contrib/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="${extra_c_flags} -DUSE_CPPLIB=1"
 216   cpp_main=cppmain
 217 fi)
 218
 219 # Enable Multibyte Characters for C/C++
 220 AC_ARG_ENABLE(c-mbchar,
 221 [  --enable-c-mbchar       enable multibyte characters for C and C++.],
 222 if test x$enable_c_mbchar != xno; then
 223   extra_c_flags=-DMULTIBYTE_CHARS=1
 224 fi)
 225
 226 # Disable fast fixincludes
 227 AC_ARG_ENABLE(fast-fixincludes,
 228 [  --disable-fast-fixincludes
 229                          Disable the new fast fixincludes.
 230                          Run the old fixincludes script unconditionally],
 231 if test x$enable_fast_fixincludes = xno ; then
 232   cp $srcdir/fixincludes ./fixinc.sh
 233 fi)
 234
 235 # Enable Haifa scheduler.
 236 AC_ARG_ENABLE(haifa,
 237 [  --enable-haifa          use the experimental scheduler.
 238   --disable-haifa         don't use the experimental scheduler for the
 239                           targets which normally enable it.])
 240
 241 # Enable threads
 242 # Pass with no value to take the default
 243 # Pass with a value to specify a thread package
 244 AC_ARG_ENABLE(threads,
 245 [  --enable-threads        enable thread usage for target GCC.
 246   --enable-threads=LIB    use LIB thread package for target GCC.],
 247 if test x$enable_threads = xno; then
 248         enable_threads=''
 249 fi,
 250 enable_threads='')
 251
 252 enable_threads_flag=$enable_threads
 253 # Check if a valid thread package
 254 case x${enable_threads_flag} in
 255         x | xno)
 256                 # No threads
 257                 target_thread_file='single'
 258                 ;;
 259         xyes)
 260                 # default
 261                 target_thread_file=''
 262                 ;;
 263         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 264         xsolaris | xwin32 | xdce | xvxworks)
 265                 target_thread_file=$enable_threads_flag
 266                 ;;
 267         *)
 268                 echo "$enable_threads is an unknown thread package" 1>&2
 269                 exit 1
 270                 ;;
 271 esac
 272
 273 AC_ARG_ENABLE(objc-gc,
 274 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 275                           the GNU Objective-C runtime.],
 276 if [[[ x$enable_objc_gc = xno ]]]; then
 277         objc_boehm_gc=''
 278 else
 279         objc_boehm_gc=1
 280 fi,
 281 objc_boehm_gc='')
 282
 283 AC_ARG_ENABLE(java-gc,
 284 changequote(<<,>>)dnl
 285 <<  --enable-java-gc=TYPE   choose garbage collector [boehm]>>,
 286 changequote([,])
 287   JAVAGC=$enableval,
 288   JAVAGC=boehm)
 289
 290 AC_ARG_WITH(dwarf2,
 291 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 292 dwarf2="$with_dwarf2",
 293 dwarf2=no)
 294
 295 # Determine the host, build, and target systems
 296 AC_CANONICAL_SYSTEM
 297
 298 # Find the native compiler
 299 AC_PROG_CC
 300
 301 # If the native compiler is GCC, we can enable warnings even in stage1.
 302 # That's useful for people building cross-compilers, or just running a
 303 # quick `make'.
 304 if test "x$GCC" = "xyes"; then
 305   stage1_warn_cflags='$(WARN_CFLAGS)'
 306 else
 307   stage1_warn_cflags=""
 308 fi
 309 AC_SUBST(stage1_warn_cflags)
 310
 311 AC_PROG_MAKE_SET
 312
 313 AC_MSG_CHECKING([whether a default assembler was specified])
 314 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 315     if test x"$gas_flag" = x"no"; then
 316         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 317     else
 318         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 319     fi
 320 else
 321     AC_MSG_RESULT(no)
 322 fi
 323
 324 AC_MSG_CHECKING([whether a default linker was specified])
 325 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 326     if test x"$gnu_ld_flag" = x"no"; then
 327         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 328     else
 329         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 330     fi
 331 else
 332     AC_MSG_RESULT(no)
 333 fi
 334
 335 # Find some useful tools
 336 AC_PROG_AWK
 337 AC_PROG_LEX
 338 GCC_PROG_LN
 339 GCC_PROG_LN_S
 340 GCC_C_VOLATILE
 341 AC_PROG_RANLIB
 342 AC_PROG_YACC
 343 EGCS_PROG_INSTALL
 344
 345 AC_HEADER_STDC
 346 AC_HEADER_TIME
 347 GCC_HEADER_STRING
 348 AC_HEADER_SYS_WAIT
 349 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unistd.h stab.h sys/file.h sys/time.h sys/resource.h sys/param.h sys/times.h sys/stat.h direct.h)
 350
 351 # Check for thread headers.
 352 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 353 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 354
 355 # See if GNAT has been installed
 356 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 357
 358 # See if the system preprocessor understands the ANSI C preprocessor
 359 # stringification operator.
 360 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 361 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 362 [AC_TRY_COMPILE(,
 363 [#define S(x)   #x
 364 char *test = S(foo);],
 365 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 366 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 367 if test $gcc_cv_c_have_stringify = yes; then
 368   AC_DEFINE(HAVE_CPP_STRINGIFY)
 369 fi
 370
 371 # Use <inttypes.h> only if it exists,
 372 # doesn't clash with <sys/types.h>, and declares intmax_t.
 373 AC_MSG_CHECKING(for inttypes.h)
 374 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 375 [AC_TRY_COMPILE(
 376   [#include <sys/types.h>
 377 #include <inttypes.h>],
 378   [intmax_t i = -1;],
 379   [gcc_cv_header_inttypes_h=yes],
 380   gcc_cv_header_inttypes_h=no)])
 381 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 382 if test $gcc_cv_header_inttypes_h = yes; then
 383   AC_DEFINE(HAVE_INTTYPES_H)
 384 fi
 385
 386 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 387         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 388         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 389         fputs_unlocked)
 390
 391 # Make sure wchar_t is available
 392 #AC_CHECK_TYPE(wchar_t, unsigned int)
 393
 394 GCC_FUNC_VFPRINTF_DOPRNT
 395 GCC_FUNC_PRINTF_PTR
 396
 397 case "${host}" in
 398 *-*-uwin*)
 399   # Under some versions of uwin, vfork is notoriously buggy and the test
 400   # can hang configure; on other versions, vfork exists just as a stub.
 401   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 402   ac_cv_func_vfork_works=no
 403   ;;
 404 esac
 405 AC_FUNC_VFORK
 406
 407 GCC_NEED_DECLARATIONS(malloc realloc calloc free bcopy bzero bcmp \
 408         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 409         strsignal putc_unlocked fputs_unlocked strstr)
 410
 411 GCC_NEED_DECLARATIONS(getrlimit setrlimit, [
 412 #include <sys/types.h>
 413 #ifdef HAVE_SYS_RESOURCE_H
 414 #include <sys/resource.h>
 415 #endif
 416 ])
 417
 418 AC_DECL_SYS_SIGLIST
 419
 420 # mkdir takes a single argument on some systems.
 421 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 422
 423 # File extensions
 424 manext='.1'
 425 objext='.o'
 426 AC_SUBST(manext)
 427 AC_SUBST(objext)
 428
 429 build_xm_file=
 430 build_xm_defines=
 431 build_install_headers_dir=install-headers-tar
 432 build_exeext=
 433 host_xm_file=
 434 host_xm_defines=
 435 host_xmake_file=
 436 host_truncate_target=
 437 host_exeext=
 438
 439 # Decode the host machine, then the target machine.
 440 # For the host machine, we save the xm_file variable as host_xm_file;
 441 # then we decode the target machine and forget everything else
 442 # that came from the host machine.
 443 for machine in $build $host $target; do
 444
 445         out_file=
 446         xmake_file=
 447         tmake_file=
 448         extra_headers=
 449         extra_passes=
 450         extra_parts=
 451         extra_programs=
 452         extra_objs=
 453         extra_host_objs=
 454         extra_gcc_objs=
 455         xm_defines=
 456         float_format=
 457         # Set this to force installation and use of collect2.
 458         use_collect2=
 459         # Set this to override the default target model.
 460         target_cpu_default=
 461         # Set this to control how the header file directory is installed.
 462         install_headers_dir=install-headers-tar
 463         # Set this to a non-empty list of args to pass to cpp if the target
 464         # wants its .md file passed through cpp.
 465         md_cppflags=
 466         # Set this if directory names should be truncated to 14 characters.
 467         truncate_target=
 468         # Set this if gdb needs a dir command with `dirname $out_file`
 469         gdb_needs_out_file_path=
 470         # Set this if the build machine requires executables to have a
 471         # file name suffix.
 472         exeext=
 473         # Set this to control which thread package will be used.
 474         thread_file=
 475         # Reinitialize these from the flag values every loop pass, since some
 476         # configure entries modify them.
 477         gas="$gas_flag"
 478         gnu_ld="$gnu_ld_flag"
 479         enable_threads=$enable_threads_flag
 480
 481         # Set default cpu_type, tm_file and xm_file so it can be updated in
 482         # each machine entry.
 483         cpu_type=`echo $machine | sed 's/-.*$//'`
 484         case $machine in
 485         alpha*-*-*)
 486                 cpu_type=alpha
 487                 ;;
 488         arm*-*-*)
 489                 cpu_type=arm
 490                 ;;
 491         c*-convex-*)
 492                 cpu_type=convex
 493                 ;;
 494 changequote(,)dnl
 495         i[34567]86-*-*)
 496 changequote([,])dnl
 497                 cpu_type=i386
 498                 ;;
 499         hppa*-*-*)
 500                 cpu_type=pa
 501                 ;;
 502         m68000-*-*)
 503                 cpu_type=m68k
 504                 ;;
 505         mips*-*-*)
 506                 cpu_type=mips
 507                 ;;
 508         powerpc*-*-*)
 509                 cpu_type=rs6000
 510                 ;;
 511         pyramid-*-*)
 512                 cpu_type=pyr
 513                 ;;
 514         sparc*-*-*)
 515                 cpu_type=sparc
 516                 ;;
 517         esac
 518
 519         tm_file=${cpu_type}/${cpu_type}.h
 520         xm_file=${cpu_type}/xm-${cpu_type}.h
 521
 522         # Common parts for linux-gnu and openbsd systems
 523         case $machine in
 524         *-*-linux-gnu*)
 525                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 526                 ;;
 527         *-*-openbsd*)
 528                 tm_file=${cpu_type}/openbsd.h
 529                 tmake_file="t-libc-ok t-openbsd"
 530                 # avoid surprises, always provide an xm-openbsd file
 531                 xm_file=${cpu_type}/xm-openbsd.h
 532                 # don't depend on processor x-fragments as well
 533                 xmake_file=none
 534                 if test x$enable_threads = xyes; then
 535                         thread_file='posix'
 536                         tmake_file="${tmake_file} t-openbsd-thread"
 537                 fi
 538                 ;;
 539         esac
 540
 541         case $machine in
 542         # Support site-specific machine types.
 543         *local*)
 544                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 545                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 546                 xm_file=${cpu_type}/xm-$rest.h
 547                 tm_file=${cpu_type}/$rest.h
 548                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 549                 then xmake_file=${cpu_type}/x-$rest; \
 550                 else true; \
 551                 fi
 552                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 553                 then tmake_file=${cpu_type}/t-$rest; \
 554                 else true; \
 555                 fi
 556                 ;;
 557         1750a-*-*)
 558                 ;;
 559         a29k-*-bsd* | a29k-*-sym1*)
 560                 tm_file="${tm_file} a29k/unix.h"
 561                 xm_defines=USG
 562                 xmake_file=a29k/x-unix
 563                 use_collect2=yes
 564                 ;;
 565         a29k-*-udi | a29k-*-coff)
 566                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 567                 tmake_file=a29k/t-a29kbare
 568                 ;;
 569         a29k-wrs-vxworks*)
 570                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 571                 tmake_file=a29k/t-vx29k
 572                 extra_parts="crtbegin.o crtend.o"
 573                 thread_file='vxworks'
 574                 ;;
 575         a29k-*-*)                       # Default a29k environment.
 576                 use_collect2=yes
 577                 ;;
 578         alpha-*-interix)
 579                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 580
 581                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 582                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 583
 584                 # GAS + IEEE_CONFORMANT
 585                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 586
 587                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 588                 xmake_file="x-interix alpha/t-pe"
 589                 tmake_file="alpha/t-interix alpha/t-ieee"
 590                 if test x$enable_threads = xyes ; then
 591                         thread_file='posix'
 592                 fi
 593                 if test x$stabs = xyes ; then
 594                         tm_file="${tm_file} dbxcoff.h"
 595                 fi
 596                 #prefix='$$INTERIX_ROOT'/usr/contrib
 597                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 598                 ;;
 599         alpha*-*-linux-gnuecoff*)
 600                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 601                 target_cpu_default="MASK_GAS"
 602                 tmake_file="alpha/t-ieee"
 603                 gas=no
 604                 xmake_file=none
 605                 gas=yes gnu_ld=yes
 606                 ;;
 607         alpha*-*-linux-gnulibc1*)
 608                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 609                 target_cpu_default="MASK_GAS"
 610                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 611                 extra_parts="crtbegin.o crtend.o"
 612                 xmake_file=none
 613                 gas=yes gnu_ld=yes
 614                 if test x$enable_threads = xyes; then
 615                         thread_file='posix'
 616                 fi
 617                 ;;
 618         alpha*-*-linux-gnu*)
 619                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 620                 target_cpu_default="MASK_GAS"
 621                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 622                 extra_parts="crtbegin.o crtend.o"
 623                 xmake_file=none
 624                 gas=yes gnu_ld=yes
 625                 if test x$enable_threads = xyes; then
 626                         thread_file='posix'
 627                 fi
 628                 ;;
 629         alpha*-*-netbsd*)
 630                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 631                 target_cpu_default="MASK_GAS"
 632                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 633                 extra_parts="crtbegin.o crtend.o"
 634                 xmake_file=none
 635                 gas=yes gnu_ld=yes
 636                 ;;
 637
 638         alpha*-*-openbsd*)
 639                 # default x-alpha is only appropriate for dec-osf.
 640                 target_cpu_default="MASK_GAS"
 641                 tmake_file="alpha/t-ieee"
 642                 ;;
 643
 644         alpha*-dec-osf*)
 645                 if test x$stabs = xyes
 646                 then
 647                         tm_file="${tm_file} dbx.h"
 648                 fi
 649                 if test x$gas != xyes
 650                 then
 651                         extra_passes="mips-tfile mips-tdump"
 652                 fi
 653                 use_collect2=yes
 654                 tmake_file="alpha/t-ieee"
 655                 case $machine in
 656                   *-*-osf1*)
 657                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 658                     ;;
 659 changequote(,)dnl
 660                   *-*-osf[23]*)
 661 changequote([,])dnl
 662                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 663                     ;;
 664                   *-*-osf4*)
 665                     tm_file="${tm_file} alpha/osf.h"
 666                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 667                     # a broken tar, so we use cpio instead.
 668                     install_headers_dir=install-headers-cpio
 669                     ;;
 670                 esac
 671                 case $machine in
 672 changequote(,)dnl
 673                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 674 changequote([,])dnl
 675                     target_cpu_default=MASK_SUPPORT_ARCH
 676                     ;;
 677                 esac
 678                 ;;
 679         alpha*-*-vxworks*)
 680                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 681                 tmake_file="alpha/t-ieee"
 682                 if [ x$gas != xyes ]
 683                 then
 684                         extra_passes="mips-tfile mips-tdump"
 685                 fi
 686                 use_collect2=yes
 687                 thread_file='vxworks'
 688                 ;;
 689         alpha*-*-winnt*)
 690                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 691                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 692                 tmake_file="t-libc-ok alpha/t-ieee"
 693                 xmake_file=winnt/x-winnt
 694                 extra_host_objs=oldnames.o
 695                 extra_gcc_objs="spawnv.o oldnames.o"
 696                 if test x$gnu_ld != xyes
 697                 then
 698                         extra_programs=ld.exe
 699                 fi
 700                 if test x$enable_threads = xyes; then
 701                         thread_file='win32'
 702                 fi
 703                 ;;
 704         alpha*-dec-vms*)
 705                 tm_file=alpha/vms.h
 706                 xm_file="${xm_file} alpha/xm-vms.h"
 707                 tmake_file="alpha/t-vms alpha/t-ieee"
 708                 ;;
 709         arc-*-elf*)
 710                 extra_parts="crtinit.o crtfini.o"
 711                 ;;
 712         arm-*-coff* | armel-*-coff*)
 713                 tm_file=arm/coff.h
 714                 tmake_file=arm/t-bare
 715                 ;;
 716         arm-*-vxworks*)
 717                 tm_file=arm/vxarm.h
 718                 tmake_file=arm/t-bare
 719                 thread_file='vxworks'
 720                 ;;
 721 changequote(,)dnl
 722         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 723 changequote([,])dnl
 724                 tm_file=arm/riscix1-1.h
 725                 use_collect2=yes
 726                 ;;
 727         arm-*-riscix*)                  # Acorn RISC machine
 728                 if test x$gas = xyes
 729                 then
 730                     tm_file=arm/rix-gas.h
 731                 else
 732                     tm_file=arm/riscix.h
 733                 fi
 734                 xmake_file=arm/x-riscix
 735                 tmake_file=arm/t-riscix
 736                 use_collect2=yes
 737                 ;;
 738         arm-semi-aout | armel-semi-aout)
 739                 tm_file=arm/semi.h
 740                 tmake_file=arm/t-semi
 741                 ;;
 742         arm-semi-aof | armel-semi-aof)
 743                 tm_file=arm/semiaof.h
 744                 tmake_file=arm/t-semiaof
 745                 ;;
 746         arm*-*-netbsd*)
 747                 tm_file=arm/netbsd.h
 748                 xm_file="arm/xm-netbsd.h ${xm_file}"
 749                 tmake_file="t-netbsd arm/t-netbsd"
 750        use_collect2=yes
 751                 ;;
 752         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 753                 cpu_type=arm
 754                 xmake_file=x-linux
 755                 tm_file=arm/linux-aout.h
 756                 tmake_file=arm/t-linux
 757                 gnu_ld=yes
 758                 ;;
 759         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 760                 xm_file=arm/xm-linux.h
 761                 xmake_file=x-linux
 762                 case $machine in
 763                 armv2*-*-*)
 764                         tm_file=arm/linux-elf26.h
 765                         ;;
 766                 *)
 767                         tm_file=arm/linux-elf.h
 768                         ;;
 769                 esac
 770                 tmake_file="t-linux arm/t-linux"
 771                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 772                 gnu_ld=yes
 773                 case x${enable_threads} in
 774                 x | xyes | xpthreads | xposix)
 775                         thread_file='posix'
 776                         ;;
 777                 esac
 778                 ;;
 779         arm*-*-aout)
 780                 tm_file=arm/aout.h
 781                 tmake_file=arm/t-bare
 782                 ;;
 783         arm*-*-ecos-elf)
 784                 tm_file=arm/ecos-elf.h
 785                 tmake_file=arm/t-elf
 786                 ;;
 787         arm*-*-elf)
 788                 tm_file=arm/unknown-elf.h
 789                 tmake_file=arm/t-arm-elf
 790                 ;;
 791         arm*-*-oabi)
 792                 tm_file=arm/unknown-elf-oabi.h
 793                 tmake_file=arm/t-arm-elf
 794                 ;;
 795         c1-convex-*)                    # Convex C1
 796                 target_cpu_default=1
 797                 use_collect2=yes
 798                 ;;
 799         c2-convex-*)                    # Convex C2
 800                 target_cpu_default=2
 801                 use_collect2=yes
 802                 ;;
 803         c32-convex-*)
 804                 target_cpu_default=4
 805                 use_collect2=yes
 806                 ;;
 807         c34-convex-*)
 808                 target_cpu_default=8
 809                 use_collect2=yes
 810                 ;;
 811         c38-convex-*)
 812                 target_cpu_default=16
 813                 use_collect2=yes
 814                 ;;
 815         c4x-*)
 816                 cpu_type=c4x
 817                 tmake_file=c4x/t-c4x
 818                 ;;
 819         clipper-intergraph-clix*)
 820                 tm_file="${tm_file} svr3.h clipper/clix.h"
 821                 xm_file=clipper/xm-clix.h
 822                 xmake_file=clipper/x-clix
 823                 extra_headers=va-clipper.h
 824                 extra_parts="crtbegin.o crtend.o"
 825                 install_headers_dir=install-headers-cpio
 826                 ;;
 827         dsp16xx-*)
 828                 ;;
 829         elxsi-elxsi-*)
 830                 use_collect2=yes
 831                 ;;
 832 # This hasn't been upgraded to GCC 2.
