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="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 580
 581                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 582                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 583
 584                 # GAS + IEEE_CONFORMANT
 585                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 586
 587                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 588                 xmake_file="x-interix alpha/t-pe"
 589                 tmake_file="alpha/t-interix"
 590                 if test x$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="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 601                 target_cpu_default="MASK_GAS"
 602                 gas=no
 603                 xmake_file=none
 604                 gas=yes gnu_ld=yes
 605                 ;;
 606         alpha*-*-linux-gnulibc1*)
 607                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 608                 target_cpu_default="MASK_GAS"
 609                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe"
 610                 extra_parts="crtbegin.o crtend.o"
 611                 xmake_file=none
 612                 gas=yes gnu_ld=yes
 613                 if test x$enable_threads = xyes; then
 614                         thread_file='posix'
 615                 fi
 616                 ;;
 617         alpha*-*-linux-gnu*)
 618                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 619                 target_cpu_default="MASK_GAS"
 620                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe"
 621                 extra_parts="crtbegin.o crtend.o"
 622                 xmake_file=none
 623                 gas=yes gnu_ld=yes
 624                 if test x$enable_threads = xyes; then
 625                         thread_file='posix'
 626                 fi
 627                 ;;
 628         alpha*-*-netbsd*)
 629                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 630                 target_cpu_default="MASK_GAS"
 631                 tmake_file="alpha/t-crtbe"
 632                 extra_parts="crtbegin.o crtend.o"
 633                 xmake_file=none
 634                 gas=yes gnu_ld=yes
 635                 ;;
 636
 637         alpha*-*-openbsd*)
 638                 # default x-alpha is only appropriate for dec-osf.
 639                 target_cpu_default="MASK_GAS"
 640                 ;;
 641
 642         alpha*-dec-osf*)
 643                 if test x$stabs = xyes
 644                 then
 645                         tm_file="${tm_file} dbx.h"
 646                 fi
 647                 if test x$gas != xyes
 648                 then
 649                         extra_passes="mips-tfile mips-tdump"
 650                 fi
 651                 use_collect2=yes
 652                 case $machine in
 653                   *-*-osf1*)
 654                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 655                     ;;
 656 changequote(,)dnl
 657                   *-*-osf[23]*)
 658 changequote([,])dnl
 659                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 660                     ;;
 661                   *-*-osf4*)
 662                     tm_file="${tm_file} alpha/osf.h"
 663                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 664                     # a broken tar, so we use cpio instead.
 665                     install_headers_dir=install-headers-cpio
 666                     ;;
 667                 esac
 668                 case $machine in
 669 changequote(,)dnl
 670                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 671 changequote([,])dnl
 672                     target_cpu_default=MASK_SUPPORT_ARCH
 673                     ;;
 674                 esac
 675                 ;;
 676         alpha*-*-vxworks*)
 677                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 678                 if [ x$gas != xyes ]
 679                 then
 680                         extra_passes="mips-tfile mips-tdump"
 681                 fi
 682                 use_collect2=yes
 683                 thread_file='vxworks'
 684                 ;;
 685         alpha*-*-winnt*)
 686                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 687                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 688                 tmake_file=t-libc-ok
 689                 xmake_file=winnt/x-winnt
 690                 extra_host_objs=oldnames.o
 691                 extra_gcc_objs="spawnv.o oldnames.o"
 692                 if test x$gnu_ld != xyes
 693                 then
 694                         extra_programs=ld.exe
 695                 fi
 696                 if test x$enable_threads = xyes; then
 697                         thread_file='win32'
 698                 fi
 699                 ;;
 700         alpha*-dec-vms*)
 701                 tm_file=alpha/vms.h
 702                 xm_file="${xm_file} alpha/xm-vms.h"
 703                 tmake_file=alpha/t-vms
 704                 ;;
 705         arc-*-elf*)
 706                 extra_parts="crtinit.o crtfini.o"
 707                 ;;
 708         arm-*-coff* | armel-*-coff*)
 709                 tm_file=arm/coff.h
 710                 tmake_file=arm/t-bare
 711                 ;;
 712         arm-*-vxworks*)
 713                 tm_file=arm/vxarm.h
 714                 tmake_file=arm/t-bare
 715                 thread_file='vxworks'
 716                 ;;
 717 changequote(,)dnl
 718         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 719 changequote([,])dnl
 720                 tm_file=arm/riscix1-1.h
 721                 use_collect2=yes
 722                 ;;
 723         arm-*-riscix*)                  # Acorn RISC machine
 724                 if test x$gas = xyes
 725                 then
 726                     tm_file=arm/rix-gas.h
 727                 else
 728                     tm_file=arm/riscix.h
 729                 fi
 730                 xmake_file=arm/x-riscix
 731                 tmake_file=arm/t-riscix
 732                 use_collect2=yes
 733                 ;;
 734         arm-semi-aout | armel-semi-aout)
 735                 tm_file=arm/semi.h
 736                 tmake_file=arm/t-semi
 737                 ;;
 738         arm-semi-aof | armel-semi-aof)
 739                 tm_file=arm/semiaof.h
 740                 tmake_file=arm/t-semiaof
 741                 ;;
 742         arm*-*-netbsd*)
 743                 tm_file=arm/netbsd.h
 744                 xm_file="arm/xm-netbsd.h ${xm_file}"
 745                 tmake_file="t-netbsd arm/t-netbsd"
 746        use_collect2=yes
 747                 ;;
 748         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 749                 cpu_type=arm
 750                 xmake_file=x-linux
 751                 tm_file=arm/linux-aout.h
 752                 tmake_file=arm/t-linux
 753                 gnu_ld=yes
 754                 ;;
 755         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 756                 xm_file=arm/xm-linux.h
 757                 xmake_file=x-linux
 758                 case $machine in
 759                 armv2*-*-*)
 760                         tm_file=arm/linux-elf26.h
 761                         ;;
 762                 *)
 763                         tm_file=arm/linux-elf.h
 764                         ;;
 765                 esac
 766                 tmake_file="t-linux arm/t-linux"
 767                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 768                 gnu_ld=yes
 769                 case x${enable_threads} in
 770                 x | xyes | xpthreads | xposix)
 771                         thread_file='posix'
 772                         ;;
 773                 esac
 774                 ;;
 775         arm*-*-aout)
 776                 tm_file=arm/aout.h
 777                 tmake_file=arm/t-bare
 778                 ;;
 779         arm*-*-ecos-elf)
 780                 tm_file=arm/ecos-elf.h
 781                 tmake_file=arm/t-elf
 782                 ;;
 783         arm*-*-elf)
 784                 tm_file=arm/unknown-elf.h
 785                 tmake_file=arm/t-arm-elf
 786                 ;;
 787         arm*-*-oabi)
 788                 tm_file=arm/unknown-elf-oabi.h
 789                 tmake_file=arm/t-arm-elf
 790                 ;;
 791         arm-*-pe*)
 792                 tm_file=arm/pe.h
 793                 tmake_file=arm/t-pe
 794                 extra_objs=pe.o
 795                 ;;
 796         c1-convex-*)                    # Convex C1
 797                 target_cpu_default=1
 798                 use_collect2=yes
 799                 ;;
 800         c2-convex-*)                    # Convex C2
 801                 target_cpu_default=2
 802                 use_collect2=yes
 803                 ;;
 804         c32-convex-*)
 805                 target_cpu_default=4
 806                 use_collect2=yes
 807                 ;;
 808         c34-convex-*)
 809                 target_cpu_default=8
 810                 use_collect2=yes
 811                 ;;
 812         c38-convex-*)
 813                 target_cpu_default=16
 814                 use_collect2=yes
 815                 ;;
 816         c4x-*)
 817                 cpu_type=c4x
 818                 tmake_file=c4x/t-c4x
 819                 ;;
 820         clipper-intergraph-clix*)
 821                 tm_file="${tm_file} svr3.h clipper/clix.h"
 822                 xm_file=clipper/xm-clix.h
 823                 xmake_file=clipper/x-clix
 824                 extra_headers=va-clipper.h
 825                 extra_parts="crtbegin.o crtend.o"
 826                 install_headers_dir=install-headers-cpio
 827                 ;;
 828         dsp16xx-*)
 829                 ;;
 830         elxsi-elxsi-*)
 831                 use_collect2=yes
 832                 ;;
 833 # This hasn't been upgraded to GCC 2.
 834 #       fx80-alliant-*)                 # Alliant FX/80
 835 #               ;;
 836         h8300-*-*)
 837                 float_format=i32
 838                 ;;
 839         hppa*-*-openbsd*)
 840                 target_cpu_default="MASK_PA_11"
 841                 tmake_file=pa/t-openbsd
 842                 ;;
 843         hppa1.1-*-pro*)
 844                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 845                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 846                 xm_file=pa/xm-papro.h
 847                 tmake_file=pa/t-pro
 848                 ;;
 849         hppa1.1-*-osf*)
 850                 target_cpu_default="MASK_PA_11"
 851                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 852                 use_collect2=yes
 853                 ;;
 854         hppa1.1-*-rtems*)
 855                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 856                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 857                 xm_file=pa/xm-papro.h
 858                 tmake_file=pa/t-pro
 859                 ;;
 860         hppa1.0-*-osf*)
 861                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 862                 use_collect2=yes
 863                 ;;
 864         hppa1.1-*-bsd*)
 865                 tm_file="${tm_file} pa/som.h"
 866                 target_cpu_default="MASK_PA_11"
 867                 use_collect2=yes
 868                 ;;
 869         hppa1.0-*-bsd*)
 870                 tm_file="${tm_file} pa/som.h"
 871                 use_collect2=yes
 872                 ;;
 873         hppa1.0-*-hpux7*)
 874                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 875                 xm_file=pa/xm-pahpux.h
 876                 xmake_file=pa/x-pa-hpux
 877                 if test x$gas = xyes
 878                 then
 879                         tm_file="${tm_file} pa/gas.h"
 880                 fi
 881                 install_headers_dir=install-headers-cpio
 882                 use_collect2=yes
 883                 ;;
 884 changequote(,)dnl
 885         hppa1.0-*-hpux8.0[0-2]*)
 886 changequote([,])dnl
 887                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 888                 xm_file=pa/xm-pahpux.h
 889                 xmake_file=pa/x-pa-hpux
 890                 if test x$gas = xyes
 891                 then
 892                         tm_file="${tm_file} pa/pa-gas.h"
 893                 else
 894                         tm_file="pa/pa-oldas.h ${tm_file}"
 895                 fi
 896                 install_headers_dir=install-headers-cpio
 897                 use_collect2=yes
 898                 ;;
 899 changequote(,)dnl
 900         hppa1.1-*-hpux8.0[0-2]*)
 901 changequote([,])dnl
 902                 target_cpu_default="MASK_PA_11"
 903                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 904                 xm_file=pa/xm-pahpux.h
 905                 xmake_file=pa/x-pa-hpux
 906                 if test x$gas = xyes
 907                 then
 908                         tm_file="${tm_file} pa/pa-gas.h"
 909                 else
 910                         tm_file="pa/pa-oldas.h ${tm_file}"
 911                 fi
 912                 install_headers_dir=install-headers-cpio
 913                 use_collect2=yes
 914                 ;;
 915         hppa1.1-*-hpux8*)
 916                 target_cpu_default="MASK_PA_11"
 917                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 918                 xm_file=pa/xm-pahpux.h
 919                 xmake_file=pa/x-pa-hpux
 920                 if test x$gas = xyes
 921                 then
 922                         tm_file="${tm_file} pa/pa-gas.h"
 923                 fi
 924                 install_headers_dir=install-headers-cpio
 925                 use_collect2=yes
 926                 ;;
 927         hppa1.0-*-hpux8*)
 928                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 929                 xm_file=pa/xm-pahpux.h
 930                 xmake_file=pa/x-pa-hpux
 931                 if test x$gas = xyes
 932                 then
 933                         tm_file="${tm_file} pa/pa-gas.h"
 934                 fi
 935                 install_headers_dir=install-headers-cpio
 936                 use_collect2=yes
 937                 ;;
 938         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 939                 target_cpu_default="MASK_PA_11"
 940                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 941                 xm_file=pa/xm-pahpux.h
 942                 xmake_file=pa/x-pa-hpux
 943                 tmake_file=pa/t-pa
 944                 if test x$gas = xyes
 945                 then
 946                         tm_file="${tm_file} pa/pa-gas.h"
 947                 fi
 948                 if test x$enable_threads = x; then
 949                     enable_threads=$have_pthread_h
 950                 fi
 951                 if test x$enable_threads = xyes; then
 952                         thread_file='dce'
 953                         tmake_file="${tmake_file} pa/t-dce-thr"
 954                 fi
 955                 install_headers_dir=install-headers-cpio
 956                 use_collect2=yes
 957                 ;;
 958         hppa1.0-*-hpux10*)
 959                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 960                 xm_file=pa/xm-pahpux.h
 961                 xmake_file=pa/x-pa-hpux
 962                 tmake_file=pa/t-pa
 963                 if test x$gas = xyes
 964                 then
 965                         tm_file="${tm_file} pa/pa-gas.h"
 966                 fi
 967                 if test x$enable_threads = x; then
 968                     enable_threads=$have_pthread_h
 969                 fi
 970                 if test x$enable_threads = xyes; then
 971                         thread_file='dce'
 972                         tmake_file="${tmake_file} pa/t-dce-thr"
 973                 fi
 974                 install_headers_dir=install-headers-cpio
 975                 use_collect2=yes
 976                 ;;
 977         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
 978                 target_cpu_default=1
 979                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
 980                 xm_file=pa/xm-pahpux.h
 981                 xmake_file=pa/x-pa-hpux
 982                 tmake_file=pa/t-pa
 983                 if [[ x$gas = xyes ]]
 984                 then
 985                         tm_file="${tm_file} pa/pa-gas.h"
 986                 fi
 987 #               if [[ x$enable_threads = x ]]; then
 988 #                   enable_threads=$have_pthread_h
 989 #               fi
 990 #               if [[ x$enable_threads = xyes ]]; then
 991 #                       thread_file='dce'
 992 #                       tmake_file="${tmake_file} pa/t-dce-thr"
 993 #               fi
 994                 install_headers_dir=install-headers-cpio
 995                 use_collect2=yes
 996                 ;;
 997         hppa1.0-*-hpux11*)
 998                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
 999                 xm_file=pa/xm-pahpux.h
1000                 xmake_file=pa/x-pa-hpux
1001                 if [[ x$gas = xyes ]]
1002                 then
1003                         tm_file="${tm_file} pa/pa-gas.h"
1004                 fi
1005 #               if [[ x$enable_threads = x ]]; then
1006 #                   enable_threads=$have_pthread_h
1007 #               fi
1008 #               if [[ x$enable_threads = xyes ]]; then
1009 #                       thread_file='dce'
1010 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1011 #               fi
1012                 install_headers_dir=install-headers-cpio
1013                 use_collect2=yes
1014                 ;;
1015         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1016                 target_cpu_default="MASK_PA_11"
1017                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1018                 xm_file=pa/xm-pahpux.h
1019                 xmake_file=pa/x-pa-hpux
1020                 if test x$gas = xyes
1021                 then
1022                         tm_file="${tm_file} pa/pa-gas.h"
1023                 fi
1024                 install_headers_dir=install-headers-cpio
1025                 use_collect2=yes
1026                 ;;
1027         hppa1.0-*-hpux*)
1028                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1029                 xm_file=pa/xm-pahpux.h
1030                 xmake_file=pa/x-pa-hpux
1031                 if test x$gas = xyes
1032                 then
1033                         tm_file="${tm_file} pa/pa-gas.h"
1034                 fi
1035                 install_headers_dir=install-headers-cpio
1036                 use_collect2=yes
1037                 ;;
1038         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1039                 target_cpu_default="MASK_PA_11"
1040                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1041                 xm_file=pa/xm-pahpux.h
1042                 xmake_file=pa/x-pa-hpux
1043                 if test x$gas = xyes
1044                 then
1045                         tm_file="${tm_file} pa/pa-gas.h"
1046                 fi
1047                 install_headers_dir=install-headers-cpio
1048                 use_collect2=yes
1049                 ;;
1050         hppa1.0-*-hiux*)
1051                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1052                 xm_file=pa/xm-pahpux.h
1053                 xmake_file=pa/x-pa-hpux
1054                 if test x$gas = xyes
1055                 then
1056                         tm_file="${tm_file} pa/pa-gas.h"
1057                 fi
1058                 install_headers_dir=install-headers-cpio
1059                 use_collect2=yes
1060                 ;;
1061         hppa*-*-lites*)
1062                 tm_file="${tm_file} elfos.h pa/elf.h"
1063                 target_cpu_default="MASK_PA_11"
1064                 use_collect2=yes
1065                 ;;
1066         i370-*-mvs*)
1067                 ;;
1068 changequote(,)dnl
1069         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1070 changequote([,])dnl
1071                 if test x$gas = xyes
1072                 then
1073                         tm_file=i386/aix386.h
1074                         extra_parts="crtbegin.o crtend.o"
1075                         tmake_file=i386/t-crtstuff
1076                 else
1077                         tm_file=i386/aix386ng.h
1078                         use_collect2=yes
1079                 fi
1080                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1081                 xm_defines=USG
1082                 xmake_file=i386/x-aix
1083                 ;;
1084 changequote(,)dnl
1085         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1086 changequote([,])dnl
1087                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1088                 xm_defines="USG POSIX SMALL_ARG_MAX"
1089                 xmake_file=i386/x-ncr3000
1090                 if test x$stabs = xyes -a x$gas = xyes
1091                 then
1092                         tm_file=i386/sysv4gdb.h
1093                 else
1094                         tm_file=i386/sysv4.h
1095                 fi
1096                 extra_parts="crtbegin.o crtend.o"
1097                 tmake_file=i386/t-crtpic
1098                 ;;
1099 changequote(,)dnl
1100         i[34567]86-next-*)
1101 changequote([,])dnl
1102                 tm_file=i386/next.h
1103                 xm_file=i386/xm-next.h
1104                 tmake_file=i386/t-next
1105                 xmake_file=i386/x-next
1106                 extra_objs=nextstep.o
1107                 extra_parts="crtbegin.o crtend.o"
1108                 if test x$enable_threads = xyes; then
1109                         thread_file='mach'
1110                 fi
1111                 ;;
1112 changequote(,)dnl
1113         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1114 changequote([,])dnl
1115                 use_collect2=yes
1116                 if test x$gas = xyes
1117                 then
1118                         tm_file=i386/seq-gas.h
1119                 else
1120                         tm_file=i386/sequent.h
1121                 fi
1122                 ;;
1123 changequote(,)dnl
1124         i[34567]86-sequent-ptx1*)
1125 changequote([,])dnl
1126                 xm_defines="USG SVR3"
1127                 xmake_file=i386/x-sysv3
1128                 tm_file=i386/seq-sysv3.h
1129                 tmake_file=i386/t-crtstuff
1130                 extra_parts="crtbegin.o crtend.o"
1131                 install_headers_dir=install-headers-cpio
1132                 ;;
1133 changequote(,)dnl
1134         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1135 changequote([,])dnl
1136                 xm_defines="USG SVR3"
1137                 xmake_file=i386/x-sysv3
1138                 tm_file=i386/seq2-sysv3.h
1139                 tmake_file=i386/t-crtstuff
1140                 extra_parts="crtbegin.o crtend.o"
1141                 install_headers_dir=install-headers-cpio
1142                 ;;
1143 changequote(,)dnl
1144         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1145 changequote([,])dnl
1146                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1147                 xm_defines="USG POSIX SMALL_ARG_MAX"
1148                 xmake_file=x-svr4
1149                 tm_file=i386/ptx4-i.h
1150                 tmake_file=t-svr4
1151                 extra_parts="crtbegin.o crtend.o"
1152                 install_headers_dir=install-headers-cpio
1153                 ;;
1154         i386-sun-sunos*)                # Sun i386 roadrunner
1155                 xm_defines=USG
1156                 tm_file=i386/sun.h
1157                 use_collect2=yes
1158                 ;;
1159 changequote(,)dnl
1160         i[34567]86-wrs-vxworks*)
1161 changequote([,])dnl
1162                 tm_file=i386/vxi386.h
1163                 tmake_file=i386/t-i386bare
1164                 thread_file='vxworks'
1165                 ;;
1166 changequote(,)dnl
1167         i[34567]86-*-aout*)
1168 changequote([,])dnl
1169                 tm_file=i386/i386-aout.h
1170                 tmake_file=i386/t-i386bare
1171                 ;;
1172 changequote(,)dnl
1173         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1174 changequote([,])dnl
1175                 tm_file=i386/bsd386.h
1176 #               tmake_file=t-libc-ok
1177                 ;;
1178 changequote(,)dnl
1179         i[34567]86-*-bsd*)
1180 changequote([,])dnl
1181                 tm_file=i386/386bsd.h
1182 #               tmake_file=t-libc-ok
1183 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1184 #               use_collect2=yes
1185                 ;;
1186 changequote(,)dnl
1187         i[34567]86-*-freebsdelf*)
1188 changequote([,])dnl
1189                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1190                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1191                 tmake_file=t-freebsd
1192                 gas=yes
1193                 gnu_ld=yes
1194                 stabs=yes
1195                 ;;
1196 changequote(,)dnl
1197         i[34567]86-*-freebsd*)
1198 changequote([,])dnl
1199                 tm_file=i386/freebsd.h
1200                 tmake_file=t-freebsd
1201                 ;;
1202 changequote(,)dnl
1203         i[34567]86-*-netbsd*)
1204 changequote([,])dnl
1205                 tm_file=i386/netbsd.h
1206                 tmake_file=t-netbsd
1207        use_collect2=yes
1208                 ;;
1209 changequote(,)dnl
1210         i[34567]86-*-openbsd*)
1211 changequote([,])dnl
1212                 # we need collect2 until our bug is fixed...
