gcc/configure.in

   1 # configure.in for GNU CC
   2 # Process this file with autoconf to generate a configuration script.
   3
   4 # Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU CC.
   7
   8 #GNU CC is free software; you can redistribute it and/or modify
   9 #it under the terms of the GNU General Public License as published by
  10 #the Free Software Foundation; either version 2, or (at your option)
  11 #any later version.
  12
  13 #GNU CC is distributed in the hope that it will be useful,
  14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #GNU General Public License for more details.
  17
  18 #You should have received a copy of the GNU General Public License
  19 #along with GNU CC; see the file COPYING.  If not, write to
  20 #the Free Software Foundation, 59 Temple Place - Suite 330,
  21 #Boston, MA 02111-1307, USA.
  22
  23 # Initialization and defaults
  24 AC_PREREQ(2.13)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER",
 105         [Define to enable the use of a default linker.])
 106 fi
 107
 108 # With GNU as
 109 AC_ARG_WITH(gnu-as,
 110 [  --with-gnu-as           arrange to work with GNU as.],
 111 gas_flag="$with_gnu_as",
 112 gas_flag=no)
 113
 114 AC_ARG_WITH(as,
 115 [  --with-as               arrange to use the specified as (full pathname).],
 116 DEFAULT_ASSEMBLER="$with_as")
 117 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 118   if test ! -x "$DEFAULT_ASSEMBLER"; then
 119     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 120   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 121     gas_flag=yes
 122   fi
 123   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER",
 124         [Define to enable the use of a default assembler.])
 125 fi
 126
 127 # With stabs
 128 AC_ARG_WITH(stabs,
 129 [  --with-stabs            arrange to use stabs instead of host debug format.],
 130 stabs="$with_stabs",
 131 stabs=no)
 132
 133 # With ELF
 134 AC_ARG_WITH(elf,
 135 [  --with-elf              arrange to use ELF instead of host debug format.],
 136 elf="$with_elf",
 137 elf=no)
 138
 139 # Specify the local prefix
 140 local_prefix=
 141 AC_ARG_WITH(local-prefix,
 142 [  --with-local-prefix=DIR specifies directory to put local include.],
 143 [case "${withval}" in
 144 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 145 no)     ;;
 146 *)      local_prefix=$with_local_prefix ;;
 147 esac])
 148
 149 # Default local prefix if it is empty
 150 if test x$local_prefix = x; then
 151         local_prefix=/usr/local
 152 fi
 153
 154 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 155 # passed in by the toplevel make and thus we'd get different behavior
 156 # depending on where we built the sources.
 157 gcc_gxx_include_dir=
 158 # Specify the g++ header file directory
 159 AC_ARG_WITH(gxx-include-dir,
 160 [  --with-gxx-include-dir=DIR
 161                           specifies directory to put g++ header files.],
 162 [case "${withval}" in
 163 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 164 no)     ;;
 165 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 166 esac])
 167
 168 if test x${gcc_gxx_include_dir} = x; then
 169   if test x${enable_version_specific_runtime_libs} = xyes; then
 170     gcc_gxx_include_dir='${libsubdir}/include/g++'
 171   else
 172     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 173 changequote(<<, >>)dnl
 174     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 175 changequote([, ])dnl
 176   fi
 177 fi
 178
 179 # Enable expensive internal checks
 180 AC_ARG_ENABLE(checking,
 181 [  --enable-checking[=LIST]
 182                           enable expensive run-time checks.  With LIST,
 183                           enable only specific categories of checks.
 184                           Categories are: misc,tree,rtl,gc,gcac; default
 185                           is misc,tree,rtl],
 186 [ac_checking=
 187 ac_tree_checking=
 188 ac_rtl_checking=
 189 ac_gc_checking=
 190 ac_gc_always_collect=
 191 case "${enableval}" in
 192 yes)    ac_checking=1 ; ac_tree_checking=1 ; ac_rtl_checking=1 ;;
 193 no)     ;;
 194 *)      IFS="${IFS=     }"; ac_save_IFS="$IFS" IFS="$IFS,"
 195         set fnord $enableval; shift
 196         IFS="$ac_save_IFS"
 197         for check
 198         do
 199                 case $check in
 200                 misc)   ac_checking=1 ;;
 201                 tree)   ac_tree_checking=1 ;;
 202                 rtl)    ac_rtl_checking=1 ;;
 203                 gc)     ac_gc_checking=1 ;;
 204                 gcac)   ac_gc_always_collect=1 ;;
 205                 *)      AC_MSG_ERROR(unknown check category $check) ;;
 206                 esac
 207         done
 208         ;;
 209 esac
 210 if test x$ac_checking != x ; then
 211   AC_DEFINE(ENABLE_CHECKING, 1,
 212 [Define if you want more run-time sanity checks.  This one gets a grab
 213    bag of miscellaneous but relatively cheap checks.])
 214 fi
 215 if test x$ac_tree_checking != x ; then
 216   AC_DEFINE(ENABLE_TREE_CHECKING, 1,
 217 [Define if you want all operations on trees (the basic data
 218    structure of the front ends) to be checked for dynamic type safety
 219    at runtime.  This is moderately expensive.])
 220 fi
 221 if test x$ac_rtl_checking != x ; then
 222   AC_DEFINE(ENABLE_RTL_CHECKING, 1,
 223 [Define if you want all operations on RTL (the basic data structure
 224    of the optimizer and back end) to be checked for dynamic type safety
 225    at runtime.  This is quite expensive.])
 226 fi
 227 if test x$ac_gc_checking != x ; then
 228   AC_DEFINE(ENABLE_GC_CHECKING, 1,
 229 [Define if you want the garbage collector to do object poisoning and
 230    other memory allocation checks.  This is quite expensive.])
 231 fi
 232 if test x$ac_gc_always_collect != x ; then
 233   AC_DEFINE(ENABLE_GC_ALWAYS_COLLECT, 1,
 234 [Define if you want the garbage collector to operate in maximally
 235    paranoid mode, validating the entire heap and collecting garbage at
 236    every opportunity.  This is extremely expensive.])
 237 fi
 238 ])
 239
 240 AC_ARG_ENABLE(cpp,
 241 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 242 [], [enable_cpp=yes])
 243
 244 AC_ARG_WITH(cpp_install_dir,
 245 [  --with-cpp-install-dir=DIR
 246                           install the user visible C preprocessor in DIR
 247                           (relative to PREFIX) as well as PREFIX/bin.],
 248 [if test x$withval = xyes; then
 249   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 250 elif test x$withval != xno; then
 251   cpp_install_dir=$withval
 252 fi])
 253
 254 dnl Disable this for the moment; the library interface is changing.
 255 dnl # Link cpplib into the compiler proper, for C/C++/ObjC.
 256 dnl AC_ARG_ENABLE(c-cpplib,
 257 dnl [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 258 dnl                           (EXPERIMENTAL) (implies --enable-cpplib).],
 259 dnl if test x$enable_c_cpplib != xno; then
 260 dnl  extra_c_objs="${extra_c_objs} libcpp.a"
 261 dnl  extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 262 dnl  extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 263 dnl fi)
 264
 265 # Enable Multibyte Characters for C/C++
 266 AC_ARG_ENABLE(c-mbchar,
 267 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 268 if test x$enable_c_mbchar != xno; then
 269   extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
 270 fi)
 271
 272 # Enable threads
 273 # Pass with no value to take the default
 274 # Pass with a value to specify a thread package
 275 AC_ARG_ENABLE(threads,
 276 [  --enable-threads        enable thread usage for target GCC.
 277   --enable-threads=LIB    use LIB thread package for target GCC.],
 278 if test x$enable_threads = xno; then
 279         enable_threads=''
 280 fi,
 281 enable_threads='')
 282
 283 enable_threads_flag=$enable_threads
 284 # Check if a valid thread package
 285 case x${enable_threads_flag} in
 286         x | xno)
 287                 # No threads
 288                 target_thread_file='single'
 289                 ;;
 290         xyes)
 291                 # default
 292                 target_thread_file=''
 293                 ;;
 294         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 295         xsolaris | xwin32 | xdce | xvxworks)
 296                 target_thread_file=$enable_threads_flag
 297                 ;;
 298         *)
 299                 echo "$enable_threads is an unknown thread package" 1>&2
 300                 exit 1
 301                 ;;
 302 esac
 303
 304 AC_ARG_ENABLE(objc-gc,
 305 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 306                           the GNU Objective-C runtime.],
 307 if test x$enable_objc_gc = xno; then
 308         objc_boehm_gc=''
 309 else
 310         objc_boehm_gc=1
 311 fi,
 312 objc_boehm_gc='')
 313
 314 AC_ARG_WITH(dwarf2,
 315 [  --with-dwarf2          force the default debug format to be DWARF2.],
 316 dwarf2="$with_dwarf2",
 317 dwarf2=no)
 318
 319 # Determine the host, build, and target systems
 320 AC_CANONICAL_SYSTEM
 321
 322 # Find the native compiler
 323 AC_PROG_CC
 324 AC_PROG_CC_C_O
 325 if test $ac_cv_prog_cc_${ac_cc}_c_o = no; then
 326   NO_MINUS_C_MINUS_O=yes
 327 fi
 328 AC_SUBST(NO_MINUS_C_MINUS_O)
 329
 330 gcc_AC_C_LONG_DOUBLE
 331
 332 # If the native compiler is GCC, we can enable warnings even in stage1.
 333 # That's useful for people building cross-compilers, or just running a
 334 # quick `make'.
 335 if test "x$GCC" = "xyes"; then
 336   stage1_warn_cflags='$(WARN_CFLAGS)'
 337 else
 338   stage1_warn_cflags=""
 339 fi
 340 AC_SUBST(stage1_warn_cflags)
 341
 342 AC_PROG_MAKE_SET
 343
 344 AC_MSG_CHECKING([whether a default assembler was specified])
 345 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 346     if test x"$gas_flag" = x"no"; then
 347         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 348     else
 349         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 350     fi
 351 else
 352     AC_MSG_RESULT(no)
 353 fi
 354
 355 AC_MSG_CHECKING([whether a default linker was specified])
 356 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 357     if test x"$gnu_ld_flag" = x"no"; then
 358         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 359     else
 360         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 361     fi
 362 else
 363     AC_MSG_RESULT(no)
 364 fi
 365
 366 # Find some useful tools
 367 AC_PROG_AWK
 368 AC_PROG_LEX
 369 gcc_AC_PROG_LN
 370 gcc_AC_PROG_LN_S
 371 gcc_AC_C_VOLATILE
 372 AC_PROG_RANLIB
 373 AC_PROG_YACC
 374 gcc_AC_PROG_INSTALL
 375
 376 AC_HEADER_STDC
 377 AC_HEADER_TIME
 378 gcc_AC_HEADER_STRING
 379 AC_HEADER_SYS_WAIT
 380 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 381                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 382                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 383                  direct.h malloc.h)
 384
 385 # Check for thread headers.
 386 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 387 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 388
 389 # See if GNAT has been installed
 390 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 391
 392 # Do we have a single-tree copy of texinfo?
 393 if test -f $srcdir/../texinfo/Makefile.in; then
 394   MAKEINFO='$(objdir)/../texinfo/makeinfo/makeinfo'
 395   gcc_cv_prog_makeinfo_modern=yes
 396   AC_MSG_RESULT([Using makeinfo from the unified source tree.])
 397 else
 398   # See if makeinfo has been installed and is modern enough
 399   # that we can use it.
 400   gcc_AC_CHECK_PROG_VER(MAKEINFO, makeinfo, --version,
 401   [GNU texinfo.* \([0-9][0-9.]*\)],
 402   [3.1[2-9] | 3.[2-9][0-9] | 4.* | 1.6[89] | 1.7[0-9]])
 403 fi
 404
 405 if test $gcc_cv_prog_makeinfo_modern = no; then
 406   AC_MSG_WARN([
 407 *** Makeinfo is missing or too old.
 408 *** Info documentation will not be built or installed.])
 409   BUILD_INFO=
 410   INSTALL_INFO=
 411 else
 412   BUILD_INFO=info               AC_SUBST(BUILD_INFO)
 413   INSTALL_INFO=install-info     AC_SUBST(INSTALL_INFO)
 414 fi
 415
 416 # See if the stage1 system preprocessor understands the ANSI C
 417 # preprocessor stringification operator.
 418 AC_C_STRINGIZE
 419
 420 # Use <inttypes.h> only if it exists,
 421 # doesn't clash with <sys/types.h>, and declares intmax_t.
 422 AC_MSG_CHECKING(for inttypes.h)
 423 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 424 [AC_TRY_COMPILE(
 425   [#include <sys/types.h>
 426 #include <inttypes.h>],
 427   [intmax_t i = -1;],
 428   [gcc_cv_header_inttypes_h=yes],
 429   gcc_cv_header_inttypes_h=no)])
 430 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 431 if test $gcc_cv_header_inttypes_h = yes; then
 432   AC_DEFINE(HAVE_INTTYPES_H, 1,
 433         [Define if you have a working <inttypes.h> header file.])
 434 fi
 435
 436 #
 437 # Determine if enumerated bitfields are unsigned.   ISO C says they can
 438 # be either signed or unsigned.
 439 #
 440 AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
 441 [AC_TRY_RUN(#include <stdlib.h>
 442 enum t { BLAH = 128 } ;
 443 struct s_t { enum t member : 8; } s ;
 444 int main(void)
 445 {
 446         s.member = BLAH;
 447         if (s.member < 0) exit(1);
 448         exit(0);
 449
 450 }, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
 451 if test $gcc_cv_enum_bf_unsigned = yes; then
 452   AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
 453     [Define if enumerated bitfields are treated as unsigned values.])
 454 fi
 455
 456 AC_CHECK_FUNCS(strtoul bsearch putenv popen bcopy bzero bcmp \
 457         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 458         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 459         fputs_unlocked getrusage valloc)
 460
 461 # Make sure wchar_t is available
 462 #AC_CHECK_TYPE(wchar_t, unsigned int)
 463
 464 gcc_AC_FUNC_VFPRINTF_DOPRNT
 465 gcc_AC_FUNC_PRINTF_PTR
 466
 467 case "${host}" in
 468 *-*-uwin*)
 469   # Under some versions of uwin, vfork is notoriously buggy and the test
 470   # can hang configure; on other versions, vfork exists just as a stub.
 471   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 472   ac_cv_func_vfork_works=no
 473   ;;
 474 esac
 475 AC_FUNC_VFORK
 476 AC_FUNC_MMAP_ANYWHERE
 477 AC_FUNC_MMAP_FILE
 478
 479 # We will need to find libiberty.h and ansidecl.h
 480 saved_CFLAGS="$CFLAGS"
 481 CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
 482 gcc_AC_NEED_DECLARATIONS(bcopy bzero bcmp \
 483         index rindex getenv atol sbrk abort atof getcwd getwd \
 484         strsignal putc_unlocked fputs_unlocked strstr environ \
 485         malloc realloc calloc free, [
 486 #include "gansidecl.h"
 487 #include "system.h"])
 488
 489 gcc_AC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 490 #include "gansidecl.h"
 491 #include "system.h"
 492 #ifdef HAVE_SYS_RESOURCE_H
 493 #include <sys/resource.h>
 494 #endif
 495 ])
 496
 497 # Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
 498 CFLAGS="$saved_CFLAGS"
 499
 500 # mkdir takes a single argument on some systems.
 501 gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG
 502
 503 # File extensions
 504 manext='.1'
 505 objext='.o'
 506 AC_SUBST(manext)
 507 AC_SUBST(objext)
 508
 509 build_xm_file=
 510 build_xm_defines=
 511 build_install_headers_dir=install-headers-tar
 512 build_exeext=
 513 host_xm_file=
 514 host_xm_defines=
 515 host_xmake_file=
 516 host_truncate_target=
 517 host_exeext=
 518
 519 # Decode the host machine, then the target machine.
 520 # For the host machine, we save the xm_file variable as host_xm_file;
 521 # then we decode the target machine and forget everything else
 522 # that came from the host machine.
 523 for machine in $build $host $target; do
 524
 525         out_file=
 526         xmake_file=
 527         tmake_file=
 528         extra_headers=
 529         extra_passes=
 530         extra_parts=
 531         extra_programs=
 532         extra_objs=
 533         extra_host_objs=
 534         extra_gcc_objs=
 535         xm_defines=
 536         float_format=
 537         # Set this to force installation and use of collect2.
 538         use_collect2=
 539         # Set this to override the default target model.
 540         target_cpu_default=
 541         # Set this to control how the header file directory is installed.
 542         install_headers_dir=install-headers-tar
 543         # Set this to a non-empty list of args to pass to cpp if the target
 544         # wants its .md file passed through cpp.
 545         md_cppflags=
 546         # Set this if directory names should be truncated to 14 characters.
 547         truncate_target=
 548         # Set this if gdb needs a dir command with `dirname $out_file`
 549         gdb_needs_out_file_path=
 550         # Set this if the build machine requires executables to have a
 551         # file name suffix.
 552         exeext=
 553         # Set this to control which thread package will be used.
 554         thread_file=
 555         # Reinitialize these from the flag values every loop pass, since some
 556         # configure entries modify them.
 557         gas="$gas_flag"
 558         gnu_ld="$gnu_ld_flag"
 559         enable_threads=$enable_threads_flag
 560
 561         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
 562         # updated in each machine entry.
