_file=m88k/t-m88k-gas
2279                 fi
2280                 ;;
2281         m88k-*-aout*)
2282                 tm_file=m88k/m88k-aout.h
2283                 ;;
2284         m88k-*-coff*)
2285                 tm_file=m88k/m88k-coff.h
2286                 tmake_file=m88k/t-bug
2287                 ;;
2288         m88k-*-luna*)
2289                 tm_file=m88k/luna.h
2290                 extra_parts="crtbegin.o crtend.o"
2291                 if test x$gas = xyes
2292                 then
2293                         tmake_file=m88k/t-luna-gas
2294                 else
2295                         tmake_file=m88k/t-luna
2296                 fi
2297                 ;;
2298         m88k-*-openbsd*)
2299                 tmake_file="${tmake_file} m88k/t-luna-gas"
2300                 ;;
2301         m88k-*-sysv3*)
2302                 tm_file=m88k/sysv3.h
2303                 extra_parts="crtbegin.o crtend.o"
2304                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2305                 xmake_file=m88k/x-sysv3
2306                 if test x$gas = xyes
2307                 then
2308                         tmake_file=m88k/t-m88k-gas
2309                 fi
2310                 ;;
2311         m88k-*-sysv4*)
2312                 tm_file=m88k/sysv4.h
2313                 extra_parts="crtbegin.o crtend.o"
2314                 xmake_file=m88k/x-sysv4
2315                 tmake_file=m88k/t-sysv4
2316                 ;;
2317         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2318                 if test "x$gnu_ld" = xyes
2319                 then
2320                         tm_file="mips/iris6.h mips/iris6gld.h"
2321                 else
2322                         tm_file=mips/iris6.h
2323                 fi
2324                 tmake_file=mips/t-iris6
2325                 xm_file=mips/xm-iris6.h
2326                 xmake_file=mips/x-iris6
2327 #               if test x$enable_threads = xyes; then
2328 #                       thread_file='irix'
2329 #               fi
2330                 ;;
2331         mips-wrs-vxworks)
2332                 tm_file="mips/elf.h mips/vxworks.h"
2333                 tmake_file=mips/t-ecoff
2334                 gas=yes
2335                 gnu_ld=yes
2336                 extra_parts="crtbegin.o crtend.o"
2337                 thread_file='vxworks'
2338                 ;;
2339         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2340                 tm_file="mips/iris6.h mips/cross64.h"
2341                 xm_defines=USG
2342                 xm_file="mips/xm-iris5.h"
2343                 xmake_file=mips/x-iris
2344                 tmake_file=mips/t-cross64
2345                 # See comment in mips/iris[56].h files.
2346                 use_collect2=yes
2347 #               if test x$enable_threads = xyes; then
2348 #                       thread_file='irix'
2349 #               fi
2350                 ;;
2351         mips-sni-sysv4)
2352                 if test x$gas = xyes
2353                 then
2354                         if test x$stabs = xyes
2355                         then
2356                                 tm_file=mips/iris5gdb.h
2357                         else
2358                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2359                         fi
2360                 else
2361                         tm_file=mips/sni-svr4.h
2362                 fi
2363                 xm_defines=USG
2364                 xmake_file=mips/x-sni-svr4
2365                 tmake_file=mips/t-mips-gas
2366                 if test x$gnu_ld != xyes
2367                 then
2368                         use_collect2=yes
2369                 fi
2370                 ;;
2371         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2372                 if test x$gas = xyes
2373                 then
2374                         tm_file="mips/iris5.h mips/iris5gas.h"
2375                         if test x$stabs = xyes
2376                         then
2377                                 tm_file="${tm_file} dbx.h"
2378                         fi
2379                 else
2380                         tm_file=mips/iris5.h
2381                 fi
2382                 xm_defines=USG
2383                 xm_file="mips/xm-iris5.h"
2384                 xmake_file=mips/x-iris
2385                 # mips-tfile doesn't work yet
2386                 tmake_file=mips/t-mips-gas
2387                 # See comment in mips/iris5.h file.
2388                 use_collect2=yes
2389 #               if test x$enable_threads = xyes; then
2390 #                       thread_file='irix'
2391 #               fi
2392                 ;;
2393         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2394                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2395                 if test x$stabs = xyes; then
2396                         tm_file="${tm_file} dbx.h"
2397                 fi
2398                 xm_defines=USG
2399                 xmake_file=mips/x-iris
2400                 if test x$gas = xyes
2401                 then
2402                         tmake_file=mips/t-mips-gas
2403                 else
2404                         extra_passes="mips-tfile mips-tdump"
2405                 fi
2406                 if test x$gnu_ld != xyes
2407                 then
2408                         use_collect2=yes
2409                 fi
2410 #               if test x$enable_threads = xyes; then
2411 #                       thread_file='irix'
2412 #               fi
2413                 ;;
2414         mips-sgi-irix4*)                # Mostly like a MIPS.
2415                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2416                 if test x$stabs = xyes; then
2417                         tm_file="${tm_file} dbx.h"
2418                 fi
2419                 xm_defines=USG
2420                 xmake_file=mips/x-iris
2421                 if test x$gas = xyes
2422                 then
2423                         tmake_file=mips/t-mips-gas
2424                 else
2425                         extra_passes="mips-tfile mips-tdump"
2426                 fi
2427                 if test x$gnu_ld != xyes
2428                 then
2429                         use_collect2=yes
2430                 fi
2431 #               if test x$enable_threads = xyes; then
2432 #                       thread_file='irix'
2433 #               fi
2434                 ;;
2435         mips-sgi-*)                     # Mostly like a MIPS.
2436                 tm_file="mips/iris3.h ${tm_file}"
2437                 if test x$stabs = xyes; then
2438                         tm_file="${tm_file} dbx.h"
2439                 fi
2440                 xm_defines=USG
2441                 xmake_file=mips/x-iris3
2442                 if test x$gas = xyes
2443                 then
2444                         tmake_file=mips/t-mips-gas
2445                 else
2446                         extra_passes="mips-tfile mips-tdump"
2447                 fi
2448                 if test x$gnu_ld != xyes
2449                 then
2450                         use_collect2=yes
2451                 fi
2452                 ;;
2453         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2454                 tm_file="mips/osfrose.h ${tm_file}"
2455                 xmake_file=mips/x-osfrose
2456                 tmake_file=mips/t-osfrose
2457                 extra_objs=halfpic.o
2458                 use_collect2=yes
2459                 ;;
2460         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2461                 tm_file=mips/dec-osf1.h
2462                 if test x$stabs = xyes; then
2463                         tm_file="${tm_file} dbx.h"
2464                 fi
2465                 xmake_file=mips/x-dec-osf1
2466                 if test x$gas = xyes
2467                 then
2468                         tmake_file=mips/t-mips-gas
2469                 else
2470                         tmake_file=mips/t-ultrix
2471                         extra_passes="mips-tfile mips-tdump"
2472                 fi
2473                 if test x$gnu_ld != xyes
2474                 then
2475                         use_collect2=yes
2476                 fi
2477                 ;;
2478         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2479               tm_file=mips/dec-bsd.h
2480               if test x$gas = xyes
2481               then
2482                         tmake_file=mips/t-mips-gas
2483               else
2484                         tmake_file=mips/t-ultrix
2485                         extra_passes="mips-tfile mips-tdump"
2486               fi
2487               if test x$gnu_ld != xyes
2488               then
2489                         use_collect2=yes
2490               fi
2491               ;;
2492         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2493                 tm_file=mips/netbsd.h
2494                 # On NetBSD, the headers are already okay, except for math.h.
2495                 tmake_file=t-netbsd
2496                 ;;
2497        mips*-*-linux*)                         # Linux MIPS, either endian.
2498                 xmake_file=x-linux
2499                 xm_file="xm-siglist.h ${xm_file}"
2500                case $machine in
2501                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2502                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2503                esac
2504                 extra_parts="crtbegin.o crtend.o"
2505                 gnu_ld=yes
2506                 gas=yes
2507                 ;;
2508         mips*el-*-openbsd*)     # mips little endian
2509                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2510                 tm_file=mips/openbsd.h
2511                 ;;
2512         mips*-*-openbsd*)               # mips big endian
2513                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2514                 tm_file=mips/openbsd-be.h
2515                 ;;
2516         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2517                 tm_file="mips/news4.h ${tm_file}"
2518                 if test x$stabs = xyes; then
2519                         tm_file="${tm_file} dbx.h"
2520                 fi
2521                 if test x$gas = xyes
2522                 then
2523                         tmake_file=mips/t-mips-gas
2524                 else
2525                         extra_passes="mips-tfile mips-tdump"
2526                 fi
2527                 if test x$gnu_ld != xyes
2528                 then
2529                         use_collect2=yes
2530                 fi
2531                 xmake_file=mips/x-sony
2532                 ;;
2533         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2534                                         # That is based on svr4.
2535                 # t-svr4 is not right because this system doesn't use ELF.