 833 #       fx80-alliant-*)                 # Alliant FX/80
 834 #               ;;
 835         h8300-*-*)
 836                 float_format=i32
 837                 ;;
 838         hppa*-*-openbsd*)
 839                 target_cpu_default="MASK_PA_11"
 840                 tmake_file=pa/t-openbsd
 841                 ;;
 842         hppa1.1-*-pro*)
 843                 tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h"
 844                 xm_file=pa/xm-papro.h
 845                 tmake_file=pa/t-pro
 846                 ;;
 847         hppa1.1-*-osf*)
 848                 target_cpu_default="MASK_PA_11"
 849                 tm_file="${tm_file} pa/pa-osf.h"
 850                 use_collect2=yes
 851                 ;;
 852         hppa1.1-*-rtems*)
 853                 tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h pa/rtems.h"
 854                 xm_file=pa/xm-papro.h
 855                 tmake_file=pa/t-pro
 856                 ;;
 857         hppa1.0-*-osf*)
 858                 tm_file="${tm_file} pa/pa-osf.h"
 859                 use_collect2=yes
 860                 ;;
 861         hppa1.1-*-bsd*)
 862                 target_cpu_default="MASK_PA_11"
 863                 use_collect2=yes
 864                 ;;
 865         hppa1.0-*-bsd*)
 866                 use_collect2=yes
 867                 ;;
 868         hppa1.0-*-hpux7*)
 869                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa-hpux7.h"
 870                 xm_file=pa/xm-pahpux.h
 871                 xmake_file=pa/x-pa-hpux
 872                 if test x$gas = xyes
 873                 then
 874                         tm_file="${tm_file} pa/gas.h"
 875                 fi
 876                 install_headers_dir=install-headers-cpio
 877                 use_collect2=yes
 878                 ;;
 879 changequote(,)dnl
 880         hppa1.0-*-hpux8.0[0-2]*)
 881 changequote([,])dnl
 882                 tm_file="${tm_file} pa/pa-hpux.h"
 883                 xm_file=pa/xm-pahpux.h
 884                 xmake_file=pa/x-pa-hpux
 885                 if test x$gas = xyes
 886                 then
 887                         tm_file="${tm_file} pa/pa-gas.h"
 888                 else
 889                         tm_file="pa/pa-oldas.h ${tm_file}"
 890                 fi
 891                 install_headers_dir=install-headers-cpio
 892                 use_collect2=yes
 893                 ;;
 894 changequote(,)dnl
 895         hppa1.1-*-hpux8.0[0-2]*)
 896 changequote([,])dnl
 897                 target_cpu_default="MASK_PA_11"
 898                 tm_file="${tm_file} pa/pa-hpux.h"
 899                 xm_file=pa/xm-pahpux.h
 900                 xmake_file=pa/x-pa-hpux
 901                 if test x$gas = xyes
 902                 then
 903                         tm_file="${tm_file} pa/pa-gas.h"
 904                 else
 905                         tm_file="pa/pa-oldas.h ${tm_file}"
 906                 fi
 907                 install_headers_dir=install-headers-cpio
 908                 use_collect2=yes
 909                 ;;
 910         hppa1.1-*-hpux8*)
 911                 target_cpu_default="MASK_PA_11"
 912                 tm_file="${tm_file} pa/pa-hpux.h"
 913                 xm_file=pa/xm-pahpux.h
 914                 xmake_file=pa/x-pa-hpux
 915                 if test x$gas = xyes
 916                 then
 917                         tm_file="${tm_file} pa/pa-gas.h"
 918                 fi
 919                 install_headers_dir=install-headers-cpio
 920                 use_collect2=yes
 921                 ;;
 922         hppa1.0-*-hpux8*)
 923                 tm_file="${tm_file} pa/pa-hpux.h"
 924                 xm_file=pa/xm-pahpux.h
 925                 xmake_file=pa/x-pa-hpux
 926                 if test x$gas = xyes
 927                 then
 928                         tm_file="${tm_file} pa/pa-gas.h"
 929                 fi
 930                 install_headers_dir=install-headers-cpio
 931                 use_collect2=yes
 932                 ;;
 933         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 934                 target_cpu_default="MASK_PA_11"
 935                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux10.h"
 936                 xm_file=pa/xm-pahpux.h
 937                 xmake_file=pa/x-pa-hpux
 938                 tmake_file=pa/t-pa
 939                 if test x$gas = xyes
 940                 then
 941                         tm_file="${tm_file} pa/pa-gas.h"
 942                 fi
 943                 if test x$enable_threads = x; then
 944                     enable_threads=$have_pthread_h
 945                 fi
 946                 if test x$enable_threads = xyes; then
 947                         thread_file='dce'
 948                         tmake_file="${tmake_file} pa/t-dce-thr"
 949                 fi
 950                 install_headers_dir=install-headers-cpio
 951                 use_collect2=yes
 952                 ;;
 953         hppa1.0-*-hpux10*)
 954                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux10.h"
 955                 xm_file=pa/xm-pahpux.h
 956                 xmake_file=pa/x-pa-hpux
 957                 tmake_file=pa/t-pa
 958                 if test x$gas = xyes
 959                 then
 960                         tm_file="${tm_file} pa/pa-gas.h"
 961                 fi
 962                 if test x$enable_threads = x; then
 963                     enable_threads=$have_pthread_h
 964                 fi
 965                 if test x$enable_threads = xyes; then
 966                         thread_file='dce'
 967                         tmake_file="${tmake_file} pa/t-dce-thr"
 968                 fi
 969                 install_headers_dir=install-headers-cpio
 970                 use_collect2=yes
 971                 ;;
 972         hppa1.1-*-hpux* | hppa2*-*-hpux*)
 973                 target_cpu_default="MASK_PA_11"
 974                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux9.h"
 975                 xm_file=pa/xm-pahpux.h
 976                 xmake_file=pa/x-pa-hpux
 977                 if test x$gas = xyes
 978                 then
 979                         tm_file="${tm_file} pa/pa-gas.h"
 980                 fi
 981                 install_headers_dir=install-headers-cpio
 982                 use_collect2=yes
 983                 ;;
 984         hppa1.0-*-hpux*)
 985                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux9.h"
 986                 xm_file=pa/xm-pahpux.h
 987                 xmake_file=pa/x-pa-hpux
 988                 if test x$gas = xyes
 989                 then
 990                         tm_file="${tm_file} pa/pa-gas.h"
 991                 fi
 992                 install_headers_dir=install-headers-cpio
 993                 use_collect2=yes
 994                 ;;
 995         hppa1.1-*-hiux* | hppa2*-*-hiux*)
 996                 target_cpu_default="MASK_PA_11"
 997                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hiux.h"
 998                 xm_file=pa/xm-pahpux.h
 999                 xmake_file=pa/x-pa-hpux
1000                 if test x$gas = xyes
1001                 then
1002                         tm_file="${tm_file} pa/pa-gas.h"
1003                 fi
1004                 install_headers_dir=install-headers-cpio
1005                 use_collect2=yes
1006                 ;;
1007         hppa1.0-*-hiux*)
1008                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hiux.h"
1009                 xm_file=pa/xm-pahpux.h
1010                 xmake_file=pa/x-pa-hpux
1011                 if test x$gas = xyes
1012                 then
1013                         tm_file="${tm_file} pa/pa-gas.h"
1014                 fi
1015                 install_headers_dir=install-headers-cpio
1016                 use_collect2=yes
1017                 ;;
1018         hppa*-*-lites*)
1019                 target_cpu_default="MASK_PA_11"
1020                 use_collect2=yes
1021                 ;;
1022         i370-*-mvs*)
1023                 ;;
1024 changequote(,)dnl
1025         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1026 changequote([,])dnl
1027                 if test x$gas = xyes
1028                 then
1029                         tm_file=i386/aix386.h
1030                         extra_parts="crtbegin.o crtend.o"
1031                         tmake_file=i386/t-crtstuff
1032                 else
1033                         tm_file=i386/aix386ng.h
1034                         use_collect2=yes
1035                 fi
1036                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1037                 xm_defines=USG
1038                 xmake_file=i386/x-aix
1039                 ;;
1040 changequote(,)dnl
1041         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1042 changequote([,])dnl
1043                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1044                 xm_defines="USG POSIX SMALL_ARG_MAX"
1045                 xmake_file=i386/x-ncr3000
1046                 if test x$stabs = xyes -a x$gas = xyes
1047                 then
1048                         tm_file=i386/sysv4gdb.h
1049                 else
1050                         tm_file=i386/sysv4.h
1051                 fi
1052                 extra_parts="crtbegin.o crtend.o"
1053                 tmake_file=i386/t-crtpic
1054                 ;;
1055 changequote(,)dnl
1056         i[34567]86-next-*)
1057 changequote([,])dnl
1058                 tm_file=i386/next.h
1059                 xm_file=i386/xm-next.h
1060                 tmake_file=i386/t-next
1061                 xmake_file=i386/x-next
1062                 extra_objs=nextstep.o
1063                 extra_parts="crtbegin.o crtend.o"
1064                 if test x$enable_threads = xyes; then
1065                         thread_file='mach'
1066                 fi
1067                 ;;
1068 changequote(,)dnl
1069         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1070 changequote([,])dnl
1071                 use_collect2=yes
1072                 if test x$gas = xyes
1073                 then
1074                         tm_file=i386/seq-gas.h
1075                 else
1076                         tm_file=i386/sequent.h
1077                 fi
1078                 ;;
1079 changequote(,)dnl
1080         i[34567]86-sequent-ptx1*)
1081 changequote([,])dnl
1082                 xm_defines="USG SVR3"
1083                 xmake_file=i386/x-sysv3
1084                 tm_file=i386/seq-sysv3.h
1085                 tmake_file=i386/t-crtstuff
1086                 extra_parts="crtbegin.o crtend.o"
1087                 install_headers_dir=install-headers-cpio
1088                 ;;
1089 changequote(,)dnl
1090         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1091 changequote([,])dnl
1092                 xm_defines="USG SVR3"
1093                 xmake_file=i386/x-sysv3
1094                 tm_file=i386/seq2-sysv3.h
1095                 tmake_file=i386/t-crtstuff
1096                 extra_parts="crtbegin.o crtend.o"
1097                 install_headers_dir=install-headers-cpio
1098                 ;;
1099 changequote(,)dnl
1100         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1101 changequote([,])dnl
1102                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1103                 xm_defines="USG POSIX SMALL_ARG_MAX"
1104                 xmake_file=x-svr4
1105                 tm_file=i386/ptx4-i.h
1106                 tmake_file=t-svr4
1107                 extra_parts="crtbegin.o crtend.o"
1108                 install_headers_dir=install-headers-cpio
1109                 ;;
1110         i386-sun-sunos*)                # Sun i386 roadrunner
1111                 xm_defines=USG
1112                 tm_file=i386/sun.h
1113                 use_collect2=yes
1114                 ;;
1115 changequote(,)dnl
1116         i[34567]86-wrs-vxworks*)
1117 changequote([,])dnl
1118                 tm_file=i386/vxi386.h
1119                 tmake_file=i386/t-i386bare
1120                 thread_file='vxworks'
1121                 ;;
1122 changequote(,)dnl
1123         i[34567]86-*-aout*)
1124 changequote([,])dnl
1125                 tm_file=i386/i386-aout.h
1126                 tmake_file=i386/t-i386bare
1127                 ;;
1128 changequote(,)dnl
1129         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1130 changequote([,])dnl
1131                 tm_file=i386/bsd386.h
1132 #               tmake_file=t-libc-ok
1133                 ;;
1134 changequote(,)dnl
1135         i[34567]86-*-bsd*)
1136 changequote([,])dnl
1137                 tm_file=i386/386bsd.h
1138 #               tmake_file=t-libc-ok
1139 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1140 #               use_collect2=yes
1141                 ;;
1142 changequote(,)dnl
1143         i[34567]86-*-freebsdelf*)
1144 changequote([,])dnl
1145                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1146                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1147                 tmake_file=t-freebsd
1148                 gas=yes
1149                 gnu_ld=yes
1150                 stabs=yes
1151                 ;;
1152 changequote(,)dnl
1153         i[34567]86-*-freebsd*)
1154 changequote([,])dnl
1155                 tm_file=i386/freebsd.h
1156                 tmake_file=t-freebsd
1157                 ;;
1158 changequote(,)dnl
1159         i[34567]86-*-netbsd*)
1160 changequote([,])dnl
1161                 tm_file=i386/netbsd.h
1162                 tmake_file=t-netbsd
1163        use_collect2=yes
1164                 ;;
1165 changequote(,)dnl
1166         i[34567]86-*-openbsd*)
1167 changequote([,])dnl
1168                 # we need collect2 until our bug is fixed...