 563         tm_p_file=
 564         cpu_type=`echo $machine | sed 's/-.*$//'`
 565         case $machine in
 566         alpha*-*-*)
 567                 cpu_type=alpha
 568                 ;;
 569         arm*-*-*)
 570                 cpu_type=arm
 571                 ;;
 572         c*-convex-*)
 573                 cpu_type=convex
 574                 ;;
 575 changequote(,)dnl
 576         i[34567]86-*-*)
 577 changequote([,])dnl
 578                 cpu_type=i386
 579                 ;;
 580         hppa*-*-*)
 581                 cpu_type=pa
 582                 ;;
 583         m68000-*-*)
 584                 cpu_type=m68k
 585                 ;;
 586         mips*-*-*)
 587                 cpu_type=mips
 588                 ;;
 589         pj*-*-*)
 590                 cpu_type=pj
 591                 ;;
 592         powerpc*-*-*)
 593                 cpu_type=rs6000
 594                 ;;
 595         pyramid-*-*)
 596                 cpu_type=pyr
 597                 ;;
 598         sparc*-*-*)
 599                 cpu_type=sparc
 600                 ;;
 601         esac
 602
 603         tm_file=${cpu_type}/${cpu_type}.h
 604         xm_file=${cpu_type}/xm-${cpu_type}.h
 605         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
 606         then
 607                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
 608         fi
 609         # On a.out targets, we need to use collect2.
 610         case $machine in
 611         *-*-*aout*)
 612                 use_collect2=yes
 613                 ;;
 614         esac
 615
 616         # Common parts for linux-gnu and openbsd systems
 617         case $machine in
 618         *-*-linux-gnu*)
 619                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 620                 ;;
 621         *-*-openbsd*)
 622                 tm_file=${cpu_type}/openbsd.h
 623                 tmake_file="t-libc-ok t-openbsd"
 624                 # avoid surprises, always provide an xm-openbsd file
 625                 xm_file=${cpu_type}/xm-openbsd.h
 626                 # don't depend on processor x-fragments as well
 627                 xmake_file=none
 628                 if test x$enable_threads = xyes; then
 629                         thread_file='posix'
 630                         tmake_file="${tmake_file} t-openbsd-thread"
 631                 fi
 632                 ;;
 633         esac
 634
 635         case $machine in
 636         # Support site-specific machine types.
 637         *local*)
 638                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 639                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 640                 xm_file=${cpu_type}/xm-$rest.h
 641                 tm_file=${cpu_type}/$rest.h
 642                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 643                 then xmake_file=${cpu_type}/x-$rest; \
 644                 else true; \
 645                 fi
 646                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 647                 then tmake_file=${cpu_type}/t-$rest; \
 648                 else true; \
 649                 fi
 650                 ;;
 651         1750a-*-*)
 652                 ;;
 653         a29k-*-bsd* | a29k-*-sym1*)
 654                 tm_file="${tm_file} a29k/unix.h"
 655                 xm_defines=USG
 656                 xmake_file=a29k/x-unix
 657                 use_collect2=yes
 658                 ;;
 659         a29k-*-udi | a29k-*-coff)
 660                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 661                 tmake_file=a29k/t-a29kbare
 662                 ;;
 663         a29k-wrs-vxworks*)
 664                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 665                 tmake_file=a29k/t-vx29k
 666                 extra_parts="crtbegin.o crtend.o"
 667                 thread_file='vxworks'
 668                 ;;
 669         a29k-*-*)                       # Default a29k environment.
 670                 use_collect2=yes
 671                 ;;
 672         alpha-*-interix)
 673                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 674
 675                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 676                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 677
 678                 # GAS + IEEE_CONFORMANT
 679                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 680
 681                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 682                 xmake_file="x-interix alpha/t-pe"
 683                 tmake_file="alpha/t-alpha alpha/t-interix alpha/t-ieee"
 684                 if test x$enable_threads = xyes ; then
 685                         thread_file='posix'
 686                 fi
 687                 if test x$stabs = xyes ; then
 688                         tm_file="${tm_file} dbxcoff.h"
 689                 fi
 690                 #prefix='$$INTERIX_ROOT'/usr/contrib
 691                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 692                 ;;
 693         alpha*-*-linux-gnuecoff*)
 694                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 695                 target_cpu_default="MASK_GAS"
 696                 tmake_file="alpha/t-alpha alpha/t-ieee"
 697                 gas=no
 698                 xmake_file=none
 699                 gas=yes gnu_ld=yes
 700                 ;;
 701         alpha*-*-linux-gnulibc1*)
 702                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 703                 target_cpu_default="MASK_GAS"
 704                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-alpha alpha/t-crtbe alpha/t-ieee"
 705                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 706                 xmake_file=none
 707                 gas=yes gnu_ld=yes
 708                 if test x$enable_threads = xyes; then
 709                         thread_file='posix'
 710                 fi
 711                 ;;
 712         alpha*-*-linux-gnu*)
 713                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 714                 target_cpu_default="MASK_GAS"
 715                 tmake_file="t-linux alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 716                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 717                 xmake_file=none
 718                 gas=yes gnu_ld=yes
 719                 if test x$enable_threads = xyes; then
 720                         thread_file='posix'
 721                 fi
 722                 ;;
 723         alpha*-*-netbsd*)
 724                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 725                 target_cpu_default="MASK_GAS"
 726                 tmake_file="alpha/t-crtbe alpha/t-alpha alpha/t-ieee"
 727                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 728                 xmake_file=none
 729                 gas=yes gnu_ld=yes
 730                 ;;
 731
 732         alpha*-*-openbsd*)
 733                 # default x-alpha is only appropriate for dec-osf.
 734                 target_cpu_default="MASK_GAS"
 735                 tmake_file="alpha/t-alpha alpha/t-ieee"
 736                 ;;
 737
 738         alpha*-dec-osf*)
 739                 if test x$stabs = xyes
 740                 then
 741                         tm_file="${tm_file} dbx.h"
 742                 fi
 743                 if test x$gas != xyes
 744                 then
 745                         extra_passes="mips-tfile mips-tdump"
 746                 fi
 747                 use_collect2=yes
 748                 tmake_file="alpha/t-alpha alpha/t-ieee"
 749                 case $machine in
 750                   *-*-osf1*)
 751                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 752                     ;;
 753 changequote(,)dnl
 754                   *-*-osf[23]*)
 755 changequote([,])dnl
 756                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 757                     ;;
 758                   *-*-osf4*)
 759                     tm_file="${tm_file} alpha/osf.h"
 760                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 761                     # a broken tar, so we use cpio instead.
 762                     install_headers_dir=install-headers-cpio
 763                     ;;
 764                   *-*-osf5*)
 765                     tm_file="${tm_file} alpha/osf.h alpha/osf5.h"
 766                     ;;
 767                 esac
 768                 case $machine in
 769 changequote(,)dnl
 770                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]* | *-*-osf5*)
 771 changequote([,])dnl
 772                     target_cpu_default=MASK_SUPPORT_ARCH
 773                     ;;
 774                 esac
 775                 ;;
 776         alpha*-*-vxworks*)
 777                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 778                 tmake_file="alpha/t-alpha alpha/t-ieee"
 779                 if [ x$gas != xyes ]
 780                 then
 781                         extra_passes="mips-tfile mips-tdump"
 782                 fi
 783                 use_collect2=yes
 784                 thread_file='vxworks'
 785                 ;;
 786         alpha*-*-winnt*)
 787                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 788                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 789                 tmake_file="t-libc-ok alpha/t-alpha alpha/t-ieee"
 790                 xmake_file=winnt/x-winnt
 791                 extra_host_objs=oldnames.o
 792                 extra_gcc_objs="spawnv.o oldnames.o"
 793                 if test x$gnu_ld != xyes
 794                 then
 795                         extra_programs=ld.exe
 796                 fi
 797                 if test x$enable_threads = xyes; then
 798                         thread_file='win32'
 799                 fi
 800                 ;;
 801         alpha*-dec-vms*)
 802                 tm_file=alpha/vms.h
 803                 xm_file="${xm_file} alpha/xm-vms.h"
 804                 tmake_file="alpha/t-alpha alpha/t-vms alpha/t-ieee"
 805                 ;;
 806         arc-*-elf*)
 807                 extra_parts="crtinit.o crtfini.o"
 808                 ;;
 809         arm-*-coff* | armel-*-coff*)
 810                 tm_file=arm/coff.h
 811                 tmake_file=arm/t-arm-coff
 812                 ;;
 813         arm-*-vxworks*)
 814                 tm_file=arm/vxarm.h
 815                 tmake_file=arm/t-arm-coff
 816                 thread_file='vxworks'
 817                 ;;
 818 changequote(,)dnl
 819         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 820 changequote([,])dnl
 821                 tm_file=arm/riscix1-1.h
 822                 use_collect2=yes
 823                 ;;
 824         arm-*-riscix*)                  # Acorn RISC machine
 825                 if test x$gas = xyes
 826                 then
 827                     tm_file=arm/rix-gas.h
 828                 else
 829                     tm_file=arm/riscix.h
 830                 fi
 831                 xmake_file=arm/x-riscix
 832                 tmake_file=arm/t-riscix
 833                 use_collect2=yes
 834                 ;;
 835         arm-semi-aout | armel-semi-aout)
 836                 tm_file=arm/semi.h
 837                 tmake_file=arm/t-semi
 838                 ;;
 839         arm-semi-aof | armel-semi-aof)
 840                 tm_file=arm/semiaof.h
 841                 tmake_file=arm/t-semiaof
 842                 ;;
 843         arm*-*-netbsd*)
 844                 tm_file=arm/netbsd.h
 845                 tmake_file="t-netbsd arm/t-netbsd"
 846                 use_collect2=yes
 847                 ;;
 848         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 849                 cpu_type=arm
 850                 xmake_file=x-linux
 851                 tm_file=arm/linux-aout.h
 852                 tmake_file=arm/t-linux
 853                 gnu_ld=yes
 854                 ;;
 855         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 856                 xm_file=arm/xm-linux.h
 857                 xmake_file=x-linux
 858                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 859                 case $machine in
 860                 armv2*-*-*)
 861                         tm_file="arm/linux-elf26.h $tm_file"
 862                         ;;
 863                 esac
 864                 tmake_file="t-linux arm/t-linux"
 865                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 866                 gnu_ld=yes
 867                 case x${enable_threads} in
 868                 x | xyes | xpthreads | xposix)
 869                         thread_file='posix'
 870                         ;;
 871                 esac
 872                 ;;
 873         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 874                 xm_file=arm/xm-linux.h
 875                 xmake_file=x-linux
 876                 tm_file="arm/linux-elf.h"
 877                 case $machine in
 878                 armv2*-*-*)
 879                         tm_file="arm/linux-elf26.h $tm_file"
 880                         ;;
 881                 esac
 882                 tmake_file="t-linux arm/t-linux"
 883                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 884                 gnu_ld=yes
 885                 case x${enable_threads} in
 886                 x | xyes | xpthreads | xposix)
 887                         thread_file='posix'
 888                         ;;
 889                 esac
 890                 ;;
 891         arm*-*-uclinux*)                # ARM ucLinux
 892                 tm_file=arm/uclinux-elf.h
 893                 tmake_file=arm/t-arm-elf
 894                 ;;
 895         arm*-*-aout)
 896                 tm_file=arm/aout.h
 897                 tmake_file=arm/t-arm-aout
 898                 ;;
 899         arm*-*-ecos-elf)
 900                 tm_file=arm/ecos-elf.h
 901                 tmake_file=arm/t-arm-elf
 902                 ;;
 903         arm*-*-elf)
 904                 tm_file=arm/unknown-elf.h
 905                 tmake_file=arm/t-arm-elf
 906                 ;;
 907         arm*-*-conix*)
 908                 tm_file=arm/conix-elf.h
 909                 tmake_file=arm/t-arm-elf
 910                 ;;
 911         arm*-*-oabi)
 912                 tm_file=arm/unknown-elf-oabi.h
 913                 tmake_file=arm/t-arm-elf
 914                 ;;
 915         arm-*-pe*)
 916                 tm_file=arm/pe.h
 917                 tmake_file=arm/t-pe
 918                 extra_objs="pe.o"
 919                 ;;
 920         avr-*-*)
 921                 ;;
 922         c1-convex-*)                    # Convex C1
 923                 target_cpu_default=1
 924                 use_collect2=yes
 925                 ;;
 926         c2-convex-*)                    # Convex C2
 927                 target_cpu_default=2
 928                 use_collect2=yes
 929                 ;;
 930         c32-convex-*)
 931                 target_cpu_default=4
 932                 use_collect2=yes
 933                 ;;
 934         c34-convex-*)
 935                 target_cpu_default=8
 936                 use_collect2=yes
 937                 ;;
 938         c38-convex-*)
 939                 target_cpu_default=16
 940                 use_collect2=yes
 941                 ;;
 942         c4x-*)
 943                 cpu_type=c4x
 944                 tmake_file=c4x/t-c4x
 945                 ;;
 946         clipper-intergraph-clix*)
 947                 tm_file="${tm_file} svr3.h clipper/clix.h"
 948                 xm_file=clipper/xm-clix.h
 949                 xmake_file=clipper/x-clix
 950                 extra_headers=va-clipper.h
 951                 extra_parts="crtbegin.o crtend.o"
 952                 install_headers_dir=install-headers-cpio
 953                 ;;
 954         d30v-*)
 955                 float_format=i64
 956                 ;;
 957         dsp16xx-*)
 958                 ;;
 959         elxsi-elxsi-*)
 960                 use_collect2=yes
 961                 ;;
 962         fr30-*-elf)
 963                 tm_file="fr30/fr30.h"
 964                 tmake_file=fr30/t-fr30
 965                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
 966                 ;;
 967 # This hasn't been upgraded to GCC 2.