2536                 tm_file="mips/news5.h ${tm_file}"
2537                 if test x$stabs = xyes; then
2538                         tm_file="${tm_file} dbx.h"
2539                 fi
2540                 xm_file="xm-siglist.h ${xm_file}"
2541                 xm_defines=USG
2542                 if test x$gas = xyes
2543                 then
2544                         tmake_file=mips/t-mips-gas
2545                 else
2546                         extra_passes="mips-tfile mips-tdump"
2547                 fi
2548                 if test x$gnu_ld != xyes
2549                 then
2550                         use_collect2=yes
2551                 fi
2552                 ;;
2553         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2554                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2555                 if test x$stabs = xyes; then
2556                         tm_file="${tm_file} dbx.h"
2557                 fi
2558                 xm_file="xm-siglist.h ${xm_file}"
2559                 xm_defines=USG
2560                 xmake_file=mips/x-sysv
2561                 if test x$gas = xyes
2562                 then
2563                         tmake_file=mips/t-mips-gas
2564                         extra_parts="crtbegin.o crtend.o"
2565                 else
2566                         tmake_file=mips/t-mips
2567                         extra_passes="mips-tfile mips-tdump"
2568                 fi
2569                 if test x$gnu_ld != xyes
2570                 then
2571                         use_collect2=yes
2572                 fi
2573                 ;;
2574         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2575                 tm_file="mips/ultrix.h ${tm_file}"
2576                 if test x$stabs = xyes; then
2577                         tm_file="${tm_file} dbx.h"
2578                 fi
2579                 xmake_file=mips/x-ultrix
2580                 if test x$gas = xyes
2581                 then
2582                         tmake_file=mips/t-mips-gas
2583                 else
2584                         tmake_file=mips/t-ultrix
2585                         extra_passes="mips-tfile mips-tdump"
2586                 fi
2587                 if test x$gnu_ld != xyes
2588                 then
2589                         use_collect2=yes
2590                 fi
2591                 ;;
2592 changequote(,)dnl
2593         mips-*-riscos[56789]bsd*)
2594 changequote([,])dnl
2595                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2596                 if test x$stabs = xyes; then
2597                         tm_file="${tm_file} dbx.h"
2598                 fi
2599                 if test x$gas = xyes
2600                 then
2601                         tmake_file=mips/t-bsd-gas
2602                 else
2603                         tmake_file=mips/t-bsd
2604                         extra_passes="mips-tfile mips-tdump"
2605                 fi
2606                 if test x$gnu_ld != xyes
2607                 then
2608                         use_collect2=yes
2609                 fi
2610                 ;;
2611 changequote(,)dnl
2612         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2613 changequote([,])dnl
2614                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2615                 if test x$stabs = xyes; then
2616                         tm_file="${tm_file} dbx.h"
2617                 fi
2618                 if test x$gas = xyes
2619                 then
2620                         tmake_file=mips/t-bsd-gas
2621                 else
2622                         tmake_file=mips/t-bsd
2623                         extra_passes="mips-tfile mips-tdump"
2624                 fi
2625                 if test x$gnu_ld != xyes
2626                 then
2627                         use_collect2=yes
2628                 fi
2629                 ;;
2630 changequote(,)dnl
2631         mips-*-riscos[56789]sysv4*)
2632 changequote([,])dnl
2633                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2634                 if test x$stabs = xyes; then
2635                         tm_file="${tm_file} dbx.h"
2636                 fi
2637                 xm_file="xm-siglist.h ${xm_file}"
2638                 xmake_file=mips/x-sysv
2639                 if test x$gas = xyes
2640                 then
2641                         tmake_file=mips/t-svr4-gas
2642                 else
2643                         tmake_file=mips/t-svr4
2644                         extra_passes="mips-tfile mips-tdump"
2645                 fi
2646                 if test x$gnu_ld != xyes
2647                 then
2648                         use_collect2=yes
2649                 fi
2650                 ;;
2651 changequote(,)dnl
2652         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2653 changequote([,])dnl
2654                 tm_file="mips/svr4-4.h ${tm_file}"
2655                 if test x$stabs = xyes; then
2656                         tm_file="${tm_file} dbx.h"
2657                 fi
2658                 xm_defines=USG
2659                 xmake_file=mips/x-sysv
2660                 if test x$gas = xyes
2661                 then
2662                         tmake_file=mips/t-svr4-gas
2663                 else
2664                         tmake_file=mips/t-svr4
2665                         extra_passes="mips-tfile mips-tdump"
2666                 fi
2667                 if test x$gnu_ld != xyes
2668                 then
2669                         use_collect2=yes
2670                 fi
2671                 ;;
2672 changequote(,)dnl
2673         mips-*-riscos[56789]sysv*)
2674 changequote([,])dnl
2675                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2676                 if test x$stabs = xyes; then
2677                         tm_file="${tm_file} dbx.h"
2678                 fi
2679                 xm_defines=USG
2680                 xmake_file=mips/x-sysv
2681                 if test x$gas = xyes
2682                 then
2683                         tmake_file=mips/t-svr3-gas
2684                 else
2685                         tmake_file=mips/t-svr3
2686                         extra_passes="mips-tfile mips-tdump"
2687                 fi
2688                 if test x$gnu_ld != xyes
2689                 then
2690                         use_collect2=yes
2691                 fi
2692                 ;;
2693         mips-*-sysv* | mips-*-riscos*sysv*)
2694                 tm_file="mips/svr3-4.h ${tm_file}"
2695                 if test x$stabs = xyes; then
2696                         tm_file="${tm_file} dbx.h"
2697                 fi
2698                 xm_defines=USG
2699                 xmake_file=mips/x-sysv
2700                 if test x$gas = xyes
2701                 then
2702                         tmake_file=mips/t-svr3-gas
2703                 else
2704                         tmake_file=mips/t-svr3
2705                         extra_passes="mips-tfile mips-tdump"
2706                 fi
2707                 if test x$gnu_ld != xyes
2708                 then
2709                         use_collect2=yes
2710                 fi
2711                 ;;
2712 changequote(,)dnl
2713         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2714 changequote([,])dnl
2715                 tm_file=mips/mips-5.h
2716                 if test x$stabs = xyes; then
2717                         tm_file="${tm_file} dbx.h"
2718                 fi
2719                 if test x$gas = xyes
2720                 then
2721                         tmake_file=mips/t-mips-gas
2722                 else
2723                         extra_passes="mips-tfile mips-tdump"
2724                 fi
2725                 if test x$gnu_ld != xyes
2726                 then
2727                         use_collect2=yes
2728                 fi
2729                 ;;
2730         mips-*-gnu*)
2731                 ;;
2732         mipsel-*-ecoff*)
2733                 tm_file=mips/ecoffl.h
2734                 if test x$stabs = xyes; then
2735                         tm_file="${tm_file} dbx.h"
2736                 fi
2737                 tmake_file=mips/t-ecoff
2738                 ;;
2739         mips-*-ecoff*)
2740                 tm_file="gofast.h mips/ecoff.h"
2741                 if test x$stabs = xyes; then
2742                         tm_file="${tm_file} dbx.h"
2743                 fi
2744                 tmake_file=mips/t-ecoff
2745                 ;;
2746         mipsel-*-elf*)
2747                 tm_file="mips/elfl.h"
2748                 tmake_file=mips/t-elf
2749                 ;;
2750         mips-*-elf*)
2751                 tm_file="mips/elf.h"
2752                 tmake_file=mips/t-elf
2753                 ;;
2754         mips64el-*-elf*)
2755                 tm_file="mips/elfl64.h"
2756                 tmake_file=mips/t-elf
2757                 ;;
2758         mips64orionel-*-elf*)
2759                 tm_file="mips/elforion.h mips/elfl64.h"
2760                 tmake_file=mips/t-elf
2761                 ;;
2762         mips64-*-elf*)
2763                 tm_file="mips/elf64.h"
2764                 tmake_file=mips/t-elf
2765                 ;;
2766         mips64orion-*-elf*)
2767                 tm_file="mips/elforion.h mips/elf64.h"
2768                 tmake_file=mips/t-elf
2769                 ;;
2770         mips64orion-*-rtems*)
2771                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2772                 tmake_file="mips/t-ecoff t-rtems"
2773                 ;;
2774         mipstx39el-*-elf*)
2775                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2776                 tmake_file=mips/t-r3900
2777                 ;;
2778         mipstx39-*-elf*)
2779                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2780                 tmake_file=mips/t-r3900
2781                 ;;
2782         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2783                 if test x$stabs = xyes; then
2784                         tm_file="${tm_file} dbx.h"
2785                 fi
2786                 if test x$gas = xyes
2787                 then
2788                         tmake_file=mips/t-mips-gas
2789                 else
2790                         extra_passes="mips-tfile mips-tdump"
2791                 fi
2792                 if test x$gnu_ld != xyes
2793                 then
2794                         use_collect2=yes
2795                 fi
2796                 ;;
2797         mn10200-*-*)
2798                 cpu_type=mn10200
2799                 tm_file="mn10200/mn10200.h"
2800                 if test x$stabs = xyes
2801                 then
2802                         tm_file="${tm_file} dbx.h"
2803                 fi
2804                 use_collect2=no
2805                 ;;
2806         mn10300-*-*)
2807                 cpu_type=mn10300
2808                 tm_file="mn10300/mn10300.h"
2809                 if test x$stabs = xyes
2810                 then
2811                         tm_file="${tm_file} dbx.h"
2812                 fi
2813                 use_collect2=no
2814                 ;;
2815         ns32k-encore-bsd*)
2816                 tm_file=ns32k/encore.h
2817                 use_collect2=yes
2818                 ;;
2819         ns32k-sequent-bsd*)
2820                 tm_file=ns32k/sequent.h
2821                 use_collect2=yes
2822                 ;;
2823         ns32k-tek6100-bsd*)
2824                 tm_file=ns32k/tek6100.h
2825                 use_collect2=yes
2826                 ;;
2827         ns32k-tek6200-bsd*)
2828                 tm_file=ns32k/tek6200.h
2829                 use_collect2=yes
2830                 ;;
2831 # This has not been updated to GCC 2.
2832 #       ns32k-ns-genix*)
2833 #               xm_defines=USG
2834 #               xmake_file=ns32k/x-genix
2835 #               tm_file=ns32k/genix.h
2836 #               use_collect2=yes
2837 #               ;;
2838         ns32k-merlin-*)
2839                 tm_file=ns32k/merlin.h
2840                 use_collect2=yes
2841                 ;;
2842         ns32k-pc532-mach*)
2843                 tm_file=ns32k/pc532-mach.h
2844                 use_collect2=yes
2845                 ;;
2846         ns32k-pc532-minix*)
2847                 tm_file=ns32k/pc532-min.h
2848                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2849                 xm_defines=USG
2850                 use_collect2=yes
2851                 ;;
2852         ns32k-*-netbsd*)
2853                 tm_file=ns32k/netbsd.h
2854                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2855                 # On NetBSD, the headers are already okay, except for math.h.
2856                 tmake_file=t-netbsd
2857        use_collect2=yes
2858                 ;;
2859         pdp11-*-bsd)
2860                 tm_file="${tm_file} pdp11/2bsd.h"
2861                 ;;
2862         pdp11-*-*)
2863                 ;;
2864         ns32k-*-openbsd*)
2865                 # Nothing special
2866                 ;;
2867 # This has not been updated to GCC 2.