1169                 use_collect2=yes
1170                 ;;
1171 changequote(,)dnl
1172         i[34567]86-*-coff*)
1173 changequote([,])dnl
1174                 tm_file=i386/i386-coff.h
1175                 tmake_file=i386/t-i386bare
1176                 ;;
1177 changequote(,)dnl
1178         i[34567]86-*-isc*)              # 80386 running ISC system
1179 changequote([,])dnl
1180                 xm_file="${xm_file} i386/xm-isc.h"
1181                 xm_defines="USG SVR3"
1182                 case $machine in
1183 changequote(,)dnl
1184                   i[34567]86-*-isc[34]*)
1185 changequote([,])dnl
1186                     xmake_file=i386/x-isc3
1187                     ;;
1188                   *)
1189                     xmake_file=i386/x-isc
1190                     ;;
1191                 esac
1192                 if test x$gas = xyes -a x$stabs = xyes
1193                 then
1194                         tm_file=i386/iscdbx.h
1195                         tmake_file=i386/t-svr3dbx
1196                         extra_parts="svr3.ifile svr3z.ifile"
1197                 else
1198                         tm_file=i386/isccoff.h
1199                         tmake_file=i386/t-crtstuff
1200                         extra_parts="crtbegin.o crtend.o"
1201                 fi
1202                 install_headers_dir=install-headers-cpio
1203                 ;;
1204 changequote(,)dnl
1205         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1206 changequote([,])dnl                     # with a.out format using
1207                                         # pre BFD linkers
1208                 xmake_file=x-linux-aout
1209                 tmake_file="t-linux-aout i386/t-crtstuff"
1210                 tm_file=i386/linux-oldld.h
1211                 gnu_ld=yes
1212                 float_format=i386
1213                 ;;
1214 changequote(,)dnl
1215         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1216 changequote([,])dnl                     # with a.out format
1217                 xmake_file=x-linux-aout
1218                 tmake_file="t-linux-aout i386/t-crtstuff"
1219                 tm_file=i386/linux-aout.h
1220                 gnu_ld=yes
1221                 float_format=i386
1222                 ;;
1223 changequote(,)dnl
1224         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1225 changequote([,])dnl                     # with ELF format using the
1226                                         # GNU/Linux C library 5
1227                 xmake_file=x-linux
1228                 tm_file=i386/linux.h
1229                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1230                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1231                 gnu_ld=yes
1232                 float_format=i386
1233                 if test x$enable_threads = xyes; then
1234                         thread_file='single'
1235                 fi
1236                 ;;
1237 changequote(,)dnl
1238         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1239 changequote([,])dnl                     # with ELF format using glibc 2
1240                                         # aka GNU/Linux C library 6
1241                 xmake_file=x-linux
1242                 tm_file=i386/linux.h
1243                 tmake_file="t-linux i386/t-crtstuff"
1244                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1245                 gnu_ld=yes
1246                 float_format=i386
1247                 if test x$enable_threads = xyes; then
1248                         thread_file='posix'
1249                 fi
1250                 ;;
1251 changequote(,)dnl
1252         i[34567]86-*-gnu*)
1253                 float_format=i386
1254 changequote([,])dnl
1255                 ;;
1256 changequote(,)dnl
1257         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1258 changequote([,])dnl
1259                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1260                 exit 1
1261                 ;;
1262 changequote(,)dnl
1263         i[34567]86-pc-msdosdjgpp*)
1264 changequote([,])dnl
1265                 xm_file=i386/xm-djgpp.h
1266                 tm_file=i386/djgpp.h
1267                 tmake_file=i386/t-djgpp
1268                 xmake_file=i386/x-djgpp
1269                 gnu_ld=yes
1270                 gas=yes
1271                 exeext=.exe
1272                 case $host in *pc-msdosdjgpp*)
1273                         target_alias=djgpp
1274                         ;;
1275                 esac
1276                 ;;
1277 changequote(,)dnl
1278         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1279 changequote([,])dnl
1280                 tm_file=i386/moss.h
1281                 tmake_file=t-libc-ok
1282                 gnu_ld=yes
1283                 gas=yes
1284                 ;;
1285 changequote(,)dnl
1286         i[34567]86-*-lynxos*)
1287 changequote([,])dnl
1288                 if test x$gas = xyes
1289                 then
1290                         tm_file=i386/lynx.h
1291                 else
1292                         tm_file=i386/lynx-ng.h
1293                 fi
1294                 xm_file=i386/xm-lynx.h
1295                 tmake_file=i386/t-i386bare
1296                 xmake_file=x-lynx
1297                 ;;
1298 changequote(,)dnl
1299         i[34567]86-*-mach*)
1300 changequote([,])dnl
1301                 tm_file=i386/mach.h
1302 #               tmake_file=t-libc-ok
1303                 use_collect2=yes
1304                 ;;
1305 changequote(,)dnl
1306         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1307 changequote([,])dnl
1308                 if test x$elf = xyes
1309                 then
1310                         tm_file=i386/osfelf.h
1311                         use_collect2=
1312                 else
1313                         tm_file=i386/osfrose.h
1314                         use_collect2=yes
1315                 fi
1316                 xm_file="i386/xm-osf.h ${xm_file}"
1317                 xmake_file=i386/x-osfrose
1318                 tmake_file=i386/t-osf
1319                 extra_objs=halfpic.o
1320                 ;;
1321 changequote(,)dnl
1322         i[34567]86-go32-rtems*)
1323 changequote([,])dnl
1324                 cpu_type=i386
1325                 xm_file=i386/xm-go32.h
1326                 tm_file=i386/go32-rtems.h
1327                 tmake_file="i386/t-go32 t-rtems"
1328                 ;;
1329 changequote(,)dnl
1330         i[34567]86-*-rtemself*)
1331 changequote([,])dnl
1332                 cpu_type=i386
1333                 tm_file=i386/rtemself.h
1334                 tmake_file="i386/t-i386bare t-rtems"
1335                 ;;
1336 changequote(,)dnl
1337         i[34567]86-*-rtems*)
1338 changequote([,])dnl
1339                 cpu_type=i386
1340                 tm_file=i386/rtems.h
1341                 tmake_file="i386/t-i386bare t-rtems"
1342                 ;;
1343 changequote(,)dnl
1344         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1345 changequote([,])dnl
1346                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1347                 xm_defines="USG SVR3"
1348                 xmake_file=i386/x-sco5
1349                 install_headers_dir=install-headers-cpio
1350                 tm_file=i386/sco5.h
1351                 if test x$gas = xyes
1352                 then
1353                         tm_file="i386/sco5gas.h ${tm_file}"
1354                         tmake_file=i386/t-sco5gas
1355                 else
1356                         tmake_file=i386/t-sco5
1357                 fi
1358                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1359                 ;;
1360 changequote(,)dnl
1361         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1362 changequote([,])dnl
1363                 xm_file="${xm_file} i386/xm-sco.h"
1364                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1365                 xmake_file=i386/x-sco4
1366                 install_headers_dir=install-headers-cpio
1367                 if test x$stabs = xyes
1368                 then
1369                         tm_file=i386/sco4dbx.h
1370                         tmake_file=i386/t-svr3dbx
1371                         extra_parts="svr3.ifile svr3z.rfile"
1372                 else
1373                         tm_file=i386/sco4.h
1374                         tmake_file=i386/t-crtstuff
1375                         extra_parts="crtbegin.o crtend.o"
1376                 fi
1377                 truncate_target=yes
1378                 ;;
1379 changequote(,)dnl
1380         i[34567]86-*-sco*)              # 80386 running SCO system
1381 changequote([,])dnl
1382                 xm_file=i386/xm-sco.h
1383                 xmake_file=i386/x-sco
1384                 install_headers_dir=install-headers-cpio
1385                 if test x$stabs = xyes
1386                 then
1387                         tm_file=i386/scodbx.h
1388                         tmake_file=i386/t-svr3dbx
1389                         extra_parts="svr3.ifile svr3z.rfile"
1390                 else
1391                         tm_file=i386/sco.h
1392                         extra_parts="crtbegin.o crtend.o"
1393                         tmake_file=i386/t-crtstuff
1394                 fi
1395                 truncate_target=yes
1396                 ;;
1397 changequote(,)dnl
1398         i[34567]86-*-solaris2*)
1399 changequote([,])dnl
1400                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1401                 xm_defines="USG POSIX SMALL_ARG_MAX"
1402                 tm_file=i386/sol2.h
1403                 if test x$gas = xyes; then
1404                         # Only needed if gas does not support -s
1405                         tm_file="i386/sol2gas.h ${tm_file}"
1406                 fi
1407                 tmake_file=i386/t-sol2
1408                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1409                 xmake_file=x-svr4
1410                 if test x$enable_threads = xyes; then
1411                         thread_file='solaris'
1412                 fi
1413                 ;;
1414 changequote(,)dnl
1415        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1416 changequote([,])dnl
1417                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1418                xm_defines="USG POSIX"
1419                tm_file=i386/sysv5.h
1420                if test x$stabs = xyes
1421                then
1422                        tm_file="${tm_file} dbx.h"
1423                fi
1424                tmake_file=i386/t-crtpic
1425                xmake_file=x-svr4
1426                extra_parts="crtbegin.o crtend.o"
1427                if test x$enable_threads = xyes; then
1428                        thread_file='posix'
1429                fi
1430                ;;
1431 changequote(,)dnl
1432         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1433 changequote([,])dnl
1434                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1435                 xm_defines="USG POSIX SMALL_ARG_MAX"
1436                 tm_file=i386/sysv4.h
1437                 if test x$stabs = xyes
1438                 then
1439                         tm_file="${tm_file} dbx.h"
1440                 fi
1441                 tmake_file=i386/t-crtpic
1442                 xmake_file=x-svr4
1443                 extra_parts="crtbegin.o crtend.o"
1444                 ;;
1445 changequote(,)dnl
1446         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1447 changequote([,])dnl
1448                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1449                 xm_defines="USG POSIX"
1450                 tm_file=i386/udk.h
1451                 tmake_file="i386/t-crtpic i386/t-udk"
1452                 xmake_file=x-svr4
1453                 extra_parts="crtbegin.o crtend.o"
1454                 install_headers_dir=install-headers-cpio
1455                 ;;
1456 changequote(,)dnl
1457         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1458 changequote([,])dnl
1459                 cpu_type=i386
1460                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1461                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1462                 if test x$stabs = xyes
1463                 then
1464                         tm_file=i386/osf1elfgdb.h
1465                 else
1466                         tm_file=i386/osf1elf.h
1467                 fi
1468                 tmake_file=i386/t-osf1elf
1469                 xmake_file=i386/x-osf1elf
1470                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1471                 ;;
1472 changequote(,)dnl
1473         i[34567]86-*-sysv*)             # Intel 80386's running system V
1474 changequote([,])dnl
1475                 xm_defines="USG SVR3"
1476                 xmake_file=i386/x-sysv3
1477                 if test x$gas = xyes
1478                 then
1479                         if test x$stabs = xyes
1480                         then
1481                                 tm_file=i386/svr3dbx.h
1482                                 tmake_file=i386/t-svr3dbx
1483                                 extra_parts="svr3.ifile svr3z.rfile"
1484                         else
1485                                 tm_file=i386/svr3gas.h
1486                                 extra_parts="crtbegin.o crtend.o"
1487                                 tmake_file=i386/t-crtstuff
1488                         fi
1489                 else
1490                         tm_file=i386/sysv3.h
1491                         extra_parts="crtbegin.o crtend.o"
1492                         tmake_file=i386/t-crtstuff
1493                 fi
1494                 ;;
1495         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1496                 xm_file="${xm_file} i386/xm-vsta.h"
1497                 tm_file=i386/vsta.h
1498                 tmake_file=i386/t-vsta
1499                 xmake_file=i386/x-vsta
1500                 ;;
1501 changequote(,)dnl
1502         i[34567]86-*-win32)
1503 changequote([,])dnl
1504                 xm_file="${xm_file} i386/xm-cygwin.h"
1505                 tmake_file=i386/t-cygwin
1506                 tm_file=i386/win32.h
1507                 xmake_file=i386/x-cygwin
1508                 extra_objs=winnt.o
1509                 if test x$enable_threads = xyes; then
1510                         thread_file='win32'
1511                 fi
1512                 exeext=.exe
1513                 ;;
1514 changequote(,)dnl
1515         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1516 changequote([,])dnl
1517                 xm_file="${xm_file} i386/xm-cygwin.h"
1518                 tmake_file=i386/t-cygwin
1519                 tm_file=i386/cygwin.h
1520                 xmake_file=i386/x-cygwin
1521                 extra_objs=winnt.o
1522                 if test x$enable_threads = xyes; then
1523                         thread_file='win32'
1524                 fi
1525                 exeext=.exe
1526                 ;;
1527 changequote(,)dnl
1528         i[34567]86-*-mingw32*)
1529 changequote([,])dnl
1530                 tm_file=i386/mingw32.h
1531                 xm_file="${xm_file} i386/xm-mingw32.h"
1532                 tmake_file="i386/t-cygwin i386/t-mingw32"
1533                 extra_objs=winnt.o
1534                 xmake_file=i386/x-cygwin
1535                 if test x$enable_threads = xyes; then
1536                         thread_file='win32'
1537                 fi
1538                 exeext=.exe
1539                 case $machine in
1540                         *mingw32msv*)
1541                                 ;;
1542                         *minwg32crt* | *mingw32*)
1543                                 tm_file="${tm_file} i386/crtdll.h"
1544                                 ;;
1545                 esac
1546                 ;;
1547 changequote(,)dnl
1548         i[34567]86-*-uwin*)
1549 changequote([,])dnl
1550                 tm_file=i386/uwin.h
1551                 xm_file="${xm_file} i386/xm-uwin.h"
1552                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1553                 tmake_file="i386/t-cygwin i386/t-uwin"
1554                 extra_objs=winnt.o
1555                 xmake_file=i386/x-cygwin
1556                 if test x$enable_threads = xyes; then
1557                         thread_file='win32'
1558                 fi
1559                 exeext=.exe
1560                 ;;
1561 changequote(,)dnl
1562         i[34567]86-*-interix*)
1563 changequote([,])dnl
1564                 tm_file="i386/i386-interix.h interix.h"
1565                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1566                 xm_defines="USG NO_SYS_SIGLIST"
1567                 tmake_file="i386/t-interix"
1568                 extra_objs=interix.o
1569                 xmake_file=x-interix
1570                 if test x$enable_threads = xyes ; then
1571                         thread_file='posix'
1572                 fi
1573                 if test x$stabs = xyes ; then
1574                         tm_file="${tm_file} dbxcoff.h"
1575                 fi
1576                 ;;
1577 changequote(,)dnl
1578         i[34567]86-*-winnt3*)
1579 changequote([,])dnl
1580                 tm_file=i386/win-nt.h
1581                 out_file=i386/i386.c
1582                 xm_file="xm-winnt.h ${xm_file}"
1583                 xmake_file=winnt/x-winnt
1584                 tmake_file=i386/t-winnt
1585                 extra_host_objs="winnt.o oldnames.o"
1586                 extra_gcc_objs="spawnv.o oldnames.o"
1587                 if test x$gnu_ld != xyes
1588                 then
1589                         extra_programs=ld.exe
1590                 fi
1591                 if test x$enable_threads = xyes; then
1592                         thread_file='win32'
1593                 fi
1594                 ;;
1595 changequote(,)dnl
1596         i[34567]86-dg-dgux*)
1597 changequote([,])dnl
1598                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1599                 xm_defines="USG POSIX"
1600                 out_file=i386/dgux.c
1601                 tm_file=i386/dgux.h
1602                 tmake_file=i386/t-dgux
1603                 xmake_file=i386/x-dgux
1604                 install_headers_dir=install-headers-cpio
1605               ;;
1606         i860-alliant-*)         # Alliant FX/2800
1607                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1608                 xm_file="${xm_file}"
1609                 xmake_file=i860/x-fx2800
1610                 tmake_file=i860/t-fx2800
1611                 extra_parts="crtbegin.o crtend.o"
1612                 ;;
1613         i860-*-bsd*)
1614                 tm_file="${tm_file} i860/bsd.h"
1615                 if test x$gas = xyes
1616                 then
1617                         tm_file="${tm_file} i860/bsd-gas.h"
1618                 fi
1619                 use_collect2=yes
1620                 ;;
1621         i860-*-mach*)
1622                 tm_file="${tm_file} i860/mach.h"
1623                 tmake_file=t-libc-ok
1624                 ;;
1625         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1626                 tm_file="${tm_file} svr3.h i860/paragon.h"
1627                 xm_defines="USG SVR3"
1628                 tmake_file=t-osf
1629                 ;;
1630         i860-*-sysv3*)
1631                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1632                 xm_defines="USG SVR3"
1633                 xmake_file=i860/x-sysv3
1634                 extra_parts="crtbegin.o crtend.o"
1635                 ;;
1636         i860-*-sysv4*)
1637                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1638                 xm_defines="USG SVR3"
1639                 xmake_file=i860/x-sysv4
1640                 tmake_file=t-svr4
1641                 extra_parts="crtbegin.o crtend.o"
1642                 ;;
1643         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1644                 tm_file="${tm_file} i960/vx960.h"
1645                 tmake_file=i960/t-vxworks960
1646                 use_collect2=yes
1647                 thread_file='vxworks'
1648                 ;;
1649         i960-wrs-vxworks5* | i960-wrs-vxworks)
1650                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1651                 tmake_file=i960/t-vxworks960
1652                 use_collect2=yes
1653                 thread_file='vxworks'
1654                 ;;
1655         i960-wrs-vxworks*)
1656                 tm_file="${tm_file} i960/vx960.h"
1657                 tmake_file=i960/t-vxworks960
1658                 use_collect2=yes
1659                 thread_file='vxworks'
1660                 ;;
1661         i960-*-coff*)
1662                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1663                 tmake_file=i960/t-960bare
1664                 use_collect2=yes
1665                 ;;
1666         i960-*-rtems)
1667                 tmake_file="i960/t-960bare t-rtems"
1668                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1669                 use_collect2=yes
1670                 ;;
1671         i960-*-*)                       # Default i960 environment.
1672                 use_collect2=yes
1673                 ;;
1674         m32r-*-elf*)
1675                 extra_parts="crtinit.o crtfini.o"
1676                 ;;
1677         m68000-convergent-sysv*)
1678                 tm_file=m68k/ctix.h
1679                 xm_file="m68k/xm-3b1.h ${xm_file}"
1680                 xm_defines=USG
1681                 use_collect2=yes
1682                 extra_headers=math-68881.h
1683                 ;;
1684         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1685                 tm_file=m68k/hp2bsd.h
1686                 xmake_file=m68k/x-hp2bsd
1687                 use_collect2=yes
1688                 extra_headers=math-68881.h
1689                 ;;
1690         m68000-hp-hpux*)                # HP 9000 series 300
1691                 xm_file="xm-alloca.h ${xm_file}"
1692                 xm_defines="USG NO_SYS_SIGLIST"
1693                 if test x$gas = xyes
1694                 then
1695                         xmake_file=m68k/x-hp320g
1696                         tm_file=m68k/hp310g.h
1697                 else
1698                         xmake_file=m68k/x-hp320
1699                         tm_file=m68k/hp310.h
1700                 fi
1701                 install_headers_dir=install-headers-cpio
1702                 use_collect2=yes
1703                 extra_headers=math-68881.h
1704                 ;;
1705         m68000-sun-sunos3*)
1706                 tm_file=m68k/sun2.h
1707                 use_collect2=yes
1708                 extra_headers=math-68881.h
1709                 ;;
1710         m68000-sun-sunos4*)
1711                 tm_file=m68k/sun2o4.h
1712                 use_collect2=yes
1713                 extra_headers=math-68881.h
1714                 ;;
1715         m68000-att-sysv*)
1716                 xm_file="m68k/xm-3b1.h ${xm_file}"
1717                 xm_defines=USG
1718                 if test x$gas = xyes
1719                 then
1720                         tm_file=m68k/3b1g.h
1721                 else
1722                         tm_file=m68k/3b1.h
1723                 fi
1724                 use_collect2=yes
1725                 extra_headers=math-68881.h
1726                 ;;
1727         m68k-apple-aux*)                # Apple Macintosh running A/UX
1728                 xm_defines="USG AUX"
1729                 tmake_file=m68k/t-aux
1730                 install_headers_dir=install-headers-cpio
1731                 extra_headers=math-68881.h
1732                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1733                 tm_file=
1734                 if test "$gnu_ld" = yes
1735                 then
1736                         tm_file="${tm_file} m68k/auxgld.h"
1737                 else
1738                         tm_file="${tm_file} m68k/auxld.h"
1739                 fi
1740                 if test "$gas" = yes
1741                 then
1742                         tm_file="${tm_file} m68k/auxgas.h"
1743                 else
1744                         tm_file="${tm_file} m68k/auxas.h"
1745                 fi
1746                 tm_file="${tm_file} m68k/a-ux.h"
1747                 float_format=m68k
1748                 ;;
1749         m68k-apollo-*)
1750                 tm_file=m68k/apollo68.h
1751                 xmake_file=m68k/x-apollo68
1752                 use_collect2=yes
1753                 extra_headers=math-68881.h
1754                 float_format=m68k
1755                 ;;
1756         m68k-altos-sysv*)                  # Altos 3068
1757                 if test x$gas = xyes
1758                 then
1759                         tm_file=m68k/altos3068.h
1760                         xm_defines=USG
1761                 else
1762                         echo "The Altos is supported only with the GNU assembler" 1>&2
1763                         exit 1
1764                 fi
1765                 extra_headers=math-68881.h
1766                 ;;
1767         m68k-bull-sysv*)                # Bull DPX/2
1768                 if test x$gas = xyes
1769                 then
1770                         if test x$stabs = xyes
1771                         then
1772                                 tm_file=m68k/dpx2cdbx.h
1773                         else
1774                                 tm_file=m68k/dpx2g.h
1775                         fi
1776                 else
1777                         tm_file=m68k/dpx2.h
1778                 fi
1779                 xm_file="xm-alloca.h ${xm_file}"
1780                 xm_defines=USG
1781                 xmake_file=m68k/x-dpx2
1782                 use_collect2=yes
1783                 extra_headers=math-68881.h
1784                 ;;
1785         m68k-atari-sysv4*)              # Atari variant of V.4.