1213                 use_collect2=yes
1214                 ;;
1215 changequote(,)dnl
1216         i[34567]86-*-coff*)
1217 changequote([,])dnl
1218                 tm_file=i386/i386-coff.h
1219                 tmake_file=i386/t-i386bare
1220                 ;;
1221 changequote(,)dnl
1222         i[34567]86-*-isc*)              # 80386 running ISC system
1223 changequote([,])dnl
1224                 xm_file="${xm_file} i386/xm-isc.h"
1225                 xm_defines="USG SVR3"
1226                 case $machine in
1227 changequote(,)dnl
1228                   i[34567]86-*-isc[34]*)
1229 changequote([,])dnl
1230                     xmake_file=i386/x-isc3
1231                     ;;
1232                   *)
1233                     xmake_file=i386/x-isc
1234                     ;;
1235                 esac
1236                 if test x$gas = xyes -a x$stabs = xyes
1237                 then
1238                         tm_file=i386/iscdbx.h
1239                         tmake_file=i386/t-svr3dbx
1240                         extra_parts="svr3.ifile svr3z.ifile"
1241                 else
1242                         tm_file=i386/isccoff.h
1243                         tmake_file=i386/t-crtstuff
1244                         extra_parts="crtbegin.o crtend.o"
1245                 fi
1246                 install_headers_dir=install-headers-cpio
1247                 ;;
1248 changequote(,)dnl
1249         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1250 changequote([,])dnl                     # with a.out format using
1251                                         # pre BFD linkers
1252                 xmake_file=x-linux-aout
1253                 tmake_file="t-linux-aout i386/t-crtstuff"
1254                 tm_file=i386/linux-oldld.h
1255                 gnu_ld=yes
1256                 float_format=i386
1257                 ;;
1258 changequote(,)dnl
1259         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1260 changequote([,])dnl                     # with a.out format
1261                 xmake_file=x-linux-aout
1262                 tmake_file="t-linux-aout i386/t-crtstuff"
1263                 tm_file=i386/linux-aout.h
1264                 gnu_ld=yes
1265                 float_format=i386
1266                 ;;
1267 changequote(,)dnl
1268         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1269 changequote([,])dnl                     # with ELF format using the
1270                                         # GNU/Linux C library 5
1271                 xmake_file=x-linux
1272                 tm_file=i386/linux.h
1273                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1274                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1275                 gnu_ld=yes
1276                 float_format=i386
1277                 if test x$enable_threads = xyes; then
1278                         thread_file='single'
1279                 fi
1280                 ;;
1281 changequote(,)dnl
1282         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1283 changequote([,])dnl                     # with ELF format using glibc 2
1284                                         # aka GNU/Linux C library 6
1285                 xmake_file=x-linux
1286                 tm_file=i386/linux.h
1287                 tmake_file="t-linux i386/t-crtstuff"
1288                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1289                 gnu_ld=yes
1290                 float_format=i386
1291                 if test x$enable_threads = xyes; then
1292                         thread_file='posix'
1293                 fi
1294                 ;;
1295 changequote(,)dnl
1296         i[34567]86-*-gnu*)
1297                 float_format=i386
1298 changequote([,])dnl
1299                 ;;
1300 changequote(,)dnl
1301         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1302 changequote([,])dnl
1303                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1304                 exit 1
1305                 ;;
1306 changequote(,)dnl
1307         i[34567]86-pc-msdosdjgpp*)
1308 changequote([,])dnl
1309                 xm_file=i386/xm-djgpp.h
1310                 tm_file=i386/djgpp.h
1311                 tmake_file=i386/t-djgpp
1312                 xmake_file=i386/x-djgpp
1313                 gnu_ld=yes
1314                 gas=yes
1315                 exeext=.exe
1316                 case $host in *pc-msdosdjgpp*)
1317                         target_alias=djgpp
1318                         ;;
1319                 esac
1320                 ;;
1321 changequote(,)dnl
1322         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1323 changequote([,])dnl
1324                 tm_file=i386/moss.h
1325                 tmake_file=t-libc-ok
1326                 gnu_ld=yes
1327                 gas=yes
1328                 ;;
1329 changequote(,)dnl
1330         i[34567]86-*-lynxos*)
1331 changequote([,])dnl
1332                 if test x$gas = xyes
1333                 then
1334                         tm_file=i386/lynx.h
1335                 else
1336                         tm_file=i386/lynx-ng.h
1337                 fi
1338                 xm_file=i386/xm-lynx.h
1339                 tmake_file=i386/t-i386bare
1340                 xmake_file=x-lynx
1341                 ;;
1342 changequote(,)dnl
1343         i[34567]86-*-mach*)
1344 changequote([,])dnl
1345                 tm_file=i386/mach.h
1346 #               tmake_file=t-libc-ok
1347                 use_collect2=yes
1348                 ;;
1349 changequote(,)dnl
1350         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1351 changequote([,])dnl
1352                 if test x$elf = xyes
1353                 then
1354                         tm_file=i386/osfelf.h
1355                         use_collect2=
1356                 else
1357                         tm_file=i386/osfrose.h
1358                         use_collect2=yes
1359                 fi
1360                 xm_file="i386/xm-osf.h ${xm_file}"
1361                 xmake_file=i386/x-osfrose
1362                 tmake_file=i386/t-osf
1363                 extra_objs=halfpic.o
1364                 ;;
1365 changequote(,)dnl
1366         i[34567]86-go32-rtems*)
1367 changequote([,])dnl
1368                 cpu_type=i386
1369                 xm_file=i386/xm-go32.h
1370                 tm_file=i386/go32-rtems.h
1371                 tmake_file="i386/t-go32 t-rtems"
1372                 ;;
1373 changequote(,)dnl
1374         i[34567]86-*-rtemself*)
1375 changequote([,])dnl
1376                 cpu_type=i386
1377                 tm_file=i386/rtemself.h
1378                 tmake_file="i386/t-i386bare t-rtems"
1379                 ;;
1380 changequote(,)dnl
1381         i[34567]86-*-rtems*)
1382 changequote([,])dnl
1383                 cpu_type=i386
1384                 tm_file=i386/rtems.h
1385                 tmake_file="i386/t-i386bare t-rtems"
1386                 ;;
1387 changequote(,)dnl
1388         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1389 changequote([,])dnl
1390                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1391                 xm_defines="USG SVR3"
1392                 xmake_file=i386/x-sco5
1393                 install_headers_dir=install-headers-cpio
1394                 tm_file=i386/sco5.h
1395                 if test x$gas = xyes
1396                 then
1397                         tm_file="i386/sco5gas.h ${tm_file}"
1398                         tmake_file=i386/t-sco5gas
1399                 else
1400                         tmake_file=i386/t-sco5
1401                 fi
1402                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1403                 ;;
1404 changequote(,)dnl
1405         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1406 changequote([,])dnl
1407                 xm_file="${xm_file} i386/xm-sco.h"
1408                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1409                 xmake_file=i386/x-sco4
1410                 install_headers_dir=install-headers-cpio
1411                 if test x$stabs = xyes
1412                 then
1413                         tm_file=i386/sco4dbx.h
1414                         tmake_file=i386/t-svr3dbx
1415                         extra_parts="svr3.ifile svr3z.rfile"
1416                 else
1417                         tm_file=i386/sco4.h
1418                         tmake_file=i386/t-crtstuff
1419                         extra_parts="crtbegin.o crtend.o"
1420                 fi
1421                 truncate_target=yes
1422                 ;;
1423 changequote(,)dnl
1424         i[34567]86-*-sco*)              # 80386 running SCO system
1425 changequote([,])dnl
1426                 xm_file=i386/xm-sco.h
1427                 xmake_file=i386/x-sco
1428                 install_headers_dir=install-headers-cpio
1429                 if test x$stabs = xyes
1430                 then
1431                         tm_file=i386/scodbx.h
1432                         tmake_file=i386/t-svr3dbx
1433                         extra_parts="svr3.ifile svr3z.rfile"
1434                 else
1435                         tm_file=i386/sco.h
1436                         extra_parts="crtbegin.o crtend.o"
1437                         tmake_file=i386/t-crtstuff
1438                 fi
1439                 truncate_target=yes
1440                 ;;
1441 changequote(,)dnl
1442         i[34567]86-*-solaris2*)
1443 changequote([,])dnl
1444                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1445                 xm_defines="USG POSIX SMALL_ARG_MAX"
1446                 if test x$stabs = xyes
1447                 then
1448                         tm_file=i386/sol2dbg.h
1449                 else
1450                         tm_file=i386/sol2.h
1451                 fi
1452                 tmake_file=i386/t-sol2
1453                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1454                 xmake_file=x-svr4
1455                 if test x$enable_threads = xyes; then
1456                         thread_file='solaris'
1457                 fi
1458                 ;;
1459 changequote(,)dnl
1460        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1461 changequote([,])dnl
1462                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1463                xm_defines="USG POSIX"
1464                tm_file=i386/sysv5.h
1465                if test x$stabs = xyes
1466                then
1467                        tm_file="${tm_file} dbx.h"
1468                fi
1469                tmake_file=i386/t-crtpic
1470                xmake_file=x-svr4
1471                extra_parts="crtbegin.o crtend.o"
1472                if test x$enable_threads = xyes; then
1473                        thread_file='posix'
1474                fi
1475                ;;
1476 changequote(,)dnl
1477         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1478 changequote([,])dnl
1479                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1480                 xm_defines="USG POSIX SMALL_ARG_MAX"
1481                 tm_file=i386/sysv4.h
1482                 if test x$stabs = xyes
1483                 then
1484                         tm_file="${tm_file} dbx.h"
1485                 fi
1486                 tmake_file=i386/t-crtpic
1487                 xmake_file=x-svr4
1488                 extra_parts="crtbegin.o crtend.o"
1489                 ;;
1490 changequote(,)dnl
1491         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1492 changequote([,])dnl
1493                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1494                 xm_defines="USG POSIX"
1495                 tm_file=i386/udk.h
1496                 tmake_file="i386/t-crtpic i386/t-udk"
1497                 xmake_file=x-svr4
1498                 extra_parts="crtbegin.o crtend.o"
1499                 install_headers_dir=install-headers-cpio
1500                 ;;
1501 changequote(,)dnl
1502         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1503 changequote([,])dnl
1504                 cpu_type=i386
1505                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1506                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1507                 if test x$stabs = xyes
1508                 then
1509                         tm_file=i386/osf1elfgdb.h
1510                 else
1511                         tm_file=i386/osf1elf.h
1512                 fi
1513                 tmake_file=i386/t-osf1elf
1514                 xmake_file=i386/x-osf1elf
1515                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1516                 ;;
1517 changequote(,)dnl
1518         i[34567]86-*-sysv*)             # Intel 80386's running system V
1519 changequote([,])dnl
1520                 xm_defines="USG SVR3"
1521                 xmake_file=i386/x-sysv3
1522                 if test x$gas = xyes
1523                 then
1524                         if test x$stabs = xyes
1525                         then
1526                                 tm_file=i386/svr3dbx.h
1527                                 tmake_file=i386/t-svr3dbx
1528                                 extra_parts="svr3.ifile svr3z.rfile"
1529                         else
1530                                 tm_file=i386/svr3gas.h
1531                                 extra_parts="crtbegin.o crtend.o"
1532                                 tmake_file=i386/t-crtstuff
1533                         fi
1534                 else
1535                         tm_file=i386/sysv3.h
1536                         extra_parts="crtbegin.o crtend.o"
1537                         tmake_file=i386/t-crtstuff
1538                 fi
1539                 ;;
1540         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1541                 xm_file="${xm_file} i386/xm-vsta.h"
1542                 tm_file=i386/vsta.h
1543                 tmake_file=i386/t-vsta
1544                 xmake_file=i386/x-vsta
1545                 ;;
1546 changequote(,)dnl
1547         i[34567]86-*-win32)
1548 changequote([,])dnl
1549                 xm_file="${xm_file} i386/xm-cygwin.h"
1550                 tmake_file=i386/t-cygwin
1551                 tm_file=i386/win32.h
1552                 xmake_file=i386/x-cygwin
1553                 extra_objs=winnt.o
1554                 if test x$enable_threads = xyes; then
1555                         thread_file='win32'
1556                 fi
1557                 exeext=.exe
1558                 ;;
1559 changequote(,)dnl
1560         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1561 changequote([,])dnl
1562                 xm_file="${xm_file} i386/xm-cygwin.h"
1563                 tmake_file=i386/t-cygwin
1564                 tm_file=i386/cygwin.h
1565                 xmake_file=i386/x-cygwin
1566                 extra_objs=winnt.o
1567                 if test x$enable_threads = xyes; then
1568                         thread_file='win32'
1569                 fi
1570                 exeext=.exe
1571                 ;;
1572 changequote(,)dnl
1573         i[34567]86-*-mingw32*)
1574 changequote([,])dnl
1575                 tm_file=i386/mingw32.h
1576                 xm_file="${xm_file} i386/xm-mingw32.h"
1577                 tmake_file="i386/t-cygwin i386/t-mingw32"
1578                 extra_objs=winnt.o
1579                 xmake_file=i386/x-cygwin
1580                 if test x$enable_threads = xyes; then
1581                         thread_file='win32'
1582                 fi
1583                 exeext=.exe
1584                 case $machine in
1585                         *mingw32msv*)
1586                                 ;;
1587                         *minwg32crt* | *mingw32*)
1588                                 tm_file="${tm_file} i386/crtdll.h"
1589                                 ;;
1590                 esac
1591                 ;;
1592 changequote(,)dnl
1593         i[34567]86-*-uwin*)
1594 changequote([,])dnl
1595                 tm_file=i386/uwin.h
1596                 xm_file="${xm_file} i386/xm-uwin.h"
1597                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1598                 tmake_file="i386/t-cygwin i386/t-uwin"
1599                 extra_objs=winnt.o
1600                 xmake_file=i386/x-cygwin
1601                 if test x$enable_threads = xyes; then
1602                         thread_file='win32'
1603                 fi
1604                 exeext=.exe
1605                 ;;
1606 changequote(,)dnl
1607         i[34567]86-*-interix*)
1608 changequote([,])dnl
1609                 tm_file="i386/i386-interix.h interix.h"
1610                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1611                 xm_defines="USG NO_SYS_SIGLIST"
1612                 tmake_file="i386/t-interix"
1613                 extra_objs=interix.o
1614                 xmake_file=x-interix
1615                 if test x$enable_threads = xyes ; then
1616                         thread_file='posix'
1617                 fi
1618                 if test x$stabs = xyes ; then
1619                         tm_file="${tm_file} dbxcoff.h"
1620                 fi
1621                 ;;
1622 changequote(,)dnl
1623         i[34567]86-*-winnt3*)
1624 changequote([,])dnl
1625                 tm_file=i386/win-nt.h
1626                 out_file=i386/i386.c
1627                 xm_file="xm-winnt.h ${xm_file}"
1628                 xmake_file=winnt/x-winnt
1629                 tmake_file=i386/t-winnt
1630                 extra_host_objs="winnt.o oldnames.o"
1631                 extra_gcc_objs="spawnv.o oldnames.o"
1632                 if test x$gnu_ld != xyes
1633                 then
1634                         extra_programs=ld.exe
1635                 fi
1636                 if test x$enable_threads = xyes; then
1637                         thread_file='win32'
1638                 fi
1639                 ;;
1640 changequote(,)dnl
1641         i[34567]86-dg-dgux*)
1642 changequote([,])dnl
1643                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1644                 xm_defines="USG POSIX"
1645                 out_file=i386/dgux.c
1646                 tm_file=i386/dgux.h
1647                 tmake_file=i386/t-dgux
1648                 xmake_file=i386/x-dgux
1649                 install_headers_dir=install-headers-cpio
1650               ;;