2868 #       pyramid-*-*)
2869 #               cpu_type=pyr
2870 #               xmake_file=pyr/x-pyr
2871 #               use_collect2=yes
2872 #               ;;
2873         romp-*-aos*)
2874                 use_collect2=yes
2875                 ;;
2876         romp-*-mach*)
2877                 xmake_file=romp/x-mach
2878                 use_collect2=yes
2879                 ;;
2880         romp-*-openbsd*)
2881                 # Nothing special
2882                 ;;
2883         powerpc-*-openbsd*)
2884                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2885                 ;;
2886         powerpc-*-beos*)
2887                 cpu_type=rs6000
2888                 tm_file=rs6000/beos.h
2889                 xm_file=rs6000/xm-beos.h
2890                 tmake_file=rs6000/t-beos
2891                 xmake_file=rs6000/x-beos
2892                 ;;
2893         powerpc-*-sysv* | powerpc-*-elf*)
2894                 tm_file=rs6000/sysv4.h
2895                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2896                 xm_defines="USG POSIX"
2897                 extra_headers=ppc-asm.h
2898                 if test x$gas = xyes
2899                 then
2900                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2901                 else
2902                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2903                 fi
2904                 xmake_file=rs6000/x-sysv4
2905                 ;;
2906         powerpc-*-eabiaix*)
2907                 tm_file=rs6000/eabiaix.h
2908                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2909                 extra_headers=ppc-asm.h
2910                 ;;
2911         powerpc-*-eabisim*)
2912                 tm_file=rs6000/eabisim.h
2913                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2914                 extra_headers=ppc-asm.h
2915                 ;;
2916         powerpc-*-eabi*)
2917                 tm_file=rs6000/eabi.h
2918                 if test x$gas = xyes
2919                 then
2920                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2921                 else
2922                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2923                 fi
2924                 extra_headers=ppc-asm.h
2925                 ;;
2926         powerpc-*-rtems*)
2927                 tm_file=rs6000/rtems.h
2928                 if test x$gas = xyes
2929                 then
2930                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2931                 else
2932                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2933                 fi
2934                 extra_headers=ppc-asm.h
2935                 ;;
2936         powerpc-*-linux-gnulibc1)
2937                 tm_file=rs6000/linux.h
2938                 xm_file=rs6000/xm-sysv4.h
2939                 out_file=rs6000/rs6000.c
2940                 if test x$gas = xyes
2941                 then
2942                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2943                 else
2944                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2945                 fi
2946                 xmake_file=x-linux
2947                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2948                 extra_headers=ppc-asm.h
2949                 if test x$enable_threads = xyes; then
2950                         thread_file='posix'
2951                 fi
2952                 ;;
2953         powerpc-*-linux-gnu*)
2954                 tm_file=rs6000/linux.h
2955                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2956                 xm_defines="USG ${xm_defines}"
2957                 out_file=rs6000/rs6000.c
2958                 if test x$gas = xyes
2959                 then
2960                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2961                 else
2962                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2963                 fi
2964                 xmake_file=x-linux
2965                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2966                 extra_headers=ppc-asm.h
2967                 if test x$enable_threads = xyes; then
2968                         thread_file='posix'
2969                 fi
2970                 ;;
2971         powerpc-wrs-vxworks*)
2972                 cpu_type=rs6000
2973                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2974                 xm_defines="USG POSIX"
2975                 tm_file=rs6000/vxppc.h
2976                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2977                 extra_headers=ppc-asm.h
2978                 thread_file='vxworks'
2979                 ;;
2980         powerpcle-*-sysv* | powerpcle-*-elf*)
2981                 tm_file=rs6000/sysv4le.h
2982                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2983                 xm_defines="USG POSIX"
2984                 if test x$gas = xyes
2985                 then
2986                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2987                 else
2988                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2989                 fi
2990                 xmake_file=rs6000/x-sysv4
2991                 extra_headers=ppc-asm.h
2992                 ;;
2993         powerpcle-*-eabisim*)
2994                 tm_file=rs6000/eabilesim.h
2995                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2996                 extra_headers=ppc-asm.h
2997                 ;;
2998         powerpcle-*-eabi*)
2999                 tm_file=rs6000/eabile.h
3000                 if test x$gas = xyes
3001                 then
3002                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3003                 else
3004                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3005                 fi
3006                 extra_headers=ppc-asm.h
3007                 ;;
3008         powerpcle-*-winnt* )
3009                 tm_file=rs6000/win-nt.h
3010                 tmake_file=rs6000/t-winnt
3011 #               extra_objs=pe.o
3012                 if test x$enable_threads = xyes; then
3013                         thread_file='win32'
3014                 fi
3015                 extra_headers=ppc-asm.h
3016                 ;;
3017         powerpcle-*-pe | powerpcle-*-cygwin*)
3018                 tm_file=rs6000/cygwin.h
3019                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
3020                 tmake_file=rs6000/t-winnt
3021                 xmake_file=rs6000/x-cygwin
3022 #               extra_objs=pe.o
3023                 if test x$enable_threads = xyes; then
3024                         thread_file='win32'
3025                 fi
3026                 exeext=.exe
3027                 extra_headers=ppc-asm.h
3028                 ;;
3029         powerpcle-*-solaris2*)
3030                 tm_file=rs6000/sol2.h
3031                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3032                 xm_defines="USG POSIX"
3033                 if test x$gas = xyes
3034                 then
3035                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3036                 else
3037                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3038                 fi
3039                 xmake_file=rs6000/x-sysv4
3040                 extra_headers=ppc-asm.h
3041                 ;;
3042 changequote(,)dnl
3043         rs6000-ibm-aix3.[01]*)
3044 changequote([,])dnl
3045                 tm_file=rs6000/aix31.h
3046                 xmake_file=rs6000/x-aix31
3047                 float_format=none
3048                 use_collect2=yes
3049                 ;;
3050 changequote(,)dnl
3051         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3052 changequote([,])dnl
3053                 tm_file=rs6000/aix3newas.h
3054                 if test x$host != x$target
3055                 then
3056                         tmake_file=rs6000/t-xnewas
3057                 else
3058                         tmake_file=rs6000/t-newas
3059                 fi
3060                 float_format=none
3061                 use_collect2=yes
3062                 ;;
3063 changequote(,)dnl
3064         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3065 changequote([,])dnl
3066                 tm_file=rs6000/aix41.h
3067                 if test x$host != x$target
3068                 then
3069                         tmake_file=rs6000/t-xnewas
3070                 else
3071                         tmake_file=rs6000/t-newas
3072                 fi
3073                 if test "$gnu_ld" = yes
3074                 then
3075                         xmake_file=rs6000/x-aix41-gld
3076                 else
3077                         xmake_file=rs6000/x-aix41
3078                 fi
3079                 float_format=none
3080                 use_collect2=yes
3081                 ;;
3082 changequote(,)dnl
3083         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3084 changequote([,])dnl
3085                 tm_file=rs6000/aix43.h
3086                 if test x$host != x$target
3087                 then
3088                         tmake_file=rs6000/t-xaix43
3089                 else
3090                         tmake_file=rs6000/t-aix43
3091                 fi
3092                 xmake_file=rs6000/x-aix43
3093                 float_format=none
3094                 use_collect2=yes
3095                 ;;
3096 changequote(,)dnl
3097         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3098 changequote([,])dnl
3099                 tm_file=rs6000/aix43.h
3100                 if test x$host != x$target
3101                 then
3102                         tmake_file=rs6000/t-xaix43
3103                 else
3104                         tmake_file=rs6000/t-aix43
3105                 fi
3106                 xmake_file=rs6000/x-aix43
3107                 float_format=none
3108                 use_collect2=yes
3109                 ;;
3110         rs6000-ibm-aix*)
3111                 float_format=none
3112                 use_collect2=yes
3113                 ;;
3114         rs6000-bull-bosx)
3115                 float_format=none
3116                 use_collect2=yes
3117                 ;;
3118         rs6000-*-mach*)
3119                 tm_file=rs6000/mach.h
3120                 xm_file="${xm_file} rs6000/xm-mach.h"
3121                 xmake_file=rs6000/x-mach
3122                 use_collect2=yes
3123                 ;;
3124         rs6000-*-lynxos*)
3125                 tm_file=rs6000/lynx.h
3126                 xm_file=rs6000/xm-lynx.h
3127                 tmake_file=rs6000/t-rs6000
3128                 xmake_file=rs6000/x-lynx
3129                 use_collect2=yes
3130                 ;;
3131         sh-*-elf*)
3132                 tm_file=sh/elf.h
3133                 float_format=sh
3134                 ;;
3135         sh-*-rtemself*)
3136                 tmake_file="sh/t-sh t-rtems"
3137                 tm_file=sh/rtemself.h
3138                 float_format=sh
3139                 ;;
3140         sh-*-rtems*)
3141                 tmake_file="sh/t-sh t-rtems"
3142                 tm_file=sh/rtems.h
3143                 float_format=sh
3144                 ;;
3145         sh-*-*)
3146                 float_format=sh
3147                 ;;
3148         sparc-tti-*)
3149                 tm_file=sparc/pbd.h
3150                 xm_file="xm-alloca.h ${xm_file}"
3151                 xm_defines=USG
3152                 ;;
3153         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3154                 tm_file=sparc/vxsparc.h
3155                 tmake_file=sparc/t-vxsparc
3156                 use_collect2=yes
3157                 thread_file='vxworks'
3158                 ;;
3159         sparc-*-aout*)
3160                 tmake_file=sparc/t-sparcbare
3161                 tm_file="sparc/aout.h libgloss.h"
3162                 ;;
3163         sparc-*-netbsd*)
3164                 tm_file=sparc/netbsd.h
3165                 tmake_file=t-netbsd
3166        use_collect2=yes
3167                 ;;
3168         sparc-*-openbsd*)
3169                 # we need collect2 until our bug is fixed...