 968 #       fx80-alliant-*)                 # Alliant FX/80
 969 #               ;;
 970         h8300-*-*)
 971                 float_format=i32
 972                 ;;
 973         hppa*-*-linux*)
 974                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 975                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 976                 tmake_file="t-linux pa/t-linux"
 977                 extra_parts="crtbegin.o crtend.o"
 978                 xmake_file=none
 979                 gas=yes gnu_ld=yes
 980                 if test x$enable_threads = xyes; then
 981                         thread_file='posix'
 982                 fi
 983                 ;;
 984         hppa*-*-openbsd*)
 985                 target_cpu_default="MASK_PA_11"
 986                 tmake_file=pa/t-openbsd
 987                 ;;
 988         hppa1.1-*-pro*)
 989                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 990                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 991                 xm_file=pa/xm-papro.h
 992                 tmake_file=pa/t-pro
 993                 ;;
 994         hppa1.1-*-osf*)
 995                 target_cpu_default="MASK_PA_11"
 996                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
 997                 use_collect2=yes
 998                 ;;
 999         hppa1.1-*-rtems*)
1000                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
1001                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
1002                 xm_file=pa/xm-papro.h
1003                 tmake_file=pa/t-pro
1004                 ;;
1005         hppa1.0-*-osf*)
1006                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-osf.h"
1007                 use_collect2=yes
1008                 ;;
1009         hppa1.1-*-bsd*)
1010                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
1011                 target_cpu_default="MASK_PA_11"
1012                 use_collect2=yes
1013                 ;;
1014         hppa1.0-*-bsd*)
1015                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h"
1016                 use_collect2=yes
1017                 ;;
1018         hppa1.0-*-hpux7*)
1019                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux7.h"
1020                 xm_file=pa/xm-pahpux.h
1021                 xmake_file=pa/x-pa-hpux
1022                 if test x$gas = xyes
1023                 then
1024                         tm_file="${tm_file} pa/gas.h"
1025                 fi
1026                 install_headers_dir=install-headers-cpio
1027                 use_collect2=yes
1028                 ;;
1029 changequote(,)dnl
1030         hppa1.0-*-hpux8.0[0-2]*)
1031 changequote([,])dnl
1032                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1033                 xm_file=pa/xm-pahpux.h
1034                 xmake_file=pa/x-pa-hpux
1035                 if test x$gas = xyes
1036                 then
1037                         tm_file="${tm_file} pa/pa-gas.h"
1038                 else
1039                         tm_file="pa/pa-oldas.h ${tm_file}"
1040                 fi
1041                 install_headers_dir=install-headers-cpio
1042                 use_collect2=yes
1043                 ;;
1044 changequote(,)dnl
1045         hppa1.1-*-hpux8.0[0-2]*)
1046 changequote([,])dnl
1047                 target_cpu_default="MASK_PA_11"
1048                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1049                 xm_file=pa/xm-pahpux.h
1050                 xmake_file=pa/x-pa-hpux
1051                 if test x$gas = xyes
1052                 then
1053                         tm_file="${tm_file} pa/pa-gas.h"
1054                 else
1055                         tm_file="pa/pa-oldas.h ${tm_file}"
1056                 fi
1057                 install_headers_dir=install-headers-cpio
1058                 use_collect2=yes
1059                 ;;
1060         hppa1.1-*-hpux8*)
1061                 target_cpu_default="MASK_PA_11"
1062                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1063                 xm_file=pa/xm-pahpux.h
1064                 xmake_file=pa/x-pa-hpux
1065                 if test x$gas = xyes
1066                 then
1067                         tm_file="${tm_file} pa/pa-gas.h"
1068                 fi
1069                 install_headers_dir=install-headers-cpio
1070                 use_collect2=yes
1071                 ;;
1072         hppa1.0-*-hpux8*)
1073                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h"
1074                 xm_file=pa/xm-pahpux.h
1075                 xmake_file=pa/x-pa-hpux
1076                 if test x$gas = xyes
1077                 then
1078                         tm_file="${tm_file} pa/pa-gas.h"
1079                 fi
1080                 install_headers_dir=install-headers-cpio
1081                 use_collect2=yes
1082                 ;;
1083         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
1084                 target_cpu_default="MASK_PA_11"
1085                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1086                 float_format=i128
1087                 xm_file=pa/xm-pahpux.h
1088                 xmake_file=pa/x-pa-hpux
1089                 tmake_file=pa/t-pa
1090                 if test x$gas = xyes
1091                 then
1092                         tm_file="${tm_file} pa/pa-gas.h"
1093                 fi
1094                 if test x$enable_threads = x; then
1095                     enable_threads=$have_pthread_h
1096                 fi
1097                 if test x$enable_threads = xyes; then
1098                         thread_file='dce'
1099                         tmake_file="${tmake_file} pa/t-dce-thr"
1100                 fi
1101                 install_headers_dir=install-headers-cpio
1102                 use_collect2=yes
1103                 ;;
1104         hppa1.0-*-hpux10*)
1105                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1106                 float_format=i128
1107                 xm_file=pa/xm-pahpux.h
1108                 xmake_file=pa/x-pa-hpux
1109                 tmake_file=pa/t-pa
1110                 if test x$gas = xyes
1111                 then
1112                         tm_file="${tm_file} pa/pa-gas.h"
1113                 fi
1114                 if test x$enable_threads = x; then
1115                     enable_threads=$have_pthread_h
1116                 fi
1117                 if test x$enable_threads = xyes; then
1118                         thread_file='dce'
1119                         tmake_file="${tmake_file} pa/t-dce-thr"
1120                 fi
1121                 install_headers_dir=install-headers-cpio
1122                 use_collect2=yes
1123                 ;;
1124         hppa*64*-*-hpux11*)
1125                 target_cpu_default="MASK_PA_11"
1126                 xm_file=pa/xm-pa64hpux.h
1127                 xmake_file=pa/x-pa-hpux
1128                 tmake_file=pa/t-pa
1129                 tm_file="pa/pa64-start.h ${tm_file} pa/pa64-regs.h pa/long_double.h pa/elf.h pa/pa-hpux.h pa/pa-hpux11.h pa/pa-64.h"
1130                 float_format=i128
1131                 tmake_file=pa/t-pa64
1132                 target_cpu_default="(MASK_PA_11|MASK_PA_20)"
1133
1134                 if [[ x$gas = xyes ]]
1135                 then
1136                         tm_file="${tm_file} pa/pa-gas.h"
1137                 fi
1138 #               if [[ x$enable_threads = x ]]; then
1139 #                   enable_threads=$have_pthread_h
1140 #               fi
1141 #               if [[ x$enable_threads = xyes ]]; then
1142 #                       thread_file='dce'
1143 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1144 #               fi
1145                 install_headers_dir=install-headers-cpio
1146                 use_collect2=yes
1147                 ;;
1148         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1149                 target_cpu_default="MASK_PA_11"
1150                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1151                 float_format=i128
1152                 xm_file=pa/xm-pahpux.h
1153                 xmake_file=pa/x-pa-hpux
1154                 tmake_file=pa/t-pa
1155                 if test x$gas = xyes
1156                 then
1157                         tm_file="${tm_file} pa/pa-gas.h"
1158                 fi
1159 #               if test x$enable_threads = x; then
1160 #                   enable_threads=$have_pthread_h
1161 #               fi
1162 #               if test x$enable_threads = xyes; then
1163 #                       thread_file='dce'
1164 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1165 #               fi
1166                 install_headers_dir=install-headers-cpio
1167                 use_collect2=yes
1168                 ;;
1169         hppa1.0-*-hpux11*)
1170                 tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1171                 float_format=i128
1172                 xm_file=pa/xm-pahpux.h
1173                 xmake_file=pa/x-pa-hpux
1174                 if test x$gas = xyes
1175                 then
1176                         tm_file="${tm_file} pa/pa-gas.h"
1177                 fi
1178 #               if test x$enable_threads = x; then
1179 #                   enable_threads=$have_pthread_h
1180 #               fi
1181 #               if test x$enable_threads = xyes; then
1182 #                       thread_file='dce'
1183 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1184 #               fi
1185                 install_headers_dir=install-headers-cpio
1186                 use_collect2=yes
1187                 ;;
1188         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1189                 target_cpu_default="MASK_PA_11"
1190                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1191                 xm_file=pa/xm-pahpux.h
1192                 xmake_file=pa/x-pa-hpux
1193                 if test x$gas = xyes
1194                 then
1195                         tm_file="${tm_file} pa/pa-gas.h"
1196                 fi
1197                 install_headers_dir=install-headers-cpio
1198                 use_collect2=yes
1199                 ;;
1200         hppa1.0-*-hpux*)
1201                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1202                 xm_file=pa/xm-pahpux.h
1203                 xmake_file=pa/x-pa-hpux
1204                 if test x$gas = xyes
1205                 then
1206                         tm_file="${tm_file} pa/pa-gas.h"
1207                 fi
1208                 install_headers_dir=install-headers-cpio
1209                 use_collect2=yes
1210                 ;;
1211         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1212                 target_cpu_default="MASK_PA_11"
1213                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1214                 xm_file=pa/xm-pahpux.h
1215                 xmake_file=pa/x-pa-hpux
1216                 if test x$gas = xyes
1217                 then
1218                         tm_file="${tm_file} pa/pa-gas.h"
1219                 fi
1220                 install_headers_dir=install-headers-cpio
1221                 use_collect2=yes
1222                 ;;
1223         hppa1.0-*-hiux*)
1224                 tm_file="${tm_file} pa/pa32-regs.h pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1225                 xm_file=pa/xm-pahpux.h
1226                 xmake_file=pa/x-pa-hpux
1227                 if test x$gas = xyes
1228                 then
1229                         tm_file="${tm_file} pa/pa-gas.h"
1230                 fi
1231                 install_headers_dir=install-headers-cpio
1232                 use_collect2=yes
1233                 ;;
1234         hppa*-*-lites*)
1235                 tm_file="${tm_file} pa/pa32-regs.h elfos.h pa/elf.h"
1236                 target_cpu_default="MASK_PA_11"
1237                 use_collect2=yes
1238                 ;;
1239         hppa*-*-mpeix*)
1240                 tm_file="${tm_file} pa/pa-mpeix.h"
1241                 xm_file=pa/xm-pampeix.h
1242                 xmake_file=pa/x-pa-mpeix
1243                 echo "You must use gas. Assuming it is already installed."
1244                 install_headers_dir=install-headers-tar
1245                 use_collect2=yes
1246                 ;;
1247         i370-*-opened*)                  # IBM 360/370/390 Architecture
1248                 xm_file=i370/xm-oe.h
1249                 tm_file=i370/oe.h
1250                 xmake_file=i370/x-oe
1251                 tmake_file=i370/t-oe
1252                 ;;
1253         i370-*-mvs*)
1254                 xm_file=i370/xm-mvs.h
1255                 tm_file=i370/mvs.h
1256                 tmake_file=i370/t-mvs
1257                 ;;
1258         i370-*-linux*)
1259                 xm_file="xm-linux.h i370/xm-linux.h"
1260                 xmake_file=x-linux
1261                 tm_file="i370/linux.h ${tm_file}"
1262                 tmake_file="t-linux i370/t-linux"
1263                 # broken_install=yes
1264                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1265                 # extra_parts="crtbegin.o crtend.o"
1266                 gnu_ld=yes
1267                 gas=yes
1268                 elf=yes
1269                 if test x$enable_threads = xyes; then
1270                         thread_file='posix'
1271                 fi
1272                 ;;
1273 changequote(,)dnl
1274         i[34567]86-*-elf*)
1275 changequote([,])dnl
1276                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1277                 tm_file=i386/i386elf.h
1278                 tmake_file=i386/t-i386elf
1279                 xmake_file=x-svr4
1280                 ;;
1281 changequote(,)dnl
1282         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1283 changequote([,])dnl
1284                 if test x$gas = xyes
1285                 then
1286                         tm_file=i386/aix386.h
1287                         extra_parts="crtbegin.o crtend.o"
1288                         tmake_file=i386/t-crtstuff
1289                 else
1290                         tm_file=i386/aix386ng.h
1291                         use_collect2=yes
1292                 fi
1293                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1294                 xm_defines=USG
1295                 xmake_file=i386/x-aix
1296                 ;;
1297 changequote(,)dnl
1298         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1299 changequote([,])dnl
1300                 xm_file="xm-alloca.h ${xm_file}"
1301                 xm_defines="USG POSIX SMALL_ARG_MAX"
1302                 xmake_file=i386/x-ncr3000
1303                 if test x$stabs = xyes -a x$gas = xyes
1304                 then
1305                         tm_file=i386/sysv4gdb.h
1306                 else
1307                         tm_file=i386/sysv4.h
1308                 fi
1309                 extra_parts="crtbegin.o crtend.o"
1310                 tmake_file=i386/t-crtpic
1311                 ;;
1312 changequote(,)dnl
1313         i[34567]86-next-*)
1314 changequote([,])dnl
1315                 tm_file=i386/next.h
1316                 xm_file=i386/xm-next.h
1317                 tmake_file=i386/t-next
1318                 xmake_file=i386/x-next
1319                 extra_objs=nextstep.o
1320                 extra_parts="crtbegin.o crtend.o"
1321                 if test x$enable_threads = xyes; then
1322                         thread_file='mach'
1323                 fi
1324                 ;;
1325 changequote(,)dnl
1326         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1327 changequote([,])dnl
1328                 use_collect2=yes
1329                 if test x$gas = xyes
1330                 then
1331                         tm_file=i386/seq-gas.h
1332                 else
1333                         tm_file=i386/sequent.h
1334                 fi
1335                 ;;
1336 changequote(,)dnl
1337         i[34567]86-sequent-ptx1*)
1338 changequote([,])dnl
1339                 xm_defines="USG SVR3"
1340                 xmake_file=i386/x-sysv3
1341                 tm_file=i386/seq-sysv3.h
1342                 tmake_file=i386/t-crtstuff
1343                 extra_parts="crtbegin.o crtend.o"
1344                 install_headers_dir=install-headers-cpio
1345                 ;;
1346 changequote(,)dnl
1347         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1348 changequote([,])dnl
1349                 xm_defines="USG SVR3"
1350                 xmake_file=i386/x-sysv3
1351                 tm_file=i386/seq2-sysv3.h
1352                 tmake_file=i386/t-crtstuff
1353                 extra_parts="crtbegin.o crtend.o"
1354                 install_headers_dir=install-headers-cpio
1355                 ;;
1356 changequote(,)dnl
1357         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1358 changequote([,])dnl
1359                 xm_file="xm-alloca.h ${xm_file}"
1360                 xm_defines="USG POSIX SMALL_ARG_MAX"
1361                 xmake_file=x-svr4
1362                 tm_file=i386/ptx4-i.h
1363                 tmake_file=t-svr4
1364                 extra_parts="crtbegin.o crtend.o"
1365                 install_headers_dir=install-headers-cpio
1366                 ;;
1367         i386-sun-sunos*)                # Sun i386 roadrunner
1368                 xm_defines=USG
1369                 tm_file=i386/sun.h
1370                 use_collect2=yes
1371                 ;;
1372 changequote(,)dnl
1373         i[34567]86-wrs-vxworks*)
1374 changequote([,])dnl
1375                 tm_file=i386/vxi386.h
1376                 tmake_file=i386/t-i386bare
1377                 thread_file='vxworks'
1378                 ;;
1379 changequote(,)dnl
1380         i[34567]86-*-aout*)
1381 changequote([,])dnl
1382                 tm_file=i386/i386-aout.h
1383                 tmake_file=i386/t-i386bare
1384                 ;;
1385 changequote(,)dnl
1386         i[34567]86-*-beospe*)
1387 changequote([,])dnl
1388                 xm_file=i386/xm-beos.h
1389                 xm_defines="USE_C_ALLOCA"
1390                 tmake_file=i386/t-beos
1391                 tm_file=i386/beos-pe.h
1392                 xmake_file=i386/x-beos
1393                 extra_objs=winnt.o
1394                 ;;
1395 changequote(,)dnl
1396         i[34567]86-*-beoself* | i[34567]86-*-beos*)
1397 changequote([,])dnl
1398                 xm_file=i386/xm-beos.h
1399                 tmake_file='i386/t-beos i386/t-crtpic'
1400                 tm_file=i386/beos-elf.h
1401                 xmake_file=i386/x-beos
1402                 extra_objs=winnt.o
1403                 extra_parts='crtbegin.o crtend.o'
1404                 ;;
1405 changequote(,)dnl
1406         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1407 changequote([,])dnl
1408                 tm_file=i386/bsd386.h
1409 #               tmake_file=t-libc-ok
1410                 ;;
1411 changequote(,)dnl
1412         i[34567]86-*-bsd*)
1413 changequote([,])dnl
1414                 tm_file=i386/386bsd.h
1415 #               tmake_file=t-libc-ok
1416 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1417 #               use_collect2=yes
1418                 ;;
1419 changequote(,)dnl
1420         i[34567]86-*-freebsdelf*)
1421 changequote([,])dnl
1422                 tm_file="i386/i386.h i386/att.h svr4.h freebsd.h i386/freebsd-elf.h i386/perform.h"
1423                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1424                 tmake_file=t-freebsd
1425                 gas=yes
1426                 gnu_ld=yes
1427                 stabs=yes
1428                 case x${enable_threads} in
1429                 xyes | xpthreads | xposix)
1430                         thread_file='posix'
1431                         tmake_file="${tmake_file} t-freebsd-thread"
1432                         ;;
1433                 esac
1434                 ;;
1435 changequote(,)dnl
1436         i[34567]86-*-freebsd*)
1437 changequote([,])dnl
1438                 tm_file="i386/freebsd.h i386/perform.h"
1439                 tmake_file=t-freebsd
1440                 ;;
1441 changequote(,)dnl
1442         i[34567]86-*-netbsd*)
1443 changequote([,])dnl
1444                 tm_file=i386/netbsd.h
1445                 tmake_file=t-netbsd
1446                 use_collect2=yes
1447                 ;;
1448 changequote(,)dnl
1449         i[34567]86-*-openbsd*)
1450 changequote([,])dnl
1451                 # we need collect2 until our bug is fixed...