1786                 tm_file=m68k/atari.h
1787                 xm_file="xm-alloca.h ${xm_file}"
1788                 xm_defines="USG FULL_PROTOTYPES"
1789                 tmake_file=t-svr4
1790                 extra_parts="crtbegin.o crtend.o"
1791                 extra_headers=math-68881.h
1792                 float_format=m68k
1793                 ;;
1794         m68k-motorola-sysv*)
1795                 tm_file=m68k/mot3300.h
1796                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1797                 xm_defines=NO_SYS_SIGLIST
1798                 if test x$gas = xyes
1799                 then
1800                         xmake_file=m68k/x-mot3300-gas
1801                         if test x$gnu_ld = xyes
1802                         then
1803                                 tmake_file=m68k/t-mot3300-gald
1804                         else
1805                                 tmake_file=m68k/t-mot3300-gas
1806                                 use_collect2=yes
1807                         fi
1808                 else
1809                         xmake_file=m68k/x-mot3300
1810                         if test x$gnu_ld = xyes
1811                         then
1812                                 tmake_file=m68k/t-mot3300-gld
1813                         else
1814                                 tmake_file=m68k/t-mot3300
1815                                 use_collect2=yes
1816                         fi
1817                 fi
1818                 gdb_needs_out_file_path=yes
1819                 extra_parts="crt0.o mcrt0.o"
1820                 extra_headers=math-68881.h
1821                 float_format=m68k
1822                 ;;
1823         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1824                 tm_file=m68k/tower-as.h
1825                 xm_defines="USG SVR3"
1826                 xmake_file=m68k/x-tower
1827                 extra_parts="crtbegin.o crtend.o"
1828                 extra_headers=math-68881.h
1829                 ;;
1830         m68k-plexus-sysv*)
1831                 tm_file=m68k/plexus.h
1832                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1833                 xm_defines=USG
1834                 use_collect2=yes
1835                 extra_headers=math-68881.h
1836                 ;;
1837         m68k-tti-*)
1838                 tm_file=m68k/pbb.h
1839                 xm_file="xm-alloca.h ${xm_file}"
1840                 xm_defines=USG
1841                 extra_headers=math-68881.h
1842                 ;;
1843         m68k-crds-unos*)
1844                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1845                 xm_defines="USG unos"
1846                 xmake_file=m68k/x-crds
1847                 tm_file=m68k/crds.h
1848                 use_collect2=yes
1849                 extra_headers=math-68881.h
1850                 ;;
1851         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1852                 tm_file=m68k/amix.h
1853                 xm_file="xm-alloca.h ${xm_file}"
1854                 xm_defines="USG FULL_PROTOTYPES"
1855                 xmake_file=m68k/x-amix
1856                 tmake_file=t-svr4
1857                 extra_parts="crtbegin.o crtend.o"
1858                 extra_headers=math-68881.h
1859                 float_format=m68k
1860                 ;;
1861         m68k-ccur-rtu)
1862                 tm_file=m68k/ccur-GAS.h
1863                 xmake_file=m68k/x-ccur
1864                 extra_headers=math-68881.h
1865                 use_collect2=yes
1866                 float_format=m68k
1867                 ;;
1868         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
1869                 tm_file=m68k/hp3bsd44.h
1870                 use_collect2=yes
1871                 extra_headers=math-68881.h
1872                 float_format=m68k
1873                 ;;
1874         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
1875                 tm_file=m68k/hp3bsd.h
1876                 use_collect2=yes
1877                 extra_headers=math-68881.h
1878                 float_format=m68k
1879                 ;;
1880         m68k-isi-bsd*)
1881                 if test x$with_fp = xno
1882                 then
1883                         tm_file=m68k/isi-nfp.h
1884                 else
1885                         tm_file=m68k/isi.h
1886                         float_format=m68k
1887                 fi
1888                 use_collect2=yes
1889                 extra_headers=math-68881.h
1890                 ;;
1891         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
1892                 xm_file="xm-alloca.h ${xm_file}"
1893                 xm_defines="USG NO_SYS_SIGLIST"
1894                 if test x$gas = xyes
1895                 then
1896                         xmake_file=m68k/x-hp320g
1897                         tm_file=m68k/hp320g.h
1898                 else
1899                         xmake_file=m68k/x-hp320
1900                         tm_file=m68k/hpux7.h
1901                 fi
1902                 install_headers_dir=install-headers-cpio
1903                 use_collect2=yes
1904                 extra_headers=math-68881.h
1905                 float_format=m68k
1906                 ;;
1907         m68k-hp-hpux*)  # HP 9000 series 300
1908                 xm_file="xm-alloca.h ${xm_file}"
1909                 xm_defines="USG NO_SYS_SIGLIST"
1910                 if test x$gas = xyes
1911                 then
1912                         xmake_file=m68k/x-hp320g
1913                         tm_file=m68k/hp320g.h
1914                 else
1915                         xmake_file=m68k/x-hp320
1916                         tm_file=m68k/hp320.h
1917                 fi
1918                 install_headers_dir=install-headers-cpio
1919                 use_collect2=yes
1920                 extra_headers=math-68881.h
1921                 float_format=m68k
1922                 ;;
1923         m68k-sun-mach*)
1924                 tm_file=m68k/sun3mach.h
1925                 use_collect2=yes
1926                 extra_headers=math-68881.h
1927                 float_format=m68k
1928                 ;;
1929         m68k-sony-newsos3*)
1930                 if test x$gas = xyes
1931                 then
1932                         tm_file=m68k/news3gas.h
1933                 else
1934                         tm_file=m68k/news3.h
1935                 fi
1936                 use_collect2=yes
1937                 extra_headers=math-68881.h
1938                 float_format=m68k
1939                 ;;
1940         m68k-sony-bsd* | m68k-sony-newsos*)
1941                 if test x$gas = xyes
1942                 then
1943                         tm_file=m68k/newsgas.h
1944                 else
1945                         tm_file=m68k/news.h
1946                 fi
1947                 use_collect2=yes
1948                 extra_headers=math-68881.h
1949                 float_format=m68k
1950                 ;;
1951         m68k-next-nextstep2*)
1952                 tm_file=m68k/next21.h
1953                 xm_file="m68k/xm-next.h ${xm_file}"
1954                 tmake_file=m68k/t-next
1955                 xmake_file=m68k/x-next
1956                 extra_objs=nextstep.o
1957                 extra_headers=math-68881.h
1958                 use_collect2=yes
1959                 float_format=m68k
1960                 ;;
1961         m68k-next-nextstep3*)
1962                 tm_file=m68k/next.h
1963                 xm_file="m68k/xm-next.h ${xm_file}"
1964                 tmake_file=m68k/t-next
1965                 xmake_file=m68k/x-next
1966                 extra_objs=nextstep.o
1967                 extra_parts="crtbegin.o crtend.o"
1968                 extra_headers=math-68881.h
1969                 float_format=m68k
1970                 if test x$enable_threads = xyes; then
1971                         thread_file='mach'
1972                 fi
1973                 ;;
1974         m68k-sun-sunos3*)
1975                 if test x$with_fp = xno
1976                 then
1977                         tm_file=m68k/sun3n3.h
1978                 else
1979                         tm_file=m68k/sun3o3.h
1980                         float_format=m68k
1981                 fi
1982                 use_collect2=yes
1983                 extra_headers=math-68881.h
1984                 ;;
1985         m68k-sun-sunos*)                        # For SunOS 4 (the default).
1986                 if test x$with_fp = xno
1987                 then
1988                         tm_file=m68k/sun3n.h
1989                 else
1990                         tm_file=m68k/sun3.h
1991                         float_format=m68k
1992                 fi
1993                 use_collect2=yes
1994                 extra_headers=math-68881.h
1995                 ;;
1996         m68k-wrs-vxworks*)
1997                 tm_file=m68k/vxm68k.h
1998                 tmake_file=m68k/t-vxworks68
1999                 extra_headers=math-68881.h
2000                 thread_file='vxworks'
2001                 float_format=m68k
2002                 ;;
2003         m68k-*-aout*)
2004                 tmake_file=m68k/t-m68kbare
2005                 tm_file="m68k/m68k-aout.h libgloss.h"
2006                 extra_headers=math-68881.h
2007                 float_format=m68k
2008                 ;;
2009         m68k-*-coff*)
2010                 tmake_file=m68k/t-m68kbare
2011                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2012                 extra_headers=math-68881.h
2013                 float_format=m68k
2014                 ;;
2015         m68020-*-elf* | m68k-*-elf*)
2016                 tm_file="m68k/m68020-elf.h libgloss.h"
2017                 xm_file=m68k/xm-m68kv.h
2018                 tmake_file=m68k/t-m68kelf
2019                 header_files=math-68881.h
2020                 ;;
2021         m68k-*-lynxos*)
2022                 if test x$gas = xyes
2023                 then
2024                         tm_file=m68k/lynx.h
2025                 else
2026                         tm_file=m68k/lynx-ng.h
2027                 fi
2028                 xm_file=m68k/xm-lynx.h
2029                 xmake_file=x-lynx
2030                 tmake_file=m68k/t-lynx
2031                 extra_headers=math-68881.h
2032                 float_format=m68k
2033                 ;;
2034         m68k*-*-netbsd*)
2035                 tm_file=m68k/netbsd.h
2036                 tmake_file=t-netbsd
2037                 float_format=m68k
2038        use_collect2=yes
2039                 ;;
2040         m68k*-*-openbsd*)
2041                 float_format=m68k
2042                 # we need collect2 until our bug is fixed...
2043                 use_collect2=yes
2044                 ;;
2045         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2046                 xm_file="xm-alloca.h ${xm_file}"
2047                 xm_defines=USG
2048                 xmake_file=m68k/x-m68kv
2049                 extra_parts="crtbegin.o crtend.o"
2050                 extra_headers=math-68881.h
2051                 float_format=m68k
2052                 ;;
2053         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2054                 tm_file=m68k/m68kv4.h
2055                 xm_file="xm-alloca.h ${xm_file}"
2056                 xm_defines=USG
2057                 tmake_file=t-svr4
2058                 extra_parts="crtbegin.o crtend.o"
2059                 extra_headers=math-68881.h
2060                 float_format=m68k
2061                 ;;
2062         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2063                                         # with a.out format
2064                 xmake_file=x-linux
2065                 tm_file=m68k/linux-aout.h
2066                 tmake_file="t-linux-aout m68k/t-linux-aout"
2067                 extra_headers=math-68881.h
2068                 float_format=m68k
2069                 gnu_ld=yes
2070                 ;;
2071         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2072                                         # with ELF format using the
2073                                         # GNU/Linux C library 5
2074                 xmake_file=x-linux
2075                 tm_file=m68k/linux.h
2076                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2077                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2078                 extra_headers=math-68881.h
2079                 float_format=m68k
2080                 gnu_ld=yes
2081                 ;;
2082         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2083                                         # with ELF format using glibc 2
2084                                         # aka the GNU/Linux C library 6.
2085                 xmake_file=x-linux
2086                 tm_file=m68k/linux.h
2087                 tmake_file="t-linux m68k/t-linux"
2088                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2089                 extra_headers=math-68881.h
2090                 float_format=m68k
2091                 gnu_ld=yes
2092                 if test x$enable_threads = xyes; then
2093                         thread_file='posix'
2094                 fi
2095                 ;;
2096         m68k-*-psos*)
2097                 tmake_file=m68k/t-m68kbare
2098                 tm_file=m68k/m68k-psos.h
2099                 extra_headers=math-68881.h
2100                 float_format=m68k
2101                 ;;
2102         m68k-*-rtems*)
2103                 tmake_file="m68k/t-m68kbare t-rtems"
2104                 tm_file=m68k/rtems.h
2105                 extra_headers=math-68881.h
2106                 float_format=m68k
2107                 ;;
2108
2109         m88k-dg-dgux*)
2110                 case $machine in
2111                   m88k-dg-dguxbcs*)
2112                     tm_file=m88k/dguxbcs.h
2113                     tmake_file=m88k/t-dguxbcs
2114                     ;;
2115                   *)
2116                     tm_file=m88k/dgux.h
2117                     tmake_file=m88k/t-dgux
2118                     ;;
2119                 esac
2120                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2121                 xmake_file=m88k/x-dgux
2122                 if test x$gas = xyes
2123                 then
2124                         tmake_file=m88k/t-dgux-gas
2125                 fi
2126                 ;;
2127         m88k-dolphin-sysv3*)
2128                 tm_file=m88k/dolph.h
2129                 extra_parts="crtbegin.o crtend.o"
2130                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2131                 xmake_file=m88k/x-dolph
2132                 if test x$gas = xyes
2133                 then
2134                         tmake_file=m88k/t-m88k-gas
2135                 fi
2136                 ;;
2137         m88k-tektronix-sysv3)
2138                 tm_file=m88k/tekXD88.h
2139                 extra_parts="crtbegin.o crtend.o"
2140                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2141                 xmake_file=m88k/x-tekXD88
2142                 if test x$gas = xyes
2143                 then
2144                         tmake_file=m88k/t-m88k-gas
2145                 fi
2146                 ;;
2147         m88k-*-aout*)
2148                 tm_file=m88k/m88k-aout.h
2149                 ;;
2150         m88k-*-coff*)
2151                 tm_file=m88k/m88k-coff.h
2152                 tmake_file=m88k/t-bug
2153                 ;;
2154         m88k-*-luna*)
2155                 tm_file=m88k/luna.h
2156                 extra_parts="crtbegin.o crtend.o"
2157                 if test x$gas = xyes
2158                 then
2159                         tmake_file=m88k/t-luna-gas
2160                 else
2161                         tmake_file=m88k/t-luna
2162                 fi
2163                 ;;
2164         m88k-*-openbsd*)
2165                 tmake_file="${tmake_file} m88k/t-luna-gas"
2166                 ;;
2167         m88k-*-sysv3*)
2168                 tm_file=m88k/sysv3.h
2169                 extra_parts="crtbegin.o crtend.o"
2170                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2171                 xmake_file=m88k/x-sysv3
2172                 if test x$gas = xyes
2173                 then
2174                         tmake_file=m88k/t-m88k-gas
2175                 fi
2176                 ;;
2177         m88k-*-sysv4*)
2178                 tm_file=m88k/sysv4.h
2179                 extra_parts="crtbegin.o crtend.o"
2180                 xmake_file=m88k/x-sysv4
2181                 tmake_file=m88k/t-sysv4
2182                 ;;
2183         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2184                 tm_file=mips/iris6.h
2185                 xm_file=mips/xm-iris6.h
2186                 xmake_file=mips/x-iris6
2187                 tmake_file=mips/t-iris6
2188 #               if test x$enable_threads = xyes; then
2189 #                       thread_file='irix'
2190 #               fi
2191                 ;;
2192         mips-wrs-vxworks)
2193                 tm_file="mips/elf.h libgloss.h mips/vxworks.h"
2194                 tmake_file=mips/t-ecoff
2195                 gas=yes
2196                 gnu_ld=yes
2197                 extra_parts="crtbegin.o crtend.o"
2198                 thread_file='vxworks'
2199                 ;;
2200         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2201                 tm_file="mips/iris6.h mips/cross64.h"
2202                 xm_defines=USG
2203                 xm_file="mips/xm-iris5.h"
2204                 xmake_file=mips/x-iris
2205                 tmake_file=mips/t-cross64
2206                 # See comment in mips/iris[56].h files.
2207                 use_collect2=yes
2208 #               if test x$enable_threads = xyes; then
2209 #                       thread_file='irix'
2210 #               fi
2211                 ;;
2212         mips-sni-sysv4)
2213                 if test x$gas = xyes
2214                 then
2215                         if test x$stabs = xyes
2216                         then
2217                                 tm_file=mips/iris5gdb.h
2218                         else
2219                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2220                         fi
2221                 else
2222                         tm_file=mips/sni-svr4.h
2223                 fi
2224                 xm_defines=USG
2225                 xmake_file=mips/x-sni-svr4
2226                 tmake_file=mips/t-mips-gas
2227                 if test x$gnu_ld != xyes
2228                 then
2229                         use_collect2=yes
2230                 fi
2231                 ;;
2232         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2233                 if test x$gas = xyes
2234                 then
2235                         tm_file="mips/iris5.h mips/iris5gas.h"
2236                         if test x$stabs = xyes
2237                         then
2238                                 tm_file="${tm_file} dbx.h"
2239                         fi
2240                 else
2241                         tm_file=mips/iris5.h
2242                 fi
2243                 xm_defines=USG
2244                 xm_file="mips/xm-iris5.h"
2245                 xmake_file=mips/x-iris
2246                 # mips-tfile doesn't work yet
2247                 tmake_file=mips/t-mips-gas
2248                 # See comment in mips/iris5.h file.
2249                 use_collect2=yes
2250 #               if test x$enable_threads = xyes; then
2251 #                       thread_file='irix'
2252 #               fi
2253                 ;;
2254         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2255                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2256                 if test x$stabs = xyes; then
2257                         tm_file="${tm_file} dbx.h"
2258                 fi
2259                 xm_defines=USG
2260                 xmake_file=mips/x-iris
2261                 if test x$gas = xyes
2262                 then
2263                         tmake_file=mips/t-mips-gas
2264                 else
2265                         extra_passes="mips-tfile mips-tdump"
2266                 fi
2267                 if test x$gnu_ld != xyes
2268                 then
2269                         use_collect2=yes
2270                 fi
2271 #               if test x$enable_threads = xyes; then
2272 #                       thread_file='irix'
2273 #               fi
2274                 ;;
2275         mips-sgi-irix4*)                # Mostly like a MIPS.