3170                 use_collect2=yes
3171                 ;;
3172         sparc-*-bsd*)
3173                 tm_file=sparc/bsd.h
3174                 ;;
3175         sparc-*-elf*)
3176                 tm_file=sparc/elf.h
3177                 tmake_file=sparc/t-elf
3178                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3179                 #float_format=i128
3180                 float_format=i64
3181                 ;;
3182         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3183                 xm_file="${xm_file} sparc/xm-linux.h"
3184                 tm_file=sparc/linux-aout.h
3185                 xmake_file=x-linux
3186                 gnu_ld=yes
3187                 ;;
3188         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3189                 xm_file="${xm_file} sparc/xm-linux.h"
3190                 xmake_file=x-linux
3191                 tm_file=sparc/linux.h
3192                 tmake_file="t-linux t-linux-gnulibc1"
3193                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3194                 gnu_ld=yes
3195                 float_format=sparc
3196                 ;;
3197         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3198                 xm_file="${xm_file} sparc/xm-linux.h"
3199                 xmake_file=x-linux
3200                 tm_file=sparc/linux.h
3201                 tmake_file="t-linux"
3202                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3203                 gnu_ld=yes
3204                 if test x$enable_threads = xyes; then
3205                         thread_file='posix'
3206                 fi
3207                 float_format=sparc
3208                 ;;
3209         sparc-*-lynxos*)
3210                 if test x$gas = xyes
3211                 then
3212                         tm_file=sparc/lynx.h
3213                 else
3214                         tm_file=sparc/lynx-ng.h
3215                 fi
3216                 xm_file=sparc/xm-lynx.h
3217                 tmake_file=sparc/t-sunos41
3218                 xmake_file=x-lynx
3219                 ;;
3220         sparc-*-rtems*)
3221                 tmake_file="sparc/t-sparcbare t-rtems"
3222                 tm_file=sparc/rtems.h
3223                 ;;
3224         sparcv9-*-solaris2*)
3225                 tm_file=sparc/sol2-sld-64.h
3226                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3227                 xm_defines="USG POSIX"
3228                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3229                 xmake_file=sparc/x-sysv4
3230                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3231                 float_format=none
3232                 if test x${enable_threads} = x ; then
3233                     enable_threads=$have_pthread_h
3234                     if test x${enable_threads} = x ; then
3235                         enable_threads=$have_thread_h
3236                     fi
3237                 fi
3238                 if test x${enable_threads} = xyes ; then
3239                     if test x${have_pthread_h} = xyes ; then
3240                         thread_file='posix'
3241                     else
3242                         thread_file='solaris'
3243                     fi
3244                 fi
3245                 ;;
3246         sparc-hal-solaris2*)
3247                 xm_file=sparc/xm-sol2.h
3248                 tm_file="sparc/sol2.h sparc/hal.h"
3249                 tmake_file="sparc/t-halos sparc/t-sol2"
3250                 xmake_file=sparc/x-sysv4
3251                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3252                 broken_install=yes
3253                 ;;
3254         sparc-*-solaris2*)
3255                 if test x$gnu_ld = xyes
3256                 then
3257                         tm_file=sparc/sol2.h
3258                 else
3259                         tm_file=sparc/sol2-sld.h
3260                 fi
3261                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3262                 xm_defines="USG POSIX"
3263                 tmake_file=sparc/t-sol2
3264                 xmake_file=sparc/x-sysv4
3265                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3266                 case $machine in
3267 changequote(,)dnl
3268                 *-*-solaris2.[0-4])
3269 changequote([,])dnl
3270                         float_format=i128
3271                         ;;
3272                 *)
3273                         float_format=none
3274                         ;;
3275                 esac
3276                 if test x${enable_threads} = x; then
3277                     enable_threads=$have_pthread_h
3278                     if test x${enable_threads} = x; then
3279                         enable_threads=$have_thread_h
3280                     fi
3281                 fi
3282                 if test x${enable_threads} = xyes; then
3283                     if test x${have_pthread_h} = xyes; then
3284                         thread_file='posix'
3285                     else
3286                         thread_file='solaris'
3287                     fi
3288                 fi
3289                 ;;
3290         sparc-*-sunos4.0*)
3291                 tm_file=sparc/sunos4.h
3292                 tmake_file=sparc/t-sunos40
3293                 use_collect2=yes
3294                 ;;
3295         sparc-*-sunos4*)
3296                 tm_file=sparc/sunos4.h
3297                 tmake_file=sparc/t-sunos41
3298                 use_collect2=yes
3299                 if test x$gas = xyes; then
3300                         tm_file="${tm_file} sparc/sun4gas.h"
3301                 fi
3302                 ;;
3303         sparc-*-sunos3*)
3304                 tm_file=sparc/sun4o3.h
3305                 use_collect2=yes
3306                 ;;
3307         sparc-*-sysv4*)
3308                 tm_file=sparc/sysv4.h
3309                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3310                 xm_defines="USG POSIX"
3311                 tmake_file=t-svr4
3312                 xmake_file=sparc/x-sysv4
3313                 extra_parts="crtbegin.o crtend.o"
3314                 ;;
3315         sparc-*-vxsim*)
3316                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3317                 xm_defines="USG POSIX"
3318                 tm_file=sparc/vxsim.h
3319                 tmake_file=sparc/t-vxsparc
3320                 xmake_file=sparc/x-sysv4
3321                 ;;
3322         sparclet-*-aout*)
3323                 tm_file="sparc/splet.h libgloss.h"
3324                 tmake_file=sparc/t-splet
3325                 ;;
3326         sparclite-*-coff*)
3327                 tm_file="sparc/litecoff.h libgloss.h"
3328                 tmake_file=sparc/t-sparclite
3329                 ;;
3330         sparclite-*-aout*)
3331                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3332                 tmake_file=sparc/t-sparclite
3333                 ;;
3334         sparclite-*-elf*)
3335                 tm_file="sparc/liteelf.h libgloss.h"
3336                 tmake_file=sparc/t-sparclite
3337                 extra_parts="crtbegin.o crtend.o"
3338                 ;;
3339         sparc86x-*-aout*)
3340                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3341                 tmake_file=sparc/t-sp86x
3342                 ;;
3343         sparc86x-*-elf*)
3344                 tm_file="sparc/sp86x-elf.h libgloss.h"
3345                 tmake_file=sparc/t-sp86x
3346                 extra_parts="crtbegin.o crtend.o"
3347                 ;;
3348         sparc64-*-aout*)
3349                 tmake_file=sparc/t-sp64
3350                 tm_file=sparc/sp64-aout.h
3351                 ;;
3352         sparc64-*-elf*)
3353                 tmake_file=sparc/t-sp64
3354                 tm_file=sparc/sp64-elf.h
3355                 extra_parts="crtbegin.o crtend.o"
3356                 ;;
3357         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3358                 tmake_file="t-linux sparc/t-linux64"
3359                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3360                 tm_file=sparc/linux64.h
3361                 xmake_file=x-linux
3362                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3363                 gnu_ld=yes
3364                 float_format=sparc
3365                 ;;
3366 # This hasn't been upgraded to GCC 2.
3367 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3368 #               tm_file=tahoe/harris.h
3369 #               ;;
3370 #       tahoe-*-bsd*)                   # tahoe running BSD
3371 #               ;;
3372         thumb-*-coff* | thumbel-*-coff*)
3373                 tm_file=arm/tcoff.h
3374                 out_file=arm/thumb.c
3375                 xm_file=arm/xm-thumb.h
3376                 md_file=arm/thumb.md
3377                 tmake_file=arm/t-thumb
3378                 ;;
3379         thumb-*-elf* | thumbel-*-elf*)
3380                 tm_file=arm/telf.h
3381                 out_file=arm/thumb.c
3382                 xm_file=arm/xm-thumb.h
3383                 md_file=arm/thumb.md
3384                 tmake_file=arm/t-thumb-elf
3385                 ;;
3386         thumb-*-linux-gnu*)
3387                 tm_file=arm/linux-telf.h
3388                 out_file=arm/thumb.c
3389                 xm_file=arm/xm-thumb.h
3390                 md_file=arm/thumb.md
3391                 tmake_file=arm/t-thumb-linux
3392                 ;;
3393         thumb-*-uclinux*)
3394                 tm_file=arm/uclinux-telf.h
3395                 out_file=arm/thumb.c
3396                 md_file=arm/thumb.md
3397                 tmake_file=arm/t-thumb-linux
3398                 xm_file=arm/xm-thumb.h
3399                 ;;
3400         thumb-wrs-vxworks)
3401                 tm_file=arm/tcoff.h
3402                 out_file=arm/thumb.c
3403                 xm_file=arm/xm-thumb.h
3404                 md_file=arm/thumb.md
3405                 tmake_file=arm/t-thumb
3406                 thread_file='vxworks'
3407                 ;;
3408         thumb-*-pe)
3409                 tm_file=arm/tpe.h
3410                 out_file=arm/thumb.c
3411                 xm_file=arm/xm-thumb.h
3412                 md_file=arm/thumb.md
3413                 tmake_file=arm/t-pe-thumb
3414                 extra_objs=pe.o
3415                 ;;
3416 # This hasn't been upgraded to GCC 2.
3417 #       tron-*-*)
3418 #               cpu_type=gmicro
3419 #               use_collect2=yes
3420 #               ;;
3421         v850-*-*)
3422                 target_cpu_default="TARGET_CPU_generic"
3423                 cpu_type=v850
3424                 tm_file="v850/v850.h"
3425                 xm_file="v850/xm-v850.h"
3426                 tmake_file=v850/t-v850
3427                 if test x$stabs = xyes
3428                 then
3429                         tm_file="${tm_file} dbx.h"
3430                 fi
3431                 use_collect2=no
3432                 ;;
3433         vax-*-bsd*)                     # vaxen running BSD
3434                 use_collect2=yes
3435                 float_format=vax
3436                 ;;
3437         vax-*-sysv*)                    # vaxen running system V
3438                 tm_file="${tm_file} vax/vaxv.h"
3439                 xm_defines=USG
3440                 float_format=vax
3441                 ;;
3442         vax-*-netbsd*)
3443                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3444                 tmake_file=t-netbsd
3445                 float_format=vax
3446        use_collect2=yes
3447                 ;;
3448         vax-*-openbsd*)
3449                 tmake_file="${tmake_file} vax/t-openbsd"
3450                 ;;
3451         vax-*-ultrix*)                  # vaxen running ultrix
3452                 tm_file="${tm_file} vax/ultrix.h"
3453                 use_collect2=yes
3454                 float_format=vax
3455                 ;;
3456         vax-*-vms*)                     # vaxen running VMS
3457                 xm_file=vax/xm-vms.h
3458                 tm_file=vax/vms.h
3459                 float_format=vax
3460                 ;;
3461         vax-*-*)                        # vax default entry
3462                 float_format=vax
3463                 ;;
3464         we32k-att-sysv*)
3465                 xm_file="${xm_file} xm-svr3"
3466                 use_collect2=yes
3467                 ;;
3468         *)
3469                 echo "Configuration $machine not supported" 1>&2
3470                 exit 1
3471                 ;;
3472         esac
3473
3474         case $machine in
3475         *-*-linux-gnu*)
3476                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3477         *-*-gnu*)
3478                 # On the GNU system, the setup is just about the same on
3479                 # each different CPU.  The specific machines that GNU
3480                 # supports are matched above and just set $cpu_type.