1452                 use_collect2=yes
1453                 ;;
1454 changequote(,)dnl
1455         i[34567]86-*-coff*)
1456 changequote([,])dnl
1457                 tm_file=i386/i386-coff.h
1458                 tmake_file=i386/t-i386bare
1459                 ;;
1460 changequote(,)dnl
1461         i[34567]86-*-isc*)              # 80386 running ISC system
1462 changequote([,])dnl
1463                 xm_file="${xm_file} i386/xm-isc.h"
1464                 xm_defines="USG SVR3"
1465                 case $machine in
1466 changequote(,)dnl
1467                   i[34567]86-*-isc[34]*)
1468 changequote([,])dnl
1469                     xmake_file=i386/x-isc3
1470                     ;;
1471                   *)
1472                     xmake_file=i386/x-isc
1473                     ;;
1474                 esac
1475                 if test x$gas = xyes -a x$stabs = xyes
1476                 then
1477                         tm_file=i386/iscdbx.h
1478                         tmake_file=i386/t-svr3dbx
1479                         extra_parts="svr3.ifile svr3z.ifile"
1480                 else
1481                         tm_file=i386/isccoff.h
1482                         tmake_file=i386/t-crtstuff
1483                         extra_parts="crtbegin.o crtend.o"
1484                 fi
1485                 tmake_file="$tmake_file i386/t-i386bare"
1486                 install_headers_dir=install-headers-cpio
1487                 ;;
1488 changequote(,)dnl
1489         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1490 changequote([,])dnl                     # with a.out format using
1491                                         # pre BFD linkers
1492                 xmake_file=x-linux-aout
1493                 tmake_file="t-linux-aout i386/t-crtstuff"
1494                 tm_file=i386/linux-oldld.h
1495                 gnu_ld=yes
1496                 float_format=i386
1497                 ;;
1498 changequote(,)dnl
1499         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1500 changequote([,])dnl                     # with a.out format
1501                 xmake_file=x-linux-aout
1502                 tmake_file="t-linux-aout i386/t-crtstuff"
1503                 tm_file=i386/linux-aout.h
1504                 gnu_ld=yes
1505                 float_format=i386
1506                 ;;
1507 changequote(,)dnl
1508         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1509 changequote([,])dnl                     # with ELF format using the
1510                                         # GNU/Linux C library 5
1511                 xmake_file=x-linux
1512                 tm_file=i386/linux.h
1513                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1514                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1515                 gnu_ld=yes
1516                 float_format=i386
1517                 if test x$enable_threads = xyes; then
1518                         thread_file='single'
1519                 fi
1520                 ;;
1521 changequote(,)dnl
1522         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1523 changequote([,])dnl                     # with ELF format using glibc 2
1524                                         # aka GNU/Linux C library 6
1525                 xmake_file=x-linux
1526                 tm_file=i386/linux.h
1527                 tmake_file="t-linux i386/t-crtstuff"
1528                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1529                 gnu_ld=yes
1530                 float_format=i386
1531                 if test x$enable_threads = xyes; then
1532                         thread_file='posix'
1533                 fi
1534                 ;;
1535 changequote(,)dnl
1536         i[34567]86-*-gnu*)
1537                 float_format=i386
1538 changequote([,])dnl
1539                 ;;
1540 changequote(,)dnl
1541         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1542 changequote([,])dnl
1543                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1544                 exit 1
1545                 ;;
1546 changequote(,)dnl
1547         i[34567]86-pc-msdosdjgpp*)
1548 changequote([,])dnl
1549                 xm_file=i386/xm-djgpp.h
1550                 tm_file=i386/djgpp.h
1551                 tmake_file=i386/t-djgpp
1552                 xmake_file=i386/x-djgpp
1553                 gnu_ld=yes
1554                 gas=yes
1555                 exeext=.exe
1556                 float_format=none
1557                 case $host in *pc-msdosdjgpp*)
1558                         target_alias=djgpp
1559                         ;;
1560                 esac
1561                 ;;
1562 changequote(,)dnl
1563         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1564 changequote([,])dnl
1565                 tm_file=i386/moss.h
1566                 tmake_file=t-libc-ok
1567                 gnu_ld=yes
1568                 gas=yes
1569                 ;;
1570 changequote(,)dnl
1571         i[34567]86-*-lynxos*)
1572 changequote([,])dnl
1573                 if test x$gas = xyes
1574                 then
1575                         tm_file=i386/lynx.h
1576                 else
1577                         tm_file=i386/lynx-ng.h
1578                 fi
1579                 xm_file=i386/xm-lynx.h
1580                 tmake_file=i386/t-i386bare
1581                 xmake_file=x-lynx
1582                 ;;
1583 changequote(,)dnl
1584         i[34567]86-*-mach*)
1585 changequote([,])dnl
1586                 tm_file=i386/mach.h
1587 #               tmake_file=t-libc-ok
1588                 use_collect2=yes
1589                 ;;
1590 changequote(,)dnl
1591         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1592 changequote([,])dnl
1593                 if test x$elf = xyes
1594                 then
1595                         tm_file=i386/osfelf.h
1596                         use_collect2=
1597                 else
1598                         tm_file=i386/osfrose.h
1599                         use_collect2=yes
1600                 fi
1601                 xm_file="i386/xm-osf.h ${xm_file}"
1602                 xmake_file=i386/x-osfrose
1603                 tmake_file=i386/t-osf
1604                 extra_objs=halfpic.o
1605                 ;;
1606 changequote(,)dnl
1607         i[34567]86-go32-rtems*)
1608 changequote([,])dnl
1609                 cpu_type=i386
1610                 xm_file=i386/xm-go32.h
1611                 tm_file=i386/go32-rtems.h
1612                 tmake_file="i386/t-go32 t-rtems"
1613                 ;;
1614 changequote(,)dnl
1615         i[34567]86-*-rtemscoff*)
1616 changequote([,])dnl
1617                 cpu_type=i386
1618                 tm_file=i386/rtems.h
1619                 tmake_file="i386/t-i386bare t-rtems"
1620                 ;;
1621 changequote(,)dnl
1622         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1623 changequote([,])dnl
1624                 cpu_type=i386
1625                 tm_file=i386/rtemself.h
1626                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1627                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1628                 ;;
1629 changequote(,)dnl
1630         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1631 changequote([,])dnl
1632                 xm_file="xm-alloca.h ${xm_file} i386/xm-sco5.h"
1633                 xm_defines="USG SVR3"
1634                 xmake_file=i386/x-sco5
1635                 install_headers_dir=install-headers-cpio
1636                 tm_file=i386/sco5.h
1637                 if test x$gas = xyes
1638                 then
1639                         tm_file="i386/sco5gas.h ${tm_file}"
1640                         tmake_file=i386/t-sco5gas
1641                 else
1642                         tmake_file=i386/t-sco5
1643                 fi
1644                 tmake_file="$tmake_file i386/t-i386bare"
1645                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1646                 ;;
1647 changequote(,)dnl
1648         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1649 changequote([,])dnl
1650                 xm_file="${xm_file} i386/xm-sco.h"
1651                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX"
1652                 xmake_file=i386/x-sco4
1653                 install_headers_dir=install-headers-cpio
1654                 if test x$stabs = xyes
1655                 then
1656                         tm_file=i386/sco4dbx.h
1657                         tmake_file=i386/t-svr3dbx
1658                         extra_parts="svr3.ifile svr3z.rfile"
1659                 else
1660                         tm_file=i386/sco4.h
1661                         tmake_file=i386/t-crtstuff
1662                         extra_parts="crtbegin.o crtend.o"
1663                 fi
1664                 tmake_file="$tmake_file i386/t-i386bare"
1665                 # The default EAFS filesystem supports long file names.
1666                 # Truncating the target makes $host != $target which
1667                 # makes gcc think it is doing a cross-compile.
1668                 # truncate_target=yes
1669                 ;;
1670 changequote(,)dnl
1671         i[34567]86-*-sco*)              # 80386 running SCO system
1672 changequote([,])dnl
1673                 xm_file=i386/xm-sco.h
1674                 xmake_file=i386/x-sco
1675                 install_headers_dir=install-headers-cpio
1676                 if test x$stabs = xyes
1677                 then
1678                         tm_file=i386/scodbx.h
1679                         tmake_file=i386/t-svr3dbx
1680                         extra_parts="svr3.ifile svr3z.rfile"
1681                 else
1682                         tm_file=i386/sco.h
1683                         extra_parts="crtbegin.o crtend.o"
1684                         tmake_file=i386/t-crtstuff
1685                 fi
1686                 tmake_file="$tmake_file i386/t-i386bare"
1687                 truncate_target=yes
1688                 ;;
1689 changequote(,)dnl
1690         i[34567]86-*-solaris2*)
1691 changequote([,])dnl
1692                 xm_file="xm-alloca.h ${xm_file}"
1693                 xm_defines="USG POSIX SMALL_ARG_MAX"
1694                 tm_file=i386/sol2.h
1695                 if test x$gas = xyes; then
1696                         # Only needed if gas does not support -s
1697                         tm_file="i386/sol2gas.h ${tm_file}"
1698                 fi
1699                 tmake_file="i386/t-i386bare i386/t-sol2"
1700                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1701                 xmake_file=x-svr4
1702                 if test x${enable_threads} = x; then
1703                     enable_threads=$have_pthread_h
1704                     if test x${enable_threads} = x; then
1705                         enable_threads=$have_thread_h
1706                     fi
1707                 fi
1708                 if test x${enable_threads} = xyes; then
1709                     if test x${have_pthread_h} = xyes; then
1710                         thread_file='posix'
1711                     else
1712                         thread_file='solaris'
1713                     fi
1714                 fi
1715                 ;;
1716 changequote(,)dnl
1717        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1718 changequote([,])dnl
1719                xm_file="xm-alloca.h ${xm_file}"
1720                xm_defines="USG POSIX"
1721                tm_file=i386/sysv5.h
1722                if test x$stabs = xyes
1723                then
1724                        tm_file="${tm_file} dbx.h"
1725                fi
1726                tmake_file="i386/t-i386bare i386/t-crtpic"
1727                xmake_file=x-svr4
1728                extra_parts="crtbegin.o crtend.o"
1729                if test x$enable_threads = xyes; then
1730                        thread_file='posix'
1731                fi
1732                ;;
1733 changequote(,)dnl
1734         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1735 changequote([,])dnl
1736                 xm_file="xm-alloca.h ${xm_file}"
1737                 xm_defines="USG POSIX SMALL_ARG_MAX"
1738                 tm_file=i386/sysv4.h
1739                 if test x$stabs = xyes
1740                 then
1741                         tm_file="${tm_file} dbx.h"
1742                 fi
1743                 tmake_file="i386/t-i386bare i386/t-crtpic"
1744                 xmake_file=x-svr4
1745                 extra_parts="crtbegin.o crtend.o"
1746                 ;;
1747 changequote(,)dnl
1748         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1749 changequote([,])dnl
1750                 xm_file="xm-alloca.h ${xm_file}"
1751                 xm_defines="USG POSIX"
1752                 tm_file=i386/udk.h
1753                 tmake_file="i386/t-i386bare i386/t-crtpic i386/t-udk"
1754                 xmake_file=x-svr4
1755                 extra_parts="crtbegin.o crtend.o"
1756                 install_headers_dir=install-headers-cpio
1757                 ;;
1758 changequote(,)dnl
1759         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1760 changequote([,])dnl
1761                 cpu_type=i386
1762                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1763                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1764                 if test x$stabs = xyes
1765                 then
1766                         tm_file=i386/osf1elfgdb.h
1767                 else
1768                         tm_file=i386/osf1elf.h
1769                 fi
1770                 tmake_file=i386/t-osf1elf
1771                 xmake_file=i386/x-osf1elf
1772                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1773                 ;;
1774 changequote(,)dnl
1775         i[34567]86-*-sysv*)             # Intel 80386's running system V
1776 changequote([,])dnl
1777                 xm_defines="USG SVR3"
1778                 xmake_file=i386/x-sysv3
1779                 if test x$gas = xyes
1780                 then
1781                         if test x$stabs = xyes
1782                         then
1783                                 tm_file=i386/svr3dbx.h
1784                                 tmake_file=i386/t-svr3dbx
1785                                 extra_parts="svr3.ifile svr3z.rfile"
1786                         else
1787                                 tm_file=i386/svr3gas.h
1788                                 extra_parts="crtbegin.o crtend.o"
1789                                 tmake_file=i386/t-crtstuff
1790                         fi
1791                 else
1792                         tm_file=i386/sysv3.h
1793                         extra_parts="crtbegin.o crtend.o"
1794                         tmake_file=i386/t-crtstuff
1795                 fi
1796                 tmake_file="$tmake_file i386/t-crtpic"
1797                 ;;
1798         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1799                 xm_file="${xm_file} i386/xm-vsta.h"
1800                 tm_file=i386/vsta.h
1801                 tmake_file=i386/t-vsta
1802                 xmake_file=i386/x-vsta
1803                 ;;
1804 changequote(,)dnl
1805         i[34567]86-*-win32)
1806 changequote([,])dnl
1807                 xm_file="${xm_file} i386/xm-cygwin.h"
1808                 tmake_file=i386/t-cygwin
1809                 tm_file=i386/win32.h
1810                 xmake_file=i386/x-cygwin
1811                 extra_objs=winnt.o
1812                 if test x$enable_threads = xyes; then
1813                         thread_file='win32'
1814                 fi
1815                 exeext=.exe
1816                 ;;
1817 changequote(,)dnl
1818         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1819 changequote([,])dnl
1820                 xm_file="${xm_file} i386/xm-cygwin.h"
1821                 tmake_file=i386/t-cygwin
1822                 tm_file=i386/cygwin.h
1823                 xmake_file=i386/x-cygwin
1824                 extra_objs=winnt.o
1825                 if test x$enable_threads = xyes; then
1826                         thread_file='win32'
1827                 fi
1828                 exeext=.exe
1829                 ;;
1830 changequote(,)dnl
1831         i[34567]86-*-mingw32*)
1832 changequote([,])dnl
1833                 tm_file=i386/mingw32.h
1834                 xm_file="${xm_file} i386/xm-mingw32.h"
1835                 tmake_file="i386/t-cygwin i386/t-mingw32"
1836                 extra_objs=winnt.o
1837                 xmake_file=i386/x-cygwin
1838                 if test x$enable_threads = xyes; then
1839                         thread_file='win32'
1840                 fi
1841                 exeext=.exe
1842                 case $machine in
1843                         *mingw32msv*)
1844                                 ;;
1845                         *minwg32crt* | *mingw32*)
1846                                 tm_file="${tm_file} i386/crtdll.h"
1847                                 ;;
1848                 esac
1849                 ;;
1850 changequote(,)dnl
1851         i[34567]86-*-uwin*)
1852 changequote([,])dnl
1853                 tm_file=i386/uwin.h
1854                 xm_file="${xm_file} i386/xm-uwin.h"
1855                 xm_defines="USG NO_STAB_H"
1856                 tmake_file="i386/t-cygwin i386/t-uwin"
1857                 extra_objs=winnt.o
1858                 xmake_file=i386/x-cygwin
1859                 if test x$enable_threads = xyes; then
1860                         thread_file='win32'
1861                 fi
1862                 exeext=.exe
1863                 ;;
1864 changequote(,)dnl
1865         i[34567]86-*-interix*)
1866 changequote([,])dnl
1867                 tm_file="i386/i386-interix.h interix.h"
1868                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1869                 xm_defines="USG"
1870                 tmake_file="i386/t-interix"
1871                 extra_objs=interix.o
1872                 xmake_file=x-interix
1873                 if test x$enable_threads = xyes ; then
1874                         thread_file='posix'
1875                 fi
1876                 if test x$stabs = xyes ; then
1877                         tm_file="${tm_file} dbxcoff.h"
1878                 fi
1879                 ;;
1880 changequote(,)dnl
1881         i[34567]86-*-winnt3*)
1882 changequote([,])dnl
1883                 tm_file=i386/win-nt.h
1884                 out_file=i386/i386.c
1885                 xm_file="xm-winnt.h ${xm_file}"
1886                 xmake_file=winnt/x-winnt
1887                 tmake_file=i386/t-winnt
1888                 extra_host_objs="winnt.o oldnames.o"
1889                 extra_gcc_objs="spawnv.o oldnames.o"
1890                 if test x$gnu_ld != xyes
1891                 then
1892                         extra_programs=ld.exe
1893                 fi
1894                 if test x$enable_threads = xyes; then
1895                         thread_file='win32'
1896                 fi
1897                 ;;
1898 changequote(,)dnl
1899         i[34567]86-dg-dgux*)
1900 changequote([,])dnl
1901                 xm_file="xm-alloca.h ${xm_file}"
1902                 xm_defines="USG POSIX"
1903                 out_file=i386/dgux.c
1904                 tm_file=i386/dgux.h
1905                 tmake_file=i386/t-dgux
1906                 xmake_file=i386/x-dgux
1907                 install_headers_dir=install-headers-cpio
1908               ;;
1909         i860-alliant-*)         # Alliant FX/2800
1910                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1911                 xm_file="${xm_file}"
1912                 xmake_file=i860/x-fx2800
1913                 tmake_file=i860/t-fx2800
1914                 extra_parts="crtbegin.o crtend.o"
1915                 ;;
1916         i860-*-bsd*)
1917                 tm_file="${tm_file} i860/bsd.h"
1918                 if test x$gas = xyes
1919                 then
1920                         tm_file="${tm_file} i860/bsd-gas.h"
1921                 fi
1922                 use_collect2=yes
1923                 ;;
1924         i860-*-mach*)
1925                 tm_file="${tm_file} i860/mach.h"
1926                 tmake_file=t-libc-ok
1927                 ;;
1928         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1929                 tm_file="${tm_file} svr3.h i860/paragon.h"
1930                 xm_defines="USG SVR3"
1931                 tmake_file=t-osf
1932                 ;;
1933         i860-*-sysv3*)
1934                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1935                 xm_defines="USG SVR3"
1936                 xmake_file=i860/x-sysv3
1937                 extra_parts="crtbegin.o crtend.o"
1938                 ;;
1939         i860-*-sysv4*)
1940                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1941                 xm_defines="USG SVR3"
1942                 xmake_file=i860/x-sysv4
1943                 tmake_file=t-svr4
1944                 extra_parts="crtbegin.o crtend.o"
1945                 ;;
1946         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1947                 tm_file="${tm_file} i960/vx960.h"
1948                 tmake_file=i960/t-vxworks960
1949                 use_collect2=yes
1950                 thread_file='vxworks'
1951                 ;;
1952         i960-wrs-vxworks5* | i960-wrs-vxworks)
1953                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1954                 tmake_file=i960/t-vxworks960
1955                 use_collect2=yes
1956                 thread_file='vxworks'
1957                 ;;
1958         i960-wrs-vxworks*)
1959                 tm_file="${tm_file} i960/vx960.h"
1960                 tmake_file=i960/t-vxworks960
1961                 use_collect2=yes
1962                 thread_file='vxworks'
1963                 ;;
1964         i960-*-coff*)
1965                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1966                 tmake_file=i960/t-960bare
1967                 use_collect2=yes
1968                 ;;
1969         i960-*-rtems)
1970                 tmake_file="i960/t-960bare t-rtems"
1971                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1972                 use_collect2=yes
1973                 ;;
1974         i960-*-*)                       # Default i960 environment.