2276                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2277                 if test x$stabs = xyes; then
2278                         tm_file="${tm_file} dbx.h"
2279                 fi
2280                 xm_defines=USG
2281                 xmake_file=mips/x-iris
2282                 if test x$gas = xyes
2283                 then
2284                         tmake_file=mips/t-mips-gas
2285                 else
2286                         extra_passes="mips-tfile mips-tdump"
2287                 fi
2288                 if test x$gnu_ld != xyes
2289                 then
2290                         use_collect2=yes
2291                 fi
2292 #               if test x$enable_threads = xyes; then
2293 #                       thread_file='irix'
2294 #               fi
2295                 ;;
2296         mips-sgi-*)                     # Mostly like a MIPS.
2297                 tm_file="mips/iris3.h ${tm_file}"
2298                 if test x$stabs = xyes; then
2299                         tm_file="${tm_file} dbx.h"
2300                 fi
2301                 xm_defines=USG
2302                 xmake_file=mips/x-iris3
2303                 if test x$gas = xyes
2304                 then
2305                         tmake_file=mips/t-mips-gas
2306                 else
2307                         extra_passes="mips-tfile mips-tdump"
2308                 fi
2309                 if test x$gnu_ld != xyes
2310                 then
2311                         use_collect2=yes
2312                 fi
2313                 ;;
2314         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2315                 tm_file="mips/osfrose.h ${tm_file}"
2316                 xmake_file=mips/x-osfrose
2317                 tmake_file=mips/t-osfrose
2318                 extra_objs=halfpic.o
2319                 use_collect2=yes
2320                 ;;
2321         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2322                 tm_file=mips/dec-osf1.h
2323                 if test x$stabs = xyes; then
2324                         tm_file="${tm_file} dbx.h"
2325                 fi
2326                 xmake_file=mips/x-dec-osf1
2327                 if test x$gas = xyes
2328                 then
2329                         tmake_file=mips/t-mips-gas
2330                 else
2331                         tmake_file=mips/t-ultrix
2332                         extra_passes="mips-tfile mips-tdump"
2333                 fi
2334                 if test x$gnu_ld != xyes
2335                 then
2336                         use_collect2=yes
2337                 fi
2338                 ;;
2339         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2340               tm_file=mips/dec-bsd.h
2341               if test x$gas = xyes
2342               then
2343                         tmake_file=mips/t-mips-gas
2344               else
2345                         tmake_file=mips/t-ultrix
2346                         extra_passes="mips-tfile mips-tdump"
2347               fi
2348               if test x$gnu_ld != xyes
2349               then
2350                         use_collect2=yes
2351               fi
2352               ;;
2353         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2354                 tm_file=mips/netbsd.h
2355                 # On NetBSD, the headers are already okay, except for math.h.
2356                 tmake_file=t-netbsd
2357                 ;;
2358        mips*-*-linux*)                         # Linux MIPS, either endian.
2359                 xmake_file=x-linux
2360                 xm_file="xm-siglist.h ${xm_file}"
2361                case $machine in
2362                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2363                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2364                esac
2365                 extra_parts="crtbegin.o crtend.o"
2366                 gnu_ld=yes
2367                 gas=yes
2368                 ;;
2369         mips*el-*-openbsd*)     # mips little endian
2370                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2371                 tm_file=mips/openbsd.h
2372                 ;;
2373         mips*-*-openbsd*)               # mips big endian
2374                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2375                 tm_file=mips/openbsd-be.h
2376                 ;;
2377         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2378                 tm_file="mips/news4.h ${tm_file}"
2379                 if test x$stabs = xyes; then
2380                         tm_file="${tm_file} dbx.h"
2381                 fi
2382                 if test x$gas = xyes
2383                 then
2384                         tmake_file=mips/t-mips-gas
2385                 else
2386                         extra_passes="mips-tfile mips-tdump"
2387                 fi
2388                 if test x$gnu_ld != xyes
2389                 then
2390                         use_collect2=yes
2391                 fi
2392                 xmake_file=mips/x-sony
2393                 ;;
2394         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2395                                         # That is based on svr4.
2396                 # t-svr4 is not right because this system doesn't use ELF.
2397                 tm_file="mips/news5.h ${tm_file}"
2398                 if test x$stabs = xyes; then
2399                         tm_file="${tm_file} dbx.h"
2400                 fi
2401                 xm_file="xm-siglist.h ${xm_file}"
2402                 xm_defines=USG
2403                 if test x$gas = xyes
2404                 then
2405                         tmake_file=mips/t-mips-gas
2406                 else
2407                         extra_passes="mips-tfile mips-tdump"
2408                 fi
2409                 if test x$gnu_ld != xyes
2410                 then
2411                         use_collect2=yes
2412                 fi
2413                 ;;
2414         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2415                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2416                 if test x$stabs = xyes; then
2417                         tm_file="${tm_file} dbx.h"
2418                 fi
2419                 xm_file="xm-siglist.h ${xm_file}"
2420                 xm_defines=USG
2421                 xmake_file=mips/x-sysv
2422                 if test x$gas = xyes
2423                 then
2424                         tmake_file=mips/t-mips-gas
2425                         extra_parts="crtbegin.o crtend.o"
2426                 else
2427                         tmake_file=mips/t-mips
2428                         extra_passes="mips-tfile mips-tdump"
2429                 fi
2430                 if test x$gnu_ld != xyes
2431                 then
2432                         use_collect2=yes
2433                 fi
2434                 ;;
2435         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2436                 tm_file="mips/ultrix.h ${tm_file}"
2437                 if test x$stabs = xyes; then
2438                         tm_file="${tm_file} dbx.h"
2439                 fi
2440                 xmake_file=mips/x-ultrix
2441                 if test x$gas = xyes
2442                 then
2443                         tmake_file=mips/t-mips-gas
2444                 else
2445                         tmake_file=mips/t-ultrix
2446                         extra_passes="mips-tfile mips-tdump"
2447                 fi
2448                 if test x$gnu_ld != xyes
2449                 then
2450                         use_collect2=yes
2451                 fi
2452                 ;;
2453 changequote(,)dnl
2454         mips-*-riscos[56789]bsd*)
2455 changequote([,])dnl
2456                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2457                 if test x$stabs = xyes; then
2458                         tm_file="${tm_file} dbx.h"
2459                 fi
2460                 if test x$gas = xyes
2461                 then
2462                         tmake_file=mips/t-bsd-gas
2463                 else
2464                         tmake_file=mips/t-bsd
2465                         extra_passes="mips-tfile mips-tdump"
2466                 fi
2467                 if test x$gnu_ld != xyes
2468                 then
2469                         use_collect2=yes
2470                 fi
2471                 ;;
2472 changequote(,)dnl
2473         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2474 changequote([,])dnl
2475                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2476                 if test x$stabs = xyes; then
2477                         tm_file="${tm_file} dbx.h"
2478                 fi
2479                 if test x$gas = xyes
2480                 then
2481                         tmake_file=mips/t-bsd-gas
2482                 else
2483                         tmake_file=mips/t-bsd
2484                         extra_passes="mips-tfile mips-tdump"
2485                 fi
2486                 if test x$gnu_ld != xyes
2487                 then
2488                         use_collect2=yes
2489                 fi
2490                 ;;
2491 changequote(,)dnl
2492         mips-*-riscos[56789]sysv4*)
2493 changequote([,])dnl
2494                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2495                 if test x$stabs = xyes; then
2496                         tm_file="${tm_file} dbx.h"
2497                 fi
2498                 xm_file="xm-siglist.h ${xm_file}"
2499                 xmake_file=mips/x-sysv
2500                 if test x$gas = xyes
2501                 then
2502                         tmake_file=mips/t-svr4-gas
2503                 else
2504                         tmake_file=mips/t-svr4
2505                         extra_passes="mips-tfile mips-tdump"
2506                 fi
2507                 if test x$gnu_ld != xyes
2508                 then
2509                         use_collect2=yes
2510                 fi
2511                 ;;
2512 changequote(,)dnl
2513         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2514 changequote([,])dnl
2515                 tm_file="mips/svr4-4.h ${tm_file}"
2516                 if test x$stabs = xyes; then
2517                         tm_file="${tm_file} dbx.h"
2518                 fi
2519                 xm_defines=USG
2520                 xmake_file=mips/x-sysv
2521                 if test x$gas = xyes
2522                 then
2523                         tmake_file=mips/t-svr4-gas
2524                 else
2525                         tmake_file=mips/t-svr4
2526                         extra_passes="mips-tfile mips-tdump"
2527                 fi
2528                 if test x$gnu_ld != xyes
2529                 then
2530                         use_collect2=yes
2531                 fi
2532                 ;;
2533 changequote(,)dnl
2534         mips-*-riscos[56789]sysv*)
2535 changequote([,])dnl
2536                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2537                 if test x$stabs = xyes; then
2538                         tm_file="${tm_file} dbx.h"
2539                 fi
2540                 xm_defines=USG
2541                 xmake_file=mips/x-sysv
2542                 if test x$gas = xyes
2543                 then
2544                         tmake_file=mips/t-svr3-gas
2545                 else
2546                         tmake_file=mips/t-svr3
2547                         extra_passes="mips-tfile mips-tdump"
2548                 fi
2549                 if test x$gnu_ld != xyes
2550                 then
2551                         use_collect2=yes
2552                 fi
2553                 ;;
2554         mips-*-sysv* | mips-*-riscos*sysv*)
2555                 tm_file="mips/svr3-4.h ${tm_file}"
2556                 if test x$stabs = xyes; then
2557                         tm_file="${tm_file} dbx.h"
2558                 fi
2559                 xm_defines=USG
2560                 xmake_file=mips/x-sysv
2561                 if test x$gas = xyes
2562                 then
2563                         tmake_file=mips/t-svr3-gas
2564                 else
2565                         tmake_file=mips/t-svr3
2566                         extra_passes="mips-tfile mips-tdump"
2567                 fi
2568                 if test x$gnu_ld != xyes
2569                 then
2570                         use_collect2=yes
2571                 fi
2572                 ;;
2573 changequote(,)dnl
2574         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2575 changequote([,])dnl
2576                 tm_file=mips/mips-5.h
2577                 if test x$stabs = xyes; then
2578                         tm_file="${tm_file} dbx.h"
2579                 fi
2580                 if test x$gas = xyes
2581                 then
2582                         tmake_file=mips/t-mips-gas
2583                 else
2584                         extra_passes="mips-tfile mips-tdump"
2585                 fi
2586                 if test x$gnu_ld != xyes
2587                 then
2588                         use_collect2=yes
2589                 fi
2590                 ;;
2591         mips-*-gnu*)
2592                 ;;
2593         mipsel-*-ecoff*)
2594                 tm_file=mips/ecoffl.h
2595                 if test x$stabs = xyes; then
2596                         tm_file="${tm_file} dbx.h"
2597                 fi
2598                 tmake_file=mips/t-ecoff
2599                 ;;
2600         mips-*-ecoff*)
2601                 tm_file="gofast.h mips/ecoff.h"
2602                 if test x$stabs = xyes; then
2603                         tm_file="${tm_file} dbx.h"
2604                 fi
2605                 tmake_file=mips/t-ecoff
2606                 ;;
2607         mipsel-*-elf*)
2608                 tm_file="mips/elfl.h libgloss.h"
2609                 tmake_file=mips/t-elf
2610                 ;;
2611         mips-*-elf*)
2612                 tm_file="mips/elf.h"
2613                 tmake_file=mips/t-elf
2614                 ;;
2615         mips64el-*-elf*)
2616                 tm_file="mips/elfl64.h"
2617                 tmake_file=mips/t-elf
2618                 ;;
2619         mips64orionel-*-elf*)
2620                 tm_file="mips/elforion.h mips/elfl64.h libgloss.h"
2621                 tmake_file=mips/t-elf
2622                 ;;
2623         mips64-*-elf*)
2624                 tm_file="mips/elf64.h"
2625                 tmake_file=mips/t-elf
2626                 ;;
2627         mips64orion-*-elf*)
2628                 tm_file="mips/elforion.h mips/elf64.h libgloss.h"
2629                 tmake_file=mips/t-elf
2630                 ;;
2631         mips64orion-*-rtems*)
2632                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2633                 tmake_file="mips/t-ecoff t-rtems"
2634                 ;;
2635         mipstx39el-*-elf*)
2636                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2637                 tmake_file=mips/t-r3900
2638                 ;;
2639         mipstx39-*-elf*)
2640                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2641                 tmake_file=mips/t-r3900
2642                 ;;
2643         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2644                 if test x$stabs = xyes; then
2645                         tm_file="${tm_file} dbx.h"
2646                 fi
2647                 if test x$gas = xyes
2648                 then
2649                         tmake_file=mips/t-mips-gas
2650                 else
2651                         extra_passes="mips-tfile mips-tdump"
2652                 fi
2653                 if test x$gnu_ld != xyes
2654                 then
2655                         use_collect2=yes
2656                 fi
2657                 ;;
2658         mn10200-*-*)
2659                 cpu_type=mn10200
2660                 tm_file="mn10200/mn10200.h"
2661                 if test x$stabs = xyes
2662                 then
2663                         tm_file="${tm_file} dbx.h"
2664                 fi
2665                 use_collect2=no
2666                 ;;
2667         mn10300-*-*)
2668                 cpu_type=mn10300
2669                 tm_file="mn10300/mn10300.h"
2670                 if test x$stabs = xyes
2671                 then
2672                         tm_file="${tm_file} dbx.h"
2673                 fi
2674                 use_collect2=no
2675                 ;;
2676         ns32k-encore-bsd*)
2677                 tm_file=ns32k/encore.h
2678                 use_collect2=yes
2679                 ;;
2680         ns32k-sequent-bsd*)
2681                 tm_file=ns32k/sequent.h
2682                 use_collect2=yes
2683                 ;;
2684         ns32k-tek6100-bsd*)
2685                 tm_file=ns32k/tek6100.h
2686                 use_collect2=yes
2687                 ;;
2688         ns32k-tek6200-bsd*)
2689                 tm_file=ns32k/tek6200.h
2690                 use_collect2=yes
2691                 ;;
2692 # This has not been updated to GCC 2.
2693 #       ns32k-ns-genix*)
2694 #               xm_defines=USG
2695 #               xmake_file=ns32k/x-genix
2696 #               tm_file=ns32k/genix.h
2697 #               use_collect2=yes
2698 #               ;;
2699         ns32k-merlin-*)
2700                 tm_file=ns32k/merlin.h
2701                 use_collect2=yes
2702                 ;;
2703         ns32k-pc532-mach*)
2704                 tm_file=ns32k/pc532-mach.h
2705                 use_collect2=yes
2706                 ;;
2707         ns32k-pc532-minix*)
2708                 tm_file=ns32k/pc532-min.h
2709                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2710                 xm_defines=USG
2711                 use_collect2=yes
2712                 ;;
2713         ns32k-*-netbsd*)
2714                 tm_file=ns32k/netbsd.h
2715                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2716                 # On NetBSD, the headers are already okay, except for math.h.