3481                 xm_file="xm-gnu.h ${xm_file}"
3482                 tm_file=${cpu_type}/gnu.h
3483                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3484                 # GNU always uses ELF.
3485                 elf=yes
3486                 # GNU tools are the only tools.
3487                 gnu_ld=yes
3488                 gas=yes
3489                 xmake_file=x-linux      # These details are the same as Linux.
3490                 tmake_file=t-gnu        # These are not.
3491                 ;;
3492         *-*-sysv4*)
3493                 xmake_try_sysv=x-sysv
3494                 install_headers_dir=install-headers-cpio
3495                 ;;
3496         *-*-sysv*)
3497                 install_headers_dir=install-headers-cpio
3498                 ;;
3499         esac
3500
3501         # Distinguish i[34567]86
3502         # Also, do not run mips-tfile on MIPS if using gas.
3503         # Process --with-cpu= for PowerPC/rs6000
3504         target_cpu_default2=
3505         case $machine in
3506         i486-*-*)
3507                 target_cpu_default2=1
3508                 ;;
3509         i586-*-*)
3510                 case $target_alias in
3511                         k6-*)
3512                                 target_cpu_default2=4
3513                                 ;;
3514                         *)
3515                                 target_cpu_default2=2
3516                                 ;;
3517                 esac
3518                 ;;
3519         i686-*-* | i786-*-*)
3520                 target_cpu_default2=3
3521                 ;;
3522         alpha*-*-*)
3523                 case $machine in
3524                         alphaev6*)
3525                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3526                                 ;;
3527                         alphapca56*)
3528                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3529                                 ;;
3530                         alphaev56*)
3531                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3532                                 ;;
3533                         alphaev5*)
3534                                 target_cpu_default2="MASK_CPU_EV5"
3535                                 ;;
3536                 esac
3537
3538                 if test x$gas = xyes
3539                 then
3540                         if test "$target_cpu_default2" = ""
3541                         then
3542                                 target_cpu_default2="MASK_GAS"
3543                         else
3544                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3545                         fi
3546                 fi
3547                 ;;
3548         arm*-*-*)
3549                 case "x$with_cpu" in
3550                         x)
3551                                 # The most generic
3552                                 target_cpu_default2="TARGET_CPU_generic"
3553                                 ;;
3554
3555                         # Distinguish cores, and major variants
3556                         # arm7m doesn't exist, but D & I don't affect code
3557                         xarm[23678] | xarm250 | xarm[67][01]0 \
3558                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3559                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3560                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3561                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3562                                 ;;
3563
3564                         xyes | xno)
3565                                 echo "--with-cpu must be passed a value" 1>&2
3566                                 exit 1
3567                                 ;;
3568
3569                         *)
3570                                 if test x$pass2done = xyes
3571                                 then
3572                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3573                                         exit 1
3574                                 fi
3575                                 ;;
3576                 esac
3577                 ;;
3578
3579         mips*-*-ecoff* | mips*-*-elf*)
3580                 if test x$gas = xyes
3581                 then
3582                         if test x$gnu_ld = xyes
3583                         then
3584                                 target_cpu_default2=20
3585                         else
3586                                 target_cpu_default2=16
3587                         fi
3588                 fi
3589                 ;;
3590         mips*-*-*)
3591                 if test x$gas = xyes
3592                 then
3593                         target_cpu_default2=16
3594                 fi
3595                 ;;
3596         powerpc*-*-* | rs6000-*-*)
3597                 case "x$with_cpu" in
3598                         x)
3599                                 ;;
3600
3601                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3602                           | xrios1 | xrios2 | xrsc | xrsc1 \
3603                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3604                           | xec603e | x740 | x750 | x401 \
3605                           | x403 | x505 | x801 | x821 | x823 | x860)
3606                                 target_cpu_default2="\"$with_cpu\""
3607                                 ;;
3608
3609                         xyes | xno)
3610                                 echo "--with-cpu must be passed a value" 1>&2
3611                                 exit 1
3612                                 ;;
3613
3614                         *)
3615                                 if test x$pass2done = xyes
3616                                 then
3617                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3618                                         exit 1
3619                                 fi
3620                                 ;;
3621                 esac
3622                 ;;
3623         sparc*-*-*)
3624                 case ".$with_cpu" in
3625                         .)
3626                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3627                                 ;;
3628                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3629                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3630                                 ;;
3631                         *)
3632                                 if test x$pass2done = xyes
3633                                 then
3634                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3635                                         exit 1
3636                                 fi
3637                                 ;;
3638                 esac
3639                 ;;
3640         esac
3641
3642         if test "$target_cpu_default2" != ""
3643         then
3644                 if test "$target_cpu_default" != ""
3645                 then
3646                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3647                 else
3648                         target_cpu_default=$target_cpu_default2
3649                 fi
3650         fi
3651
3652         # No need for collect2 if we have the GNU linker.
3653         # Actually, there is now; GNU ld doesn't handle the EH info or
3654         # collecting for shared libraries.
3655         #case x$gnu_ld in
3656         #xyes)
3657         #       use_collect2=
3658         #       ;;
3659         #esac
3660
3661 # Save data on machine being used to compile GCC in build_xm_file.
3662 # Save data on host machine in vars host_xm_file and host_xmake_file.
3663         if test x$pass1done = x
3664         then
3665                 if test x"$xm_file" = x
3666                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3667                 else build_xm_file=$xm_file
3668                 fi
3669                 build_xm_defines=$xm_defines
3670                 build_install_headers_dir=$install_headers_dir
3671                 build_exeext=$exeext
3672                 pass1done=yes
3673         else
3674                 if test x$pass2done = x
3675                 then
3676                         if test x"$xm_file" = x
3677                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3678                         else host_xm_file=$xm_file
3679                         fi
3680                         host_xm_defines=$xm_defines
3681                         if test x"$xmake_file" = x
3682                         then xmake_file=$cpu_type/x-$cpu_type
3683                         fi
3684                         host_xmake_file="$xmake_file"
3685                         host_truncate_target=$truncate_target
3686                         host_extra_gcc_objs=$extra_gcc_objs
3687                         host_extra_objs=$extra_host_objs
3688                         host_exeext=$exeext
3689                         pass2done=yes
3690                 fi
3691         fi
3692 done
3693
3694 extra_objs="${host_extra_objs} ${extra_objs}"
3695
3696 # Default the target-machine variables that were not explicitly set.
3697 if test x"$tm_file" = x
3698 then tm_file=$cpu_type/$cpu_type.h; fi
3699
3700 if test x$extra_headers = x
3701 then extra_headers=; fi
3702
3703 if test x"$xm_file" = x
3704 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3705
3706 if test x$md_file = x
3707 then md_file=$cpu_type/$cpu_type.md; fi
3708
3709 if test x$out_file = x
3710 then out_file=$cpu_type/$cpu_type.c; fi
3711
3712 if test x"$tmake_file" = x
3713 then tmake_file=$cpu_type/t-$cpu_type
3714 fi
3715
3716 if test x"$dwarf2" = xyes
3717 then tm_file="tm-dwarf2.h $tm_file"
3718 fi
3719
3720 if test x$float_format = x
3721 then float_format=i64
3722 fi
3723
3724 if test $float_format = none
3725 then float_h_file=Makefile.in
3726 else float_h_file=float-$float_format.h
3727 fi
3728
3729 # Handle cpp installation.
3730 if test x$enable_cpp != xno
3731 then
3732   tmake_file="$tmake_file t-install-cpp"
3733 fi
3734
3735 # Say what files are being used for the output code and MD file.
3736 echo "Using \`$srcdir/config/$out_file' to output insns."
3737 echo "Using \`$srcdir/config/$md_file' as machine description file."
3738
3739 count=a
3740 for f in $tm_file; do
3741         count=${count}x
3742 done
3743 if test $count = ax; then
3744         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3745 else
3746         echo "Using the following target machine macro files:"
3747         for f in $tm_file; do
3748                 echo "  $srcdir/config/$f"
3749         done
3750 fi
3751
3752 count=a
3753 for f in $host_xm_file; do
3754         count=${count}x
3755 done
3756 if test $count = ax; then
3757         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3758 else
3759         echo "Using the following host machine macro files:"
3760         for f in $host_xm_file; do
3761                 echo "  $srcdir/config/$f"
3762         done
3763 fi
3764
3765 if test "$host_xm_file" != "$build_xm_file"; then
3766         count=a
3767         for f in $build_xm_file; do
3768                 count=${count}x
3769         done
3770         if test $count = ax; then
3771                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3772         else
3773                 echo "Using the following build machine macro files:"
3774                 for f in $build_xm_file; do
3775                         echo "  $srcdir/config/$f"
3776                 done
3777         fi
3778 fi
3779
3780 if test x$thread_file = x; then
3781         if test x$target_thread_file != x; then
3782                 thread_file=$target_thread_file
3783         else
3784                 thread_file='single'
3785         fi
3786 fi
3787
3788 # Set up the header files.
3789 # $links is the list of header files to create.
3790 # $vars is the list of shell variables with file names to include.
3791 # auto-host.h is the file containing items generated by autoconf and is
3792 # the first file included by config.h.
3793 null_defines=
3794 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3795
3796 # If host=build, it is correct to have hconfig include auto-host.h
3797 # as well.  If host!=build, we are in error and need to do more
3798 # work to find out the build config parameters.
3799 if test x$host = x$build
3800 then
3801         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3802 else
3803         # We create a subdir, then run autoconf in the subdir.
3804         # To prevent recursion we set host and build for the new
3805         # invocation of configure to the build for this invocation
3806         # of configure.