1975                 use_collect2=yes
1976                 ;;
1977         ia64*-*-elf*)
1978                 tm_file=ia64/elf.h
1979                 tmake_file="ia64/t-ia64"
1980                 target_cpu_default="0"
1981                 if test x$gas = xyes
1982                 then
1983                         target_cpu_default="${target_cpu_default}|MASK_GNU_AS"
1984                 fi
1985                 if test x$gnu_ld = xyes
1986                 then
1987                         target_cpu_default="${target_cpu_default}|MASK_GNU_LD"
1988                 fi
1989                 ;;
1990         ia64*-*-linux*)
1991                 tm_file=ia64/linux.h
1992                 tmake_file="t-linux ia64/t-ia64"
1993                 target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
1994                 if test x$enable_threads = xyes; then
1995                         thread_file='posix'
1996                 fi
1997                 ;;
1998         m32r-*-elf*)
1999                 extra_parts="crtinit.o crtfini.o"
2000                 ;;
2001         m68000-convergent-sysv*)
2002                 tm_file=m68k/ctix.h
2003                 xm_file="m68k/xm-3b1.h ${xm_file}"
2004                 xm_defines=USG
2005                 use_collect2=yes
2006                 extra_headers=math-68881.h
2007                 ;;
2008         m68000-hp-bsd*)                 # HP 9000/200 running BSD
2009                 tm_file=m68k/hp2bsd.h
2010                 xmake_file=m68k/x-hp2bsd
2011                 use_collect2=yes
2012                 extra_headers=math-68881.h
2013                 ;;
2014         m68000-hp-hpux*)                # HP 9000 series 300
2015                 xm_file="xm-alloca.h ${xm_file}"
2016                 xm_defines="USG"
2017                 if test x$gas = xyes
2018                 then
2019                         xmake_file=m68k/x-hp320g
2020                         tm_file=m68k/hp310g.h
2021                 else
2022                         xmake_file=m68k/x-hp320
2023                         tm_file=m68k/hp310.h
2024                 fi
2025                 install_headers_dir=install-headers-cpio
2026                 use_collect2=yes
2027                 extra_headers=math-68881.h
2028                 ;;
2029         m68000-sun-sunos3*)
2030                 tm_file=m68k/sun2.h
2031                 use_collect2=yes
2032                 extra_headers=math-68881.h
2033                 ;;
2034         m68000-sun-sunos4*)
2035                 tm_file=m68k/sun2o4.h
2036                 use_collect2=yes
2037                 extra_headers=math-68881.h
2038                 ;;
2039         m68000-att-sysv*)
2040                 xm_file="m68k/xm-3b1.h ${xm_file}"
2041                 xm_defines=USG
2042                 if test x$gas = xyes
2043                 then
2044                         tm_file=m68k/3b1g.h
2045                 else
2046                         tm_file=m68k/3b1.h
2047                 fi
2048                 use_collect2=yes
2049                 extra_headers=math-68881.h
2050                 ;;
2051         m68k-apple-aux*)                # Apple Macintosh running A/UX
2052                 xm_defines="USG AUX"
2053                 tmake_file=m68k/t-aux
2054                 install_headers_dir=install-headers-cpio
2055                 extra_headers=math-68881.h
2056                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
2057                 tm_file=
2058                 if test "$gnu_ld" = yes
2059                 then
2060                         tm_file="${tm_file} m68k/auxgld.h"
2061                 else
2062                         tm_file="${tm_file} m68k/auxld.h"
2063                 fi
2064                 if test "$gas" = yes
2065                 then
2066                         tm_file="${tm_file} m68k/auxgas.h"
2067                 else
2068                         tm_file="${tm_file} m68k/auxas.h"
2069                 fi
2070                 tm_file="${tm_file} m68k/a-ux.h"
2071                 float_format=m68k
2072                 ;;
2073         m68k-apollo-*)
2074                 tm_file=m68k/apollo68.h
2075                 xmake_file=m68k/x-apollo68
2076                 use_collect2=yes
2077                 extra_headers=math-68881.h
2078                 float_format=m68k
2079                 ;;
2080         m68k-altos-sysv*)                  # Altos 3068
2081                 if test x$gas = xyes
2082                 then
2083                         tm_file=m68k/altos3068.h
2084                         xm_defines=USG
2085                 else
2086                         echo "The Altos is supported only with the GNU assembler" 1>&2
2087                         exit 1
2088                 fi
2089                 extra_headers=math-68881.h
2090                 ;;
2091         m68k-bull-sysv*)                # Bull DPX/2
2092                 if test x$gas = xyes
2093                 then
2094                         if test x$stabs = xyes
2095                         then
2096                                 tm_file=m68k/dpx2cdbx.h
2097                         else
2098                                 tm_file=m68k/dpx2g.h
2099                         fi
2100                 else
2101                         tm_file=m68k/dpx2.h
2102                 fi
2103                 xm_file="xm-alloca.h ${xm_file}"
2104                 xm_defines=USG
2105                 xmake_file=m68k/x-dpx2
2106                 use_collect2=yes
2107                 extra_headers=math-68881.h
2108                 ;;
2109         m68k-atari-sysv4*)              # Atari variant of V.4.
2110                 tm_file=m68k/atari.h
2111                 xm_file="xm-alloca.h ${xm_file}"
2112                 xm_defines="USG FULL_PROTOTYPES"
2113                 tmake_file=t-svr4
2114                 extra_parts="crtbegin.o crtend.o"
2115                 extra_headers=math-68881.h
2116                 float_format=m68k
2117                 ;;
2118         m68k-motorola-sysv*)
2119                 tm_file=m68k/mot3300.h
2120                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
2121                 if test x$gas = xyes
2122                 then
2123                         xmake_file=m68k/x-mot3300-gas
2124                         if test x$gnu_ld = xyes
2125                         then
2126                                 tmake_file=m68k/t-mot3300-gald
2127                         else
2128                                 tmake_file=m68k/t-mot3300-gas
2129                                 use_collect2=yes
2130                         fi
2131                 else
2132                         xmake_file=m68k/x-mot3300
2133                         if test x$gnu_ld = xyes
2134                         then
2135                                 tmake_file=m68k/t-mot3300-gld
2136                         else
2137                                 tmake_file=m68k/t-mot3300
2138                                 use_collect2=yes
2139                         fi
2140                 fi
2141                 gdb_needs_out_file_path=yes
2142                 extra_parts="crt0.o mcrt0.o"
2143                 extra_headers=math-68881.h
2144                 float_format=m68k
2145                 ;;
2146         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
2147                 tm_file=m68k/tower-as.h
2148                 xm_defines="USG SVR3"
2149                 xmake_file=m68k/x-tower
2150                 extra_parts="crtbegin.o crtend.o"
2151                 extra_headers=math-68881.h
2152                 ;;
2153         m68k-plexus-sysv*)
2154                 tm_file=m68k/plexus.h
2155                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
2156                 xm_defines=USG
2157                 use_collect2=yes
2158                 extra_headers=math-68881.h
2159                 ;;
2160         m68k-tti-*)
2161                 tm_file=m68k/pbb.h
2162                 xm_file="xm-alloca.h ${xm_file}"
2163                 xm_defines=USG
2164                 extra_headers=math-68881.h
2165                 ;;
2166         m68k-crds-unos*)
2167                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
2168                 xm_defines="USG unos"
2169                 xmake_file=m68k/x-crds
2170                 tm_file=m68k/crds.h
2171                 use_collect2=yes
2172                 extra_headers=math-68881.h
2173                 ;;
2174         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2175                 tm_file=m68k/amix.h
2176                 xm_file="xm-alloca.h ${xm_file}"
2177                 xm_defines="USG FULL_PROTOTYPES"
2178                 xmake_file=m68k/x-amix
2179                 tmake_file=t-svr4
2180                 extra_parts="crtbegin.o crtend.o"
2181                 extra_headers=math-68881.h
2182                 float_format=m68k
2183                 ;;
2184         m68k-ccur-rtu)
2185                 tm_file=m68k/ccur-GAS.h
2186                 xmake_file=m68k/x-ccur
2187                 extra_headers=math-68881.h
2188                 use_collect2=yes
2189                 float_format=m68k
2190                 ;;
2191         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2192                 tm_file=m68k/hp3bsd44.h
2193                 xmake_file=m68k/x-hp3bsd44
2194                 use_collect2=yes
2195                 extra_headers=math-68881.h
2196                 float_format=m68k
2197                 ;;
2198         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2199                 tm_file=m68k/hp3bsd.h
2200                 use_collect2=yes
2201                 extra_headers=math-68881.h
2202                 float_format=m68k
2203                 ;;
2204         m68k-isi-bsd*)
2205                 if test x$with_fp = xno
2206                 then
2207                         tm_file=m68k/isi-nfp.h
2208                 else
2209                         tm_file=m68k/isi.h
2210                         float_format=m68k
2211                 fi
2212                 use_collect2=yes
2213                 extra_headers=math-68881.h
2214                 ;;
2215         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2216                 xm_file="xm-alloca.h ${xm_file}"
2217                 xm_defines="USG"
2218                 if test x$gas = xyes
2219                 then
2220                         xmake_file=m68k/x-hp320g
2221                         tm_file=m68k/hp320g.h
2222                 else
2223                         xmake_file=m68k/x-hp320
2224                         tm_file=m68k/hpux7.h
2225                 fi
2226                 install_headers_dir=install-headers-cpio
2227                 use_collect2=yes
2228                 extra_headers=math-68881.h
2229                 float_format=m68k
2230                 ;;
2231         m68k-hp-hpux*)  # HP 9000 series 300
2232                 xm_file="xm-alloca.h ${xm_file}"
2233                 xm_defines="USG"
2234                 if test x$gas = xyes
2235                 then
2236                         xmake_file=m68k/x-hp320g
2237                         tm_file=m68k/hp320g.h
2238                 else
2239                         xmake_file=m68k/x-hp320
2240                         tm_file=m68k/hp320.h
2241                 fi
2242                 install_headers_dir=install-headers-cpio
2243                 use_collect2=yes
2244                 extra_headers=math-68881.h
2245                 float_format=m68k
2246                 ;;
2247         m68k-sun-mach*)
2248                 tm_file=m68k/sun3mach.h
2249                 use_collect2=yes
2250                 extra_headers=math-68881.h
2251                 float_format=m68k
2252                 ;;
2253         m68k-sony-newsos3*)
2254                 if test x$gas = xyes
2255                 then
2256                         tm_file=m68k/news3gas.h
2257                 else
2258                         tm_file=m68k/news3.h
2259                 fi
2260                 use_collect2=yes
2261                 extra_headers=math-68881.h
2262                 float_format=m68k
2263                 ;;
2264         m68k-sony-bsd* | m68k-sony-newsos*)
2265                 if test x$gas = xyes
2266                 then
2267                         tm_file=m68k/newsgas.h
2268                 else
2269                         tm_file=m68k/news.h
2270                 fi
2271                 use_collect2=yes
2272                 extra_headers=math-68881.h
2273                 float_format=m68k
2274                 ;;
2275         m68k-next-nextstep2*)
2276                 tm_file=m68k/next21.h
2277                 xm_file="m68k/xm-next.h ${xm_file}"
2278                 tmake_file=m68k/t-next
2279                 xmake_file=m68k/x-next
2280                 extra_objs=nextstep.o
2281                 extra_headers=math-68881.h
2282                 use_collect2=yes
2283                 float_format=m68k
2284                 ;;
2285 changequote(,)dnl
2286         m68k-next-nextstep[34]*)
2287 changequote([,])dnl
2288                 tm_file=m68k/next.h
2289                 xm_file="m68k/xm-next.h ${xm_file}"
2290                 tmake_file=m68k/t-next
2291                 xmake_file=m68k/x-next
2292                 extra_objs=nextstep.o
2293                 extra_parts="crtbegin.o crtend.o"
2294                 extra_headers=math-68881.h
2295                 float_format=m68k
2296                 if test x$enable_threads = xyes; then
2297                         thread_file='mach'
2298                 fi
2299                 ;;
2300         m68k-sun-sunos3*)
2301                 if test x$with_fp = xno
2302                 then
2303                         tm_file=m68k/sun3n3.h
2304                 else
2305                         tm_file=m68k/sun3o3.h
2306                         float_format=m68k
2307                 fi
2308                 use_collect2=yes
2309                 extra_headers=math-68881.h
2310                 ;;
2311         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2312                 if test x$with_fp = xno
2313                 then
2314                         tm_file=m68k/sun3n.h
2315                 else
2316                         tm_file=m68k/sun3.h
2317                         float_format=m68k
2318                 fi
2319                 use_collect2=yes
2320                 extra_headers=math-68881.h
2321                 ;;
2322         m68k-wrs-vxworks*)
2323                 tm_file=m68k/vxm68k.h
2324                 tmake_file=m68k/t-vxworks68
2325                 extra_headers=math-68881.h
2326                 thread_file='vxworks'
2327                 float_format=m68k
2328                 ;;
2329         m68k-*-aout*)
2330                 tmake_file=m68k/t-m68kbare
2331                 tm_file="m68k/m68k-aout.h libgloss.h"
2332                 extra_headers=math-68881.h
2333                 float_format=m68k
2334                 ;;
2335         m68k-*-coff*)
2336                 tmake_file=m68k/t-m68kbare
2337                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2338                 extra_headers=math-68881.h
2339                 float_format=m68k
2340                 ;;
2341         m68020-*-elf* | m68k-*-elf*)
2342                 tm_file="m68k/m68020-elf.h"
2343                 xm_file=m68k/xm-m68kv.h
2344                 tmake_file=m68k/t-m68kelf
2345                 header_files=math-68881.h
2346                 ;;
2347         m68k-*-lynxos*)
2348                 if test x$gas = xyes
2349                 then
2350                         tm_file=m68k/lynx.h
2351                 else
2352                         tm_file=m68k/lynx-ng.h
2353                 fi
2354                 xm_file=m68k/xm-lynx.h
2355                 xmake_file=x-lynx
2356                 tmake_file=m68k/t-lynx
2357                 extra_headers=math-68881.h
2358                 float_format=m68k
2359                 ;;
2360         m68k*-*-netbsd*)
2361                 tm_file=m68k/netbsd.h
2362                 tmake_file=t-netbsd
2363                 float_format=m68k
2364                 use_collect2=yes
2365                 ;;
2366         m68k*-*-openbsd*)
2367                 float_format=m68k
2368                 # we need collect2 until our bug is fixed...
2369                 use_collect2=yes
2370                 ;;
2371         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2372                 xm_file="xm-alloca.h ${xm_file}"
2373                 xm_defines=USG
2374                 xmake_file=m68k/x-m68kv
2375                 extra_parts="crtbegin.o crtend.o"
2376                 extra_headers=math-68881.h
2377                 float_format=m68k
2378                 ;;
2379         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2380                 tm_file=m68k/m68kv4.h
2381                 xm_file="xm-alloca.h ${xm_file}"
2382                 xm_defines=USG
2383                 tmake_file=t-svr4
2384                 extra_parts="crtbegin.o crtend.o"
2385                 extra_headers=math-68881.h
2386                 float_format=m68k
2387                 ;;
2388         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2389                                         # with a.out format
2390                 xmake_file=x-linux
2391                 tm_file=m68k/linux-aout.h
2392                 tmake_file="t-linux-aout m68k/t-linux-aout"
2393                 extra_headers=math-68881.h
2394                 float_format=m68k
2395                 gnu_ld=yes
2396                 ;;
2397         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2398                                         # with ELF format using the
2399                                         # GNU/Linux C library 5
2400                 xmake_file=x-linux
2401                 tm_file=m68k/linux.h
2402                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2403                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2404                 extra_headers=math-68881.h
2405                 float_format=m68k
2406                 gnu_ld=yes
2407                 ;;
2408         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2409                                         # with ELF format using glibc 2
2410                                         # aka the GNU/Linux C library 6.