1651         i860-alliant-*)         # Alliant FX/2800
1652                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1653                 xm_file="${xm_file}"
1654                 xmake_file=i860/x-fx2800
1655                 tmake_file=i860/t-fx2800
1656                 extra_parts="crtbegin.o crtend.o"
1657                 ;;
1658         i860-*-bsd*)
1659                 tm_file="${tm_file} i860/bsd.h"
1660                 if test x$gas = xyes
1661                 then
1662                         tm_file="${tm_file} i860/bsd-gas.h"
1663                 fi
1664                 use_collect2=yes
1665                 ;;
1666         i860-*-mach*)
1667                 tm_file="${tm_file} i860/mach.h"
1668                 tmake_file=t-libc-ok
1669                 ;;
1670         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1671                 tm_file="${tm_file} svr3.h i860/paragon.h"
1672                 xm_defines="USG SVR3"
1673                 tmake_file=t-osf
1674                 ;;
1675         i860-*-sysv3*)
1676                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1677                 xm_defines="USG SVR3"
1678                 xmake_file=i860/x-sysv3
1679                 extra_parts="crtbegin.o crtend.o"
1680                 ;;
1681         i860-*-sysv4*)
1682                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1683                 xm_defines="USG SVR3"
1684                 xmake_file=i860/x-sysv4
1685                 tmake_file=t-svr4
1686                 extra_parts="crtbegin.o crtend.o"
1687                 ;;
1688         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1689                 tm_file="${tm_file} i960/vx960.h"
1690                 tmake_file=i960/t-vxworks960
1691                 use_collect2=yes
1692                 thread_file='vxworks'
1693                 ;;
1694         i960-wrs-vxworks5* | i960-wrs-vxworks)
1695                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1696                 tmake_file=i960/t-vxworks960
1697                 use_collect2=yes
1698                 thread_file='vxworks'
1699                 ;;
1700         i960-wrs-vxworks*)
1701                 tm_file="${tm_file} i960/vx960.h"
1702                 tmake_file=i960/t-vxworks960
1703                 use_collect2=yes
1704                 thread_file='vxworks'
1705                 ;;
1706         i960-*-coff*)
1707                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1708                 tmake_file=i960/t-960bare
1709                 use_collect2=yes
1710                 ;;
1711         i960-*-rtems)
1712                 tmake_file="i960/t-960bare t-rtems"
1713                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1714                 use_collect2=yes
1715                 ;;
1716         i960-*-*)                       # Default i960 environment.
1717                 use_collect2=yes
1718                 ;;
1719         m32r-*-elf*)
1720                 extra_parts="crtinit.o crtfini.o"
1721                 ;;
1722         m68000-convergent-sysv*)
1723                 tm_file=m68k/ctix.h
1724                 xm_file="m68k/xm-3b1.h ${xm_file}"
1725                 xm_defines=USG
1726                 use_collect2=yes
1727                 extra_headers=math-68881.h
1728                 ;;
1729         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1730                 tm_file=m68k/hp2bsd.h
1731                 xmake_file=m68k/x-hp2bsd
1732                 use_collect2=yes
1733                 extra_headers=math-68881.h
1734                 ;;
1735         m68000-hp-hpux*)                # HP 9000 series 300
1736                 xm_file="xm_alloca.h ${xm_file}"
1737                 xm_defines="USG NO_SYS_SIGLIST"
1738                 if test x$gas = xyes
1739                 then
1740                         xmake_file=m68k/x-hp320g
1741                         tm_file=m68k/hp310g.h
1742                 else
1743                         xmake_file=m68k/x-hp320
1744                         tm_file=m68k/hp310.h
1745                 fi
1746                 install_headers_dir=install-headers-cpio
1747                 use_collect2=yes
1748                 extra_headers=math-68881.h
1749                 ;;
1750         m68000-sun-sunos3*)
1751                 tm_file=m68k/sun2.h
1752                 use_collect2=yes
1753                 extra_headers=math-68881.h
1754                 ;;
1755         m68000-sun-sunos4*)
1756                 tm_file=m68k/sun2o4.h
1757                 use_collect2=yes
1758                 extra_headers=math-68881.h
1759                 ;;
1760         m68000-att-sysv*)
1761                 xm_file="m68k/xm-3b1.h ${xm_file}"
1762                 xm_defines=USG
1763                 if test x$gas = xyes
1764                 then
1765                         tm_file=m68k/3b1g.h
1766                 else
1767                         tm_file=m68k/3b1.h
1768                 fi
1769                 use_collect2=yes
1770                 extra_headers=math-68881.h
1771                 ;;
1772         m68k-apple-aux*)                # Apple Macintosh running A/UX
1773                 xm_defines="USG AUX"
1774                 tmake_file=m68k/t-aux
1775                 install_headers_dir=install-headers-cpio
1776                 extra_headers=math-68881.h
1777                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1778                 tm_file=
1779                 if test "$gnu_ld" = yes
1780                 then
1781                         tm_file="${tm_file} m68k/auxgld.h"
1782                 else
1783                         tm_file="${tm_file} m68k/auxld.h"
1784                 fi
1785                 if test "$gas" = yes
1786                 then
1787                         tm_file="${tm_file} m68k/auxgas.h"
1788                 else
1789                         tm_file="${tm_file} m68k/auxas.h"
1790                 fi
1791                 tm_file="${tm_file} m68k/a-ux.h"
1792                 float_format=m68k
1793                 ;;
1794         m68k-apollo-*)
1795                 tm_file=m68k/apollo68.h
1796                 xmake_file=m68k/x-apollo68
1797                 use_collect2=yes
1798                 extra_headers=math-68881.h
1799                 float_format=m68k
1800                 ;;
1801         m68k-altos-sysv*)                  # Altos 3068
1802                 if test x$gas = xyes
1803                 then
1804                         tm_file=m68k/altos3068.h
1805                         xm_defines=USG
1806                 else
1807                         echo "The Altos is supported only with the GNU assembler" 1>&2
1808                         exit 1
1809                 fi
1810                 extra_headers=math-68881.h
1811                 ;;
1812         m68k-bull-sysv*)                # Bull DPX/2
1813                 if test x$gas = xyes
1814                 then
1815                         if test x$stabs = xyes
1816                         then
1817                                 tm_file=m68k/dpx2cdbx.h
1818                         else
1819                                 tm_file=m68k/dpx2g.h
1820                         fi
1821                 else
1822                         tm_file=m68k/dpx2.h
1823                 fi
1824                 xm_file="xm-alloca.h ${xm_file}"
1825                 xm_defines=USG
1826                 xmake_file=m68k/x-dpx2
1827                 use_collect2=yes
1828                 extra_headers=math-68881.h
1829                 ;;
1830         m68k-atari-sysv4*)              # Atari variant of V.4.
1831                 tm_file=m68k/atari.h
1832                 xm_file="xm-alloca.h ${xm_file}"
1833                 xm_defines="USG FULL_PROTOTYPES"
1834                 tmake_file=t-svr4
1835                 extra_parts="crtbegin.o crtend.o"
1836                 extra_headers=math-68881.h
1837                 float_format=m68k
1838                 ;;
1839         m68k-motorola-sysv*)
1840                 tm_file=m68k/mot3300.h
1841                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1842                 xm_defines=NO_SYS_SIGLIST
1843                 if test x$gas = xyes
1844                 then
1845                         xmake_file=m68k/x-mot3300-gas
1846                         if test x$gnu_ld = xyes
1847                         then
1848                                 tmake_file=m68k/t-mot3300-gald
1849                         else
1850                                 tmake_file=m68k/t-mot3300-gas
1851                                 use_collect2=yes
1852                         fi
1853                 else
1854                         xmake_file=m68k/x-mot3300
1855                         if test x$gnu_ld = xyes
1856                         then
1857                                 tmake_file=m68k/t-mot3300-gld
1858                         else
1859                                 tmake_file=m68k/t-mot3300
1860                                 use_collect2=yes
1861                         fi
1862                 fi
1863                 gdb_needs_out_file_path=yes
1864                 extra_parts="crt0.o mcrt0.o"
1865                 extra_headers=math-68881.h
1866                 float_format=m68k
1867                 ;;
1868         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1869                 tm_file=m68k/tower-as.h
1870                 xm_defines="USG SVR3"
1871                 xmake_file=m68k/x-tower
1872                 extra_parts="crtbegin.o crtend.o"
1873                 extra_headers=math-68881.h
1874                 ;;
1875         m68k-plexus-sysv*)
1876                 tm_file=m68k/plexus.h
1877                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1878                 xm_defines=USG
1879                 use_collect2=yes
1880                 extra_headers=math-68881.h
1881                 ;;
1882         m68k-tti-*)
1883                 tm_file=m68k/pbb.h
1884                 xm_file="xm-alloca.h ${xm_file}"
1885                 xm_defines=USG
1886                 extra_headers=math-68881.h
1887                 ;;
1888         m68k-crds-unos*)
1889                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1890                 xm_defines="USG unos"
1891                 xmake_file=m68k/x-crds
1892                 tm_file=m68k/crds.h
1893                 use_collect2=yes
1894                 extra_headers=math-68881.h
1895                 ;;
1896         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1897                 tm_file=m68k/amix.h
1898                 xm_file="xm-alloca.h ${xm_file}"
1899                 xm_defines="USG FULL_PROTOTYPES"
1900                 xmake_file=m68k/x-amix
1901                 tmake_file=t-svr4
1902                 extra_parts="crtbegin.o crtend.o"
1903                 extra_headers=math-68881.h
1904                 float_format=m68k
1905                 ;;
1906         m68k-ccur-rtu)
1907                 tm_file=m68k/ccur-GAS.h
1908                 xmake_file=m68k/x-ccur
1909                 extra_headers=math-68881.h
1910                 use_collect2=yes
1911                 float_format=m68k
1912                 ;;
1913         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
1914                 tm_file=m68k/hp3bsd44.h
1915                 xmake_file=m68k/x-hp3bsd44
1916                 use_collect2=yes
1917                 extra_headers=math-68881.h
1918                 float_format=m68k
1919                 ;;
1920         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
1921                 tm_file=m68k/hp3bsd.h
1922                 use_collect2=yes
1923                 extra_headers=math-68881.h
1924                 float_format=m68k
1925                 ;;
1926         m68k-isi-bsd*)
1927                 if test x$with_fp = xno
1928                 then
1929                         tm_file=m68k/isi-nfp.h
1930                 else
1931                         tm_file=m68k/isi.h
1932                         float_format=m68k
1933                 fi
1934                 use_collect2=yes
1935                 extra_headers=math-68881.h
1936                 ;;
1937         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
1938                 xm_file="xm_alloca.h ${xm_file}"
1939                 xm_defines="USG NO_SYS_SIGLIST"
1940                 if test x$gas = xyes
1941                 then
1942                         xmake_file=m68k/x-hp320g
1943                         tm_file=m68k/hp320g.h
1944                 else
1945                         xmake_file=m68k/x-hp320
1946                         tm_file=m68k/hpux7.h
1947                 fi
1948                 install_headers_dir=install-headers-cpio
1949                 use_collect2=yes
1950                 extra_headers=math-68881.h
1951                 float_format=m68k
1952                 ;;
1953         m68k-hp-hpux*)  # HP 9000 series 300
1954                 xm_file="xm_alloca.h ${xm_file}"
1955                 xm_defines="USG NO_SYS_SIGLIST"
1956                 if test x$gas = xyes
1957                 then
1958                         xmake_file=m68k/x-hp320g
1959                         tm_file=m68k/hp320g.h
1960                 else
1961                         xmake_file=m68k/x-hp320
1962                         tm_file=m68k/hp320.h
1963                 fi
1964                 install_headers_dir=install-headers-cpio
1965                 use_collect2=yes
1966                 extra_headers=math-68881.h
1967                 float_format=m68k
1968                 ;;
1969         m68k-sun-mach*)
1970                 tm_file=m68k/sun3mach.h
1971                 use_collect2=yes
1972                 extra_headers=math-68881.h
1973                 float_format=m68k
1974                 ;;
1975         m68k-sony-newsos3*)
1976                 if test x$gas = xyes
1977                 then
1978                         tm_file=m68k/news3gas.h
1979                 else
1980                         tm_file=m68k/news3.h
1981                 fi
1982                 use_collect2=yes
1983                 extra_headers=math-68881.h
1984                 float_format=m68k
1985                 ;;
1986         m68k-sony-bsd* | m68k-sony-newsos*)
1987                 if test x$gas = xyes
1988                 then
1989                         tm_file=m68k/newsgas.h
1990                 else
1991                         tm_file=m68k/news.h
1992                 fi
1993                 use_collect2=yes
1994                 extra_headers=math-68881.h
1995                 float_format=m68k
1996                 ;;
1997         m68k-next-nextstep2*)
1998                 tm_file=m68k/next21.h
1999                 xm_file="m68k/xm-next.h ${xm_file}"
2000                 tmake_file=m68k/t-next
2001                 xmake_file=m68k/x-next
2002                 extra_objs=nextstep.o
2003                 extra_headers=math-68881.h
2004                 use_collect2=yes
2005                 float_format=m68k
2006                 ;;
2007         m68k-next-nextstep3*)
2008                 tm_file=m68k/next.h
2009                 xm_file="m68k/xm-next.h ${xm_file}"
2010                 tmake_file=m68k/t-next
2011                 xmake_file=m68k/x-next
2012                 extra_objs=nextstep.o
2013                 extra_parts="crtbegin.o crtend.o"
2014                 extra_headers=math-68881.h
2015                 float_format=m68k
2016                 if test x$enable_threads = xyes; then
2017                         thread_file='mach'
2018                 fi
2019                 ;;
2020         m68k-sun-sunos3*)
2021                 if test x$with_fp = xno
2022                 then
2023                         tm_file=m68k/sun3n3.h
2024                 else
2025                         tm_file=m68k/sun3o3.h
2026                         float_format=m68k
2027                 fi
2028                 use_collect2=yes
2029                 extra_headers=math-68881.h
2030                 ;;
2031         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2032                 if test x$with_fp = xno
2033                 then
2034                         tm_file=m68k/sun3n.h
2035                 else
2036                         tm_file=m68k/sun3.h
2037                         float_format=m68k
2038                 fi
2039                 use_collect2=yes
2040                 extra_headers=math-68881.h
2041                 ;;
2042         m68k-wrs-vxworks*)
2043                 tm_file=m68k/vxm68k.h
2044                 tmake_file=m68k/t-vxworks68
2045                 extra_headers=math-68881.h
2046                 thread_file='vxworks'
2047                 float_format=m68k
2048                 ;;
2049         m68k-*-aout*)
2050                 tmake_file=m68k/t-m68kbare
2051                 tm_file="m68k/m68k-aout.h libgloss.h"
2052                 extra_headers=math-68881.h
2053                 float_format=m68k
2054                 ;;
2055         m68k-*-coff*)
2056                 tmake_file=m68k/t-m68kbare
2057                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2058                 extra_headers=math-68881.h
2059                 float_format=m68k
2060                 ;;
2061         m68020-*-elf* | m68k-*-elf*)
2062                 tm_file="m68k/m68020-elf.h libgloss.h"
2063                 xm_file=m68k/xm-m68kv.h
2064                 tmake_file=m68k/t-m68kelf
2065                 header_files=math-68881.h
2066                 ;;
2067         m68k-*-lynxos*)
2068                 if test x$gas = xyes
2069                 then
2070                         tm_file=m68k/lynx.h
2071                 else
2072                         tm_file=m68k/lynx-ng.h
2073                 fi
2074                 xm_file=m68k/xm-lynx.h
2075                 xmake_file=x-lynx
2076                 tmake_file=m68k/t-lynx
2077                 extra_headers=math-68881.h
2078                 float_format=m68k
2079                 ;;
2080         m68k*-*-netbsd*)
2081                 tm_file=m68k/netbsd.h
2082                 tmake_file=t-netbsd
2083                 float_format=m68k
2084        use_collect2=yes
2085                 ;;
2086         m68k*-*-openbsd*)
2087                 float_format=m68k
2088                 # we need collect2 until our bug is fixed...