3807         tempdir=build.$$
3808         rm -rf $tempdir
3809         mkdir $tempdir
3810         cd $tempdir
3811         case ${srcdir} in
3812         /*) realsrcdir=${srcdir};;
3813         *) realsrcdir=../${srcdir};;
3814         esac
3815         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3816                 --target=$target --host=$build --build=$build
3817
3818         # We just finished tests for the build machine, so rename
3819         # the file auto-build.h in the gcc directory.
3820         mv auto-host.h ../auto-build.h
3821         cd ..
3822         rm -rf $tempdir
3823         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3824 fi
3825
3826 xm_file="gansidecl.h ${xm_file}"
3827 tm_file="gansidecl.h ${tm_file}"
3828
3829 vars="host_xm_file tm_file xm_file build_xm_file"
3830 links="config.h tm.h tconfig.h hconfig.h"
3831 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3832
3833 rm -f config.bak
3834 if test -f config.status; then mv -f config.status config.bak; fi
3835
3836 # Make the links.
3837 while test -n "$vars"
3838 do
3839         set $vars; var=$1; shift; vars=$*
3840         set $links; link=$1; shift; links=$*
3841         set $defines; define=$1; shift; defines=$*
3842
3843         rm -f $link
3844
3845         # Define TARGET_CPU_DEFAULT if the system wants one.
3846         # This substitutes for lots of *.h files.
3847         if test "$target_cpu_default" != "" -a $link = tm.h
3848         then
3849                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3850         fi
3851
3852         for file in `eval echo '$'$var`; do
3853                 case $file in
3854                 auto-config.h)
3855                         ;;
3856                 *)
3857                         echo '#ifdef IN_GCC' >>$link
3858                         ;;
3859                 esac
3860                 echo "#include \"$file\"" >>$link
3861                 case $file in
3862                 auto-config.h)
3863                         ;;
3864                 *)
3865                         echo '#endif' >>$link
3866                         ;;
3867                 esac
3868         done
3869
3870         for def in `eval echo '$'$define`; do
3871                 echo "#ifndef $def" >>$link
3872                 echo "#define $def" >>$link
3873                 echo "#endif" >>$link
3874         done
3875 done
3876
3877 # Truncate the target if necessary
3878 if test x$host_truncate_target != x; then
3879         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3880 fi
3881
3882 # Get the version trigger filename from the toplevel
3883 if test "${with_gcc_version_trigger+set}" = set; then
3884         gcc_version_trigger=$with_gcc_version_trigger
3885 else
3886         gcc_version_trigger=${srcdir}/version.c
3887 fi
3888 changequote(,)dnl
3889 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3890 changequote([,])dnl
3891
3892 # Internationalization
3893 PACKAGE=gcc
3894 VERSION="$gcc_version"
3895 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3896 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3897 AC_SUBST(PACKAGE)
3898 AC_SUBST(VERSION)
3899
3900 ALL_LINGUAS="en_UK"
3901
3902 # NLS support is still experimental, so disable it by default for now.
3903 AC_ARG_ENABLE(nls,
3904   [  --enable-nls            use Native Language Support (disabled by default)],
3905   , enable_nls=no)
3906
3907 AM_GNU_GETTEXT
3908 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3909
3910 # Windows32 Registry support for specifying GCC installation paths.
3911 AC_ARG_ENABLE(win32-registry,
3912 [  --disable-win32-registry
3913                           Disable lookup of installation paths in the
3914                          Registry on Windows hosts.
3915   --enable-win32-registry Enable registry lookup (default).
3916   --enable-win32-registry=KEY
3917                           Use KEY instead of GCC version as the last portion
3918                          of the registry key.],,)
3919
3920 AC_MSG_CHECKING(whether windows registry support is requested)
3921 if test x$enable_win32_registry != xno; then
3922   AC_DEFINE(ENABLE_WIN32_REGISTRY)
3923   AC_MSG_RESULT(yes)
3924 else
3925   AC_MSG_RESULT(no)
3926 fi
3927
3928 # Check if user specified a different registry key.
3929 case x${enable_win32_registry} in
3930 x | xyes)
3931   # default.
3932   gcc_cv_win32_registry_key="$VERSION"
3933   ;;
3934 xno)
3935   # no registry lookup.
3936   gcc_cv_win32_registry_key=''
3937   ;;
3938 *)
3939   # user-specified key.
3940   gcc_cv_win32_registry_key="$enable_win32_registry"
3941   ;;
3942 esac
3943
3944 if test x$enable_win32_registry != xno; then
3945   AC_MSG_CHECKING(registry key on windows hosts)
3946   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
3947   AC_MSG_RESULT($gcc_cv_win32_registry_key)
3948 fi
3949
3950 # Get an absolute path to the GCC top-level source directory
3951 holddir=`pwd`
3952 cd $srcdir
3953 topdir=`pwd`
3954 cd $holddir
3955
3956 # Conditionalize the makefile for this host machine.
3957 # Make-host contains the concatenation of all host makefile fragments
3958 # [there can be more than one].  This file is built by configure.frag.
3959 host_overrides=Make-host
3960 dep_host_xmake_file=
3961 for f in .. ${host_xmake_file}
3962 do
3963         if test -f ${srcdir}/config/$f
3964         then
3965                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3966         fi
3967 done
3968
3969 # Conditionalize the makefile for this target machine.
3970 # Make-target contains the concatenation of all host makefile fragments
3971 # [there can be more than one].  This file is built by configure.frag.
3972 target_overrides=Make-target
3973 dep_tmake_file=
3974 for f in .. ${tmake_file}
3975 do
3976         if test -f ${srcdir}/config/$f
3977         then
3978                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3979         fi
3980 done
3981
3982 # If the host doesn't support symlinks, modify CC in
3983 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3984 # Otherwise, we can use "CC=$(CC)".
3985 rm -f symtest.tem
3986 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3987 then
3988         cc_set_by_configure="\$(CC)"
3989         quoted_cc_set_by_configure="\$(CC)"
3990         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3991 else
3992         rm -f symtest.tem
3993         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3994         then
3995                 symbolic_link="cp -p"
3996         else
3997                 symbolic_link="cp"
3998         fi
3999         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4000         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4001         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4002 fi
4003 rm -f symtest.tem
4004
4005 out_object_file=`basename $out_file .c`.o
4006
4007 tm_file_list=
4008 for f in $tm_file; do
4009   case $f in
4010     gansidecl.h )
4011        tm_file_list="${tm_file_list} $f" ;;
4012     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4013   esac
4014 done
4015
4016 host_xm_file_list=
4017 for f in $host_xm_file; do
4018   case $f in
4019     auto-host.h | gansidecl.h | hwint.h )
4020        host_xm_file_list="${host_xm_file_list} $f" ;;
4021     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4022   esac
4023 done
4024
4025 build_xm_file_list=
4026 for f in $build_xm_file; do
4027   case $f in
4028     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4029        build_xm_file_list="${build_xm_file_list} $f" ;;
4030     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4031   esac
4032 done
4033
4034 # Define macro CROSS_COMPILE in compilation
4035 # if this is a cross-compiler.
4036 # Also use all.cross instead of all.internal
4037 # and add cross-make to Makefile.
4038 cross_overrides="/dev/null"
4039 if test x$host != x$target
4040 then
4041         cross_defines="CROSS=-DCROSS_COMPILE"
4042         cross_overrides="${topdir}/cross-make"
4043 fi
4044
4045 # When building gcc with a cross-compiler, we need to fix a few things.
4046 # This must come after cross-make as we want all.build to override
4047 # all.cross.
4048 build_overrides="/dev/null"
4049 if test x$build != x$host
4050 then
4051         build_overrides="${topdir}/build-make"
4052 fi
4053
4054 # Expand extra_headers to include complete path.
4055 # This substitutes for lots of t-* files.
4056 extra_headers_list=
4057 if test "x$extra_headers" = x
4058 then true
4059 else
4060         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4061         for file in $extra_headers;
4062         do
4063                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4064         done
4065 fi
4066
4067 if test x$use_collect2 = xno; then
4068         use_collect2=
4069 fi
4070
4071 # Add a definition of USE_COLLECT2 if system wants one.
4072 # Also tell toplev.c what to do.
4073 # This substitutes for lots of t-* files.
4074 if test x$use_collect2 = x
4075 then
4076         will_use_collect2=
4077         maybe_use_collect2=
4078 else
4079         will_use_collect2="collect2"
4080         maybe_use_collect2="-DUSE_COLLECT2"
4081 fi
4082
4083 # NEED TO CONVERT
4084 # Set MD_DEPS if the real md file is in md.pre-cpp.
4085 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4086 # for line oriented comments, so we must always use a GNU cpp.  If
4087 # building gcc with a cross compiler, use the cross compiler just
4088 # built.  Otherwise, we can use the cpp just built.
4089 md_file_sub=
4090 if test "x$md_cppflags" = x
4091 then
4092         md_file_sub=$srcdir/config/$md_file
4093 else
4094         md_file=md
4095 fi
4096
4097 # If we have gas in the build tree, make a link to it.
4098 if test -f ../gas/Makefile; then
4099         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4100 fi
4101
4102 # If we have nm in the build tree, make a link to it.
4103 if test -f ../binutils/Makefile; then
4104         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4105 fi
4106
4107 # If we have ld in the build tree, make a link to it.
4108 if test -f ../ld/Makefile; then
4109 #       if test x$use_collect2 = x; then
4110 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4111 #       else
4112                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4113 #       fi
4114 fi
4115
4116 # Figure out what assembler alignment features are present.
4117 AC_MSG_CHECKING(assembler alignment features)
4118 gcc_cv_as=
4119 gcc_cv_as_alignment_features=
4120 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4121 if test -x "$DEFAULT_ASSEMBLER"; then
4122         gcc_cv_as="$DEFAULT_ASSEMBLER"
4123 elif test -x "$AS"; then
4124         gcc_cv_as="$AS"
4125 elif test -x as$host_exeext; then
4126         # Build using assembler in the current directory.
4127         gcc_cv_as=./as$host_exeext
4128 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4129         # Single tree build which includes gas.
4130         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4131         do
4132 changequote(,)dnl
4133                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4134 changequote([,])dnl
4135                 if test x$gcc_cv_gas_version != x; then
4136                         break
4137                 fi
4138         done
4139 changequote(,)dnl
4140         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4141         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4142 changequote([,])dnl
4143         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4144                 # Gas version 2.6 and later support for .balign and .p2align.