2411                 xmake_file=x-linux
2412                 tm_file=m68k/linux.h
2413                 tmake_file="t-linux m68k/t-linux"
2414                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2415                 extra_headers=math-68881.h
2416                 float_format=m68k
2417                 gnu_ld=yes
2418                 if test x$enable_threads = xyes; then
2419                         thread_file='posix'
2420                 fi
2421                 ;;
2422         m68k-*-psos*)
2423                 tmake_file=m68k/t-m68kbare
2424                 tm_file=m68k/m68k-psos.h
2425                 extra_headers=math-68881.h
2426                 float_format=m68k
2427                 ;;
2428         m68k-*-rtemscoff*)
2429                 tmake_file="m68k/t-m68kbare t-rtems"
2430                 tm_file=m68k/rtems.h
2431                 extra_headers=math-68881.h
2432                 float_format=m68k
2433                 ;;
2434         m68k-*-rtemself*|m68k-*-rtems*)
2435                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2436                 tm_file=m68k/rtemself.h
2437                 extra_headers=math-68881.h
2438                 float_format=m68k
2439                 ;;
2440         m88k-dg-dgux*)
2441                 case $machine in
2442                   m88k-dg-dguxbcs*)
2443                     tm_file=m88k/dguxbcs.h
2444                     tmake_file=m88k/t-dguxbcs
2445                     ;;
2446                   *)
2447                     tm_file=m88k/dgux.h
2448                     tmake_file=m88k/t-dgux
2449                     ;;
2450                 esac
2451                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2452                 xmake_file=m88k/x-dgux
2453                 if test x$gas = xyes
2454                 then
2455                         tmake_file=m88k/t-dgux-gas
2456                 fi
2457                 ;;
2458         m88k-dolphin-sysv3*)
2459                 tm_file=m88k/dolph.h
2460                 extra_parts="crtbegin.o crtend.o"
2461                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2462                 xmake_file=m88k/x-dolph
2463                 if test x$gas = xyes
2464                 then
2465                         tmake_file=m88k/t-m88k-gas
2466                 fi
2467                 ;;
2468         m88k-tektronix-sysv3)
2469                 tm_file=m88k/tekXD88.h
2470                 extra_parts="crtbegin.o crtend.o"
2471                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2472                 xmake_file=m88k/x-tekXD88
2473                 if test x$gas = xyes
2474                 then
2475                         tmake_file=m88k/t-m88k-gas
2476                 fi
2477                 ;;
2478         m88k-*-aout*)
2479                 tm_file=m88k/m88k-aout.h
2480                 ;;
2481         m88k-*-coff*)
2482                 tm_file=m88k/m88k-coff.h
2483                 tmake_file=m88k/t-bug
2484                 ;;
2485         m88k-*-luna*)
2486                 tm_file=m88k/luna.h
2487                 extra_parts="crtbegin.o crtend.o"
2488                 if test x$gas = xyes
2489                 then
2490                         tmake_file=m88k/t-luna-gas
2491                 else
2492                         tmake_file=m88k/t-luna
2493                 fi
2494                 ;;
2495         m88k-*-openbsd*)
2496                 tmake_file="${tmake_file} m88k/t-luna-gas"
2497                 ;;
2498         m88k-*-sysv3*)
2499                 tm_file=m88k/sysv3.h
2500                 extra_parts="crtbegin.o crtend.o"
2501                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2502                 xmake_file=m88k/x-sysv3
2503                 if test x$gas = xyes
2504                 then
2505                         tmake_file=m88k/t-m88k-gas
2506                 fi
2507                 ;;
2508         m88k-*-sysv4*)
2509                 tm_file=m88k/sysv4.h
2510                 extra_parts="crtbegin.o crtend.o"
2511                 xmake_file=m88k/x-sysv4
2512                 tmake_file=m88k/t-sysv4
2513                 ;;
2514         mcore-*-elf)
2515                 tm_file=mcore/mcore-elf.h
2516                 tmake_file=mcore/t-mcore
2517                 ;;
2518         mcore-*-pe*)
2519                 tm_file=mcore/mcore-pe.h
2520                 tmake_file=mcore/t-mcore-pe
2521                 ;;
2522         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2523                 if test "x$gnu_ld" = xyes
2524                 then
2525                         tm_file="mips/iris6.h mips/iris6gld.h"
2526                 else
2527                         tm_file=mips/iris6.h
2528                 fi
2529                 tmake_file=mips/t-iris6
2530                 xm_file=mips/xm-iris6.h
2531                 xmake_file=mips/x-iris6
2532 #               if test x$enable_threads = xyes; then
2533 #                       thread_file='irix'
2534 #               fi
2535                 ;;
2536         mips-wrs-vxworks)
2537                 tm_file="mips/elf.h mips/vxworks.h"
2538                 tmake_file=mips/t-ecoff
2539                 gas=yes
2540                 gnu_ld=yes
2541                 extra_parts="crtbegin.o crtend.o"
2542                 thread_file='vxworks'
2543                 ;;
2544         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2545                 tm_file="mips/iris6.h mips/cross64.h"
2546                 xm_defines=USG
2547                 xm_file="mips/xm-iris5.h"
2548                 xmake_file=mips/x-iris
2549                 tmake_file=mips/t-cross64
2550                 # See comment in mips/iris[56].h files.
2551                 use_collect2=yes
2552 #               if test x$enable_threads = xyes; then
2553 #                       thread_file='irix'
2554 #               fi
2555                 ;;
2556         mips-sni-sysv4)
2557                 if test x$gas = xyes
2558                 then
2559                         if test x$stabs = xyes
2560                         then
2561                                 tm_file=mips/iris5gdb.h
2562                         else
2563                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2564                         fi
2565                 else
2566                         tm_file=mips/sni-svr4.h
2567                 fi
2568                 xm_defines=USG
2569                 xmake_file=mips/x-sni-svr4
2570                 tmake_file=mips/t-mips-gas
2571                 if test x$gnu_ld != xyes
2572                 then
2573                         use_collect2=yes
2574                 fi
2575                 ;;
2576         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2577                 if test x$gas = xyes
2578                 then
2579                         tm_file="mips/iris5.h mips/iris5gas.h"
2580                         if test x$stabs = xyes
2581                         then
2582                                 tm_file="${tm_file} dbx.h"
2583                         fi
2584                 else
2585                         tm_file=mips/iris5.h
2586                 fi
2587                 xm_defines=USG
2588                 xm_file="mips/xm-iris5.h"
2589                 xmake_file=mips/x-iris
2590                 # mips-tfile doesn't work yet
2591                 tmake_file=mips/t-mips-gas
2592                 # See comment in mips/iris5.h file.
2593                 use_collect2=yes
2594 #               if test x$enable_threads = xyes; then
2595 #                       thread_file='irix'
2596 #               fi
2597                 ;;
2598         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2599                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2600                 if test x$stabs = xyes; then
2601                         tm_file="${tm_file} dbx.h"
2602                 fi
2603                 xm_defines=USG
2604                 xmake_file=mips/x-iris
2605                 if test x$gas = xyes
2606                 then
2607                         tmake_file=mips/t-mips-gas
2608                 else
2609                         extra_passes="mips-tfile mips-tdump"
2610                 fi
2611                 if test x$gnu_ld != xyes
2612                 then
2613                         use_collect2=yes
2614                 fi
2615 #               if test x$enable_threads = xyes; then
2616 #                       thread_file='irix'
2617 #               fi
2618                 ;;
2619         mips-sgi-irix4*)                # Mostly like a MIPS.
2620                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2621                 if test x$stabs = xyes; then
2622                         tm_file="${tm_file} dbx.h"
2623                 fi
2624                 xm_defines=USG
2625                 xmake_file=mips/x-iris
2626                 if test x$gas = xyes
2627                 then
2628                         tmake_file=mips/t-mips-gas
2629                 else
2630                         extra_passes="mips-tfile mips-tdump"
2631                 fi
2632                 if test x$gnu_ld != xyes
2633                 then
2634                         use_collect2=yes
2635                 fi
2636 #               if test x$enable_threads = xyes; then
2637 #                       thread_file='irix'
2638 #               fi
2639                 ;;
2640         mips-sgi-*)                     # Mostly like a MIPS.
2641                 tm_file="mips/iris3.h ${tm_file}"
2642                 if test x$stabs = xyes; then
2643                         tm_file="${tm_file} dbx.h"
2644                 fi
2645                 xm_defines=USG
2646                 xmake_file=mips/x-iris3
2647                 if test x$gas = xyes
2648                 then
2649                         tmake_file=mips/t-mips-gas
2650                 else
2651                         extra_passes="mips-tfile mips-tdump"
2652                 fi
2653                 if test x$gnu_ld != xyes
2654                 then
2655                         use_collect2=yes
2656                 fi
2657                 ;;
2658         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2659                 tm_file="mips/osfrose.h ${tm_file}"
2660                 xmake_file=mips/x-osfrose
2661                 tmake_file=mips/t-osfrose
2662                 extra_objs=halfpic.o
2663                 use_collect2=yes
2664                 ;;
2665         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2666                 tm_file=mips/dec-osf1.h
2667                 if test x$stabs = xyes; then
2668                         tm_file="${tm_file} dbx.h"
2669                 fi
2670                 xmake_file=mips/x-dec-osf1
2671                 if test x$gas = xyes
2672                 then
2673                         tmake_file=mips/t-mips-gas
2674                 else
2675                         tmake_file=mips/t-ultrix
2676                         extra_passes="mips-tfile mips-tdump"
2677                 fi
2678                 if test x$gnu_ld != xyes
2679                 then
2680                         use_collect2=yes
2681                 fi
2682                 ;;
2683         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2684               tm_file=mips/dec-bsd.h
2685               if test x$gas = xyes
2686               then
2687                         tmake_file=mips/t-mips-gas
2688               else
2689                         tmake_file=mips/t-ultrix
2690                         extra_passes="mips-tfile mips-tdump"
2691               fi
2692               if test x$gnu_ld != xyes
2693               then
2694                         use_collect2=yes
2695               fi
2696               ;;
2697         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2698                 tm_file=mips/netbsd.h
2699                 # On NetBSD, the headers are already okay, except for math.h.
2700                 tmake_file=t-netbsd
2701                 ;;
2702        mips*-*-linux*)                         # Linux MIPS, either endian.
2703                 xmake_file=x-linux
2704                case $machine in
2705                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2706                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2707                esac
2708                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2709                 gnu_ld=yes
2710                 gas=yes
2711                 if test x$enable_threads = xyes; then
2712                         thread_file='posix'
2713                 fi
2714                 ;;
2715         mips*el-*-openbsd*)     # mips little endian
2716                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2717                 ;;
2718         mips*-*-openbsd*)               # mips big endian
2719                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2720                 tm_file="mips/openbsd-be.h ${tm_file}"
2721                 ;;
2722         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2723                 tm_file="mips/news4.h ${tm_file}"
2724                 if test x$stabs = xyes; then
2725                         tm_file="${tm_file} dbx.h"
2726                 fi
2727                 if test x$gas = xyes
2728                 then
2729                         tmake_file=mips/t-mips-gas
2730                 else
2731                         extra_passes="mips-tfile mips-tdump"
2732                 fi
2733                 if test x$gnu_ld != xyes
2734                 then
2735                         use_collect2=yes
2736                 fi
2737                 xmake_file=mips/x-sony
2738                 ;;
2739         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2740                                         # That is based on svr4.
2741                 # t-svr4 is not right because this system doesn't use ELF.
2742                 tm_file="mips/news5.h ${tm_file}"
2743                 if test x$stabs = xyes; then
2744                         tm_file="${tm_file} dbx.h"
2745                 fi
2746                 xm_defines=USG
2747                 if test x$gas = xyes
2748                 then
2749                         tmake_file=mips/t-mips-gas
2750                 else
2751                         extra_passes="mips-tfile mips-tdump"
2752                 fi
2753                 if test x$gnu_ld != xyes
2754                 then
2755                         use_collect2=yes
2756                 fi
2757                 ;;
2758         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2759                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2760                 if test x$stabs = xyes; then
2761                         tm_file="${tm_file} dbx.h"
2762                 fi
2763                 xm_defines=USG
2764                 xmake_file=mips/x-sysv
2765                 if test x$gas = xyes
2766                 then
2767                         tmake_file=mips/t-mips-gas
2768                         extra_parts="crtbegin.o crtend.o"
2769                 else
2770                         tmake_file=mips/t-mips
2771                         extra_passes="mips-tfile mips-tdump"
2772                 fi
2773                 if test x$gnu_ld != xyes
2774                 then
2775                         use_collect2=yes
2776                 fi
2777                 ;;
2778         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2779                 tm_file="mips/ultrix.h ${tm_file}"
2780                 if test x$stabs = xyes; then
2781                         tm_file="${tm_file} dbx.h"
2782                 fi
2783                 xmake_file=mips/x-ultrix
2784                 if test x$gas = xyes
2785                 then
2786                         tmake_file=mips/t-mips-gas
2787                 else
2788                         tmake_file=mips/t-ultrix
2789                         extra_passes="mips-tfile mips-tdump"
2790                 fi
2791                 if test x$gnu_ld != xyes
2792                 then
2793                         use_collect2=yes
2794                 fi
2795                 ;;
2796 changequote(,)dnl
2797         mips-*-riscos[56789]bsd*)
2798 changequote([,])dnl
2799                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2800                 if test x$stabs = xyes; then
2801                         tm_file="${tm_file} dbx.h"
2802                 fi
2803                 if test x$gas = xyes
2804                 then
2805                         tmake_file=mips/t-bsd-gas
2806                 else
2807                         tmake_file=mips/t-bsd
2808                         extra_passes="mips-tfile mips-tdump"
2809                 fi
2810                 if test x$gnu_ld != xyes
2811                 then
2812                         use_collect2=yes
2813                 fi
2814                 ;;
2815 changequote(,)dnl
2816         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2817 changequote([,])dnl
2818                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2819                 if test x$stabs = xyes; then
2820                         tm_file="${tm_file} dbx.h"
2821                 fi
2822                 if test x$gas = xyes
2823                 then
2824                         tmake_file=mips/t-bsd-gas
2825                 else
2826                         tmake_file=mips/t-bsd
2827                         extra_passes="mips-tfile mips-tdump"
2828                 fi
2829                 if test x$gnu_ld != xyes
2830                 then
2831                         use_collect2=yes
2832                 fi
2833                 ;;
2834 changequote(,)dnl
2835         mips-*-riscos[56789]sysv4*)
2836 changequote([,])dnl
2837                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2838                 if test x$stabs = xyes; then
2839                         tm_file="${tm_file} dbx.h"
2840                 fi
2841                 xmake_file=mips/x-sysv
2842                 if test x$gas = xyes
2843                 then
2844                         tmake_file=mips/t-svr4-gas
2845                 else
2846                         tmake_file=mips/t-svr4
2847                         extra_passes="mips-tfile mips-tdump"
2848                 fi
2849                 if test x$gnu_ld != xyes
2850                 then
2851                         use_collect2=yes
2852                 fi
2853                 ;;
2854 changequote(,)dnl
2855         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2856 changequote([,])dnl
2857                 tm_file="mips/svr4-4.h ${tm_file}"
2858                 if test x$stabs = xyes; then
2859                         tm_file="${tm_file} dbx.h"
2860                 fi
2861                 xm_defines=USG
2862                 xmake_file=mips/x-sysv
2863                 if test x$gas = xyes
2864                 then
2865                         tmake_file=mips/t-svr4-gas
2866                 else
2867                         tmake_file=mips/t-svr4
2868                         extra_passes="mips-tfile mips-tdump"
2869                 fi
2870                 if test x$gnu_ld != xyes
2871                 then
2872                         use_collect2=yes
2873                 fi
2874                 ;;
2875 changequote(,)dnl
2876         mips-*-riscos[56789]sysv*)
2877 changequote([,])dnl
2878                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2879                 if test x$stabs = xyes; then
2880                         tm_file="${tm_file} dbx.h"
2881                 fi
2882                 xm_defines=USG
2883                 xmake_file=mips/x-sysv
2884                 if test x$gas = xyes
2885                 then
2886                         tmake_file=mips/t-svr3-gas
2887                 else
2888                         tmake_file=mips/t-svr3
2889                         extra_passes="mips-tfile mips-tdump"
2890                 fi
2891                 if test x$gnu_ld != xyes
2892                 then
2893                         use_collect2=yes
2894                 fi
2895                 ;;
2896         mips-*-sysv* | mips-*-riscos*sysv*)
2897                 tm_file="mips/svr3-4.h ${tm_file}"
2898                 if test x$stabs = xyes; then
2899                         tm_file="${tm_file} dbx.h"
2900                 fi
2901                 xm_defines=USG
2902                 xmake_file=mips/x-sysv
2903                 if test x$gas = xyes
2904                 then
2905                         tmake_file=mips/t-svr3-gas
2906                 else
2907                         tmake_file=mips/t-svr3
2908                         extra_passes="mips-tfile mips-tdump"
2909                 fi
2910                 if test x$gnu_ld != xyes
2911                 then
2912                         use_collect2=yes
2913                 fi
2914                 ;;
2915 changequote(,)dnl
2916         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2917 changequote([,])dnl
2918                 tm_file=mips/mips-5.h
2919                 if test x$stabs = xyes; then
2920                         tm_file="${tm_file} dbx.h"
2921                 fi
2922                 if test x$gas = xyes
2923                 then
2924                         tmake_file=mips/t-mips-gas
2925                 else
2926                         extra_passes="mips-tfile mips-tdump"
2927                 fi
2928                 if test x$gnu_ld != xyes
2929                 then
2930                         use_collect2=yes
2931                 fi
2932                 ;;
2933         mips-*-gnu*)
2934                 ;;
2935         mipsel-*-ecoff*)
2936                 tm_file=mips/ecoffl.h
2937                 if test x$stabs = xyes; then
2938                         tm_file="${tm_file} dbx.h"
2939                 fi
2940                 tmake_file=mips/t-ecoff
2941                 ;;
2942         mips-*-ecoff*)
2943                 tm_file="gofast.h mips/ecoff.h"
2944                 if test x$stabs = xyes; then
2945                         tm_file="${tm_file} dbx.h"
2946                 fi
2947                 tmake_file=mips/t-ecoff
2948                 ;;
2949         mipsel-*-elf*)
2950                 tm_file="mips/elfl.h"
2951                 tmake_file=mips/t-elf
2952                 ;;
2953         mips-*-elf*)
2954                 tm_file="mips/elf.h"
2955                 tmake_file=mips/t-elf
2956                 ;;
2957         mips64el-*-elf*)
2958                 tm_file="mips/elfl64.h"
2959                 tmake_file=mips/t-elf
2960                 ;;
2961         mips64orionel-*-elf*)
2962                 tm_file="mips/elforion.h mips/elfl64.h"
2963                 tmake_file=mips/t-elf
2964                 ;;
2965         mips64-*-elf*)
2966                 tm_file="mips/elf64.h"
2967                 tmake_file=mips/t-elf
2968                 ;;
2969         mips64orion-*-elf*)
2970                 tm_file="mips/elforion.h mips/elf64.h"
2971                 tmake_file=mips/t-elf
2972                 ;;
2973         mips64orion-*-rtems*)
2974                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2975                 tmake_file="mips/t-elf t-rtems"
2976                 ;;
2977         mipstx39el-*-elf*)
2978                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2979                 tmake_file=mips/t-r3900
2980                 ;;
2981         mipstx39-*-elf*)
2982                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2983                 tmake_file=mips/t-r3900
2984                 ;;
2985         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2986                 if test x$stabs = xyes; then
2987                         tm_file="${tm_file} dbx.h"
2988                 fi
2989                 if test x$gas = xyes
2990                 then
2991                         tmake_file=mips/t-mips-gas
2992                 else
2993                         extra_passes="mips-tfile mips-tdump"
2994                 fi
2995                 if test x$gnu_ld != xyes
2996                 then
2997                         use_collect2=yes
2998                 fi
2999                 ;;
3000         mn10200-*-*)
3001                 float_format=i32
3002                 cpu_type=mn10200
3003                 tm_file="mn10200/mn10200.h"
3004                 if test x$stabs = xyes
3005                 then
3006                         tm_file="${tm_file} dbx.h"
3007                 fi
3008                 use_collect2=no
3009                 ;;
3010         mn10300-*-*)
3011                 cpu_type=mn10300
3012                 tm_file="mn10300/mn10300.h"
3013                 if test x$stabs = xyes
3014                 then
3015                         tm_file="${tm_file} dbx.h"
3016                 fi
3017                 use_collect2=no
3018                 ;;
3019         ns32k-encore-bsd*)
3020                 tm_file=ns32k/encore.h
3021                 use_collect2=yes
3022                 ;;
3023         ns32k-sequent-bsd*)
3024                 tm_file=ns32k/sequent.h
3025                 use_collect2=yes
3026                 ;;
3027         ns32k-tek6100-bsd*)
3028                 tm_file=ns32k/tek6100.h
3029                 use_collect2=yes
3030                 ;;
3031         ns32k-tek6200-bsd*)
3032                 tm_file=ns32k/tek6200.h
3033                 use_collect2=yes
3034                 ;;
3035 # This has not been updated to GCC 2.