2089                 use_collect2=yes
2090                 ;;
2091         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2092                 xm_file="xm-alloca.h ${xm_file}"
2093                 xm_defines=USG
2094                 xmake_file=m68k/x-m68kv
2095                 extra_parts="crtbegin.o crtend.o"
2096                 extra_headers=math-68881.h
2097                 float_format=m68k
2098                 ;;
2099         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2100                 tm_file=m68k/m68kv4.h
2101                 xm_file="xm-alloca.h ${xm_file}"
2102                 xm_defines=USG
2103                 tmake_file=t-svr4
2104                 extra_parts="crtbegin.o crtend.o"
2105                 extra_headers=math-68881.h
2106                 float_format=m68k
2107                 ;;
2108         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2109                                         # with a.out format
2110                 xmake_file=x-linux
2111                 tm_file=m68k/linux-aout.h
2112                 tmake_file="t-linux-aout m68k/t-linux-aout"
2113                 extra_headers=math-68881.h
2114                 float_format=m68k
2115                 gnu_ld=yes
2116                 ;;
2117         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2118                                         # with ELF format using the
2119                                         # GNU/Linux C library 5
2120                 xmake_file=x-linux
2121                 tm_file=m68k/linux.h
2122                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2123                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2124                 extra_headers=math-68881.h
2125                 float_format=m68k
2126                 gnu_ld=yes
2127                 ;;
2128         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2129                                         # with ELF format using glibc 2
2130                                         # aka the GNU/Linux C library 6.
2131                 xmake_file=x-linux
2132                 tm_file=m68k/linux.h
2133                 tmake_file="t-linux m68k/t-linux"
2134                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2135                 extra_headers=math-68881.h
2136                 float_format=m68k
2137                 gnu_ld=yes
2138                 if test x$enable_threads = xyes; then
2139                         thread_file='posix'
2140                 fi
2141                 ;;
2142         m68k-*-psos*)
2143                 tmake_file=m68k/t-m68kbare
2144                 tm_file=m68k/m68k-psos.h
2145                 extra_headers=math-68881.h
2146                 float_format=m68k
2147                 ;;
2148         m68k-*-rtems*)
2149                 tmake_file="m68k/t-m68kbare t-rtems"
2150                 tm_file=m68k/rtems.h
2151                 extra_headers=math-68881.h
2152                 float_format=m68k
2153                 ;;
2154
2155         m88k-dg-dgux*)
2156                 case $machine in
2157                   m88k-dg-dguxbcs*)
2158                     tm_file=m88k/dguxbcs.h
2159                     tmake_file=m88k/t-dguxbcs
2160                     ;;
2161                   *)
2162                     tm_file=m88k/dgux.h
2163                     tmake_file=m88k/t-dgux
2164                     ;;
2165                 esac
2166                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2167                 xmake_file=m88k/x-dgux
2168                 if test x$gas = xyes
2169                 then
2170                         tmake_file=m88k/t-dgux-gas
2171                 fi
2172                 ;;
2173         m88k-dolphin-sysv3*)
2174                 tm_file=m88k/dolph.h
2175                 extra_parts="crtbegin.o crtend.o"
2176                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2177                 xmake_file=m88k/x-dolph
2178                 if test x$gas = xyes
2179                 then
2180                         tmake_file=m88k/t-m88k-gas
2181                 fi
2182                 ;;
2183         m88k-tektronix-sysv3)
2184                 tm_file=m88k/tekXD88.h
2185                 extra_parts="crtbegin.o crtend.o"
2186                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2187                 xmake_file=m88k/x-tekXD88
2188                 if test x$gas = xyes
2189                 then
2190                         tmake_file=m88k/t-m88k-gas
2191                 fi
2192                 ;;
2193         m88k-*-aout*)
2194                 tm_file=m88k/m88k-aout.h
2195                 ;;
2196         m88k-*-coff*)
2197                 tm_file=m88k/m88k-coff.h
2198                 tmake_file=m88k/t-bug
2199                 ;;
2200         m88k-*-luna*)
2201                 tm_file=m88k/luna.h
2202                 extra_parts="crtbegin.o crtend.o"
2203                 if test x$gas = xyes
2204                 then
2205                         tmake_file=m88k/t-luna-gas
2206                 else
2207                         tmake_file=m88k/t-luna
2208                 fi
2209                 ;;
2210         m88k-*-openbsd*)
2211                 tmake_file="${tmake_file} m88k/t-luna-gas"
2212                 ;;
2213         m88k-*-sysv3*)
2214                 tm_file=m88k/sysv3.h
2215                 extra_parts="crtbegin.o crtend.o"
2216                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2217                 xmake_file=m88k/x-sysv3
2218                 if test x$gas = xyes
2219                 then
2220                         tmake_file=m88k/t-m88k-gas
2221                 fi
2222                 ;;
2223         m88k-*-sysv4*)
2224                 tm_file=m88k/sysv4.h
2225                 extra_parts="crtbegin.o crtend.o"
2226                 xmake_file=m88k/x-sysv4
2227                 tmake_file=m88k/t-sysv4
2228                 ;;
2229         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2230                 if test "x$gnu_ld" = xyes
2231                 then
2232                         tm_file="mips/iris6.h mips/iris6gld.h"
2233                         tmake_file=mips/t-iris6gld
2234                 else
2235                         tm_file=mips/iris6.h
2236                         tmake_file=mips/t-iris6
2237                 fi
2238                 xm_file=mips/xm-iris6.h
2239                 xmake_file=mips/x-iris6
2240 #               if test x$enable_threads = xyes; then
2241 #                       thread_file='irix'
2242 #               fi
2243                 ;;
2244         mips-wrs-vxworks)
2245                 tm_file="mips/elf.h libgloss.h mips/vxworks.h"
2246                 tmake_file=mips/t-ecoff
2247                 gas=yes
2248                 gnu_ld=yes
2249                 extra_parts="crtbegin.o crtend.o"
2250                 thread_file='vxworks'
2251                 ;;
2252         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2253                 tm_file="mips/iris6.h mips/cross64.h"
2254                 xm_defines=USG
2255                 xm_file="mips/xm-iris5.h"
2256                 xmake_file=mips/x-iris
2257                 tmake_file=mips/t-cross64
2258                 # See comment in mips/iris[56].h files.
2259                 use_collect2=yes
2260 #               if test x$enable_threads = xyes; then
2261 #                       thread_file='irix'
2262 #               fi
2263                 ;;
2264         mips-sni-sysv4)
2265                 if test x$gas = xyes
2266                 then
2267                         if test x$stabs = xyes
2268                         then
2269                                 tm_file=mips/iris5gdb.h
2270                         else
2271                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2272                         fi
2273                 else
2274                         tm_file=mips/sni-svr4.h
2275                 fi
2276                 xm_defines=USG
2277                 xmake_file=mips/x-sni-svr4
2278                 tmake_file=mips/t-mips-gas
2279                 if test x$gnu_ld != xyes
2280                 then
2281                         use_collect2=yes
2282                 fi
2283                 ;;
2284         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2285                 if test x$gas = xyes
2286                 then
2287                         tm_file="mips/iris5.h mips/iris5gas.h"
2288                         if test x$stabs = xyes
2289                         then
2290                                 tm_file="${tm_file} dbx.h"
2291                         fi
2292                 else
2293                         tm_file=mips/iris5.h
2294                 fi
2295                 xm_defines=USG
2296                 xm_file="mips/xm-iris5.h"
2297                 xmake_file=mips/x-iris
2298                 # mips-tfile doesn't work yet
2299                 tmake_file=mips/t-mips-gas
2300                 # See comment in mips/iris5.h file.
2301                 use_collect2=yes
2302 #               if test x$enable_threads = xyes; then
2303 #                       thread_file='irix'
2304 #               fi
2305                 ;;
2306         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2307                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2308                 if test x$stabs = xyes; then
2309                         tm_file="${tm_file} dbx.h"
2310                 fi
2311                 xm_defines=USG
2312                 xmake_file=mips/x-iris
2313                 if test x$gas = xyes
2314                 then
2315                         tmake_file=mips/t-mips-gas
2316                 else
2317                         extra_passes="mips-tfile mips-tdump"
2318                 fi
2319                 if test x$gnu_ld != xyes
2320                 then
2321                         use_collect2=yes
2322                 fi
2323 #               if test x$enable_threads = xyes; then
2324 #                       thread_file='irix'
2325 #               fi
2326                 ;;
2327         mips-sgi-irix4*)                # Mostly like a MIPS.
2328                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2329                 if test x$stabs = xyes; then
2330                         tm_file="${tm_file} dbx.h"
2331                 fi
2332                 xm_defines=USG
2333                 xmake_file=mips/x-iris
2334                 if test x$gas = xyes
2335                 then
2336                         tmake_file=mips/t-mips-gas
2337                 else
2338                         extra_passes="mips-tfile mips-tdump"
2339                 fi
2340                 if test x$gnu_ld != xyes
2341                 then
2342                         use_collect2=yes
2343                 fi
2344 #               if test x$enable_threads = xyes; then
2345 #                       thread_file='irix'
2346 #               fi
2347                 ;;
2348         mips-sgi-*)                     # Mostly like a MIPS.
2349                 tm_file="mips/iris3.h ${tm_file}"
2350                 if test x$stabs = xyes; then
2351                         tm_file="${tm_file} dbx.h"
2352                 fi
2353                 xm_defines=USG
2354                 xmake_file=mips/x-iris3
2355                 if test x$gas = xyes
2356                 then
2357                         tmake_file=mips/t-mips-gas
2358                 else
2359                         extra_passes="mips-tfile mips-tdump"
2360                 fi
2361                 if test x$gnu_ld != xyes
2362                 then
2363                         use_collect2=yes
2364                 fi
2365                 ;;
2366         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2367                 tm_file="mips/osfrose.h ${tm_file}"
2368                 xmake_file=mips/x-osfrose
2369                 tmake_file=mips/t-osfrose
2370                 extra_objs=halfpic.o
2371                 use_collect2=yes
2372                 ;;
2373         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2374                 tm_file=mips/dec-osf1.h
2375                 if test x$stabs = xyes; then
2376                         tm_file="${tm_file} dbx.h"
2377                 fi
2378                 xmake_file=mips/x-dec-osf1
2379                 if test x$gas = xyes
2380                 then
2381                         tmake_file=mips/t-mips-gas
2382                 else
2383                         tmake_file=mips/t-ultrix
2384                         extra_passes="mips-tfile mips-tdump"
2385                 fi
2386                 if test x$gnu_ld != xyes
2387                 then
2388                         use_collect2=yes
2389                 fi
2390                 ;;
2391         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2392               tm_file=mips/dec-bsd.h
2393               if test x$gas = xyes
2394               then
2395                         tmake_file=mips/t-mips-gas
2396               else
2397                         tmake_file=mips/t-ultrix
2398                         extra_passes="mips-tfile mips-tdump"
2399               fi
2400               if test x$gnu_ld != xyes
2401               then
2402                         use_collect2=yes
2403               fi
2404               ;;
2405         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2406                 tm_file=mips/netbsd.h
2407                 # On NetBSD, the headers are already okay, except for math.h.
2408                 tmake_file=t-netbsd
2409                 ;;
2410        mips*-*-linux*)                         # Linux MIPS, either endian.
2411                 xmake_file=x-linux
2412                 xm_file="xm-siglist.h ${xm_file}"
2413                case $machine in
2414                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2415                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2416                esac
2417                 extra_parts="crtbegin.o crtend.o"
2418                 gnu_ld=yes
2419                 gas=yes
2420                 ;;
2421         mips*el-*-openbsd*)     # mips little endian
2422                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2423                 tm_file=mips/openbsd.h
2424                 ;;
2425         mips*-*-openbsd*)               # mips big endian
2426                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2427                 tm_file=mips/openbsd-be.h
2428                 ;;
2429         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2430                 tm_file="mips/news4.h ${tm_file}"
2431                 if test x$stabs = xyes; then
2432                         tm_file="${tm_file} dbx.h"
2433                 fi
2434                 if test x$gas = xyes
2435                 then
2436                         tmake_file=mips/t-mips-gas
2437                 else
2438                         extra_passes="mips-tfile mips-tdump"
2439                 fi
2440                 if test x$gnu_ld != xyes
2441                 then
2442                         use_collect2=yes
2443                 fi
2444                 xmake_file=mips/x-sony
2445                 ;;
2446         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2447                                         # That is based on svr4.
2448                 # t-svr4 is not right because this system doesn't use ELF.