2717                 tmake_file=t-netbsd
2718        use_collect2=yes
2719                 ;;
2720         pdp11-*-bsd)
2721                 tm_file="${tm_file} pdp11/2bsd.h"
2722                 ;;
2723         pdp11-*-*)
2724                 ;;
2725         ns32k-*-openbsd*)
2726                 # Nothing special
2727                 ;;
2728         pyramid-*-*)
2729                 cpu_type=pyr
2730                 xmake_file=pyr/x-pyr
2731                 use_collect2=yes
2732                 ;;
2733         romp-*-aos*)
2734                 use_collect2=yes
2735                 ;;
2736         romp-*-mach*)
2737                 xmake_file=romp/x-mach
2738                 use_collect2=yes
2739                 ;;
2740         romp-*-openbsd*)
2741                 # Nothing special
2742                 ;;
2743         powerpc-*-openbsd*)
2744                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2745                 ;;
2746         powerpc-*-beos*)
2747                 cpu_type=rs6000
2748                 tm_file=rs6000/beos.h
2749                 xm_file=rs6000/xm-beos.h
2750                 tmake_file=rs6000/t-beos
2751                 xmake_file=rs6000/x-beos
2752                 ;;
2753         powerpc-*-sysv* | powerpc-*-elf*)
2754                 tm_file=rs6000/sysv4.h
2755                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2756                 xm_defines="USG POSIX"
2757                 extra_headers=ppc-asm.h
2758                 if test x$gas = xyes
2759                 then
2760                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2761                 else
2762                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2763                 fi
2764                 xmake_file=rs6000/x-sysv4
2765                 ;;
2766         powerpc-*-eabiaix*)
2767                 tm_file=rs6000/eabiaix.h
2768                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2769                 extra_headers=ppc-asm.h
2770                 ;;
2771         powerpc-*-eabisim*)
2772                 tm_file=rs6000/eabisim.h
2773                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2774                 extra_headers=ppc-asm.h
2775                 ;;
2776         powerpc-*-eabi*)
2777                 tm_file=rs6000/eabi.h
2778                 if test x$gas = xyes
2779                 then
2780                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2781                 else
2782                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2783                 fi
2784                 extra_headers=ppc-asm.h
2785                 ;;
2786         powerpc-*-rtems*)
2787                 tm_file=rs6000/rtems.h
2788                 if test x$gas = xyes
2789                 then
2790                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2791                 else
2792                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2793                 fi
2794                 extra_headers=ppc-asm.h
2795                 ;;
2796         powerpc-*-linux-gnulibc1)
2797                 tm_file=rs6000/linux.h
2798                 xm_file=rs6000/xm-sysv4.h
2799                 out_file=rs6000/rs6000.c
2800                 if test x$gas = xyes
2801                 then
2802                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2803                 else
2804                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2805                 fi
2806                 xmake_file=x-linux
2807                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2808                 extra_headers=ppc-asm.h
2809                 if test x$enable_threads = xyes; then
2810                         thread_file='posix'
2811                 fi
2812                 ;;
2813         powerpc-*-linux-gnu*)
2814                 tm_file=rs6000/linux.h
2815                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2816                 xm_defines="USG ${xm_defines}"
2817                 out_file=rs6000/rs6000.c
2818                 if test x$gas = xyes
2819                 then
2820                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2821                 else
2822                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2823                 fi
2824                 xmake_file=x-linux
2825                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2826                 extra_headers=ppc-asm.h
2827                 if test x$enable_threads = xyes; then
2828                         thread_file='posix'
2829                 fi
2830                 ;;
2831         powerpc-wrs-vxworks*)
2832                 cpu_type=rs6000
2833                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2834                 xm_defines="USG POSIX"
2835                 tm_file=rs6000/vxppc.h
2836                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2837                 extra_headers=ppc-asm.h
2838                 thread_file='vxworks'
2839                 ;;
2840         powerpcle-*-sysv* | powerpcle-*-elf*)
2841                 tm_file=rs6000/sysv4le.h
2842                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2843                 xm_defines="USG POSIX"
2844                 if test x$gas = xyes
2845                 then
2846                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2847                 else
2848                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2849                 fi
2850                 xmake_file=rs6000/x-sysv4
2851                 extra_headers=ppc-asm.h
2852                 ;;
2853         powerpcle-*-eabisim*)
2854                 tm_file=rs6000/eabilesim.h
2855                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2856                 extra_headers=ppc-asm.h
2857                 ;;
2858         powerpcle-*-eabi*)
2859                 tm_file=rs6000/eabile.h
2860                 if test x$gas = xyes
2861                 then
2862                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2863                 else
2864                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2865                 fi
2866                 extra_headers=ppc-asm.h
2867                 ;;
2868         powerpcle-*-winnt* )
2869                 tm_file=rs6000/win-nt.h
2870                 tmake_file=rs6000/t-winnt
2871 #               extra_objs=pe.o
2872                 if test x$enable_threads = xyes; then
2873                         thread_file='win32'
2874                 fi
2875                 extra_headers=ppc-asm.h
2876                 ;;
2877         powerpcle-*-pe | powerpcle-*-cygwin*)
2878                 tm_file=rs6000/cygwin.h
2879                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
2880                 tmake_file=rs6000/t-winnt
2881                 xmake_file=rs6000/x-cygwin
2882 #               extra_objs=pe.o
2883                 if test x$enable_threads = xyes; then
2884                         thread_file='win32'
2885                 fi
2886                 exeext=.exe
2887                 extra_headers=ppc-asm.h
2888                 ;;
2889         powerpcle-*-solaris2*)
2890                 tm_file=rs6000/sol2.h
2891                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2892                 xm_defines="USG POSIX"
2893                 if test x$gas = xyes
2894                 then
2895                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2896                 else
2897                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2898                 fi
2899                 xmake_file=rs6000/x-sysv4
2900                 extra_headers=ppc-asm.h
2901                 ;;
2902 changequote(,)dnl
2903         rs6000-ibm-aix3.[01]*)
2904 changequote([,])dnl
2905                 tm_file=rs6000/aix31.h
2906                 xmake_file=rs6000/x-aix31
2907                 float_format=none
2908                 use_collect2=yes
2909                 ;;
2910 changequote(,)dnl
2911         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
2912 changequote([,])dnl
2913                 tm_file=rs6000/aix3newas.h
2914                 if test x$host != x$target
2915                 then
2916                         tmake_file=rs6000/t-xnewas
2917                 else
2918                         tmake_file=rs6000/t-newas
2919                 fi
2920                 float_format=none
2921                 use_collect2=yes
2922                 ;;
2923 changequote(,)dnl
2924         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
2925 changequote([,])dnl
2926                 tm_file=rs6000/aix41.h
2927                 if test x$host != x$target
2928                 then
2929                         tmake_file=rs6000/t-xnewas
2930                 else
2931                         tmake_file=rs6000/t-newas
2932                 fi
2933                 if test "$gnu_ld" = yes
2934                 then
2935                         xmake_file=rs6000/x-aix41-gld
2936                 else
2937                         xmake_file=rs6000/x-aix41
2938                 fi
2939                 float_format=none
2940                 use_collect2=yes
2941                 ;;
2942 changequote(,)dnl
2943         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
2944 changequote([,])dnl
2945                 tm_file=rs6000/aix43.h
2946                 if test x$host != x$target
2947                 then
2948                         tmake_file=rs6000/t-xaix43
2949                 else
2950                         tmake_file=rs6000/t-aix43
2951                 fi
2952                 xmake_file=rs6000/x-aix43
2953                 float_format=none
2954                 use_collect2=yes
2955                 ;;
2956 changequote(,)dnl
2957         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
2958 changequote([,])dnl
2959                 tm_file=rs6000/aix43.h
2960                 if test x$host != x$target
2961                 then
2962                         tmake_file=rs6000/t-xaix43
2963                 else
2964                         tmake_file=rs6000/t-aix43
2965                 fi
2966                 xmake_file=rs6000/x-aix43
2967                 float_format=none
2968                 use_collect2=yes
2969                 ;;
2970         rs6000-ibm-aix*)
2971                 float_format=none
2972                 use_collect2=yes
2973                 ;;
2974         rs6000-bull-bosx)
2975                 float_format=none
2976                 use_collect2=yes
2977                 ;;
2978         rs6000-*-mach*)
2979                 tm_file=rs6000/mach.h
2980                 xm_file="${xm_file} rs6000/xm-mach.h"
2981                 xmake_file=rs6000/x-mach
2982                 use_collect2=yes
2983                 ;;
2984         rs6000-*-lynxos*)
2985                 tm_file=rs6000/lynx.h
2986                 xm_file=rs6000/xm-lynx.h
2987                 tmake_file=rs6000/t-rs6000
2988                 xmake_file=rs6000/x-lynx
2989                 use_collect2=yes
2990                 ;;
2991         sh-*-elf*)
2992                 tm_file=sh/elf.h
2993                 float_format=sh
2994                 ;;
2995         sh-*-rtemself*)
2996                 tmake_file="sh/t-sh t-rtems"
2997                 tm_file=sh/rtemself.h
2998                 float_format=sh
2999                 ;;
3000         sh-*-rtems*)
3001                 tmake_file="sh/t-sh t-rtems"
3002                 tm_file=sh/rtems.h
3003                 float_format=sh
3004                 ;;
3005         sh-*-*)
3006                 float_format=sh
3007                 ;;
3008         sparc-tti-*)
3009                 tm_file=sparc/pbd.h
3010                 xm_file="xm-alloca.h ${xm_file}"
3011                 xm_defines=USG
3012                 ;;
3013         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3014                 tm_file=sparc/vxsparc.h
3015                 tmake_file=sparc/t-vxsparc
3016                 use_collect2=yes
3017                 thread_file='vxworks'
3018                 ;;
3019         sparc-*-aout*)
3020                 tmake_file=sparc/t-sparcbare
3021                 tm_file="sparc/aout.h libgloss.h"
3022                 ;;
3023         sparc-*-netbsd*)
3024                 tm_file=sparc/netbsd.h
3025                 tmake_file=t-netbsd
3026        use_collect2=yes
3027                 ;;
3028         sparc-*-openbsd*)
3029                 # we need collect2 until our bug is fixed...
3030                 use_collect2=yes
3031                 ;;
3032         sparc-*-bsd*)
3033                 tm_file=sparc/bsd.h
3034                 ;;
3035         sparc-*-elf*)
3036                 tm_file=sparc/elf.h
3037                 tmake_file=sparc/t-elf
3038                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3039                 #float_format=i128
3040                 float_format=i64
3041                 ;;
3042         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3043                 xm_file="${xm_file} sparc/xm-linux.h"
3044                 tm_file=sparc/linux-aout.h
3045                 xmake_file=x-linux
3046                 gnu_ld=yes
3047                 ;;
3048         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3049                 xm_file="${xm_file} sparc/xm-linux.h"
3050                 xmake_file=x-linux
3051                 tm_file=sparc/linux.h
3052                 tmake_file="t-linux t-linux-gnulibc1"
3053                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3054                 gnu_ld=yes
3055                 ;;
3056         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3057                 xm_file="${xm_file} sparc/xm-linux.h"
3058                 xmake_file=x-linux
3059                 tm_file=sparc/linux.h
3060                 tmake_file="t-linux"
3061                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3062                 gnu_ld=yes
3063                 if test x$enable_threads = xyes; then
3064                         thread_file='posix'
3065                 fi
3066                 ;;
3067         sparc-*-lynxos*)
3068                 if test x$gas = xyes
3069                 then
3070                         tm_file=sparc/lynx.h
3071                 else
3072                         tm_file=sparc/lynx-ng.h
3073                 fi
3074                 xm_file=sparc/xm-lynx.h
3075                 tmake_file=sparc/t-sunos41
3076                 xmake_file=x-lynx
3077                 ;;
3078         sparc-*-rtems*)
3079                 tmake_file="sparc/t-sparcbare t-rtems"
3080                 tm_file=sparc/rtems.h
3081                 ;;
3082         sparcv9-*-solaris2*)
3083                 tm_file=sparc/sol2-sld-64.h
3084                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3085                 xm_defines="USG POSIX"
3086                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3087                 xmake_file=sparc/x-sysv4
3088                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3089                 float_format=none
3090                 if test x${enable_threads} = x ; then
3091                     enable_threads=$have_pthread_h
3092                     if test x${enable_threads} = x ; then
3093                         enable_threads=$have_thread_h
3094                     fi
3095                 fi
3096                 if test x${enable_threads} = xyes ; then
3097                     if test x${have_pthread_h} = xyes ; then
3098                         thread_file='posix'
3099                     else
3100                         thread_file='solaris'
3101                     fi
3102                 fi
3103                 ;;
3104         sparc-hal-solaris2*)
3105                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3106                 xm_defines="USG POSIX"
3107                 tm_file="sparc/sol2.h sparc/hal.h"
3108                 tmake_file="sparc/t-halos sparc/t-sol2"
3109                 xmake_file=sparc/x-sysv4
3110                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3111                 case $machine in
3112                 *-*-solaris2.[0-4])
3113                         float_format=i128
3114                 ;;
3115                 *)
3116                         float_format=none
3117                         ;;
3118                 esac
3119                 thread_file='solaris'
3120                 ;;
3121         sparc-*-solaris2*)
3122                 if test x$gnu_ld = xyes
3123                 then
3124                         tm_file=sparc/sol2.h
3125                 else
3126                         tm_file=sparc/sol2-sld.h
3127                 fi
3128                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3129                 xm_defines="USG POSIX"
3130                 tmake_file=sparc/t-sol2
3131                 xmake_file=sparc/x-sysv4
3132                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3133                 case $machine in
3134 changequote(,)dnl
3135                 *-*-solaris2.[0-4])
3136 changequote([,])dnl
3137                         float_format=i128
3138                         ;;
3139                 *)
3140                         float_format=none
3141                         ;;
3142                 esac
3143                 if test x${enable_threads} = x; then
3144                     enable_threads=$have_pthread_h
3145                     if test x${enable_threads} = x; then
3146                         enable_threads=$have_thread_h
3147                     fi
3148                 fi
3149                 if test x${enable_threads} = xyes; then
3150                     if test x${have_pthread_h} = xyes; then
3151                         thread_file='posix'
3152                     else
3153                         thread_file='solaris'
3154                     fi
3155                 fi
3156                 ;;
3157         sparc-*-sunos4.0*)
3158                 tm_file=sparc/sunos4.h
3159                 tmake_file=sparc/t-sunos40
3160                 use_collect2=yes
3161                 ;;
3162         sparc-*-sunos4*)
3163                 tm_file=sparc/sunos4.h
3164                 tmake_file=sparc/t-sunos41
3165                 use_collect2=yes
3166                 if test x$gas = xyes; then
3167                         tm_file="${tm_file} sparc/sun4gas.h"
3168                 fi
3169                 ;;
3170         sparc-*-sunos3*)
3171                 tm_file=sparc/sun4o3.h
3172                 use_collect2=yes
3173                 ;;
3174         sparc-*-sysv4*)
3175                 tm_file=sparc/sysv4.h
3176                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3177                 xm_defines="USG POSIX"
3178                 tmake_file=t-svr4
3179                 xmake_file=sparc/x-sysv4
3180                 extra_parts="crtbegin.o crtend.o"
3181                 ;;
3182         sparc-*-vxsim*)
3183                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3184                 xm_defines="USG POSIX"
3185                 tm_file=sparc/vxsim.h
3186                 tmake_file=sparc/t-vxsparc
3187                 xmake_file=sparc/x-sysv4
3188                 ;;
3189         sparclet-*-aout*)
3190                 tm_file="sparc/splet.h libgloss.h"
3191                 tmake_file=sparc/t-splet
3192                 ;;
3193         sparclite-*-coff*)
3194                 tm_file="sparc/litecoff.h libgloss.h"
3195                 tmake_file=sparc/t-sparclite
3196                 ;;
3197         sparclite-*-aout*)
3198                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3199                 tmake_file=sparc/t-sparclite
3200                 ;;
3201         sparc64-*-aout*)
3202                 tmake_file=sparc/t-sp64
3203                 tm_file=sparc/sp64-aout.h
3204                 ;;
3205         sparc64-*-elf*)
3206                 tmake_file=sparc/t-sp64
3207                 tm_file=sparc/sp64-elf.h
3208                 extra_parts="crtbegin.o crtend.o"
3209                 ;;
3210         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3211                 tmake_file="t-linux sparc/t-linux64"
3212                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3213                 tm_file=sparc/linux64.h
3214                 xmake_file=x-linux
3215                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3216                 gnu_ld=yes
3217                 ;;
3218 # This hasn't been upgraded to GCC 2.
3219 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3220 #               tm_file=tahoe/harris.h
3221 #               ;;
3222 #       tahoe-*-bsd*)                   # tahoe running BSD
3223 #               ;;
3224         thumb-*-coff* | thumbel-*-coff*)
3225                 tm_file=arm/tcoff.h
3226                 out_file=arm/thumb.c
3227                 xm_file=arm/xm-thumb.h
3228                 md_file=arm/thumb.md
3229                 tmake_file=arm/t-thumb
3230                 ;;
3231         thumb-wrs-vxworks)
3232                 tm_file=arm/tcoff.h
3233                 out_file=arm/thumb.c
3234                 xm_file=arm/xm-thumb.h
3235                 md_file=arm/thumb.md
3236                 tmake_file=arm/t-thumb
3237                 thread_file='vxworks'
3238                 ;;
3239 # This hasn't been upgraded to GCC 2.
3240 #       tron-*-*)
3241 #               cpu_type=gmicro
3242 #               use_collect2=yes
3243 #               ;;
3244         v850-*-*)
3245                 cpu_type=v850
3246                 tm_file="v850/v850.h"
3247                 xm_file="v850/xm-v850.h"
3248                 tmake_file=v850/t-v850
3249                 if test x$stabs = xyes
3250                 then
3251                         tm_file="${tm_file} dbx.h"
3252                 fi
3253                 use_collect2=no
3254                 ;;
3255         vax-*-bsd*)                     # vaxen running BSD
3256                 use_collect2=yes
3257                 float_format=vax
3258                 ;;
3259         vax-*-sysv*)                    # vaxen running system V
3260                 tm_file="${tm_file} vax/vaxv.h"
3261                 xm_defines=USG
3262                 float_format=vax
3263                 ;;
3264         vax-*-netbsd*)
3265                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3266                 tmake_file=t-netbsd
3267                 float_format=vax
3268        use_collect2=yes
3269                 ;;
3270         vax-*-openbsd*)
3271                 tmake_file="${tmake_file} vax/t-openbsd"
3272                 ;;
3273         vax-*-ultrix*)                  # vaxen running ultrix
3274                 tm_file="${tm_file} vax/ultrix.h"
3275                 use_collect2=yes
3276                 float_format=vax
3277                 ;;
3278         vax-*-vms*)                     # vaxen running VMS
3279                 xm_file=vax/xm-vms.h
3280                 tm_file=vax/vms.h
3281                 float_format=vax
3282                 ;;
3283         vax-*-*)                        # vax default entry
3284                 float_format=vax
3285                 ;;
3286         we32k-att-sysv*)
3287                 xm_file="${xm_file} xm-svr3"
3288                 use_collect2=yes
3289                 ;;
3290         *)
3291                 echo "Configuration $machine not supported" 1>&2
3292                 exit 1
3293                 ;;
3294         esac
3295
3296         case $machine in
3297         *-*-linux-gnu*)
3298                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3299         *-*-gnu*)
3300                 # On the GNU system, the setup is just about the same on
3301                 # each different CPU.  The specific machines that GNU
3302                 # supports are matched above and just set $cpu_type.
3303                 xm_file="xm-gnu.h ${xm_file}"
3304                 tm_file=${cpu_type}/gnu.h
3305                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3306                 # GNU always uses ELF.
3307                 elf=yes
3308                 # GNU tools are the only tools.
3309                 gnu_ld=yes
3310                 gas=yes
3311                 xmake_file=x-linux      # These details are the same as Linux.
3312                 tmake_file=t-gnu        # These are not.
3313                 ;;
3314         *-*-sysv4*)
3315                 xmake_try_sysv=x-sysv
3316                 install_headers_dir=install-headers-cpio
3317                 ;;
3318         *-*-sysv*)
3319                 install_headers_dir=install-headers-cpio
3320                 ;;
3321         esac
3322
3323         # Distinguish i[34567]86
3324         # Also, do not run mips-tfile on MIPS if using gas.