4145                 # bytes to skip when using .p2align.
4146                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4147                         gcc_cv_as_alignment_features=".balign and .p2align"
4148                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4149                 fi
4150                 # Gas version 2.8 and later support specifying the maximum
4151                 # bytes to skip when using .p2align.
4152                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4153                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4154                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4155                 fi
4156         fi
4157 elif test x$host = x$target; then
4158         # Native build.
4159         # Search the same directories that the installed compiler will
4160         # search.  Else we may find the wrong assembler and lose.  If we
4161         # do not find a suitable assembler binary, then try the user's
4162         # path.
4163         #
4164         # Also note we have to check MD_EXEC_PREFIX before checking the
4165         # user's path.  Unfortunately, there is no good way to get at the
4166         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4167         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4168         # to be fixed as part of the make/configure rewrite too.
4169
4170         if test "x$exec_prefix" = xNONE; then
4171                 if test "x$prefix" = xNONE; then
4172                         test_prefix=/usr/local
4173                 else
4174                         test_prefix=$prefix
4175                 fi
4176         else
4177                 test_prefix=$exec_prefix
4178         fi
4179
4180         # If the loop below does not find an assembler, then use whatever
4181         # one we can find in the users's path.
4182         # user's path.
4183         as=as$host_exeext
4184
4185         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4186                    $test_prefix/lib/gcc-lib/$target \
4187                    /usr/lib/gcc/$target/$gcc_version \
4188                    /usr/lib/gcc/$target \
4189                    $test_prefix/$target/bin/$target/$gcc_version \
4190                    $test_prefix/$target/bin \
4191                    /usr/libexec \
4192                    /usr/ccs/gcc \
4193                    /usr/ccs/bin \
4194                    /udk/usr/ccs/bin \
4195                    /bsd43/usr/lib/cmplrs/cc \
4196                    /usr/cross64/usr/bin \
4197                    /usr/lib/cmplrs/cc \
4198                    /sysv/usr/lib/cmplrs/cc \
4199                    /svr4/usr/lib/cmplrs/cc \
4200                    /usr/bin"
4201
4202         for dir in $test_dirs; do
4203                 if test -f $dir/as$host_exeext; then
4204                         gcc_cv_as=$dir/as$host_exeext
4205                         break;
4206                 fi
4207         done
4208 fi
4209 if test x$gcc_cv_as != x; then
4210         # Check if we have .balign and .p2align
4211         echo ".balign  4" > conftest.s
4212         echo ".p2align  2" >> conftest.s
4213         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4214                 gcc_cv_as_alignment_features=".balign and .p2align"
4215                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4216         fi
4217         rm -f conftest.s conftest.o
4218         # Check if specifying the maximum bytes to skip when
4219         # using .p2align is supported.
4220         echo ".p2align 4,,7" > conftest.s
4221         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4222                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4223                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4224         fi
4225         rm -f conftest.s conftest.o
4226 fi
4227 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4228
4229 AC_MSG_CHECKING(assembler subsection support)
4230 gcc_cv_as_subsections=
4231 if test x$gcc_cv_as != x; then
4232         # Check if we have .subsection
4233         echo ".subsection 1" > conftest.s
4234         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4235                 gcc_cv_as_subsections=".subsection"
4236                 if test -x nm$host_exeext; then
4237                         gcc_cv_nm=./nm$host_exeext
4238                 elif test x$host = x$target; then
4239                         # Native build.
4240                         gcc_cv_nm=nm$host_exeext
4241                 fi
4242                 if test x$gcc_cv_nm != x; then
4243                         cat > conftest.s <<EOF
4244 conftest_label1: .word 0
4245 .subsection -1
4246 conftest_label2: .word 0
4247 .previous
4248 EOF
4249                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4250                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4251                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4252                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4253                                         :
4254                                 else
4255                                         gcc_cv_as_subsections="working .subsection -1"
4256                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4257                                 fi
4258                         fi
4259                 fi
4260         fi
4261         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4262 fi
4263 AC_MSG_RESULT($gcc_cv_as_subsections)
4264
4265 case "$target" in
4266   sparc*-*-*)
4267     AC_MSG_CHECKING(assembler .register pseudo-op support)
4268     gcc_cv_as_register_pseudo_op=
4269     if test x$gcc_cv_as != x; then
4270         # Check if we have .register
4271         echo ".register %g2, #scratch" > conftest.s
4272         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4273                 gcc_cv_as_register_pseudo_op=yes
4274                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4275         fi
4276         rm -f conftest.s conftest.o
4277     fi
4278     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4279
4280     AC_MSG_CHECKING([assembler offsetable %lo() support])
4281     gcc_cv_as_offsetable_lo10=
4282     if test x$gcc_cv_as != x; then
4283         # Check if assembler has offsetable %lo()
4284         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4285         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4286         gcc_cv_as_flags64="-xarch=v9"
4287         if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4288                 :
4289         else
4290                 gcc_cv_as_flags64="-64"
4291                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4292                         :
4293                 else
4294                         gcc_cv_as_flags64=""
4295                 fi
4296         fi
4297         if test -n "$gcc_cv_as_flags64" ; then
4298                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4299                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4300                                 :
4301                         else
4302                                 gcc_cv_as_offsetable_lo10=yes
4303                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4304                         fi
4305                 fi
4306         fi
4307         rm -f conftest.s conftest.o conftest1.s conftest1.o
4308     fi
4309     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4310     ;;
4311
4312 changequote(,)dnl
4313   i[34567]86-*-*)
4314 changequote([,])dnl
4315     AC_MSG_CHECKING(assembler instructions)
4316     gcc_cv_as_instructions=
4317     if test x$gcc_cv_as != x; then
4318         set "filds fists" "filds mem; fists mem"
4319         while test $# -gt 0
4320         do
4321                 echo "$2" > conftest.s
4322                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4323                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4324                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4325                 fi
4326                 shift 2
4327         done
4328         rm -f conftest.s conftest.o
4329     fi
4330     AC_MSG_RESULT($gcc_cv_as_instructions)
4331     ;;
4332 esac
4333
4334 # Figure out what language subdirectories are present.
4335 # Look if the user specified --enable-languages="..."; if not, use
4336 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4337 # go away some day.
4338 if test x"${enable_languages+set}" != xset; then
4339         if test x"${LANGUAGES+set}" = xset; then
4340                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4341         else
4342                 enable_languages=all
4343         fi
4344 fi
4345 subdirs=
4346 for lang in ${srcdir}/*/config-lang.in ..
4347 do
4348         case $lang in
4349         ..) ;;
4350         # The odd quoting in the next line works around
4351         # an apparent bug in bash 1.12 on linux.
4352 changequote(,)dnl
4353         ${srcdir}/[*]/config-lang.in) ;;
4354         *)
4355           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4356           if test "x$lang_alias" = x
4357           then
4358                 echo "$lang doesn't set \$language." 1>&2
4359                 exit 1
4360           fi
4361           if test x"${enable_languages}" = xall; then
4362                 add_this_lang=yes
4363           else
4364                 case "${enable_languages}" in
4365                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4366                         add_this_lang=yes
4367                         ;;
4368                     * )
4369                         add_this_lang=no
4370                         ;;
4371                 esac
4372           fi
4373           if test x"${add_this_lang}" = xyes; then
4374                 case $lang in
4375                     ${srcdir}/ada/config-lang.in)
4376                         if test x$gnat = xyes ; then
4377                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4378                         fi
4379                         ;;
4380                     *)
4381                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4382                         ;;
4383                 esac
4384           fi
4385           ;;
4386 changequote([,])dnl
4387         esac
4388 done
4389
4390 # Make gthr-default.h if we have a thread file.
4391 gthread_flags=
4392 if test $thread_file != single; then
4393     rm -f gthr-default.h
4394     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4395     gthread_flags=-DHAVE_GTHR_DEFAULT
4396 fi
4397 AC_SUBST(gthread_flags)
4398
4399 # Make empty files to contain the specs and options for each language.
4400 # Then add #include lines to for a compiler that has specs and/or options.
4401
4402 lang_specs_files=
4403 lang_options_files=
4404 lang_tree_files=
4405 rm -f specs.h options.h gencheck.h
4406 touch specs.h options.h gencheck.h
4407 for subdir in . $subdirs
4408 do
4409         if test -f $srcdir/$subdir/lang-specs.h; then
4410                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4411                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4412         fi
4413         if test -f $srcdir/$subdir/lang-options.h; then
4414                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4415                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4416         fi
4417         if test -f $srcdir/$subdir/$subdir-tree.def; then
4418                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4419                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4420         fi
4421 done
4422
4423 # These (without "all_") are set in each config-lang.in.
4424 # `language' must be a single word so is spelled singularly.
4425 all_languages=
4426 all_boot_languages=
4427 all_compilers=
4428 all_stagestuff=
4429 all_diff_excludes=
4430 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4431 # List of language makefile fragments.
4432 all_lang_makefiles=
4433 all_headers=
4434 all_lib2funcs=
4435
4436 # Add the language fragments.
4437 # Languages are added via two mechanisms.  Some information must be
4438 # recorded in makefile variables, these are defined in config-lang.in.
4439 # We accumulate them and plug them into the main Makefile.
4440 # The other mechanism is a set of hooks for each of the main targets
4441 # like `clean', `install', etc.
4442
4443 language_fragments="Make-lang"
4444 language_hooks="Make-hooks"
4445 oldstyle_subdirs=
4446
4447 for s in .. $subdirs
4448 do
4449         if test $s != ".."
4450         then
4451                 language=
4452                 boot_language=
4453                 compilers=
4454                 stagestuff=
4455                 diff_excludes=
4456                 headers=
4457                 outputs=
4458                 lib2funcs=
4459                 . ${srcdir}/$s/config-lang.in
4460                 if test "x$language" = x
4461                 then
4462                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4463                         exit 1
4464                 fi
4465                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4466                 all_languages="$all_languages $language"
4467                 if test "x$boot_language" = xyes
4468                 then
4469                         all_boot_languages="$all_boot_languages $language"
4470                 fi
4471                 all_compilers="$all_compilers $compilers"
4472                 all_stagestuff="$all_stagestuff $stagestuff"
4473                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4474                 all_headers="$all_headers $headers"
4475                 all_outputs="$all_outputs $outputs"
4476                 if test x$outputs = x
4477                 then
4478                         oldstyle_subdirs="$oldstyle_subdirs $s"
4479                 fi
4480                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4481         fi
4482 done
4483
4484 # Since we can't use `::' targets, we link each language in
4485 # with a set of hooks, reached indirectly via lang.${target}.