2449                 tm_file="mips/news5.h ${tm_file}"
2450                 if test x$stabs = xyes; then
2451                         tm_file="${tm_file} dbx.h"
2452                 fi
2453                 xm_file="xm-siglist.h ${xm_file}"
2454                 xm_defines=USG
2455                 if test x$gas = xyes
2456                 then
2457                         tmake_file=mips/t-mips-gas
2458                 else
2459                         extra_passes="mips-tfile mips-tdump"
2460                 fi
2461                 if test x$gnu_ld != xyes
2462                 then
2463                         use_collect2=yes
2464                 fi
2465                 ;;
2466         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2467                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2468                 if test x$stabs = xyes; then
2469                         tm_file="${tm_file} dbx.h"
2470                 fi
2471                 xm_file="xm-siglist.h ${xm_file}"
2472                 xm_defines=USG
2473                 xmake_file=mips/x-sysv
2474                 if test x$gas = xyes
2475                 then
2476                         tmake_file=mips/t-mips-gas
2477                         extra_parts="crtbegin.o crtend.o"
2478                 else
2479                         tmake_file=mips/t-mips
2480                         extra_passes="mips-tfile mips-tdump"
2481                 fi
2482                 if test x$gnu_ld != xyes
2483                 then
2484                         use_collect2=yes
2485                 fi
2486                 ;;
2487         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2488                 tm_file="mips/ultrix.h ${tm_file}"
2489                 if test x$stabs = xyes; then
2490                         tm_file="${tm_file} dbx.h"
2491                 fi
2492                 xmake_file=mips/x-ultrix
2493                 if test x$gas = xyes
2494                 then
2495                         tmake_file=mips/t-mips-gas
2496                 else
2497                         tmake_file=mips/t-ultrix
2498                         extra_passes="mips-tfile mips-tdump"
2499                 fi
2500                 if test x$gnu_ld != xyes
2501                 then
2502                         use_collect2=yes
2503                 fi
2504                 ;;
2505 changequote(,)dnl
2506         mips-*-riscos[56789]bsd*)
2507 changequote([,])dnl
2508                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2509                 if test x$stabs = xyes; then
2510                         tm_file="${tm_file} dbx.h"
2511                 fi
2512                 if test x$gas = xyes
2513                 then
2514                         tmake_file=mips/t-bsd-gas
2515                 else
2516                         tmake_file=mips/t-bsd
2517                         extra_passes="mips-tfile mips-tdump"
2518                 fi
2519                 if test x$gnu_ld != xyes
2520                 then
2521                         use_collect2=yes
2522                 fi
2523                 ;;
2524 changequote(,)dnl
2525         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2526 changequote([,])dnl
2527                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2528                 if test x$stabs = xyes; then
2529                         tm_file="${tm_file} dbx.h"
2530                 fi
2531                 if test x$gas = xyes
2532                 then
2533                         tmake_file=mips/t-bsd-gas
2534                 else
2535                         tmake_file=mips/t-bsd
2536                         extra_passes="mips-tfile mips-tdump"
2537                 fi
2538                 if test x$gnu_ld != xyes
2539                 then
2540                         use_collect2=yes
2541                 fi
2542                 ;;
2543 changequote(,)dnl
2544         mips-*-riscos[56789]sysv4*)
2545 changequote([,])dnl
2546                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2547                 if test x$stabs = xyes; then
2548                         tm_file="${tm_file} dbx.h"
2549                 fi
2550                 xm_file="xm-siglist.h ${xm_file}"
2551                 xmake_file=mips/x-sysv
2552                 if test x$gas = xyes
2553                 then
2554                         tmake_file=mips/t-svr4-gas
2555                 else
2556                         tmake_file=mips/t-svr4
2557                         extra_passes="mips-tfile mips-tdump"
2558                 fi
2559                 if test x$gnu_ld != xyes
2560                 then
2561                         use_collect2=yes
2562                 fi
2563                 ;;
2564 changequote(,)dnl
2565         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2566 changequote([,])dnl
2567                 tm_file="mips/svr4-4.h ${tm_file}"
2568                 if test x$stabs = xyes; then
2569                         tm_file="${tm_file} dbx.h"
2570                 fi
2571                 xm_defines=USG
2572                 xmake_file=mips/x-sysv
2573                 if test x$gas = xyes
2574                 then
2575                         tmake_file=mips/t-svr4-gas
2576                 else
2577                         tmake_file=mips/t-svr4
2578                         extra_passes="mips-tfile mips-tdump"
2579                 fi
2580                 if test x$gnu_ld != xyes
2581                 then
2582                         use_collect2=yes
2583                 fi
2584                 ;;
2585 changequote(,)dnl
2586         mips-*-riscos[56789]sysv*)
2587 changequote([,])dnl
2588                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2589                 if test x$stabs = xyes; then
2590                         tm_file="${tm_file} dbx.h"
2591                 fi
2592                 xm_defines=USG
2593                 xmake_file=mips/x-sysv
2594                 if test x$gas = xyes
2595                 then
2596                         tmake_file=mips/t-svr3-gas
2597                 else
2598                         tmake_file=mips/t-svr3
2599                         extra_passes="mips-tfile mips-tdump"
2600                 fi
2601                 if test x$gnu_ld != xyes
2602                 then
2603                         use_collect2=yes
2604                 fi
2605                 ;;
2606         mips-*-sysv* | mips-*-riscos*sysv*)
2607                 tm_file="mips/svr3-4.h ${tm_file}"
2608                 if test x$stabs = xyes; then
2609                         tm_file="${tm_file} dbx.h"
2610                 fi
2611                 xm_defines=USG
2612                 xmake_file=mips/x-sysv
2613                 if test x$gas = xyes
2614                 then
2615                         tmake_file=mips/t-svr3-gas
2616                 else
2617                         tmake_file=mips/t-svr3
2618                         extra_passes="mips-tfile mips-tdump"
2619                 fi
2620                 if test x$gnu_ld != xyes
2621                 then
2622                         use_collect2=yes
2623                 fi
2624                 ;;
2625 changequote(,)dnl
2626         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2627 changequote([,])dnl
2628                 tm_file=mips/mips-5.h
2629                 if test x$stabs = xyes; then
2630                         tm_file="${tm_file} dbx.h"
2631                 fi
2632                 if test x$gas = xyes
2633                 then
2634                         tmake_file=mips/t-mips-gas
2635                 else
2636                         extra_passes="mips-tfile mips-tdump"
2637                 fi
2638                 if test x$gnu_ld != xyes
2639                 then
2640                         use_collect2=yes
2641                 fi
2642                 ;;
2643         mips-*-gnu*)
2644                 ;;
2645         mipsel-*-ecoff*)
2646                 tm_file=mips/ecoffl.h
2647                 if test x$stabs = xyes; then
2648                         tm_file="${tm_file} dbx.h"
2649                 fi
2650                 tmake_file=mips/t-ecoff
2651                 ;;
2652         mips-*-ecoff*)
2653                 tm_file="gofast.h mips/ecoff.h"
2654                 if test x$stabs = xyes; then
2655                         tm_file="${tm_file} dbx.h"
2656                 fi
2657                 tmake_file=mips/t-ecoff
2658                 ;;
2659         mipsel-*-elf*)
2660                 tm_file="mips/elfl.h libgloss.h"
2661                 tmake_file=mips/t-elf
2662                 ;;
2663         mips-*-elf*)
2664                 tm_file="mips/elf.h"
2665                 tmake_file=mips/t-elf
2666                 ;;
2667         mips64el-*-elf*)
2668                 tm_file="mips/elfl64.h"
2669                 tmake_file=mips/t-elf
2670                 ;;
2671         mips64orionel-*-elf*)
2672                 tm_file="mips/elforion.h mips/elfl64.h libgloss.h"
2673                 tmake_file=mips/t-elf
2674                 ;;
2675         mips64-*-elf*)
2676                 tm_file="mips/elf64.h"
2677                 tmake_file=mips/t-elf
2678                 ;;
2679         mips64orion-*-elf*)
2680                 tm_file="mips/elforion.h mips/elf64.h libgloss.h"
2681                 tmake_file=mips/t-elf
2682                 ;;
2683         mips64orion-*-rtems*)
2684                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2685                 tmake_file="mips/t-ecoff t-rtems"
2686                 ;;
2687         mipstx39el-*-elf*)
2688                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2689                 tmake_file=mips/t-r3900
2690                 ;;
2691         mipstx39-*-elf*)
2692                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2693                 tmake_file=mips/t-r3900
2694                 ;;
2695         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2696                 if test x$stabs = xyes; then
2697                         tm_file="${tm_file} dbx.h"
2698                 fi
2699                 if test x$gas = xyes
2700                 then
2701                         tmake_file=mips/t-mips-gas
2702                 else
2703                         extra_passes="mips-tfile mips-tdump"
2704                 fi
2705                 if test x$gnu_ld != xyes
2706                 then
2707                         use_collect2=yes
2708                 fi
2709                 ;;
2710         mn10200-*-*)
2711                 cpu_type=mn10200
2712                 tm_file="mn10200/mn10200.h"
2713                 if test x$stabs = xyes
2714                 then
2715                         tm_file="${tm_file} dbx.h"
2716                 fi
2717                 use_collect2=no
2718                 ;;
2719         mn10300-*-*)
2720                 cpu_type=mn10300
2721                 tm_file="mn10300/mn10300.h"
2722                 if test x$stabs = xyes
2723                 then
2724                         tm_file="${tm_file} dbx.h"
2725                 fi
2726                 use_collect2=no
2727                 ;;
2728         ns32k-encore-bsd*)
2729                 tm_file=ns32k/encore.h
2730                 use_collect2=yes
2731                 ;;
2732         ns32k-sequent-bsd*)
2733                 tm_file=ns32k/sequent.h
2734                 use_collect2=yes
2735                 ;;
2736         ns32k-tek6100-bsd*)
2737                 tm_file=ns32k/tek6100.h
2738                 use_collect2=yes
2739                 ;;
2740         ns32k-tek6200-bsd*)
2741                 tm_file=ns32k/tek6200.h
2742                 use_collect2=yes
2743                 ;;
2744 # This has not been updated to GCC 2.
2745 #       ns32k-ns-genix*)
2746 #               xm_defines=USG
2747 #               xmake_file=ns32k/x-genix
2748 #               tm_file=ns32k/genix.h
2749 #               use_collect2=yes
2750 #               ;;
2751         ns32k-merlin-*)
2752                 tm_file=ns32k/merlin.h
2753                 use_collect2=yes
2754                 ;;
2755         ns32k-pc532-mach*)
2756                 tm_file=ns32k/pc532-mach.h
2757                 use_collect2=yes
2758                 ;;
2759         ns32k-pc532-minix*)
2760                 tm_file=ns32k/pc532-min.h
2761                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2762                 xm_defines=USG
2763                 use_collect2=yes
2764                 ;;
2765         ns32k-*-netbsd*)
2766                 tm_file=ns32k/netbsd.h
2767                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2768                 # On NetBSD, the headers are already okay, except for math.h.
2769                 tmake_file=t-netbsd
2770        use_collect2=yes
2771                 ;;
2772         pdp11-*-bsd)
2773                 tm_file="${tm_file} pdp11/2bsd.h"
2774                 ;;
2775         pdp11-*-*)
2776                 ;;
2777         ns32k-*-openbsd*)
2778                 # Nothing special
2779                 ;;
2780         pyramid-*-*)
2781                 cpu_type=pyr
2782                 xmake_file=pyr/x-pyr
2783                 use_collect2=yes
2784                 ;;
2785         romp-*-aos*)
2786                 use_collect2=yes
2787                 ;;
2788         romp-*-mach*)
2789                 xmake_file=romp/x-mach
2790                 use_collect2=yes
2791                 ;;
2792         romp-*-openbsd*)
2793                 # Nothing special
2794                 ;;
2795         powerpc-*-openbsd*)
2796                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2797                 ;;
2798         powerpc-*-beos*)
2799                 cpu_type=rs6000
2800                 tm_file=rs6000/beos.h
2801                 xm_file=rs6000/xm-beos.h
2802                 tmake_file=rs6000/t-beos
2803                 xmake_file=rs6000/x-beos
2804                 ;;
2805         powerpc-*-sysv* | powerpc-*-elf*)
2806                 tm_file=rs6000/sysv4.h
2807                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2808                 xm_defines="USG POSIX"
2809                 extra_headers=ppc-asm.h
2810                 if test x$gas = xyes
2811                 then
2812                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2813                 else
2814                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2815                 fi
2816                 xmake_file=rs6000/x-sysv4
2817                 ;;
2818         powerpc-*-eabiaix*)
2819                 tm_file=rs6000/eabiaix.h
2820                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2821                 extra_headers=ppc-asm.h
2822                 ;;
2823         powerpc-*-eabisim*)
2824                 tm_file=rs6000/eabisim.h
2825                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2826                 extra_headers=ppc-asm.h
2827                 ;;
2828         powerpc-*-eabi*)
2829                 tm_file=rs6000/eabi.h
2830                 if test x$gas = xyes
2831                 then
2832                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2833                 else
2834                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2835                 fi
2836                 extra_headers=ppc-asm.h
2837                 ;;
2838         powerpc-*-rtems*)
2839                 tm_file=rs6000/rtems.h
2840                 if test x$gas = xyes
2841                 then
2842                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2843                 else
2844                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2845                 fi
2846                 extra_headers=ppc-asm.h
2847                 ;;
2848         powerpc-*-linux-gnulibc1)
2849                 tm_file=rs6000/linux.h
2850                 xm_file=rs6000/xm-sysv4.h
2851                 out_file=rs6000/rs6000.c
2852                 if test x$gas = xyes
2853                 then
2854                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2855                 else
2856                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2857                 fi
2858                 xmake_file=x-linux
2859                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2860                 extra_headers=ppc-asm.h
2861                 if test x$enable_threads = xyes; then
2862                         thread_file='posix'
2863                 fi
2864                 ;;
2865         powerpc-*-linux-gnu*)
2866                 tm_file=rs6000/linux.h
2867                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2868                 xm_defines="USG ${xm_defines}"
2869                 out_file=rs6000/rs6000.c
2870                 if test x$gas = xyes
2871                 then
2872                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2873                 else
2874                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2875                 fi
2876                 xmake_file=x-linux
2877                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2878                 extra_headers=ppc-asm.h
2879                 if test x$enable_threads = xyes; then
2880                         thread_file='posix'
2881                 fi
2882                 ;;
2883         powerpc-wrs-vxworks*)
2884                 cpu_type=rs6000
2885                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2886                 xm_defines="USG POSIX"
2887                 tm_file=rs6000/vxppc.h
2888                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2889                 extra_headers=ppc-asm.h
2890                 thread_file='vxworks'
2891                 ;;
2892         powerpcle-*-sysv* | powerpcle-*-elf*)
2893                 tm_file=rs6000/sysv4le.h
2894                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2895                 xm_defines="USG POSIX"
2896                 if test x$gas = xyes
2897                 then
2898                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2899                 else
2900                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2901                 fi
2902                 xmake_file=rs6000/x-sysv4
2903                 extra_headers=ppc-asm.h
2904                 ;;
2905         powerpcle-*-eabisim*)
2906                 tm_file=rs6000/eabilesim.h
2907                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2908                 extra_headers=ppc-asm.h
2909                 ;;
2910         powerpcle-*-eabi*)
2911                 tm_file=rs6000/eabile.h
2912                 if test x$gas = xyes
2913                 then
2914                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2915                 else
2916                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2917                 fi
2918                 extra_headers=ppc-asm.h
2919                 ;;
2920         powerpcle-*-winnt* )
2921                 tm_file=rs6000/win-nt.h
2922                 tmake_file=rs6000/t-winnt
2923 #               extra_objs=pe.o
2924                 if test x$enable_threads = xyes; then
2925                         thread_file='win32'
2926                 fi
2927                 extra_headers=ppc-asm.h
2928                 ;;
2929         powerpcle-*-pe | powerpcle-*-cygwin*)
2930                 tm_file=rs6000/cygwin.h
2931                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
2932                 tmake_file=rs6000/t-winnt
2933                 xmake_file=rs6000/x-cygwin
2934 #               extra_objs=pe.o
2935                 if test x$enable_threads = xyes; then
2936                         thread_file='win32'
2937                 fi
2938                 exeext=.exe
2939                 extra_headers=ppc-asm.h
2940                 ;;
2941         powerpcle-*-solaris2*)
2942                 tm_file=rs6000/sol2.h
2943                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2944                 xm_defines="USG POSIX"
2945                 if test x$gas = xyes
2946                 then
2947                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2948                 else
2949                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2950                 fi
2951                 xmake_file=rs6000/x-sysv4
2952                 extra_headers=ppc-asm.h
2953                 ;;
2954 changequote(,)dnl
2955         rs6000-ibm-aix3.[01]*)
2956 changequote([,])dnl
2957                 tm_file=rs6000/aix31.h
2958                 xmake_file=rs6000/x-aix31
2959                 float_format=none
2960                 use_collect2=yes
2961                 ;;
2962 changequote(,)dnl
2963         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
2964 changequote([,])dnl
2965                 tm_file=rs6000/aix3newas.h
2966                 if test x$host != x$target
2967                 then
2968                         tmake_file=rs6000/t-xnewas
2969                 else
2970                         tmake_file=rs6000/t-newas
2971                 fi
2972                 float_format=none
2973                 use_collect2=yes
2974                 ;;
2975 changequote(,)dnl
2976         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
2977 changequote([,])dnl
2978                 tm_file=rs6000/aix41.h
2979                 if test x$host != x$target
2980                 then
2981                         tmake_file=rs6000/t-xnewas
2982                 else
2983                         tmake_file=rs6000/t-newas
2984                 fi
2985                 if test "$gnu_ld" = yes
2986                 then
2987                         xmake_file=rs6000/x-aix41-gld
2988                 else
2989                         xmake_file=rs6000/x-aix41
2990                 fi
2991                 float_format=none
2992                 use_collect2=yes
2993                 ;;
2994 changequote(,)dnl
2995         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
2996 changequote([,])dnl
2997                 tm_file=rs6000/aix43.h
2998                 if test x$host != x$target
2999                 then
3000                         tmake_file=rs6000/t-xaix43
3001                 else
3002                         tmake_file=rs6000/t-aix43
3003                 fi
3004                 xmake_file=rs6000/x-aix43
3005                 float_format=none
3006                 use_collect2=yes
3007                 ;;
3008 changequote(,)dnl
3009         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3010 changequote([,])dnl
3011                 tm_file=rs6000/aix43.h
3012                 if test x$host != x$target
3013                 then
3014                         tmake_file=rs6000/t-xaix43
3015                 else
3016                         tmake_file=rs6000/t-aix43
3017                 fi
3018                 xmake_file=rs6000/x-aix43
3019                 float_format=none
3020                 use_collect2=yes
3021                 ;;
3022         rs6000-ibm-aix*)
3023                 float_format=none
3024                 use_collect2=yes
3025                 ;;
3026         rs6000-bull-bosx)
3027                 float_format=none
3028                 use_collect2=yes
3029                 ;;
3030         rs6000-*-mach*)
3031                 tm_file=rs6000/mach.h
3032                 xm_file="${xm_file} rs6000/xm-mach.h"
3033                 xmake_file=rs6000/x-mach
3034                 use_collect2=yes
3035                 ;;
3036         rs6000-*-lynxos*)
3037                 tm_file=rs6000/lynx.h
3038                 xm_file=rs6000/xm-lynx.h
3039                 tmake_file=rs6000/t-rs6000
3040                 xmake_file=rs6000/x-lynx
3041                 use_collect2=yes
3042                 ;;
3043         sh-*-elf*)
3044                 tm_file=sh/elf.h
3045                 float_format=sh
3046                 ;;
3047         sh-*-rtemself*)
3048                 tmake_file="sh/t-sh t-rtems"
3049                 tm_file=sh/rtemself.h
3050                 float_format=sh
3051                 ;;
3052         sh-*-rtems*)
3053                 tmake_file="sh/t-sh t-rtems"
3054                 tm_file=sh/rtems.h
3055                 float_format=sh
3056                 ;;
3057         sh-*-*)
3058                 float_format=sh
3059                 ;;
3060         sparc-tti-*)
3061                 tm_file=sparc/pbd.h
3062                 xm_file="xm-alloca.h ${xm_file}"
3063                 xm_defines=USG
3064                 ;;
3065         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3066                 tm_file=sparc/vxsparc.h
3067                 tmake_file=sparc/t-vxsparc
3068                 use_collect2=yes
3069                 thread_file='vxworks'
3070                 ;;
3071         sparc-*-aout*)
3072                 tmake_file=sparc/t-sparcbare
3073                 tm_file="sparc/aout.h libgloss.h"
3074                 ;;
3075         sparc-*-netbsd*)
3076                 tm_file=sparc/netbsd.h
3077                 tmake_file=t-netbsd
3078        use_collect2=yes
3079                 ;;
3080         sparc-*-openbsd*)
3081                 # we need collect2 until our bug is fixed...