3325         # Process --with-cpu= for PowerPC/rs6000
3326         target_cpu_default2=
3327         case $machine in
3328         i486-*-*)
3329                 target_cpu_default2=1
3330                 ;;
3331         i586-*-*)
3332                 case $target_alias in
3333                         k6-*)
3334                                 target_cpu_default2=4
3335                                 ;;
3336                         *)
3337                                 target_cpu_default2=2
3338                                 ;;
3339                 esac
3340                 ;;
3341         i686-*-* | i786-*-*)
3342                 target_cpu_default2=3
3343                 ;;
3344         alpha*-*-*)
3345                 case $machine in
3346                         alphaev6*)
3347                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3348                                 ;;
3349                         alphapca56*)
3350                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3351                                 ;;
3352                         alphaev56*)
3353                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3354                                 ;;
3355                         alphaev5*)
3356                                 target_cpu_default2="MASK_CPU_EV5"
3357                                 ;;
3358                 esac
3359
3360                 if test x$gas = xyes
3361                 then
3362                         if test "$target_cpu_default2" = ""
3363                         then
3364                                 target_cpu_default2="MASK_GAS"
3365                         else
3366                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3367                         fi
3368                 fi
3369                 ;;
3370         arm*-*-*)
3371                 case "x$with_cpu" in
3372                         x)
3373                                 # The most generic
3374                                 target_cpu_default2="TARGET_CPU_generic"
3375                                 ;;
3376
3377                         # Distinguish cores, and major variants
3378                         # arm7m doesn't exist, but D & I don't affect code
3379                         xarm[23678] | xarm250 | xarm[67][01]0 \
3380                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3381                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3382                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3383                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3384                                 ;;
3385
3386                         xyes | xno)
3387                                 echo "--with-cpu must be passed a value" 1>&2
3388                                 exit 1
3389                                 ;;
3390
3391                         *)
3392                                 if test x$pass2done = xyes
3393                                 then
3394                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3395                                         exit 1
3396                                 fi
3397                                 ;;
3398                 esac
3399                 ;;
3400
3401         mips*-*-ecoff* | mips*-*-elf*)
3402                 if test x$gas = xyes
3403                 then
3404                         if test x$gnu_ld = xyes
3405                         then
3406                                 target_cpu_default2=20
3407                         else
3408                                 target_cpu_default2=16
3409                         fi
3410                 fi
3411                 ;;
3412         mips*-*-*)
3413                 if test x$gas = xyes
3414                 then
3415                         target_cpu_default2=16
3416                 fi
3417                 ;;
3418         powerpc*-*-* | rs6000-*-*)
3419                 case "x$with_cpu" in
3420                         x)
3421                                 ;;
3422
3423                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3424                           | xrios1 | xrios2 | xrsc | xrsc1 \
3425                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3426                           | xec603e | x740 | x750 | x401 \
3427                           | x403 | x505 | x801 | x821 | x823 | x860)
3428                                 target_cpu_default2="\"$with_cpu\""
3429                                 ;;
3430
3431                         xyes | xno)
3432                                 echo "--with-cpu must be passed a value" 1>&2
3433                                 exit 1
3434                                 ;;
3435
3436                         *)
3437                                 if test x$pass2done = xyes
3438                                 then
3439                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3440                                         exit 1
3441                                 fi
3442                                 ;;
3443                 esac
3444                 ;;
3445         sparc*-*-*)
3446                 case ".$with_cpu" in
3447                         .)
3448                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3449                                 ;;
3450                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3451                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3452                                 ;;
3453                         *)
3454                                 if test x$pass2done = xyes
3455                                 then
3456                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3457                                         exit 1
3458                                 fi
3459                                 ;;
3460                 esac
3461                 ;;
3462         esac
3463
3464         if test "$target_cpu_default2" != ""
3465         then
3466                 if test "$target_cpu_default" != ""
3467                 then
3468                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3469                 else
3470                         target_cpu_default=$target_cpu_default2
3471                 fi
3472         fi
3473
3474         # No need for collect2 if we have the GNU linker.
3475         # Actually, there is now; GNU ld doesn't handle the EH info or
3476         # collecting for shared libraries.
3477         #case x$gnu_ld in
3478         #xyes)
3479         #       use_collect2=
3480         #       ;;
3481         #esac
3482
3483 # Save data on machine being used to compile GCC in build_xm_file.
3484 # Save data on host machine in vars host_xm_file and host_xmake_file.
3485         if test x$pass1done = x
3486         then
3487                 if test x"$xm_file" = x
3488                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3489                 else build_xm_file=$xm_file
3490                 fi
3491                 build_xm_defines=$xm_defines
3492                 build_install_headers_dir=$install_headers_dir
3493                 build_exeext=$exeext
3494                 pass1done=yes
3495         else
3496                 if test x$pass2done = x
3497                 then
3498                         if test x"$xm_file" = x
3499                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3500                         else host_xm_file=$xm_file
3501                         fi
3502                         host_xm_defines=$xm_defines
3503                         if test x"$xmake_file" = x
3504                         then xmake_file=$cpu_type/x-$cpu_type
3505                         fi
3506                         host_xmake_file="$xmake_file"
3507                         host_truncate_target=$truncate_target
3508                         host_extra_gcc_objs=$extra_gcc_objs
3509                         host_extra_objs=$extra_host_objs
3510                         host_exeext=$exeext
3511                         pass2done=yes
3512                 fi
3513         fi
3514 done
3515
3516 extra_objs="${host_extra_objs} ${extra_objs}"
3517
3518 # Default the target-machine variables that were not explicitly set.
3519 if test x"$tm_file" = x
3520 then tm_file=$cpu_type/$cpu_type.h; fi
3521
3522 if test x$extra_headers = x
3523 then extra_headers=; fi
3524
3525 if test x"$xm_file" = x
3526 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3527
3528 if test x$md_file = x
3529 then md_file=$cpu_type/$cpu_type.md; fi
3530
3531 if test x$out_file = x
3532 then out_file=$cpu_type/$cpu_type.c; fi
3533
3534 if test x"$tmake_file" = x
3535 then tmake_file=$cpu_type/t-$cpu_type
3536 fi
3537
3538 if test x"$dwarf2" = xyes
3539 then tm_file="tm-dwarf2.h $tm_file"
3540 fi
3541
3542 if test x$float_format = x
3543 then float_format=i64
3544 fi
3545
3546 if test $float_format = none
3547 then float_h_file=Makefile.in
3548 else float_h_file=float-$float_format.h
3549 fi
3550
3551 if test x$enable_haifa = x
3552 then
3553   case $target in
3554     alpha*-* | hppa*-* | powerpc*-* | rs6000-* | *sparc*-* | m32r*-*)
3555       enable_haifa=yes;;
3556   esac
3557 fi
3558
3559 # Handle cpp installation.
3560 if test x$enable_cpp != xno
3561 then
3562   tmake_file="$tmake_file t-install-cpp"
3563 fi
3564
3565 # Say what files are being used for the output code and MD file.
3566 echo "Using \`$srcdir/config/$out_file' to output insns."
3567 echo "Using \`$srcdir/config/$md_file' as machine description file."
3568
3569 count=a
3570 for f in $tm_file; do
3571         count=${count}x
3572 done
3573 if test $count = ax; then
3574         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3575 else
3576         echo "Using the following target machine macro files:"
3577         for f in $tm_file; do
3578                 echo "  $srcdir/config/$f"
3579         done
3580 fi
3581
3582 count=a
3583 for f in $host_xm_file; do
3584         count=${count}x
3585 done
3586 if test $count = ax; then
3587         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3588 else
3589         echo "Using the following host machine macro files:"
3590         for f in $host_xm_file; do
3591                 echo "  $srcdir/config/$f"
3592         done
3593 fi
3594
3595 if test "$host_xm_file" != "$build_xm_file"; then
3596         count=a
3597         for f in $build_xm_file; do
3598                 count=${count}x
3599         done
3600         if test $count = ax; then
3601                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3602         else
3603                 echo "Using the following build machine macro files:"
3604                 for f in $build_xm_file; do
3605                         echo "  $srcdir/config/$f"
3606                 done
3607         fi
3608 fi
3609
3610 if test x$thread_file = x; then
3611         if test x$target_thread_file != x; then
3612                 thread_file=$target_thread_file
3613         else
3614                 thread_file='single'
3615         fi
3616 fi
3617
3618 # Set up the header files.
3619 # $links is the list of header files to create.
3620 # $vars is the list of shell variables with file names to include.
3621 # auto-host.h is the file containing items generated by autoconf and is
3622 # the first file included by config.h.
3623 null_defines=
3624 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3625
3626 # If host=build, it is correct to have hconfig include auto-host.h
3627 # as well.  If host!=build, we are in error and need to do more
3628 # work to find out the build config parameters.
3629 if test x$host = x$build
3630 then
3631         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3632 else
3633         # We create a subdir, then run autoconf in the subdir.
3634         # To prevent recursion we set host and build for the new
3635         # invocation of configure to the build for this invocation
3636         # of configure.
3637         tempdir=build.$$
3638         rm -rf $tempdir
3639         mkdir $tempdir
3640         cd $tempdir
3641         case ${srcdir} in
3642         /*) realsrcdir=${srcdir};;
3643         *) realsrcdir=../${srcdir};;
3644         esac
3645         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3646                 --target=$target --host=$build --build=$build
3647
3648         # We just finished tests for the build machine, so rename
3649         # the file auto-build.h in the gcc directory.
3650         mv auto-host.h ../auto-build.h
3651         cd ..
3652         rm -rf $tempdir
3653         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3654 fi
3655
3656 xm_file="gansidecl.h ${xm_file}"
3657 tm_file="gansidecl.h ${tm_file}"
3658
3659 vars="host_xm_file tm_file xm_file build_xm_file"
3660 links="config.h tm.h tconfig.h hconfig.h"
3661 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3662
3663 rm -f config.bak
3664 if test -f config.status; then mv -f config.status config.bak; fi
3665
3666 # Make the links.
3667 while test -n "$vars"
3668 do
3669         set $vars; var=$1; shift; vars=$*
3670         set $links; link=$1; shift; links=$*
3671         set $defines; define=$1; shift; defines=$*
3672
3673         rm -f $link
3674
3675         # Define TARGET_CPU_DEFAULT if the system wants one.
3676         # This substitutes for lots of *.h files.
3677         if test "$target_cpu_default" != "" -a $link = tm.h
3678         then
3679                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3680         fi
3681
3682         for file in `eval echo '$'$var`; do
3683                 case $file in
3684                 auto-config.h)
3685                         ;;
3686                 *)
3687                         echo '#ifdef IN_GCC' >>$link
3688                         ;;
3689                 esac
3690                 echo "#include \"$file\"" >>$link
3691                 case $file in
3692                 auto-config.h)
3693                         ;;
3694                 *)
3695                         echo '#endif' >>$link
3696                         ;;
3697                 esac
3698         done
3699
3700         for def in `eval echo '$'$define`; do
3701                 echo "#ifndef $def" >>$link
3702                 echo "#define $def" >>$link
3703                 echo "#endif" >>$link
3704         done
3705 done
3706
3707 # Truncate the target if necessary
3708 if test x$host_truncate_target != x; then
3709         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3710 fi
3711
3712 # Get the version trigger filename from the toplevel
3713 if test "${with_gcc_version_trigger+set}" = set; then
3714         gcc_version_trigger=$with_gcc_version_trigger
3715 else
3716         gcc_version_trigger=${srcdir}/version.c
3717 fi
3718 changequote(,)dnl
3719 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3720 changequote([,])dnl
3721
3722 # Internationalization
3723 PACKAGE=gcc
3724 VERSION="$gcc_version"
3725 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3726 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3727 AC_SUBST(PACKAGE)
3728 AC_SUBST(VERSION)
3729
3730 ALL_LINGUAS="en_UK"
3731
3732 # NLS support is still experimental, so disable it by default for now.
3733 AC_ARG_ENABLE(nls,
3734   [  --enable-nls            use Native Language Support (disabled by default)],
3735   , enable_nls=no)
3736
3737 AM_GNU_GETTEXT
3738 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3739
3740 # Get an absolute path to the GCC top-level source directory
3741 holddir=`pwd`
3742 cd $srcdir
3743 topdir=`pwd`
3744 cd $holddir
3745
3746 # Conditionalize the makefile for this host machine.
3747 # Make-host contains the concatenation of all host makefile fragments
3748 # [there can be more than one].  This file is built by configure.frag.
3749 host_overrides=Make-host
3750 dep_host_xmake_file=
3751 for f in .. ${host_xmake_file}
3752 do
3753         if test -f ${srcdir}/config/$f
3754         then
3755                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3756         fi
3757 done
3758
3759 # Conditionalize the makefile for this target machine.
3760 # Make-target contains the concatenation of all host makefile fragments
3761 # [there can be more than one].  This file is built by configure.frag.
3762 target_overrides=Make-target
3763 dep_tmake_file=
3764 for f in .. ${tmake_file}
3765 do
3766         if test -f ${srcdir}/config/$f
3767         then
3768                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3769         fi
3770 done
3771
3772 # If the host doesn't support symlinks, modify CC in
3773 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3774 # Otherwise, we can use "CC=$(CC)".
3775 rm -f symtest.tem
3776 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3777 then
3778         cc_set_by_configure="\$(CC)"
3779         quoted_cc_set_by_configure="\$(CC)"
3780         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3781 else
3782         rm -f symtest.tem
3783         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3784         then
3785                 symbolic_link="cp -p"
3786         else
3787                 symbolic_link="cp"
3788         fi
3789         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
3790         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
3791         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
3792 fi
3793 rm -f symtest.tem
3794
3795 out_object_file=`basename $out_file .c`.o
3796
3797 tm_file_list=
3798 for f in $tm_file; do
3799   case $f in
3800     gansidecl.h )
3801        tm_file_list="${tm_file_list} $f" ;;
3802     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
3803   esac
3804 done
3805
3806 host_xm_file_list=
3807 for f in $host_xm_file; do
3808   case $f in
3809     auto-host.h | gansidecl.h | hwint.h )
3810        host_xm_file_list="${host_xm_file_list} $f" ;;
3811     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
3812   esac
3813 done
3814
3815 build_xm_file_list=
3816 for f in $build_xm_file; do
3817   case $f in
3818     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
3819        build_xm_file_list="${build_xm_file_list} $f" ;;
3820     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
3821   esac
3822 done
3823
3824 # Define macro CROSS_COMPILE in compilation
3825 # if this is a cross-compiler.
3826 # Also use all.cross instead of all.internal
3827 # and add cross-make to Makefile.
3828 cross_overrides="/dev/null"
3829 if test x$host != x$target
3830 then
3831         cross_defines="CROSS=-DCROSS_COMPILE"
3832         cross_overrides="${topdir}/cross-make"
3833 fi
3834
3835 # When building gcc with a cross-compiler, we need to fix a few things.
3836 # This must come after cross-make as we want all.build to override
3837 # all.cross.
3838 build_overrides="/dev/null"
3839 if test x$build != x$host
3840 then
3841         build_overrides="${topdir}/build-make"
3842 fi
3843
3844 # Expand extra_headers to include complete path.
3845 # This substitutes for lots of t-* files.
3846 extra_headers_list=
3847 if test "x$extra_headers" = x
3848 then true
3849 else
3850         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
3851         for file in $extra_headers;
3852         do
3853                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
3854         done
3855 fi
3856
3857 if test x$use_collect2 = xno; then
3858         use_collect2=
3859 fi
3860
3861 # Add a definition of USE_COLLECT2 if system wants one.
3862 # Also tell toplev.c what to do.
3863 # This substitutes for lots of t-* files.
3864 if test x$use_collect2 = x
3865 then
3866         will_use_collect2=
3867         maybe_use_collect2=
3868 else
3869         will_use_collect2="collect2"
3870         maybe_use_collect2="-DUSE_COLLECT2"
3871 fi
3872
3873 # NEED TO CONVERT
3874 # Set MD_DEPS if the real md file is in md.pre-cpp.
3875 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
3876 # for line oriented comments, so we must always use a GNU cpp.  If
3877 # building gcc with a cross compiler, use the cross compiler just
3878 # built.  Otherwise, we can use the cpp just built.
3879 md_file_sub=
3880 if test "x$md_cppflags" = x
3881 then
3882         md_file_sub=$srcdir/config/$md_file
3883 else
3884         md_file=md
3885 fi
3886
3887 # If we have gas in the build tree, make a link to it.
3888 if test -f ../gas/Makefile; then
3889         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
3890 fi
3891
3892 # If we have nm in the build tree, make a link to it.
3893 if test -f ../binutils/Makefile; then
3894         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
3895 fi
3896
3897 # If we have ld in the build tree, make a link to it.
3898 if test -f ../ld/Makefile; then
3899 #       if test x$use_collect2 = x; then
3900 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
3901 #       else
3902                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
3903 #       fi
3904 fi
3905
3906 # Figure out what assembler alignment features are present.
3907 AC_MSG_CHECKING(assembler alignment features)
3908 gcc_cv_as=
3909 gcc_cv_as_alignment_features=
3910 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
3911 if test -x "$DEFAULT_ASSEMBLER"; then
3912         gcc_cv_as="$DEFAULT_ASSEMBLER"
3913 elif test -x "$AS"; then
3914         gcc_cv_as="$AS"
3915 elif test -x as$host_exeext; then
3916         # Build using assembler in the current directory.
3917         gcc_cv_as=./as$host_exeext
3918 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
3919         # Single tree build which includes gas.
3920         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
3921         do
3922 changequote(,)dnl
3923                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
3924 changequote([,])dnl
3925                 if test x$gcc_cv_gas_version != x; then
3926                         break
3927                 fi
3928         done
3929 changequote(,)dnl
3930         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
3931         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
3932 changequote([,])dnl
3933         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
3934                 # Gas version 2.6 and later support for .balign and .p2align.
3935                 # bytes to skip when using .p2align.
3936                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
3937                         gcc_cv_as_alignment_features=".balign and .p2align"
3938                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
3939                 fi
3940                 # Gas version 2.8 and later support specifying the maximum
3941                 # bytes to skip when using .p2align.
3942                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
3943                         gcc_cv_as_alignment_features=".p2align including maximum skip"
3944                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
3945                 fi
3946         fi
3947 elif test x$host = x$target; then
3948         # Native build.
3949         # Search the same directories that the installed compiler will
3950         # search.  Else we may find the wrong assembler and lose.  If we
3951         # do not find a suitable assembler binary, then try the user's
3952         # path.
3953         #
3954         # Also note we have to check MD_EXEC_PREFIX before checking the
3955         # user's path.  Unfortunately, there is no good way to get at the
3956         # value of MD_EXEC_PREFIX here.  So we do a brute force search
3957         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
3958         # to be fixed as part of the make/configure rewrite too.
3959
3960         if test "x$exec_prefix" = xNONE; then
3961                 if test "x$prefix" = xNONE; then
3962                         test_prefix=/usr/local
3963                 else
3964                         test_prefix=$prefix
3965                 fi
3966         else
3967                 test_prefix=$exec_prefix
3968         fi
3969
3970         # If the loop below does not find an assembler, then use whatever
3971         # one we can find in the users's path.