3036 #       ns32k-ns-genix*)
3037 #               xm_defines=USG
3038 #               xmake_file=ns32k/x-genix
3039 #               tm_file=ns32k/genix.h
3040 #               use_collect2=yes
3041 #               ;;
3042         ns32k-merlin-*)
3043                 tm_file=ns32k/merlin.h
3044                 use_collect2=yes
3045                 ;;
3046         ns32k-pc532-mach*)
3047                 tm_file=ns32k/pc532-mach.h
3048                 use_collect2=yes
3049                 ;;
3050         ns32k-pc532-minix*)
3051                 tm_file=ns32k/pc532-min.h
3052                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
3053                 xm_defines=USG
3054                 use_collect2=yes
3055                 ;;
3056         ns32k-*-netbsd*)
3057                 tm_file=ns32k/netbsd.h
3058                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
3059                 # On NetBSD, the headers are already okay, except for math.h.
3060                 tmake_file=t-netbsd
3061                 use_collect2=yes
3062                 ;;
3063         pdp11-*-bsd)
3064                 tm_file="${tm_file} pdp11/2bsd.h"
3065                 ;;
3066         pdp11-*-*)
3067                 ;;
3068         avr-*-*)
3069                 ;;
3070         ns32k-*-openbsd*)
3071                 # Nothing special
3072                 ;;
3073 # This has not been updated to GCC 2.
3074 #       pyramid-*-*)
3075 #               cpu_type=pyr
3076 #               xmake_file=pyr/x-pyr
3077 #               use_collect2=yes
3078 #               ;;
3079
3080         pj*-linux*)
3081                 tm_file="svr4.h pj/linux.h ${tm_file}"
3082                 ;;
3083         pj-*)
3084                 ;;
3085         pjl-*)
3086                 tm_file="svr4.h pj/pjl.h ${tm_file}"
3087                 ;;
3088
3089         romp-*-aos*)
3090                 use_collect2=yes
3091                 ;;
3092         romp-*-mach*)
3093                 xmake_file=romp/x-mach
3094                 use_collect2=yes
3095                 ;;
3096         romp-*-openbsd*)
3097                 # Nothing special
3098                 ;;
3099         powerpc-*-openbsd*)
3100                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
3101                 ;;
3102         powerpc-*-beos*)
3103                 cpu_type=rs6000
3104                 tm_file=rs6000/beos.h
3105                 xm_file=rs6000/xm-beos.h
3106                 tmake_file=rs6000/t-beos
3107                 xmake_file=rs6000/x-beos
3108                 ;;
3109         powerpc-*-sysv*)
3110                 tm_file=rs6000/sysv4.h
3111                 xm_file="rs6000/xm-sysv4.h"
3112                 xm_defines="USG POSIX"
3113                 extra_headers=ppc-asm.h
3114                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3115                 xmake_file=rs6000/x-sysv4
3116                 ;;
3117         powerpc-*-eabiaix*)
3118                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
3119                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3120                 extra_headers=ppc-asm.h
3121                 ;;
3122         powerpc-*-eabisim*)
3123                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
3124                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3125                 extra_headers=ppc-asm.h
3126                 ;;
3127         powerpc-*-elf*)
3128                 tm_file="rs6000/sysv4.h"
3129                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3130                 extra_headers=ppc-asm.h
3131                 ;;
3132         powerpc-*-eabi*)
3133                 tm_file="rs6000/sysv4.h rs6000/eabi.h"
3134                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3135                 extra_headers=ppc-asm.h
3136                 ;;
3137         powerpc-*-rtems*)
3138                 tm_file="rs6000/sysv4.h rs6000/eabi.h rs6000/rtems.h"
3139                 tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
3140                 extra_headers=ppc-asm.h
3141                 ;;
3142         powerpc-*-linux-gnulibc1)
3143                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3144                 xm_file=rs6000/xm-sysv4.h
3145                 out_file=rs6000/rs6000.c
3146                 tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
3147                 xmake_file=x-linux
3148                 extra_headers=ppc-asm.h
3149                 if test x$enable_threads = xyes; then
3150                         thread_file='posix'
3151                 fi
3152                 ;;
3153         powerpc-*-linux-gnu*)
3154                 tm_file="rs6000/sysv4.h rs6000/linux.h"
3155                 xm_file="rs6000/xm-sysv4.h"
3156                 xm_defines="USG ${xm_defines}"
3157                 out_file=rs6000/rs6000.c
3158                 tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
3159                 xmake_file=x-linux
3160                 extra_headers=ppc-asm.h
3161                 if test x$enable_threads = xyes; then
3162                         thread_file='posix'
3163                 fi
3164                 ;;
3165         powerpc-wrs-vxworks*)
3166                 cpu_type=rs6000
3167                 xm_file="rs6000/xm-sysv4.h"
3168                 xm_defines="USG POSIX"
3169                 tm_file="rs6000/sysv4.h rs6000/vxppc.h"
3170                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3171                 extra_headers=ppc-asm.h
3172                 thread_file='vxworks'
3173                 ;;
3174         powerpcle-wrs-vxworks*)
3175                 cpu_type=rs6000
3176                 xm_file="rs6000/xm-sysv4.h"
3177                 xm_defines="USG POSIX"
3178                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/vxppc.h"
3179                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3180                 extra_headers=ppc-asm.h
3181                 thread_file='vxworks'
3182                 ;;
3183         powerpcle-*-sysv*)
3184                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3185                 xm_file="rs6000/xm-sysv4.h"
3186                 xm_defines="USG POSIX"
3187                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3188                 xmake_file=rs6000/x-sysv4
3189                 extra_headers=ppc-asm.h
3190                 ;;
3191         powerpcle-*-elf*)
3192                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h"
3193                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3194                 extra_headers=ppc-asm.h
3195                 ;;
3196         powerpcle-*-eabisim*)
3197                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
3198                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3199                 extra_headers=ppc-asm.h
3200                 ;;
3201         powerpcle-*-eabi*)
3202                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
3203                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3204                 extra_headers=ppc-asm.h
3205                 ;;
3206         powerpcle-*-solaris2*)
3207                 tm_file="rs6000/sysv4.h rs6000/sysv4le.h rs6000/sol2.h"
3208                 xm_file="rs6000/xm-sysv4.h"
3209                 xm_defines="USG POSIX"
3210                 tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3211                 xmake_file=rs6000/x-sysv4
3212                 extra_headers=ppc-asm.h
3213                 ;;
3214 changequote(,)dnl
3215         rs6000-ibm-aix3.[01]*)
3216 changequote([,])dnl
3217                 tm_file=rs6000/aix31.h
3218                 xmake_file=rs6000/x-aix31
3219                 float_format=none
3220                 use_collect2=yes
3221                 ;;
3222 changequote(,)dnl
3223         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3224 changequote([,])dnl
3225                 tm_file=rs6000/aix3newas.h
3226                 if test x$host != x$target
3227                 then
3228                         tmake_file=rs6000/t-xnewas
3229                 else
3230                         tmake_file=rs6000/t-newas
3231                 fi
3232                 float_format=none
3233                 use_collect2=yes
3234                 ;;
3235 changequote(,)dnl
3236         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3237 changequote([,])dnl
3238                 tm_file=rs6000/aix41.h
3239                 if test x$host != x$target
3240                 then
3241                         tmake_file=rs6000/t-xnewas
3242                 else
3243                         tmake_file=rs6000/t-newas
3244                 fi
3245                 if test "$gnu_ld" = yes
3246                 then
3247                         xmake_file=rs6000/x-aix41-gld
3248                 else
3249                         tmake_file="rs6000/t-newas rs6000/t-aix41"
3250                 fi
3251                 xmake_file=rs6000/x-aix41
3252                 float_format=none
3253                 use_collect2=yes
3254                 ;;
3255 changequote(,)dnl
3256         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3257 changequote([,])dnl
3258                 tm_file=rs6000/aix43.h
3259                 tmake_file=rs6000/t-aix43
3260                 xmake_file=rs6000/x-aix41
3261                 float_format=none
3262                 use_collect2=yes
3263                 ;;
3264 changequote(,)dnl
3265         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3266 changequote([,])dnl
3267                 tm_file=rs6000/aix43.h
3268                 tmake_file=rs6000/t-aix43
3269                 xmake_file=rs6000/x-aix41
3270                 float_format=none
3271                 use_collect2=yes
3272                 ;;
3273         rs6000-ibm-aix*)
3274                 float_format=none
3275                 use_collect2=yes
3276                 ;;
3277         rs6000-bull-bosx)
3278                 float_format=none
3279                 use_collect2=yes
3280                 ;;
3281         rs6000-*-mach*)
3282                 tm_file=rs6000/mach.h
3283                 xm_file="${xm_file} rs6000/xm-mach.h"
3284                 xmake_file=rs6000/x-mach
3285                 use_collect2=yes
3286                 ;;
3287         rs6000-*-lynxos*)
3288                 tm_file=rs6000/lynx.h
3289                 xm_file=rs6000/xm-lynx.h
3290                 tmake_file=rs6000/t-rs6000
3291                 xmake_file=rs6000/x-lynx
3292                 use_collect2=yes
3293                 ;;
3294         sh-*-elf*)
3295                 tm_file=sh/elf.h
3296                 float_format=sh
3297                 ;;
3298         sh-*-rtemself*)
3299                 tmake_file="sh/t-sh t-rtems"
3300                 tm_file=sh/rtemself.h
3301                 float_format=sh
3302                 ;;
3303         sh-*-rtems*)
3304                 tmake_file="sh/t-sh t-rtems"
3305                 tm_file=sh/rtems.h
3306                 float_format=sh
3307                 ;;
3308         sh-*-*)
3309                 float_format=sh
3310                 ;;
3311         sparc-tti-*)
3312                 tm_file=sparc/pbd.h
3313                 xm_file="xm-alloca.h ${xm_file}"
3314                 xm_defines=USG
3315                 ;;
3316         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3317                 tm_file=sparc/vxsparc.h
3318                 tmake_file=sparc/t-vxsparc
3319                 use_collect2=yes
3320                 thread_file='vxworks'
3321                 ;;
3322         sparc-*-aout*)
3323                 tmake_file=sparc/t-sparcbare
3324                 tm_file="sparc/aout.h libgloss.h"
3325                 ;;
3326         sparc-*-netbsd*)
3327                 tm_file=sparc/netbsd.h
3328                 tmake_file=t-netbsd
3329                 use_collect2=yes
3330                 ;;
3331         sparc-*-openbsd*)
3332                 # we need collect2 until our bug is fixed...
3333                 use_collect2=yes
3334                 ;;
3335         sparc-*-bsd*)
3336                 tm_file=sparc/bsd.h
3337                 ;;
3338         sparc-*-elf*)
3339                 tm_file=sparc/elf.h
3340                 tmake_file=sparc/t-elf
3341                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3342                 #float_format=i128
3343                 float_format=i64
3344                 ;;
3345         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3346                 xm_file="${xm_file} sparc/xm-linux.h"
3347                 tm_file=sparc/linux-aout.h
3348                 xmake_file=x-linux
3349                 gnu_ld=yes
3350                 ;;
3351         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3352                 xm_file="${xm_file} sparc/xm-linux.h"
3353                 xmake_file=x-linux
3354                 tm_file=sparc/linux.h
3355                 tmake_file="t-linux t-linux-gnulibc1"
3356                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3357                 gnu_ld=yes
3358                 float_format=sparc
3359                 ;;
3360         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3361                 xm_file="${xm_file} sparc/xm-linux.h"
3362                 xmake_file=x-linux
3363                 tm_file=sparc/linux.h
3364                 tmake_file="t-linux"
3365                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3366                 gnu_ld=yes
3367                 if test x$enable_threads = xyes; then
3368                         thread_file='posix'
3369                 fi
3370                 float_format=sparc
3371                 ;;
3372         sparc-*-lynxos*)
3373                 if test x$gas = xyes
3374                 then
3375                         tm_file=sparc/lynx.h
3376                 else
3377                         tm_file=sparc/lynx-ng.h
3378                 fi
3379                 xm_file=sparc/xm-lynx.h
3380                 tmake_file=sparc/t-sunos41
3381                 xmake_file=x-lynx
3382                 ;;
3383         sparc-*-rtemsaout*)
3384                 tmake_file="sparc/t-sparcbare t-rtems"
3385                 tm_file=sparc/rtems.h
3386                 ;;
3387         sparc-*-rtems*|sparc-*-rtemself*)
3388                 tm_file="sparc/rtemself.h"
3389                 tmake_file="sparc/t-elf t-rtems"
3390                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3391                 #float_format=i128
3392                 float_format=i64
3393                 ;;
3394         sparcv9-*-solaris2*)
3395                 if test x$gnu_ld = xyes
3396                 then
3397                         tm_file=sparc/sol2-64.h
3398                 else
3399                         tm_file=sparc/sol2-sld-64.h
3400                 fi
3401                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3402                 xm_defines="USG POSIX"
3403                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3404                 xmake_file=sparc/x-sysv4
3405                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3406                 float_format=none
3407                 if test x${enable_threads} = x ; then
3408                     enable_threads=$have_pthread_h
3409                     if test x${enable_threads} = x ; then
3410                         enable_threads=$have_thread_h
3411                     fi
3412                 fi
3413                 if test x${enable_threads} = xyes ; then
3414                     if test x${have_pthread_h} = xyes ; then
3415                         thread_file='posix'
3416                     else
3417                         thread_file='solaris'
3418                     fi
3419                 fi
3420                 ;;
3421         sparc-hal-solaris2*)
3422                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3423                 xm_defines="USG POSIX"
3424                 tm_file="sparc/sol2.h sparc/hal.h"
3425                 tmake_file="sparc/t-halos sparc/t-sol2"
3426                 xmake_file=sparc/x-sysv4
3427                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3428                 case $machine in
3429 changequote(,)dnl
3430                 *-*-solaris2.[0-4])
3431 changequote([,])dnl
3432                         float_format=i128
3433                 ;;
3434                 *)
3435                         float_format=none
3436                         ;;
3437                 esac
3438                 thread_file='solaris'
3439                 ;;
3440         sparc-*-solaris2*)
3441                 if test x$gnu_ld = xyes
3442                 then
3443                         tm_file=sparc/sol2.h
3444                 else
3445                         tm_file=sparc/sol2-sld.h
3446                 fi
3447                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3448                 xm_defines="USG POSIX"
3449                 tmake_file=sparc/t-sol2
3450                 xmake_file=sparc/x-sysv4
3451                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3452                 case $machine in
3453 changequote(,)dnl
3454                 *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*) ;;
3455 changequote([,])dnl
3456                 *-*-solaris2*)
3457                         if test x$gnu_ld = xyes
3458                         then
3459                                 tm_file=sparc/sol2-64.h
3460                         else
3461                                 tm_file=sparc/sol2-sld-64.h
3462                         fi
3463                         tmake_file="$tmake_file sparc/t-sol2-64"
3464                         ;;
3465                 esac
3466                 case $machine in
3467 changequote(,)dnl
3468                 *-*-solaris2.[0-4])
3469 changequote([,])dnl
3470                         float_format=i128
3471                         ;;
3472                 *)
3473                         float_format=none
3474                         ;;
3475                 esac
3476                 if test x${enable_threads} = x; then
3477                     enable_threads=$have_pthread_h
3478                     if test x${enable_threads} = x; then
3479                         enable_threads=$have_thread_h
3480                     fi
3481                 fi
3482                 if test x${enable_threads} = xyes; then
3483                     if test x${have_pthread_h} = xyes; then
3484                         thread_file='posix'
3485                     else
3486                         thread_file='solaris'
3487                     fi
3488                 fi
3489                 ;;
3490         sparc-*-sunos4.0*)
3491                 tm_file=sparc/sunos4.h
3492                 tmake_file=sparc/t-sunos40
3493                 use_collect2=yes
3494                 ;;
3495         sparc-*-sunos4*)
3496                 tm_file=sparc/sunos4.h
3497                 tmake_file=sparc/t-sunos41
3498                 use_collect2=yes
3499                 if test x$gas = xyes; then
3500                         tm_file="${tm_file} sparc/sun4gas.h"
3501                 fi
3502                 ;;
3503         sparc-*-sunos3*)
3504                 tm_file=sparc/sun4o3.h
3505                 use_collect2=yes
3506                 ;;
3507         sparc-*-sysv4*)
3508                 tm_file=sparc/sysv4.h
3509                 xm_file="sparc/xm-sysv4.h"
3510                 xm_defines="USG POSIX"
3511                 tmake_file=t-svr4
3512                 xmake_file=sparc/x-sysv4
3513                 extra_parts="crtbegin.o crtend.o"
3514                 ;;
3515         sparc-*-vxsim*)
3516                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3517                 xm_defines="USG POSIX"
3518                 tm_file=sparc/vxsim.h
3519                 tmake_file=sparc/t-vxsparc
3520                 xmake_file=sparc/x-sysv4
3521                 ;;
3522         sparclet-*-aout*)
3523                 tm_file="sparc/splet.h libgloss.h"
3524                 tmake_file=sparc/t-splet
3525                 ;;
3526         sparclite-*-coff*)
3527                 tm_file="sparc/litecoff.h libgloss.h"
3528                 tmake_file=sparc/t-sparclite
3529                 ;;
3530         sparclite-*-aout*)
3531                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3532                 tmake_file=sparc/t-sparclite
3533                 ;;
3534         sparclite-*-elf*)
3535                 tm_file="sparc/liteelf.h"
3536                 tmake_file=sparc/t-sparclite
3537                 extra_parts="crtbegin.o crtend.o"
3538                 ;;
3539         sparc86x-*-aout*)
3540                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3541                 tmake_file=sparc/t-sp86x
3542                 ;;
3543         sparc86x-*-elf*)
3544                 tm_file="sparc/sp86x-elf.h"
3545                 tmake_file=sparc/t-sp86x
3546                 extra_parts="crtbegin.o crtend.o"
3547                 ;;
3548         sparc64-*-aout*)
3549                 tmake_file=sparc/t-sp64
3550                 tm_file=sparc/sp64-aout.h
3551                 ;;
3552         sparc64-*-elf*)
3553                 tmake_file=sparc/t-sp64
3554                 tm_file=sparc/sp64-elf.h
3555                 extra_parts="crtbegin.o crtend.o"
3556                 ;;
3557         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3558                 tmake_file="t-linux sparc/t-linux64"
3559                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3560                 tm_file=sparc/linux64.h
3561                 xmake_file=x-linux
3562                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3563                 gnu_ld=yes
3564                 if test x$enable_threads = xyes; then
3565                         thread_file='posix'
3566                 fi
3567                 float_format=sparc
3568                 ;;
3569 # This hasn't been upgraded to GCC 2.