4486
4487 rm -f Make-hooks
4488 touch Make-hooks
4489 target_list="all.build all.cross start.encap rest.encap \
4490         info dvi \
4491         install-normal install-common install-info install-man \
4492         uninstall distdir \
4493         mostlyclean clean distclean extraclean maintainer-clean \
4494         stage1 stage2 stage3 stage4"
4495 for t in $target_list
4496 do
4497         x=
4498         for lang in .. $all_languages
4499         do
4500                 if test $lang != ".."; then
4501                         x="$x $lang.$t"
4502                 fi
4503         done
4504         echo "lang.$t: $x" >> Make-hooks
4505 done
4506
4507 # If we're not building in srcdir, create .gdbinit.
4508
4509 if test ! -f Makefile.in; then
4510         echo "dir ." > .gdbinit
4511         echo "dir ${srcdir}" >> .gdbinit
4512         if test x$gdb_needs_out_file_path = xyes
4513         then
4514                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4515         fi
4516         if test "x$subdirs" != x; then
4517                 for s in $subdirs
4518                 do
4519                         echo "dir ${srcdir}/$s" >> .gdbinit
4520                 done
4521         fi
4522         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4523 fi
4524
4525 # Define variables host_canonical and build_canonical
4526 # because some Cygnus local changes in the Makefile depend on them.
4527 build_canonical=${build}
4528 host_canonical=${host}
4529 target_subdir=
4530 if test "${host}" != "${target}" ; then
4531     target_subdir=${target}/
4532 fi
4533 AC_SUBST(build_canonical)
4534 AC_SUBST(host_canonical)
4535 AC_SUBST(target_subdir)
4536
4537 # If this is using newlib, then define inhibit_libc in
4538 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4539 # libgcc.a, but that's OK because newib should have its own version of
4540 # assert.h.
4541 inhibit_libc=
4542 if test x$with_newlib = xyes; then
4543         inhibit_libc=-Dinhibit_libc
4544 fi
4545 AC_SUBST(inhibit_libc)
4546
4547 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4548 # absolute path for gcc_tooldir based on inserting the number of up-directory
4549 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4550 # $(libsubdir)/@(unlibsubdir) based path.
4551 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4552 # make and thus we'd get different behavior depending on where we built the
4553 # sources.
4554 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4555     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4556 else
4557 changequote(<<, >>)dnl
4558 # An explanation of the sed strings:
4559 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4560 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4561 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4562 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4563 #
4564 # (*) Note this pattern overwrites the first character of the string
4565 # with a forward slash if one is not already present.  This is not a
4566 # problem because the exact names of the sub-directories concerned is
4567 # unimportant, just the number of them matters.
4568 #
4569 # The practical upshot of these patterns is like this:
4570 #
4571 #  prefix     exec_prefix        result
4572 #  ------     -----------        ------
4573 #   /foo        /foo/bar          ../
4574 #   /foo/       /foo/bar          ../
4575 #   /foo        /foo/bar/         ../
4576 #   /foo/       /foo/bar/         ../
4577 #   /foo        /foo/bar/ugg      ../../
4578 #
4579     dollar='$$'
4580     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4581 changequote([, ])dnl
4582 fi
4583 AC_SUBST(gcc_tooldir)
4584 AC_SUBST(dollar)
4585
4586 # Nothing to do for FLOAT_H, float_format already handled.
4587 objdir=`pwd`
4588 AC_SUBST(objdir)
4589
4590 # Process the language and host/target makefile fragments.
4591 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4592
4593 # Substitute configuration variables
4594 AC_SUBST(subdirs)
4595 AC_SUBST(all_boot_languages)
4596 AC_SUBST(all_compilers)
4597 AC_SUBST(all_diff_excludes)
4598 AC_SUBST(all_headers)
4599 AC_SUBST(all_lang_makefiles)
4600 AC_SUBST(all_languages)
4601 AC_SUBST(all_lib2funcs)
4602 AC_SUBST(all_stagestuff)
4603 AC_SUBST(build_exeext)
4604 AC_SUBST(build_install_headers_dir)
4605 AC_SUBST(build_xm_file_list)
4606 AC_SUBST(cc_set_by_configure)
4607 AC_SUBST(quoted_cc_set_by_configure)
4608 AC_SUBST(cpp_install_dir)
4609 AC_SUBST(cpp_main)
4610 AC_SUBST(dep_host_xmake_file)
4611 AC_SUBST(dep_tmake_file)
4612 AC_SUBST(extra_c_flags)
4613 AC_SUBST(extra_c_objs)
4614 AC_SUBST(extra_cpp_objs)
4615 AC_SUBST(extra_cxx_objs)
4616 AC_SUBST(extra_headers_list)
4617 AC_SUBST(extra_objs)
4618 AC_SUBST(extra_parts)
4619 AC_SUBST(extra_passes)
4620 AC_SUBST(extra_programs)
4621 AC_SUBST(fixinc_defs)
4622 AC_SUBST(float_h_file)
4623 AC_SUBST(gcc_gxx_include_dir)
4624 AC_SUBST(gcc_version)
4625 AC_SUBST(gcc_version_trigger)
4626 AC_SUBST(host_exeext)
4627 AC_SUBST(host_extra_gcc_objs)
4628 AC_SUBST(host_xm_file_list)
4629 AC_SUBST(install)
4630 AC_SUBST(lang_options_files)
4631 AC_SUBST(lang_specs_files)
4632 AC_SUBST(lang_tree_files)
4633 AC_SUBST(local_prefix)
4634 AC_SUBST(maybe_use_collect2)
4635 AC_SUBST(md_file)
4636 AC_SUBST(objc_boehm_gc)
4637 AC_SUBST(out_file)
4638 AC_SUBST(out_object_file)
4639 AC_SUBST(stage_prefix_set_by_configure)
4640 AC_SUBST(symbolic_link)
4641 AC_SUBST(thread_file)
4642 AC_SUBST(tm_file_list)
4643 AC_SUBST(will_use_collect2)
4644
4645
4646 AC_SUBST_FILE(target_overrides)
4647 AC_SUBST_FILE(host_overrides)
4648 AC_SUBST(cross_defines)
4649 AC_SUBST_FILE(cross_overrides)
4650 AC_SUBST_FILE(build_overrides)
4651 AC_SUBST_FILE(language_fragments)
4652 AC_SUBST_FILE(language_hooks)
4653
4654 # Echo that links are built
4655 if test x$host = x$target
4656 then
4657         str1="native "
4658 else
4659         str1="cross-"
4660         str2=" from $host"
4661 fi
4662
4663 if test x$host != x$build
4664 then
4665         str3=" on a $build system"
4666 fi
4667
4668 if test "x$str2" != x || test "x$str3" != x
4669 then
4670         str4=
4671 fi
4672
4673 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4674
4675 if test "x$str2" != x || test "x$str3" != x
4676 then
4677         echo " ${str2}${str3}." 1>&2
4678 fi
4679
4680 # Truncate the target if necessary
4681 if test x$host_truncate_target != x; then
4682         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4683 fi
4684
4685 # Configure the subdirectories
4686 # AC_CONFIG_SUBDIRS($subdirs)
4687
4688 # Create the Makefile
4689 # and configure language subdirectories
4690 AC_OUTPUT($all_outputs,
4691 [
4692 . $srcdir/configure.lang
4693 case x$CONFIG_HEADERS in
4694 xauto-host.h:config.in)
4695 echo > cstamp-h ;;
4696 esac
4697 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4698 # bootstrapping and the installation procedure can still use
4699 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4700 # FLAGS_TO_PASS has been modified to solve the problem there.
4701 # This is virtually a duplicate of what happens in configure.lang; we do
4702 # an extra check to make sure this only happens if ln -s can be used.
4703 if test "$symbolic_link" = "ln -s"; then
4704  for d in .. ${subdirs} ; do
4705    if test $d != ..; then
4706         STARTDIR=`pwd`
4707         cd $d
4708         for t in stage1 stage2 stage3 stage4 include
4709         do
4710                 rm -f $t
4711                 $symbolic_link ../$t $t 2>/dev/null
4712         done
4713         cd $STARTDIR
4714    fi
4715  done
4716 else true ; fi
4717 # Avoid having to add intl to our include paths.
4718 if test -f intl/libintl.h; then
4719   echo creating libintl.h
4720   echo '#include "intl/libintl.h"' >libintl.h
4721 fi
4722 ],
4723 [
4724 host='${host}'
4725 build='${build}'
4726 target='${target}'
4727 target_alias='${target_alias}'
4728 srcdir='${srcdir}'
4729 subdirs='${subdirs}'
4730 oldstyle_subdirs='${oldstyle_subdirs}'
4731 symbolic_link='${symbolic_link}'
4732 program_transform_set='${program_transform_set}'
4733 program_transform_name='${program_transform_name}'
4734 dep_host_xmake_file='${dep_host_xmake_file}'
4735 host_xmake_file='${host_xmake_file}'
4736 dep_tmake_file='${dep_tmake_file}'
4737 tmake_file='${tmake_file}'
4738 thread_file='${thread_file}'
4739 gcc_version='${gcc_version}'
4740 gcc_version_trigger='${gcc_version_trigger}'
4741 local_prefix='${local_prefix}'
4742 build_install_headers_dir='${build_install_headers_dir}'
4743 build_exeext='${build_exeext}'
4744 host_exeext='${host_exeext}'
4745 out_file='${out_file}'
4746 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4747 SET_MAKE='${SET_MAKE}'
4748 target_list='${target_list}'
4749 target_overrides='${target_overrides}'
4750 host_overrides='${host_overrides}'
4751 cross_defines='${cross_defines}'
4752 cross_overrides='${cross_overrides}'
4753 build_overrides='${build_overrides}'
4754 cpp_install_dir='${cpp_install_dir}'
4755 ])