3972         # user's path.
3973         as=as$host_exeext
3974
3975         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
3976                    $test_prefix/lib/gcc-lib/$target \
3977                    /usr/lib/gcc/$target/$gcc_version \
3978                    /usr/lib/gcc/$target \
3979                    $test_prefix/$target/bin/$target/$gcc_version \
3980                    $test_prefix/$target/bin \
3981                    /usr/libexec \
3982                    /usr/ccs/gcc \
3983                    /usr/ccs/bin \
3984                    /udk/usr/ccs/bin \
3985                    /bsd43/usr/lib/cmplrs/cc \
3986                    /usr/cross64/usr/bin \
3987                    /usr/lib/cmplrs/cc \
3988                    /sysv/usr/lib/cmplrs/cc \
3989                    /svr4/usr/lib/cmplrs/cc \
3990                    /usr/bin"
3991
3992         for dir in $test_dirs; do
3993                 if test -f $dir/as$host_exeext; then
3994                         gcc_cv_as=$dir/as$host_exeext
3995                         break;
3996                 fi
3997         done
3998 fi
3999 if test x$gcc_cv_as != x; then
4000         # Check if we have .balign and .p2align
4001         echo ".balign  4" > conftest.s
4002         echo ".p2align  2" >> conftest.s
4003         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4004                 gcc_cv_as_alignment_features=".balign and .p2align"
4005                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4006         fi
4007         rm -f conftest.s conftest.o
4008         # Check if specifying the maximum bytes to skip when
4009         # using .p2align is supported.
4010         echo ".p2align 4,,7" > conftest.s
4011         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4012                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4013                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4014         fi
4015         rm -f conftest.s conftest.o
4016 fi
4017 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4018
4019 AC_MSG_CHECKING(assembler subsection support)
4020 gcc_cv_as_subsections=
4021 if test x$gcc_cv_as != x; then
4022         # Check if we have .subsection
4023         echo ".subsection 1" > conftest.s
4024         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4025                 gcc_cv_as_subsections=".subsection"
4026                 if test -x nm$host_exeext; then
4027                         gcc_cv_nm=./nm$host_exeext
4028                 elif test x$host = x$target; then
4029                         # Native build.
4030                         gcc_cv_nm=nm$host_exeext
4031                 fi
4032                 if test x$gcc_cv_nm != x; then
4033                         cat > conftest.s <<EOF
4034 conftest_label1: .word 0
4035 .subsection -1
4036 conftest_label2: .word 0
4037 .previous
4038 EOF
4039                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4040                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4041                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4042                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4043                                         :
4044                                 else
4045                                         gcc_cv_as_subsections="working .subsection -1"
4046                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4047                                 fi
4048                         fi
4049                 fi
4050         fi
4051         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4052 fi
4053 AC_MSG_RESULT($gcc_cv_as_subsections)
4054
4055 AC_MSG_CHECKING(assembler instructions)
4056 gcc_cv_as_instructions=
4057 if test x$gcc_cv_as != x; then
4058         set "filds fists" "filds mem; fists mem"
4059         while test $# -gt 0
4060         do
4061                 echo "$2" > conftest.s
4062                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4063                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4064                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4065                 fi
4066                 shift 2
4067         done
4068         rm -f conftest.s conftest.o
4069 fi
4070 AC_MSG_RESULT($gcc_cv_as_instructions)
4071
4072 # Figure out what language subdirectories are present.
4073 # Look if the user specified --enable-languages="..."; if not, use
4074 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4075 # go away some day.
4076 if test x"${enable_languages+set}" != xset; then
4077         if test x"${LANGUAGES+set}" = xset; then
4078                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4079         else
4080                 enable_languages=all
4081         fi
4082 fi
4083 subdirs=
4084 for lang in ${srcdir}/*/config-lang.in ..
4085 do
4086         case $lang in
4087         ..) ;;
4088         # The odd quoting in the next line works around
4089         # an apparent bug in bash 1.12 on linux.
4090 changequote(,)dnl
4091         ${srcdir}/[*]/config-lang.in) ;;
4092         *)
4093           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4094           if test "x$lang_alias" = x
4095           then
4096                 echo "$lang doesn't set \$language." 1>&2
4097                 exit 1
4098           fi
4099           if test x"${enable_languages}" = xall; then
4100                 add_this_lang=yes
4101           else
4102                 case "${enable_languages}" in
4103                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4104                         add_this_lang=yes
4105                         ;;
4106                     * )
4107                         add_this_lang=no
4108                         ;;
4109                 esac
4110           fi
4111           if test x"${add_this_lang}" = xyes; then
4112                 case $lang in
4113                     ${srcdir}/ada/config-lang.in)
4114                         if test x$gnat = xyes ; then
4115                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4116                         fi
4117                         ;;
4118                     *)
4119                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4120                         ;;
4121                 esac
4122           fi
4123           ;;
4124 changequote([,])dnl
4125         esac
4126 done
4127
4128 # Make gthr-default.h if we have a thread file.
4129 gthread_flags=
4130 if test $thread_file != single; then
4131     rm -f gthr-default.h
4132     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4133     gthread_flags=-DHAVE_GTHR_DEFAULT
4134 fi
4135 AC_SUBST(gthread_flags)
4136
4137 # Make empty files to contain the specs and options for each language.
4138 # Then add #include lines to for a compiler that has specs and/or options.
4139
4140 lang_specs_files=
4141 lang_options_files=
4142 lang_tree_files=
4143 rm -f specs.h options.h gencheck.h
4144 touch specs.h options.h gencheck.h
4145 for subdir in . $subdirs
4146 do
4147         if test -f $srcdir/$subdir/lang-specs.h; then
4148                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4149                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4150         fi
4151         if test -f $srcdir/$subdir/lang-options.h; then
4152                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4153                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4154         fi
4155         if test -f $srcdir/$subdir/$subdir-tree.def; then
4156                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4157                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4158         fi
4159 done
4160
4161 # These (without "all_") are set in each config-lang.in.
4162 # `language' must be a single word so is spelled singularly.
4163 all_languages=
4164 all_boot_languages=
4165 all_compilers=
4166 all_stagestuff=
4167 all_diff_excludes=
4168 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4169 # List of language makefile fragments.
4170 all_lang_makefiles=
4171 all_headers=
4172 all_lib2funcs=
4173
4174 # Add the language fragments.
4175 # Languages are added via two mechanisms.  Some information must be
4176 # recorded in makefile variables, these are defined in config-lang.in.
4177 # We accumulate them and plug them into the main Makefile.
4178 # The other mechanism is a set of hooks for each of the main targets
4179 # like `clean', `install', etc.
4180
4181 language_fragments="Make-lang"
4182 language_hooks="Make-hooks"
4183 oldstyle_subdirs=
4184
4185 for s in .. $subdirs
4186 do
4187         if test $s != ".."
4188         then
4189                 language=
4190                 boot_language=
4191                 compilers=
4192                 stagestuff=
4193                 diff_excludes=
4194                 headers=
4195                 outputs=
4196                 lib2funcs=
4197                 . ${srcdir}/$s/config-lang.in
4198                 if test "x$language" = x
4199                 then
4200                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4201                         exit 1
4202                 fi
4203                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4204                 all_languages="$all_languages $language"
4205                 if test "x$boot_language" = xyes
4206                 then
4207                         all_boot_languages="$all_boot_languages $language"
4208                 fi
4209                 all_compilers="$all_compilers $compilers"
4210                 all_stagestuff="$all_stagestuff $stagestuff"
4211                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4212                 all_headers="$all_headers $headers"
4213                 all_outputs="$all_outputs $outputs"
4214                 if test x$outputs = x
4215                 then
4216                         oldstyle_subdirs="$oldstyle_subdirs $s"
4217                 fi
4218                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4219         fi
4220 done
4221
4222 # Since we can't use `::' targets, we link each language in
4223 # with a set of hooks, reached indirectly via lang.${target}.
4224
4225 rm -f Make-hooks
4226 touch Make-hooks
4227 target_list="all.build all.cross start.encap rest.encap \
4228         info dvi \
4229         install-normal install-common install-info install-man \
4230         uninstall distdir \
4231         mostlyclean clean distclean extraclean maintainer-clean \
4232         stage1 stage2 stage3 stage4"
4233 for t in $target_list
4234 do
4235         x=
4236         for lang in .. $all_languages
4237         do
4238                 if test $lang != ".."; then
4239                         x="$x $lang.$t"
4240                 fi
4241         done
4242         echo "lang.$t: $x" >> Make-hooks
4243 done
4244
4245 # If we're not building in srcdir, create .gdbinit.
4246
4247 if test ! -f Makefile.in; then
4248         echo "dir ." > .gdbinit
4249         echo "dir ${srcdir}" >> .gdbinit
4250         if test x$gdb_needs_out_file_path = xyes
4251         then
4252                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4253         fi
4254         if test "x$subdirs" != x; then
4255                 for s in $subdirs
4256                 do
4257                         echo "dir ${srcdir}/$s" >> .gdbinit
4258                 done
4259         fi
4260         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4261 fi
4262
4263 # Define variables host_canonical and build_canonical
4264 # because some Cygnus local changes in the Makefile depend on them.
4265 build_canonical=${build}
4266 host_canonical=${host}
4267 target_subdir=
4268 if test "${host}" != "${target}" ; then
4269     target_subdir=${target}/
4270 fi
4271 AC_SUBST(build_canonical)
4272 AC_SUBST(host_canonical)
4273 AC_SUBST(target_subdir)
4274
4275 # If this is using newlib, then define inhibit_libc in
4276 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4277 # libgcc.a, but that's OK because newib should have its own version of
4278 # assert.h.
4279 inhibit_libc=
4280 if test x$with_newlib = xyes; then
4281         inhibit_libc=-Dinhibit_libc
4282 fi
4283 AC_SUBST(inhibit_libc)
4284
4285 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
4286 sched_prefix=
4287 sched_cflags=
4288 if test x$enable_haifa = xyes; then
4289     echo "Using the Haifa scheduler."
4290     sched_prefix=haifa-
4291     sched_cflags=-DHAIFA
4292 fi
4293 AC_SUBST(sched_prefix)
4294 AC_SUBST(sched_cflags)
4295 if test x$enable_haifa != x; then
4296     # Explicitly remove files that need to be recompiled for the Haifa scheduler.
4297     for x in genattrtab.o toplev.o *sched.o; do
4298         if test -f $x; then
4299             echo "Removing $x"
4300             rm -f $x
4301         fi
4302     done
4303 fi
4304
4305 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4306 # absolute path for gcc_tooldir based on inserting the number of up-directory
4307 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4308 # $(libsubdir)/@(unlibsubdir) based path.
4309 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4310 # make and thus we'd get different behavior depending on where we built the
4311 # sources.
4312 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4313     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4314 else
4315 changequote(<<, >>)dnl
4316 # An explanation of the sed strings:
4317 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4318 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4319 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4320 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4321 #
4322 # (*) Note this pattern overwrites the first character of the string
4323 # with a forward slash if one is not already present.  This is not a
4324 # problem because the exact names of the sub-directories concerned is
4325 # unimportant, just the number of them matters.
4326 #
4327 # The practical upshot of these patterns is like this:
4328 #
4329 #  prefix     exec_prefix        result
4330 #  ------     -----------        ------
4331 #   /foo        /foo/bar          ../
4332 #   /foo/       /foo/bar          ../
4333 #   /foo        /foo/bar/         ../
4334 #   /foo/       /foo/bar/         ../
4335 #   /foo        /foo/bar/ugg      ../../
4336 #
4337     dollar='$$'
4338     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4339 changequote([, ])dnl
4340 fi
4341 AC_SUBST(gcc_tooldir)
4342 AC_SUBST(dollar)
4343
4344 # Nothing to do for FLOAT_H, float_format already handled.
4345 objdir=`pwd`
4346 AC_SUBST(objdir)
4347
4348 # Process the language and host/target makefile fragments.
4349 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4350
4351 # Substitute configuration variables
4352 AC_SUBST(subdirs)
4353 AC_SUBST(all_boot_languages)
4354 AC_SUBST(all_compilers)
4355 AC_SUBST(all_diff_excludes)
4356 AC_SUBST(all_headers)
4357 AC_SUBST(all_lang_makefiles)
4358 AC_SUBST(all_languages)
4359 AC_SUBST(all_lib2funcs)
4360 AC_SUBST(all_stagestuff)
4361 AC_SUBST(build_exeext)
4362 AC_SUBST(build_install_headers_dir)
4363 AC_SUBST(build_xm_file_list)
4364 AC_SUBST(cc_set_by_configure)
4365 AC_SUBST(quoted_cc_set_by_configure)
4366 AC_SUBST(cpp_install_dir)
4367 AC_SUBST(cpp_main)
4368 AC_SUBST(dep_host_xmake_file)
4369 AC_SUBST(dep_tmake_file)
4370 AC_SUBST(extra_c_flags)
4371 AC_SUBST(extra_c_objs)
4372 AC_SUBST(extra_cpp_objs)
4373 AC_SUBST(extra_cxx_objs)
4374 AC_SUBST(extra_headers_list)
4375 AC_SUBST(extra_objs)
4376 AC_SUBST(extra_parts)
4377 AC_SUBST(extra_passes)
4378 AC_SUBST(extra_programs)
4379 AC_SUBST(fixinc_defs)
4380 AC_SUBST(float_h_file)
4381 AC_SUBST(gcc_gxx_include_dir)
4382 AC_SUBST(gcc_version)
4383 AC_SUBST(gcc_version_trigger)
4384 AC_SUBST(host_exeext)
4385 AC_SUBST(host_extra_gcc_objs)
4386 AC_SUBST(host_xm_file_list)
4387 AC_SUBST(install)
4388 AC_SUBST(JAVAGC)
4389 AC_SUBST(lang_options_files)
4390 AC_SUBST(lang_specs_files)
4391 AC_SUBST(lang_tree_files)
4392 AC_SUBST(local_prefix)
4393 AC_SUBST(maybe_use_collect2)
4394 AC_SUBST(md_file)
4395 AC_SUBST(objc_boehm_gc)
4396 AC_SUBST(out_file)
4397 AC_SUBST(out_object_file)
4398 AC_SUBST(stage_prefix_set_by_configure)
4399 AC_SUBST(symbolic_link)
4400 AC_SUBST(thread_file)
4401 AC_SUBST(tm_file_list)
4402 AC_SUBST(will_use_collect2)
4403
4404
4405 AC_SUBST_FILE(target_overrides)
4406 AC_SUBST_FILE(host_overrides)
4407 AC_SUBST(cross_defines)
4408 AC_SUBST_FILE(cross_overrides)
4409 AC_SUBST_FILE(build_overrides)
4410 AC_SUBST_FILE(language_fragments)
4411 AC_SUBST_FILE(language_hooks)
4412
4413 # Echo that links are built
4414 if test x$host = x$target
4415 then
4416         str1="native "
4417 else
4418         str1="cross-"
4419         str2=" from $host"
4420 fi
4421
4422 if test x$host != x$build
4423 then
4424         str3=" on a $build system"
4425 fi
4426
4427 if test "x$str2" != x || test "x$str3" != x
4428 then
4429         str4=
4430 fi
4431
4432 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4433
4434 if test "x$str2" != x || test "x$str3" != x
4435 then
4436         echo " ${str2}${str3}." 1>&2
4437 fi
4438
4439 # Truncate the target if necessary
4440 if test x$host_truncate_target != x; then
4441         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4442 fi
4443
4444 # Configure the subdirectories
4445 # AC_CONFIG_SUBDIRS($subdirs)
4446
4447 # Create the Makefile
4448 # and configure language subdirectories
4449 AC_OUTPUT($all_outputs,
4450 [
4451 . $srcdir/configure.lang
4452 case x$CONFIG_HEADERS in
4453 xauto-host.h:config.in)
4454 echo > cstamp-h ;;
4455 esac
4456 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4457 # bootstrapping and the installation procedure can still use
4458 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4459 # FLAGS_TO_PASS has been modified to solve the problem there.
4460 # This is virtually a duplicate of what happens in configure.lang; we do
4461 # an extra check to make sure this only happens if ln -s can be used.
4462 if test "$symbolic_link" = "ln -s"; then
4463  for d in .. ${subdirs} ; do
4464    if test $d != ..; then
4465         STARTDIR=`pwd`
4466         cd $d
4467         for t in stage1 stage2 stage3 stage4 include
4468         do
4469                 rm -f $t
4470                 $symbolic_link ../$t $t 2>/dev/null
4471         done
4472         cd $STARTDIR
4473    fi
4474  done
4475 else true ; fi
4476 # Avoid having to add intl to our include paths.
4477 if test -f intl/libintl.h; then
4478   echo creating libintl.h
4479   echo '#include "intl/libintl.h"' >libintl.h
4480 fi
4481 ],
4482 [
4483 host='${host}'
4484 build='${build}'
4485 target='${target}'
4486 target_alias='${target_alias}'
4487 srcdir='${srcdir}'
4488 subdirs='${subdirs}'
4489 oldstyle_subdirs='${oldstyle_subdirs}'
4490 symbolic_link='${symbolic_link}'
4491 program_transform_set='${program_transform_set}'
4492 program_transform_name='${program_transform_name}'
4493 dep_host_xmake_file='${dep_host_xmake_file}'
4494 host_xmake_file='${host_xmake_file}'
4495 dep_tmake_file='${dep_tmake_file}'
4496 tmake_file='${tmake_file}'
4497 thread_file='${thread_file}'
4498 gcc_version='${gcc_version}'
4499 gcc_version_trigger='${gcc_version_trigger}'
4500 local_prefix='${local_prefix}'
4501 build_install_headers_dir='${build_install_headers_dir}'
4502 build_exeext='${build_exeext}'
4503 host_exeext='${host_exeext}'
4504 out_file='${out_file}'
4505 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4506 SET_MAKE='${SET_MAKE}'
4507 target_list='${target_list}'
4508 target_overrides='${target_overrides}'
4509 host_overrides='${host_overrides}'
4510 cross_defines='${cross_defines}'
4511 cross_overrides='${cross_overrides}'
4512 build_overrides='${build_overrides}'
4513 cpp_install_dir='${cpp_install_dir}'
4514 ])