3082                 use_collect2=yes
3083                 ;;
3084         sparc-*-bsd*)
3085                 tm_file=sparc/bsd.h
3086                 ;;
3087         sparc-*-elf*)
3088                 tm_file=sparc/elf.h
3089                 tmake_file=sparc/t-elf
3090                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3091                 #float_format=i128
3092                 float_format=i64
3093                 ;;
3094         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3095                 xm_file="${xm_file} sparc/xm-linux.h"
3096                 tm_file=sparc/linux-aout.h
3097                 xmake_file=x-linux
3098                 gnu_ld=yes
3099                 ;;
3100         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3101                 xm_file="${xm_file} sparc/xm-linux.h"
3102                 xmake_file=x-linux
3103                 tm_file=sparc/linux.h
3104                 tmake_file="t-linux t-linux-gnulibc1"
3105                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3106                 gnu_ld=yes
3107                 ;;
3108         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3109                 xm_file="${xm_file} sparc/xm-linux.h"
3110                 xmake_file=x-linux
3111                 tm_file=sparc/linux.h
3112                 tmake_file="t-linux"
3113                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3114                 gnu_ld=yes
3115                 if test x$enable_threads = xyes; then
3116                         thread_file='posix'
3117                 fi
3118                 ;;
3119         sparc-*-lynxos*)
3120                 if test x$gas = xyes
3121                 then
3122                         tm_file=sparc/lynx.h
3123                 else
3124                         tm_file=sparc/lynx-ng.h
3125                 fi
3126                 xm_file=sparc/xm-lynx.h
3127                 tmake_file=sparc/t-sunos41
3128                 xmake_file=x-lynx
3129                 ;;
3130         sparc-*-rtems*)
3131                 tmake_file="sparc/t-sparcbare t-rtems"
3132                 tm_file=sparc/rtems.h
3133                 ;;
3134         sparcv9-*-solaris2*)
3135                 tm_file=sparc/sol2-sld-64.h
3136                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3137                 xm_defines="USG POSIX"
3138                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3139                 xmake_file=sparc/x-sysv4
3140                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3141                 float_format=none
3142                 if test x${enable_threads} = x ; then
3143                     enable_threads=$have_pthread_h
3144                     if test x${enable_threads} = x ; then
3145                         enable_threads=$have_thread_h
3146                     fi
3147                 fi
3148                 if test x${enable_threads} = xyes ; then
3149                     if test x${have_pthread_h} = xyes ; then
3150                         thread_file='posix'
3151                     else
3152                         thread_file='solaris'
3153                     fi
3154                 fi
3155                 ;;
3156         sparc-hal-solaris2*)
3157                 xm_file=sparc/xm-sol2.h
3158                 tm_file="sparc/sol2.h sparc/hal.h"
3159                 tmake_file="sparc/t-halos sparc/t-sol2"
3160                 xmake_file=sparc/x-sysv4
3161                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3162                 broken_install=yes
3163                 ;;
3164         sparc-*-solaris2*)
3165                 if test x$gnu_ld = xyes
3166                 then
3167                         tm_file=sparc/sol2.h
3168                 else
3169                         tm_file=sparc/sol2-sld.h
3170                 fi
3171                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3172                 xm_defines="USG POSIX"
3173                 tmake_file=sparc/t-sol2
3174                 xmake_file=sparc/x-sysv4
3175                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3176                 case $machine in
3177 changequote(,)dnl
3178                 *-*-solaris2.[0-4])
3179 changequote([,])dnl
3180                         float_format=i128
3181                         ;;
3182                 *)
3183                         float_format=none
3184                         ;;
3185                 esac
3186                 if test x${enable_threads} = x; then
3187                     enable_threads=$have_pthread_h
3188                     if test x${enable_threads} = x; then
3189                         enable_threads=$have_thread_h
3190                     fi
3191                 fi
3192                 if test x${enable_threads} = xyes; then
3193                     if test x${have_pthread_h} = xyes; then
3194                         thread_file='posix'
3195                     else
3196                         thread_file='solaris'
3197                     fi
3198                 fi
3199                 ;;
3200         sparc-*-sunos4.0*)
3201                 tm_file=sparc/sunos4.h
3202                 tmake_file=sparc/t-sunos40
3203                 use_collect2=yes
3204                 ;;
3205         sparc-*-sunos4*)
3206                 tm_file=sparc/sunos4.h
3207                 tmake_file=sparc/t-sunos41
3208                 use_collect2=yes
3209                 if test x$gas = xyes; then
3210                         tm_file="${tm_file} sparc/sun4gas.h"
3211                 fi
3212                 ;;
3213         sparc-*-sunos3*)
3214                 tm_file=sparc/sun4o3.h
3215                 use_collect2=yes
3216                 ;;
3217         sparc-*-sysv4*)
3218                 tm_file=sparc/sysv4.h
3219                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3220                 xm_defines="USG POSIX"
3221                 tmake_file=t-svr4
3222                 xmake_file=sparc/x-sysv4
3223                 extra_parts="crtbegin.o crtend.o"
3224                 ;;
3225         sparc-*-vxsim*)
3226                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3227                 xm_defines="USG POSIX"
3228                 tm_file=sparc/vxsim.h
3229                 tmake_file=sparc/t-vxsparc
3230                 xmake_file=sparc/x-sysv4
3231                 ;;
3232         sparclet-*-aout*)
3233                 tm_file="sparc/splet.h libgloss.h"
3234                 tmake_file=sparc/t-splet
3235                 ;;
3236         sparclite-*-coff*)
3237                 tm_file="sparc/litecoff.h libgloss.h"
3238                 tmake_file=sparc/t-sparclite
3239                 ;;
3240         sparclite-*-aout*)
3241                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3242                 tmake_file=sparc/t-sparclite
3243                 ;;
3244         sparc64-*-aout*)
3245                 tmake_file=sparc/t-sp64
3246                 tm_file=sparc/sp64-aout.h
3247                 ;;
3248         sparc64-*-elf*)
3249                 tmake_file=sparc/t-sp64
3250                 tm_file=sparc/sp64-elf.h
3251                 extra_parts="crtbegin.o crtend.o"
3252                 ;;
3253         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3254                 tmake_file="t-linux sparc/t-linux64"
3255                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3256                 tm_file=sparc/linux64.h
3257                 xmake_file=x-linux
3258                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3259                 gnu_ld=yes
3260                 ;;
3261 # This hasn't been upgraded to GCC 2.
3262 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3263 #               tm_file=tahoe/harris.h
3264 #               ;;
3265 #       tahoe-*-bsd*)                   # tahoe running BSD
3266 #               ;;
3267         thumb-*-coff* | thumbel-*-coff*)
3268                 tm_file=arm/tcoff.h
3269                 out_file=arm/thumb.c
3270                 xm_file=arm/xm-thumb.h
3271                 md_file=arm/thumb.md
3272                 tmake_file=arm/t-thumb
3273                 ;;
3274         thumb-*-elf* | thumbel-*-elf*)
3275                 tm_file=arm/telf.h
3276                 out_file=arm/thumb.c
3277                 xm_file=arm/xm-thumb.h
3278                 md_file=arm/thumb.md
3279                 tmake_file=arm/t-thumb-elf
3280                 ;;
3281         thumb-wrs-vxworks)
3282                 tm_file=arm/tcoff.h
3283                 out_file=arm/thumb.c
3284                 xm_file=arm/xm-thumb.h
3285                 md_file=arm/thumb.md
3286                 tmake_file=arm/t-thumb
3287                 thread_file='vxworks'
3288                 ;;
3289         thumb-*-pe)
3290                 tm_file=arm/tpe.h
3291                 out_file=arm/thumb.c
3292                 xm_file=arm/xm-thumb.h
3293                 md_file=arm/thumb.md
3294                 tmake_file=arm/t-pe-thumb
3295                 extra_objs=pe.o
3296                 ;;
3297 # This hasn't been upgraded to GCC 2.
3298 #       tron-*-*)
3299 #               cpu_type=gmicro
3300 #               use_collect2=yes
3301 #               ;;
3302         v850-*-*)
3303                 cpu_type=v850
3304                 tm_file="v850/v850.h"
3305                 xm_file="v850/xm-v850.h"
3306                 tmake_file=v850/t-v850
3307                 if test x$stabs = xyes
3308                 then
3309                         tm_file="${tm_file} dbx.h"
3310                 fi
3311                 use_collect2=no
3312                 ;;
3313         vax-*-bsd*)                     # vaxen running BSD
3314                 use_collect2=yes
3315                 float_format=vax
3316                 ;;
3317         vax-*-sysv*)                    # vaxen running system V
3318                 tm_file="${tm_file} vax/vaxv.h"
3319                 xm_defines=USG
3320                 float_format=vax
3321                 ;;
3322         vax-*-netbsd*)
3323                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3324                 tmake_file=t-netbsd
3325                 float_format=vax
3326        use_collect2=yes
3327                 ;;
3328         vax-*-openbsd*)
3329                 tmake_file="${tmake_file} vax/t-openbsd"
3330                 ;;
3331         vax-*-ultrix*)                  # vaxen running ultrix
3332                 tm_file="${tm_file} vax/ultrix.h"
3333                 use_collect2=yes
3334                 float_format=vax
3335                 ;;
3336         vax-*-vms*)                     # vaxen running VMS
3337                 xm_file=vax/xm-vms.h
3338                 tm_file=vax/vms.h
3339                 float_format=vax
3340                 ;;
3341         vax-*-*)                        # vax default entry
3342                 float_format=vax
3343                 ;;
3344         we32k-att-sysv*)
3345                 xm_file="${xm_file} xm-svr3"
3346                 use_collect2=yes
3347                 ;;
3348         *)
3349                 echo "Configuration $machine not supported" 1>&2
3350                 exit 1
3351                 ;;
3352         esac
3353
3354         case $machine in
3355         *-*-linux-gnu*)
3356                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3357         *-*-gnu*)
3358                 # On the GNU system, the setup is just about the same on
3359                 # each different CPU.  The specific machines that GNU
3360                 # supports are matched above and just set $cpu_type.
3361                 xm_file="xm-gnu.h ${xm_file}"
3362                 tm_file=${cpu_type}/gnu.h
3363                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3364                 # GNU always uses ELF.
3365                 elf=yes
3366                 # GNU tools are the only tools.
3367                 gnu_ld=yes
3368                 gas=yes
3369                 xmake_file=x-linux      # These details are the same as Linux.
3370                 tmake_file=t-gnu        # These are not.
3371                 ;;
3372         *-*-sysv4*)
3373                 xmake_try_sysv=x-sysv
3374                 install_headers_dir=install-headers-cpio
3375                 ;;
3376         *-*-sysv*)
3377                 install_headers_dir=install-headers-cpio
3378                 ;;
3379         esac
3380
3381         # Distinguish i[34567]86
3382         # Also, do not run mips-tfile on MIPS if using gas.
3383         # Process --with-cpu= for PowerPC/rs6000
3384         target_cpu_default2=
3385         case $machine in
3386         i486-*-*)
3387                 target_cpu_default2=1
3388                 ;;
3389         i586-*-*)
3390                 case $target_alias in
3391                         k6-*)
3392                                 target_cpu_default2=4
3393                                 ;;
3394                         *)
3395                                 target_cpu_default2=2
3396                                 ;;
3397                 esac
3398                 ;;
3399         i686-*-* | i786-*-*)
3400                 target_cpu_default2=3
3401                 ;;
3402         alpha*-*-*)
3403                 case $machine in
3404                         alphaev6*)
3405                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3406                                 ;;
3407                         alphapca56*)
3408                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3409                                 ;;
3410                         alphaev56*)
3411                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3412                                 ;;
3413                         alphaev5*)
3414                                 target_cpu_default2="MASK_CPU_EV5"
3415                                 ;;
3416                 esac
3417
3418                 if test x$gas = xyes
3419                 then
3420                         if test "$target_cpu_default2" = ""
3421                         then
3422                                 target_cpu_default2="MASK_GAS"
3423                         else
3424                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3425                         fi
3426                 fi
3427                 ;;
3428         arm*-*-*)
3429                 case "x$with_cpu" in
3430                         x)
3431                                 # The most generic
3432                                 target_cpu_default2="TARGET_CPU_generic"
3433                                 ;;
3434
3435                         # Distinguish cores, and major variants
3436                         # arm7m doesn't exist, but D & I don't affect code
3437                         xarm[23678] | xarm250 | xarm[67][01]0 \
3438                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3439                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3440                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3441                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3442                                 ;;
3443
3444                         xyes | xno)
3445                                 echo "--with-cpu must be passed a value" 1>&2
3446                                 exit 1
3447                                 ;;
3448
3449                         *)
3450                                 if test x$pass2done = xyes
3451                                 then
3452                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3453                                         exit 1
3454                                 fi
3455                                 ;;
3456                 esac
3457                 ;;
3458
3459         mips*-*-ecoff* | mips*-*-elf*)
3460                 if test x$gas = xyes
3461                 then
3462                         if test x$gnu_ld = xyes
3463                         then
3464                                 target_cpu_default2=20
3465                         else
3466                                 target_cpu_default2=16
3467                         fi
3468                 fi
3469                 ;;
3470         mips*-*-*)
3471                 if test x$gas = xyes
3472                 then
3473                         target_cpu_default2=16
3474                 fi
3475                 ;;
3476         powerpc*-*-* | rs6000-*-*)
3477                 case "x$with_cpu" in
3478                         x)
3479                                 ;;
3480
3481                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3482                           | xrios1 | xrios2 | xrsc | xrsc1 \
3483                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3484                           | xec603e | x740 | x750 | x401 \
3485                           | x403 | x505 | x801 | x821 | x823 | x860)
3486                                 target_cpu_default2="\"$with_cpu\""
3487                                 ;;
3488
3489                         xyes | xno)
3490                                 echo "--with-cpu must be passed a value" 1>&2
3491                                 exit 1
3492                                 ;;
3493
3494                         *)
3495                                 if test x$pass2done = xyes
3496                                 then
3497                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3498                                         exit 1
3499                                 fi
3500                                 ;;
3501                 esac
3502                 ;;
3503         sparc*-*-*)
3504                 case ".$with_cpu" in
3505                         .)
3506                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3507                                 ;;
3508                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3509                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3510                                 ;;
3511                         *)
3512                                 if test x$pass2done = xyes
3513                                 then
3514                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3515                                         exit 1
3516                                 fi
3517                                 ;;
3518                 esac
3519                 ;;
3520         esac
3521
3522         if test "$target_cpu_default2" != ""
3523         then
3524                 if test "$target_cpu_default" != ""
3525                 then
3526                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3527                 else
3528                         target_cpu_default=$target_cpu_default2
3529                 fi
3530         fi
3531
3532         # No need for collect2 if we have the GNU linker.
3533         # Actually, there is now; GNU ld doesn't handle the EH info or
3534         # collecting for shared libraries.
3535         #case x$gnu_ld in
3536         #xyes)
3537         #       use_collect2=
3538         #       ;;
3539         #esac
3540
3541 # Save data on machine being used to compile GCC in build_xm_file.
3542 # Save data on host machine in vars host_xm_file and host_xmake_file.
3543         if test x$pass1done = x
3544         then
3545                 if test x"$xm_file" = x
3546                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3547                 else build_xm_file=$xm_file
3548                 fi
3549                 build_xm_defines=$xm_defines
3550                 build_install_headers_dir=$install_headers_dir
3551                 build_exeext=$exeext
3552                 pass1done=yes
3553         else
3554                 if test x$pass2done = x
3555                 then
3556                         if test x"$xm_file" = x
3557                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3558                         else host_xm_file=$xm_file
3559                         fi
3560                         host_xm_defines=$xm_defines
3561                         if test x"$xmake_file" = x
3562                         then xmake_file=$cpu_type/x-$cpu_type
3563                         fi
3564                         host_xmake_file="$xmake_file"
3565                         host_truncate_target=$truncate_target
3566                         host_extra_gcc_objs=$extra_gcc_objs
3567                         host_extra_objs=$extra_host_objs
3568                         host_exeext=$exeext
3569                         pass2done=yes
3570                 fi
3571         fi
3572 done
3573
3574 extra_objs="${host_extra_objs} ${extra_objs}"
3575
3576 # Default the target-machine variables that were not explicitly set.
3577 if test x"$tm_file" = x
3578 then tm_file=$cpu_type/$cpu_type.h; fi
3579
3580 if test x$extra_headers = x
3581 then extra_headers=; fi
3582
3583 if test x"$xm_file" = x
3584 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3585
3586 if test x$md_file = x
3587 then md_file=$cpu_type/$cpu_type.md; fi
3588
3589 if test x$out_file = x
3590 then out_file=$cpu_type/$cpu_type.c; fi
3591
3592 if test x"$tmake_file" = x
3593 then tmake_file=$cpu_type/t-$cpu_type
3594 fi
3595
3596 if test x"$dwarf2" = xyes
3597 then tm_file="tm-dwarf2.h $tm_file"
3598 fi
3599
3600 if test x$float_format = x
3601 then float_format=i64
3602 fi
3603
3604 if test $float_format = none
3605 then float_h_file=Makefile.in
3606 else float_h_file=float-$float_format.h
3607 fi
3608
3609 if test x$enable_haifa = x
3610 then
3611   case $target in
3612     alpha*-* | hppa*-* | powerpc*-* | rs6000-* | *sparc*-* | m32r*-*)
3613       enable_haifa=yes;;
3614   esac
3615 fi
3616
3617 # Handle cpp installation.
3618 if test x$enable_cpp != xno
3619 then
3620   tmake_file="$tmake_file t-install-cpp"
3621 fi
3622
3623 # Say what files are being used for the output code and MD file.
3624 echo "Using \`$srcdir/config/$out_file' to output insns."
3625 echo "Using \`$srcdir/config/$md_file' as machine description file."
3626
3627 count=a
3628 for f in $tm_file; do
3629         count=${count}x
3630 done
3631 if test $count = ax; then
3632         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3633 else
3634         echo "Using the following target machine macro files:"
3635         for f in $tm_file; do
3636                 echo "  $srcdir/config/$f"
3637         done
3638 fi
3639
3640 count=a
3641 for f in $host_xm_file; do
3642         count=${count}x
3643 done
3644 if test $count = ax; then
3645         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3646 else
3647         echo "Using the following host machine macro files:"
3648         for f in $host_xm_file; do
3649                 echo "  $srcdir/config/$f"
3650         done
3651 fi
3652
3653 if test "$host_xm_file" != "$build_xm_file"; then
3654         count=a
3655         for f in $build_xm_file; do
3656                 count=${count}x
3657         done
3658         if test $count = ax; then
3659                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3660         else
3661                 echo "Using the following build machine macro files:"
3662                 for f in $build_xm_file; do
3663                         echo "  $srcdir/config/$f"
3664                 done
3665         fi
3666 fi
3667
3668 if test x$thread_file = x; then
3669         if test x$target_thread_file != x; then
3670                 thread_file=$target_thread_file
3671         else
3672                 thread_file='single'
3673         fi
3674 fi
3675
3676 # Set up the header files.
3677 # $links is the list of header files to create.
3678 # $vars is the list of shell variables with file names to include.
3679 # auto-host.h is the file containing items generated by autoconf and is
3680 # the first file included by config.h.
3681 null_defines=
3682 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3683
3684 # If host=build, it is correct to have hconfig include auto-host.h
3685 # as well.  If host!=build, we are in error and need to do more
3686 # work to find out the build config parameters.
3687 if test x$host = x$build
3688 then
3689         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3690 else
3691         # We create a subdir, then run autoconf in the subdir.
3692         # To prevent recursion we set host and build for the new
3693         # invocation of configure to the build for this invocation
3694         # of configure.
3695         tempdir=build.$$
3696         rm -rf $tempdir
3697         mkdir $tempdir
3698         cd $tempdir
3699         case ${srcdir} in
3700         /*) realsrcdir=${srcdir};;
3701         *) realsrcdir=../${srcdir};;
3702         esac
3703         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3704                 --target=$target --host=$build --build=$build
3705
3706         # We just finished tests for the build machine, so rename
3707         # the file auto-build.h in the gcc directory.
3708         mv auto-host.h ../auto-build.h
3709         cd ..
3710         rm -rf $tempdir
3711         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3712 fi
3713
3714 xm_file="gansidecl.h ${xm_file}"
3715 tm_file="gansidecl.h ${tm_file}"
3716
3717 vars="host_xm_file tm_file xm_file build_xm_file"
3718 links="config.h tm.h tconfig.h hconfig.h"
3719 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3720
3721 rm -f config.bak
3722 if test -f config.status; then mv -f config.status config.bak; fi
3723
3724 # Make the links.
3725 while test -n "$vars"
3726 do
3727         set $vars; var=$1; shift; vars=$*
3728         set $links; link=$1; shift; links=$*
3729         set $defines; define=$1; shift; defines=$*
3730
3731         rm -f $link
3732
3733         # Define TARGET_CPU_DEFAULT if the system wants one.
3734         # This substitutes for lots of *.h files.
3735         if test "$target_cpu_default" != "" -a $link = tm.h
3736         then
3737                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3738         fi
3739
3740         for file in `eval echo '$'$var`; do
3741                 case $file in
3742                 auto-config.h)
3743                         ;;
3744                 *)
3745                         echo '#ifdef IN_GCC' >>$link
3746                         ;;
3747                 esac
3748                 echo "#include \"$file\"" >>$link
3749                 case $file in
3750                 auto-config.h)
3751                         ;;
3752                 *)
3753                         echo '#endif' >>$link
3754                         ;;
3755                 esac
3756         done
3757
3758         for def in `eval echo '$'$define`; do
3759                 echo "#ifndef $def" >>$link
3760                 echo "#define $def" >>$link
3761                 echo "#endif" >>$link
3762         done
3763 done
3764
3765 # Truncate the target if necessary
3766 if test x$host_truncate_target != x; then
3767         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3768 fi
3769
3770 # Get the version trigger filename from the toplevel
3771 if test "${with_gcc_version_trigger+set}" = set; then
3772         gcc_version_trigger=$with_gcc_version_trigger
3773 else
3774         gcc_version_trigger=${srcdir}/version.c
3775 fi
3776 changequote(,)dnl
3777 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3778 changequote([,])dnl
3779
3780 # Internationalization
3781 PACKAGE=gcc
3782 VERSION="$gcc_version"
3783 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3784 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3785 AC_SUBST(PACKAGE)
3786 AC_SUBST(VERSION)
3787
3788 ALL_LINGUAS="en_UK"
3789
3790 # NLS support is still experimental, so disable it by default for now.
3791 AC_ARG_ENABLE(nls,
3792   [  --enable-nls            use Native Language Support (disabled by default)],
3793   , enable_nls=no)
3794
3795 AM_GNU_GETTEXT
3796 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3797
3798 # Get an absolute path to the GCC top-level source directory
3799 holddir=`pwd`
3800 cd $srcdir
3801 topdir=`pwd`
3802 cd $holddir
3803
3804 # Conditionalize the makefile for this host machine.
3805 # Make-host contains the concatenation of all host makefile fragments
3806 # [there can be more than one].  This file is built by configure.frag.
3807 host_overrides=Make-host
3808 dep_host_xmake_file=
3809 for f in .. ${host_xmake_file}
3810 do
3811         if test -f ${srcdir}/config/$f
3812         then
3813                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3814         fi
3815 done
3816
3817 # Conditionalize the makefile for this target machine.
3818 # Make-target contains the concatenation of all host makefile fragments
3819 # [there can be more than one].  This file is built by configure.frag.
3820 target_overrides=Make-target
3821 dep_tmake_file=
3822 for f in .. ${tmake_file}
3823 do
3824         if test -f ${srcdir}/config/$f
3825         then
3826                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3827         fi
3828 done
3829
3830 # If the host doesn't support symlinks, modify CC in
3831 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3832 # Otherwise, we can use "CC=$(CC)".
3833 rm -f symtest.tem
3834 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3835 then
3836         cc_set_by_configure="\$(CC)"
3837         quoted_cc_set_by_configure="\$(CC)"
3838         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3839 else
3840         rm -f symtest.tem
3841         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3842         then
3843                 symbolic_link="cp -p"
3844         else
3845                 symbolic_link="cp"
3846         fi
3847         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
3848         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
3849         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
3850 fi
3851 rm -f symtest.tem
3852
3853 out_object_file=`basename $out_file .c`.o
3854
3855 tm_file_list=
3856 for f in $tm_file; do
3857   case $f in
3858     gansidecl.h )
3859        tm_file_list="${tm_file_list} $f" ;;
3860     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
3861   esac
3862 done
3863
3864 host_xm_file_list=
3865 for f in $host_xm_file; do
3866   case $f in
3867     auto-host.h | gansidecl.h | hwint.h )
3868        host_xm_file_list="${host_xm_file_list} $f" ;;
3869     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
3870   esac
3871 done
3872
3873 build_xm_file_list=
3874 for f in $build_xm_file; do
3875   case $f in
3876     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
3877        build_xm_file_list="${build_xm_file_list} $f" ;;
3878     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
3879   esac
3880 done
3881
3882 # Define macro CROSS_COMPILE in compilation
3883 # if this is a cross-compiler.
3884 # Also use all.cross instead of all.internal
3885 # and add cross-make to Makefile.
3886 cross_overrides="/dev/null"
3887 if test x$host != x$target
3888 then
3889         cross_defines="CROSS=-DCROSS_COMPILE"
3890         cross_overrides="${topdir}/cross-make"
3891 fi
3892
3893 # When building gcc with a cross-compiler, we need to fix a few things.
3894 # This must come after cross-make as we want all.build to override
3895 # all.cross.
3896 build_overrides="/dev/null"
3897 if test x$build != x$host
3898 then
3899         build_overrides="${topdir}/build-make"
3900 fi
3901
3902 # Expand extra_headers to include complete path.
3903 # This substitutes for lots of t-* files.
3904 extra_headers_list=
3905 if test "x$extra_headers" = x
3906 then true
3907 else
3908         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
3909         for file in $extra_headers;
3910         do
3911                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
3912         done
3913 fi
3914
3915 if test x$use_collect2 = xno; then
3916         use_collect2=
3917 fi
3918
3919 # Add a definition of USE_COLLECT2 if system wants one.
3920 # Also tell toplev.c what to do.
3921 # This substitutes for lots of t-* files.
3922 if test x$use_collect2 = x
3923 then
3924         will_use_collect2=
3925         maybe_use_collect2=
3926 else
3927         will_use_collect2="collect2"
3928         maybe_use_collect2="-DUSE_COLLECT2"
3929 fi
3930
3931 # NEED TO CONVERT
3932 # Set MD_DEPS if the real md file is in md.pre-cpp.
3933 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
3934 # for line oriented comments, so we must always use a GNU cpp.  If
3935 # building gcc with a cross compiler, use the cross compiler just
3936 # built.  Otherwise, we can use the cpp just built.
3937 md_file_sub=
3938 if test "x$md_cppflags" = x
3939 then
3940         md_file_sub=$srcdir/config/$md_file
3941 else
3942         md_file=md
3943 fi
3944
3945 # If we have gas in the build tree, make a link to it.
3946 if test -f ../gas/Makefile; then
3947         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
3948 fi
3949
3950 # If we have nm in the build tree, make a link to it.
3951 if test -f ../binutils/Makefile; then
3952         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
3953 fi
3954
3955 # If we have ld in the build tree, make a link to it.
3956 if test -f ../ld/Makefile; then
3957 #       if test x$use_collect2 = x; then
3958 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
3959 #       else
3960                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
3961 #       fi
3962 fi
3963
3964 # Figure out what assembler alignment features are present.
3965 AC_MSG_CHECKING(assembler alignment features)
3966 gcc_cv_as=
3967 gcc_cv_as_alignment_features=
3968 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
3969 if test -x "$DEFAULT_ASSEMBLER"; then
3970         gcc_cv_as="$DEFAULT_ASSEMBLER"
3971 elif test -x "$AS"; then
3972         gcc_cv_as="$AS"
3973 elif test -x as$host_exeext; then
3974         # Build using assembler in the current directory.
3975         gcc_cv_as=./as$host_exeext
3976 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
3977         # Single tree build which includes gas.
3978         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
3979         do
3980 changequote(,)dnl
3981                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
3982 changequote([,])dnl
3983                 if test x$gcc_cv_gas_version != x; then
3984                         break
3985                 fi
3986         done
3987 changequote(,)dnl
3988         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
3989         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
3990 changequote([,])dnl
3991         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
3992                 # Gas version 2.6 and later support for .balign and .p2align.
3993                 # bytes to skip when using .p2align.
3994                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
3995                         gcc_cv_as_alignment_features=".balign and .p2align"
3996                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
3997                 fi
3998                 # Gas version 2.8 and later support specifying the maximum
3999                 # bytes to skip when using .p2align.
4000                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4001                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4002                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4003                 fi
4004         fi
4005 elif test x$host = x$target; then
4006         # Native build.
4007         # Search the same directories that the installed compiler will
4008         # search.  Else we may find the wrong assembler and lose.  If we
4009         # do not find a suitable assembler binary, then try the user's
4010         # path.
4011         #
4012         # Also note we have to check MD_EXEC_PREFIX before checking the
4013         # user's path.  Unfortunately, there is no good way to get at the
4014         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4015         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4016         # to be fixed as part of the make/configure rewrite too.
4017
4018         if test "x$exec_prefix" = xNONE; then
4019                 if test "x$prefix" = xNONE; then
4020                         test_prefix=/usr/local
4021                 else
4022                         test_prefix=$prefix
4023                 fi
4024         else
4025                 test_prefix=$exec_prefix
4026         fi
4027
4028         # If the loop below does not find an assembler, then use whatever
4029         # one we can find in the users's path.
4030         # user's path.
4031         as=as$host_exeext
4032
4033         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4034                    $test_prefix/lib/gcc-lib/$target \
4035                    /usr/lib/gcc/$target/$gcc_version \
4036                    /usr/lib/gcc/$target \
4037                    $test_prefix/$target/bin/$target/$gcc_version \
4038                    $test_prefix/$target/bin \
4039                    /usr/libexec \
4040                    /usr/ccs/gcc \
4041                    /usr/ccs/bin \
4042                    /udk/usr/ccs/bin \
4043                    /bsd43/usr/lib/cmplrs/cc \
4044                    /usr/cross64/usr/bin \
4045                    /usr/lib/cmplrs/cc \
4046                    /sysv/usr/lib/cmplrs/cc \
4047                    /svr4/usr/lib/cmplrs/cc \
4048                    /usr/bin"
4049
4050         for dir in $test_dirs; do
4051                 if test -f $dir/as$host_exeext; then
4052                         gcc_cv_as=$dir/as$host_exeext
4053                         break;
4054                 fi
4055         done
4056 fi
4057 if test x$gcc_cv_as != x; then
4058         # Check if we have .balign and .p2align
4059         echo ".balign  4" > conftest.s
4060         echo ".p2align  2" >> conftest.s
4061         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4062                 gcc_cv_as_alignment_features=".balign and .p2align"
4063                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4064         fi
4065         rm -f conftest.s conftest.o
4066         # Check if specifying the maximum bytes to skip when
4067         # using .p2align is supported.
4068         echo ".p2align 4,,7" > conftest.s
4069         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4070                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4071                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4072         fi
4073         rm -f conftest.s conftest.o
4074 fi
4075 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4076
4077 AC_MSG_CHECKING(assembler subsection support)
4078 gcc_cv_as_subsections=
4079 if test x$gcc_cv_as != x; then
4080         # Check if we have .subsection
4081         echo ".subsection 1" > conftest.s
4082         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4083                 gcc_cv_as_subsections=".subsection"
4084                 if test -x nm$host_exeext; then
4085                         gcc_cv_nm=./nm$host_exeext
4086                 elif test x$host = x$target; then
4087                         # Native build.
4088                         gcc_cv_nm=nm$host_exeext
4089                 fi
4090                 if test x$gcc_cv_nm != x; then
4091                         cat > conftest.s <<EOF
4092 conftest_label1: .word 0
4093 .subsection -1
4094 conftest_label2: .word 0
4095 .previous
4096 EOF
4097                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4098                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4099                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4100                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4101                                         :
4102                                 else
4103                                         gcc_cv_as_subsections="working .subsection -1"
4104                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4105                                 fi
4106                         fi
4107                 fi
4108         fi
4109         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4110 fi
4111 AC_MSG_RESULT($gcc_cv_as_subsections)
4112
4113 AC_MSG_CHECKING(assembler instructions)
4114 gcc_cv_as_instructions=
4115 if test x$gcc_cv_as != x; then
4116         set "filds fists" "filds mem; fists mem"
4117         while test $# -gt 0
4118         do
4119                 echo "$2" > conftest.s
4120                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4121                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4122                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4123                 fi
4124                 shift 2
4125         done
4126         rm -f conftest.s conftest.o
4127 fi
4128 AC_MSG_RESULT($gcc_cv_as_instructions)
4129
4130 # Figure out what language subdirectories are present.
4131 # Look if the user specified --enable-languages="..."; if not, use
4132 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4133 # go away some day.
4134 if test x"${enable_languages+set}" != xset; then
4135         if test x"${LANGUAGES+set}" = xset; then
4136                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4137         else
4138                 enable_languages=all
4139         fi
4140 fi
4141 subdirs=
4142 for lang in ${srcdir}/*/config-lang.in ..
4143 do
4144         case $lang in
4145         ..) ;;
4146         # The odd quoting in the next line works around
4147         # an apparent bug in bash 1.12 on linux.
4148 changequote(,)dnl
4149         ${srcdir}/[*]/config-lang.in) ;;
4150         *)
4151           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4152           if test "x$lang_alias" = x
4153           then
4154                 echo "$lang doesn't set \$language." 1>&2
4155                 exit 1
4156           fi
4157           if test x"${enable_languages}" = xall; then
4158                 add_this_lang=yes
4159           else
4160                 case "${enable_languages}" in
4161                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4162                         add_this_lang=yes
4163                         ;;
4164                     * )
4165                         add_this_lang=no
4166                         ;;
4167                 esac
4168           fi
4169           if test x"${add_this_lang}" = xyes; then
4170                 case $lang in
4171                     ${srcdir}/ada/config-lang.in)
4172                         if test x$gnat = xyes ; then
4173                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4174                         fi
4175                         ;;
4176                     *)
4177                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4178                         ;;
4179                 esac
4180           fi
4181           ;;
4182 changequote([,])dnl
4183         esac
4184 done
4185
4186 # Make gthr-default.h if we have a thread file.
4187 gthread_flags=
4188 if test $thread_file != single; then
4189     rm -f gthr-default.h
4190     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4191     gthread_flags=-DHAVE_GTHR_DEFAULT
4192 fi
4193 AC_SUBST(gthread_flags)
4194
4195 # Make empty files to contain the specs and options for each language.
4196 # Then add #include lines to for a compiler that has specs and/or options.
4197
4198 lang_specs_files=
4199 lang_options_files=
4200 lang_tree_files=
4201 rm -f specs.h options.h gencheck.h
4202 touch specs.h options.h gencheck.h
4203 for subdir in . $subdirs
4204 do
4205         if test -f $srcdir/$subdir/lang-specs.h; then
4206                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4207                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4208         fi
4209         if test -f $srcdir/$subdir/lang-options.h; then
4210                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4211                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4212         fi
4213         if test -f $srcdir/$subdir/$subdir-tree.def; then
4214                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4215                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4216         fi
4217 done
4218
4219 # These (without "all_") are set in each config-lang.in.
4220 # `language' must be a single word so is spelled singularly.
4221 all_languages=
4222 all_boot_languages=
4223 all_compilers=
4224 all_stagestuff=
4225 all_diff_excludes=
4226 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4227 # List of language makefile fragments.
4228 all_lang_makefiles=
4229 all_headers=
4230 all_lib2funcs=
4231
4232 # Add the language fragments.
4233 # Languages are added via two mechanisms.  Some information must be
4234 # recorded in makefile variables, these are defined in config-lang.in.
4235 # We accumulate them and plug them into the main Makefile.
4236 # The other mechanism is a set of hooks for each of the main targets
4237 # like `clean', `install', etc.
4238
4239 language_fragments="Make-lang"
4240 language_hooks="Make-hooks"
4241 oldstyle_subdirs=
4242
4243 for s in .. $subdirs
4244 do
4245         if test $s != ".."
4246         then
4247                 language=
4248                 boot_language=
4249                 compilers=
4250                 stagestuff=
4251                 diff_excludes=
4252                 headers=
4253                 outputs=
4254                 lib2funcs=
4255                 . ${srcdir}/$s/config-lang.in
4256                 if test "x$language" = x
4257                 then
4258                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4259                         exit 1
4260                 fi
4261                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4262                 all_languages="$all_languages $language"
4263                 if test "x$boot_language" = xyes
4264                 then
4265                         all_boot_languages="$all_boot_languages $language"
4266                 fi
4267                 all_compilers="$all_compilers $compilers"
4268                 all_stagestuff="$all_stagestuff $stagestuff"
4269                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4270                 all_headers="$all_headers $headers"
4271                 all_outputs="$all_outputs $outputs"
4272                 if test x$outputs = x
4273                 then
4274                         oldstyle_subdirs="$oldstyle_subdirs $s"
4275                 fi
4276                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4277         fi
4278 done
4279
4280 # Since we can't use `::' targets, we link each language in
4281 # with a set of hooks, reached indirectly via lang.${target}.
4282
4283 rm -f Make-hooks
4284 touch Make-hooks
4285 target_list="all.build all.cross start.encap rest.encap \
4286         info dvi \
4287         install-normal install-common install-info install-man \
4288         uninstall distdir \
4289         mostlyclean clean distclean extraclean maintainer-clean \
4290         stage1 stage2 stage3 stage4"
4291 for t in $target_list
4292 do
4293         x=
4294         for lang in .. $all_languages
4295         do
4296                 if test $lang != ".."; then
4297                         x="$x $lang.$t"
4298                 fi
4299         done
4300         echo "lang.$t: $x" >> Make-hooks
4301 done
4302
4303 # If we're not building in srcdir, create .gdbinit.
4304
4305 if test ! -f Makefile.in; then
4306         echo "dir ." > .gdbinit
4307         echo "dir ${srcdir}" >> .gdbinit
4308         if test x$gdb_needs_out_file_path = xyes
4309         then
4310                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4311         fi
4312         if test "x$subdirs" != x; then
4313                 for s in $subdirs
4314                 do
4315                         echo "dir ${srcdir}/$s" >> .gdbinit
4316                 done
4317         fi
4318         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4319 fi
4320
4321 # Define variables host_canonical and build_canonical
4322 # because some Cygnus local changes in the Makefile depend on them.
4323 build_canonical=${build}
4324 host_canonical=${host}
4325 target_subdir=
4326 if test "${host}" != "${target}" ; then
4327     target_subdir=${target}/
4328 fi
4329 AC_SUBST(build_canonical)
4330 AC_SUBST(host_canonical)
4331 AC_SUBST(target_subdir)
4332
4333 # If this is using newlib, then define inhibit_libc in
4334 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4335 # libgcc.a, but that's OK because newib should have its own version of
4336 # assert.h.
4337 inhibit_libc=
4338 if test x$with_newlib = xyes; then
4339         inhibit_libc=-Dinhibit_libc
4340 fi
4341 AC_SUBST(inhibit_libc)
4342
4343 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
4344 sched_prefix=
4345 sched_cflags=
4346 if test x$enable_haifa = xyes; then
4347     echo "Using the Haifa scheduler."
4348     sched_prefix=haifa-
4349     sched_cflags=-DHAIFA
4350 fi
4351 AC_SUBST(sched_prefix)
4352 AC_SUBST(sched_cflags)
4353 if test x$enable_haifa != x; then
4354     # Explicitly remove files that need to be recompiled for the Haifa scheduler.
4355     for x in genattrtab.o toplev.o *sched.o; do
4356         if test -f $x; then
4357             echo "Removing $x"
4358             rm -f $x
4359         fi
4360     done
4361 fi
4362
4363 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4364 # absolute path for gcc_tooldir based on inserting the number of up-directory
4365 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4366 # $(libsubdir)/@(unlibsubdir) based path.
4367 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4368 # make and thus we'd get different behavior depending on where we built the
4369 # sources.
4370 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4371     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4372 else
4373 changequote(<<, >>)dnl
4374 # An explanation of the sed strings:
4375 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4376 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4377 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4378 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4379 #
4380 # (*) Note this pattern overwrites the first character of the string
4381 # with a forward slash if one is not already present.  This is not a
4382 # problem because the exact names of the sub-directories concerned is
4383 # unimportant, just the number of them matters.
4384 #
4385 # The practical upshot of these patterns is like this:
4386 #
4387 #  prefix     exec_prefix        result
4388 #  ------     -----------        ------
4389 #   /foo        /foo/bar          ../
4390 #   /foo/       /foo/bar          ../
4391 #   /foo        /foo/bar/         ../
4392 #   /foo/       /foo/bar/         ../
4393 #   /foo        /foo/bar/ugg      ../../
4394 #
4395     dollar='$$'
4396     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4397 changequote([, ])dnl
4398 fi
4399 AC_SUBST(gcc_tooldir)
4400 AC_SUBST(dollar)
4401
4402 # Nothing to do for FLOAT_H, float_format already handled.
4403 objdir=`pwd`
4404 AC_SUBST(objdir)
4405
4406 # Process the language and host/target makefile fragments.
4407 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4408
4409 # Substitute configuration variables
4410 AC_SUBST(subdirs)
4411 AC_SUBST(all_boot_languages)
4412 AC_SUBST(all_compilers)
4413 AC_SUBST(all_diff_excludes)
4414 AC_SUBST(all_headers)
4415 AC_SUBST(all_lang_makefiles)
4416 AC_SUBST(all_languages)
4417 AC_SUBST(all_lib2funcs)
4418 AC_SUBST(all_stagestuff)
4419 AC_SUBST(build_exeext)
4420 AC_SUBST(build_install_headers_dir)
4421 AC_SUBST(build_xm_file_list)
4422 AC_SUBST(cc_set_by_configure)
4423 AC_SUBST(quoted_cc_set_by_configure)
4424 AC_SUBST(cpp_install_dir)
4425 AC_SUBST(cpp_main)
4426 AC_SUBST(dep_host_xmake_file)
4427 AC_SUBST(dep_tmake_file)
4428 AC_SUBST(extra_c_flags)
4429 AC_SUBST(extra_c_objs)
4430 AC_SUBST(extra_cpp_objs)
4431 AC_SUBST(extra_cxx_objs)
4432 AC_SUBST(extra_headers_list)
4433 AC_SUBST(extra_objs)
4434 AC_SUBST(extra_parts)
4435 AC_SUBST(extra_passes)
4436 AC_SUBST(extra_programs)
4437 AC_SUBST(fixinc_defs)
4438 AC_SUBST(float_h_file)
4439 AC_SUBST(gcc_gxx_include_dir)
4440 AC_SUBST(gcc_version)
4441 AC_SUBST(gcc_version_trigger)
4442 AC_SUBST(host_exeext)
4443 AC_SUBST(host_extra_gcc_objs)
4444 AC_SUBST(host_xm_file_list)
4445 AC_SUBST(install)
4446 AC_SUBST(JAVAGC)
4447 AC_SUBST(lang_options_files)
4448 AC_SUBST(lang_specs_files)
4449 AC_SUBST(lang_tree_files)
4450 AC_SUBST(local_prefix)
4451 AC_SUBST(maybe_use_collect2)
4452 AC_SUBST(md_file)
4453 AC_SUBST(objc_boehm_gc)
4454 AC_SUBST(out_file)
4455 AC_SUBST(out_object_file)
4456 AC_SUBST(stage_prefix_set_by_configure)
4457 AC_SUBST(symbolic_link)
4458 AC_SUBST(thread_file)
4459 AC_SUBST(tm_file_list)
4460 AC_SUBST(will_use_collect2)
4461
4462
4463 AC_SUBST_FILE(target_overrides)
4464 AC_SUBST_FILE(host_overrides)
4465 AC_SUBST(cross_defines)
4466 AC_SUBST_FILE(cross_overrides)
4467 AC_SUBST_FILE(build_overrides)
4468 AC_SUBST_FILE(language_fragments)
4469 AC_SUBST_FILE(language_hooks)
4470
4471 # Echo that links are built
4472 if test x$host = x$target
4473 then
4474         str1="native "
4475 else
4476         str1="cross-"
4477         str2=" from $host"
4478 fi
4479
4480 if test x$host != x$build
4481 then
4482         str3=" on a $build system"
4483 fi
4484
4485 if test "x$str2" != x || test "x$str3" != x
4486 then
4487         str4=
4488 fi
4489
4490 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4491
4492 if test "x$str2" != x || test "x$str3" != x
4493 then
4494         echo " ${str2}${str3}." 1>&2
4495 fi
4496
4497 # Truncate the target if necessary
4498 if test x$host_truncate_target != x; then
4499         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4500 fi
4501
4502 # Configure the subdirectories
4503 # AC_CONFIG_SUBDIRS($subdirs)
4504
4505 # Create the Makefile
4506 # and configure language subdirectories
4507 AC_OUTPUT($all_outputs,
4508 [
4509 . $srcdir/configure.lang
4510 case x$CONFIG_HEADERS in
4511 xauto-host.h:config.in)
4512 echo > cstamp-h ;;
4513 esac
4514 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4515 # bootstrapping and the installation procedure can still use
4516 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4517 # FLAGS_TO_PASS has been modified to solve the problem there.
4518 # This is virtually a duplicate of what happens in configure.lang; we do
4519 # an extra check to make sure this only happens if ln -s can be used.
4520 if test "$symbolic_link" = "ln -s"; then
4521  for d in .. ${subdirs} ; do
4522    if test $d != ..; then
4523         STARTDIR=`pwd`
4524         cd $d
4525         for t in stage1 stage2 stage3 stage4 include
4526         do
4527                 rm -f $t
4528                 $symbolic_link ../$t $t 2>/dev/null
4529         done
4530         cd $STARTDIR
4531    fi
4532  done
4533 else true ; fi
4534 # Avoid having to add intl to our include paths.
4535 if test -f intl/libintl.h; then
4536   echo creating libintl.h
4537   echo '#include "intl/libintl.h"' >libintl.h
4538 fi
4539 ],
4540 [
4541 host='${host}'
4542 build='${build}'
4543 target='${target}'
4544 target_alias='${target_alias}'
4545 srcdir='${srcdir}'
4546 subdirs='${subdirs}'
4547 oldstyle_subdirs='${oldstyle_subdirs}'
4548 symbolic_link='${symbolic_link}'
4549 program_transform_set='${program_transform_set}'
4550 program_transform_name='${program_transform_name}'
4551 dep_host_xmake_file='${dep_host_xmake_file}'
4552 host_xmake_file='${host_xmake_file}'
4553 dep_tmake_file='${dep_tmake_file}'
4554 tmake_file='${tmake_file}'
4555 thread_file='${thread_file}'
4556 gcc_version='${gcc_version}'
4557 gcc_version_trigger='${gcc_version_trigger}'
4558 local_prefix='${local_prefix}'
4559 build_install_headers_dir='${build_install_headers_dir}'
4560 build_exeext='${build_exeext}'
4561 host_exeext='${host_exeext}'
4562 out_file='${out_file}'
4563 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4564 SET_MAKE='${SET_MAKE}'
4565 target_list='${target_list}'
4566 target_overrides='${target_overrides}'
4567 host_overrides='${host_overrides}'
4568 cross_defines='${cross_defines}'
4569 cross_overrides='${cross_overrides}'
4570 build_overrides='${build_overrides}'
4571 cpp_install_dir='${cpp_install_dir}'
4572 ])