3570 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3571 #               tm_file=tahoe/harris.h
3572 #               ;;
3573 #       tahoe-*-bsd*)                   # tahoe running BSD
3574 #               ;;
3575
3576         thumb*-*-*)
3577                 AC_MSG_ERROR([
3578 *** The Thumb targets have been depreciated.  The equivalent
3579 *** ARM based toolchain can now generated Thumb instructions
3580 *** when the -mthumb switch is given to the compiler.])
3581                 ;;
3582 # This hasn't been upgraded to GCC 2.
3583 #       tron-*-*)
3584 #               cpu_type=gmicro
3585 #               use_collect2=yes
3586 #               ;;
3587         v850-*-rtems*)
3588                 cpu_type=v850
3589                 tm_file="v850/rtems.h"
3590                 xm_file="v850/xm-v850.h"
3591                 tmake_file="v850/t-v850 t-rtems"
3592                 if test x$stabs = xyes
3593                 then
3594                         tm_file="${tm_file} dbx.h"
3595                 fi
3596                 use_collect2=no
3597                 ;;
3598         v850-*-*)
3599                 target_cpu_default="TARGET_CPU_generic"
3600                 cpu_type=v850
3601                 tm_file="v850/v850.h"
3602                 xm_file="v850/xm-v850.h"
3603                 tmake_file=v850/t-v850
3604                 if test x$stabs = xyes
3605                 then
3606                         tm_file="${tm_file} dbx.h"
3607                 fi
3608                 use_collect2=no
3609                 ;;
3610         vax-*-bsd*)                     # vaxen running BSD
3611                 use_collect2=yes
3612                 float_format=vax
3613                 ;;
3614         vax-*-sysv*)                    # vaxen running system V
3615                 tm_file="${tm_file} vax/vaxv.h"
3616                 xm_defines=USG
3617                 float_format=vax
3618                 ;;
3619         vax-*-netbsd*)
3620                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3621                 tmake_file=t-netbsd
3622                 float_format=vax
3623                 use_collect2=yes
3624                 ;;
3625         vax-*-openbsd*)
3626                 tmake_file="${tmake_file} vax/t-openbsd"
3627                 ;;
3628         vax-*-ultrix*)                  # vaxen running ultrix
3629                 tm_file="${tm_file} vax/ultrix.h"
3630                 use_collect2=yes
3631                 float_format=vax
3632                 ;;
3633         vax-*-vms*)                     # vaxen running VMS
3634                 xm_file=vax/xm-vms.h
3635                 tm_file=vax/vms.h
3636                 float_format=vax
3637                 ;;
3638         vax-*-*)                        # vax default entry
3639                 float_format=vax
3640                 ;;
3641         we32k-att-sysv*)
3642                 xm_file="${xm_file} xm-svr3"
3643                 use_collect2=yes
3644                 ;;
3645         *)
3646                 echo "Configuration $machine not supported" 1>&2
3647                 exit 1
3648                 ;;
3649         esac
3650
3651         case $machine in
3652         *-*-linux-gnu*)
3653                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3654         *-*-gnu*)
3655                 # On the GNU system, the setup is just about the same on
3656                 # each different CPU.  The specific machines that GNU
3657                 # supports are matched above and just set $cpu_type.
3658                 xm_file="xm-gnu.h ${xm_file}"
3659                 tm_file=${cpu_type}/gnu.h
3660                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3661                 # GNU always uses ELF.
3662                 elf=yes
3663                 # GNU tools are the only tools.
3664                 gnu_ld=yes
3665                 gas=yes
3666                 xmake_file=x-linux      # These details are the same as Linux.
3667                 tmake_file=t-gnu        # These are not.
3668                 ;;
3669         *-*-sysv4*)
3670                 xmake_try_sysv=x-sysv
3671                 install_headers_dir=install-headers-cpio
3672                 ;;
3673         *-*-sysv*)
3674                 install_headers_dir=install-headers-cpio
3675                 ;;
3676         esac
3677
3678         # Distinguish i[34567]86
3679         # Also, do not run mips-tfile on MIPS if using gas.
3680         # Process --with-cpu= for PowerPC/rs6000
3681         target_cpu_default2=
3682         case $machine in
3683         i486-*-*)
3684                 target_cpu_default2=1
3685                 ;;
3686         i586-*-*)
3687                 case $target_alias in
3688                         k6-*)
3689                                 target_cpu_default2=4
3690                                 ;;
3691                         *)
3692                                 target_cpu_default2=2
3693                                 ;;
3694                 esac
3695                 ;;
3696         i686-*-* | i786-*-*)
3697                 target_cpu_default2=3
3698                 ;;
3699         alpha*-*-*)
3700                 case $machine in
3701 changequote(,)dnl
3702                         alphaev6[78]*)
3703 changequote([,])dnl
3704                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX|MASK_CIX"
3705                                 ;;
3706                         alphaev6*)
3707                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3708                                 ;;
3709                         alphapca56*)
3710                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3711                                 ;;
3712                         alphaev56*)
3713                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3714                                 ;;
3715                         alphaev5*)
3716                                 target_cpu_default2="MASK_CPU_EV5"
3717                                 ;;
3718                 esac
3719
3720                 if test x$gas = xyes
3721                 then
3722                         if test "$target_cpu_default2" = ""
3723                         then
3724                                 target_cpu_default2="MASK_GAS"
3725                         else
3726                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3727                         fi
3728                 fi
3729                 ;;
3730         arm*-*-*)
3731                 case "x$with_cpu" in
3732                         x)
3733                                 # The most generic
3734                                 target_cpu_default2="TARGET_CPU_generic"
3735                                 ;;
3736
3737                         # Distinguish cores, and major variants
3738                         # arm7m doesn't exist, but D & I don't affect code
3739 changequote(,)dnl
3740                         xarm[23678] | xarm250 | xarm[67][01]0 \
3741                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3742                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3743                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3744 changequote([,])dnl
3745                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3746                                 ;;
3747
3748                         xyes | xno)
3749                                 echo "--with-cpu must be passed a value" 1>&2
3750                                 exit 1
3751                                 ;;
3752
3753                         *)
3754                                 if test x$pass2done = xyes
3755                                 then
3756                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3757                                         exit 1
3758                                 fi
3759                                 ;;
3760                 esac
3761                 ;;
3762
3763         mips*-*-ecoff* | mips*-*-elf*)
3764                 if test x$gas = xyes
3765                 then
3766                         if test x$gnu_ld = xyes
3767                         then
3768                                 target_cpu_default2="MASK_GAS|MASK_SPLIT_ADDR"
3769                         else
3770                                 target_cpu_default2="MASK_GAS"
3771                         fi
3772                 fi
3773                 ;;
3774         mips*-*-*)
3775                 if test x$gas = xyes
3776                 then
3777                         target_cpu_default2="MASK_GAS"
3778                 fi
3779                 ;;
3780         powerpc*-*-* | rs6000-*-*)
3781                 case "x$with_cpu" in
3782                         x)
3783                                 ;;
3784
3785                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3786                           | xrios1 | xrios2 | xrsc | xrsc1 \
3787                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3788                           | xec603e | x740 | x750 | x401 \
3789                           | x403 | x505 | x801 | x821 | x823 | x860)
3790                                 target_cpu_default2="\"$with_cpu\""
3791                                 ;;
3792
3793                         xyes | xno)
3794                                 echo "--with-cpu must be passed a value" 1>&2
3795                                 exit 1
3796                                 ;;
3797
3798                         *)
3799                                 if test x$pass2done = xyes
3800                                 then
3801                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3802                                         exit 1
3803                                 fi
3804                                 ;;
3805                 esac
3806                 ;;
3807         sparc*-*-*)
3808                 case ".$with_cpu" in
3809                         .)
3810                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3811                                 ;;
3812                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3813                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3814                                 ;;
3815                         *)
3816                                 if test x$pass2done = xyes
3817                                 then
3818                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3819                                         exit 1
3820                                 fi
3821                                 ;;
3822                 esac
3823                 ;;
3824         esac
3825
3826         if test "$target_cpu_default2" != ""
3827         then
3828                 if test "$target_cpu_default" != ""
3829                 then
3830                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3831                 else
3832                         target_cpu_default=$target_cpu_default2
3833                 fi
3834         fi
3835
3836         # No need for collect2 if we have the GNU linker.
3837         # Actually, there is now; GNU ld doesn't handle the EH info or
3838         # collecting for shared libraries.
3839         #case x$gnu_ld in
3840         #xyes)
3841         #       use_collect2=
3842         #       ;;
3843         #esac
3844
3845 # Save data on machine being used to compile GCC in build_xm_file.
3846 # Save data on host machine in vars host_xm_file and host_xmake_file.
3847         if test x$pass1done = x
3848         then
3849                 if test x"$xm_file" = x
3850                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3851                 else build_xm_file=$xm_file
3852                 fi
3853                 build_xm_defines=$xm_defines
3854                 build_install_headers_dir=$install_headers_dir
3855                 build_exeext=$exeext
3856                 pass1done=yes
3857         else
3858                 if test x$pass2done = x
3859                 then
3860                         if test x"$xm_file" = x
3861                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3862                         else host_xm_file=$xm_file
3863                         fi
3864                         host_xm_defines=$xm_defines
3865                         if test x"$xmake_file" = x
3866                         then xmake_file=$cpu_type/x-$cpu_type
3867                         fi
3868                         host_xmake_file="$xmake_file"
3869                         host_truncate_target=$truncate_target
3870                         host_extra_gcc_objs=$extra_gcc_objs
3871                         host_extra_objs=$extra_host_objs
3872                         host_exeext=$exeext
3873                         pass2done=yes
3874                 fi
3875         fi
3876 done
3877
3878 extra_objs="${host_extra_objs} ${extra_objs}"
3879
3880 # Default the target-machine variables that were not explicitly set.
3881 if test x"$tm_file" = x
3882 then tm_file=$cpu_type/$cpu_type.h; fi
3883
3884 if test x$extra_headers = x
3885 then extra_headers=; fi
3886
3887 if test x"$xm_file" = x
3888 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3889
3890 if test x$md_file = x
3891 then md_file=$cpu_type/$cpu_type.md; fi
3892
3893 if test x$out_file = x
3894 then out_file=$cpu_type/$cpu_type.c; fi
3895
3896 if test x"$tmake_file" = x
3897 then tmake_file=$cpu_type/t-$cpu_type
3898 fi
3899
3900 if test x"$dwarf2" = xyes
3901 then tm_file="$tm_file tm-dwarf2.h"
3902 fi
3903
3904 if test x$float_format = x
3905 then float_format=i64
3906 fi
3907
3908 if test $float_format = none
3909 then float_h_file=Makefile.in
3910 else float_h_file=float-$float_format.h
3911 fi
3912
3913 # Handle cpp installation.
3914 if test x$enable_cpp != xno
3915 then
3916   tmake_file="$tmake_file t-install-cpp"
3917 fi
3918
3919 # Say what files are being used for the output code and MD file.
3920 echo "Using \`$srcdir/config/$out_file' to output insns."
3921 echo "Using \`$srcdir/config/$md_file' as machine description file."
3922
3923 count=a
3924 for f in $tm_file; do
3925         count=${count}x
3926 done
3927 if test $count = ax; then
3928         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3929 else
3930         echo "Using the following target machine macro files:"
3931         for f in $tm_file; do
3932                 echo "  $srcdir/config/$f"
3933         done
3934 fi
3935
3936 count=a
3937 for f in $host_xm_file; do
3938         count=${count}x
3939 done
3940 if test $count = ax; then
3941         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3942 else
3943         echo "Using the following host machine macro files:"
3944         for f in $host_xm_file; do
3945                 echo "  $srcdir/config/$f"
3946         done
3947 fi
3948
3949 if test "$host_xm_file" != "$build_xm_file"; then
3950         count=a
3951         for f in $build_xm_file; do
3952                 count=${count}x
3953         done
3954         if test $count = ax; then
3955                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3956         else
3957                 echo "Using the following build machine macro files:"
3958                 for f in $build_xm_file; do
3959                         echo "  $srcdir/config/$f"
3960                 done
3961         fi
3962 fi
3963
3964 if test x$thread_file = x; then
3965         if test x$target_thread_file != x; then
3966                 thread_file=$target_thread_file
3967         else
3968                 thread_file='single'
3969         fi
3970 fi
3971
3972 # Set up the header files.
3973 # $links is the list of header files to create.
3974 # $vars is the list of shell variables with file names to include.
3975 # auto-host.h is the file containing items generated by autoconf and is
3976 # the first file included by config.h.
3977 null_defines=
3978 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3979
3980 # If host=build, it is correct to have hconfig include auto-host.h
3981 # as well.  If host!=build, we are in error and need to do more
3982 # work to find out the build config parameters.
3983 if test x$host = x$build
3984 then
3985         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3986 else
3987         # We create a subdir, then run autoconf in the subdir.
3988         # To prevent recursion we set host and build for the new
3989         # invocation of configure to the build for this invocation
3990         # of configure.
3991         tempdir=build.$$
3992         rm -rf $tempdir
3993         mkdir $tempdir
3994         cd $tempdir
3995         case ${srcdir} in
3996         /*) realsrcdir=${srcdir};;
3997         *) realsrcdir=../${srcdir};;
3998         esac
3999         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
4000                 --target=$target --host=$build --build=$build
4001
4002         # We just finished tests for the build machine, so rename
4003         # the file auto-build.h in the gcc directory.
4004         mv auto-host.h ../auto-build.h
4005         cd ..
4006         rm -rf $tempdir
4007         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
4008 fi
4009
4010 xm_file="gansidecl.h ${xm_file}"
4011 tm_file="gansidecl.h ${tm_file}"
4012
4013 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
4014 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
4015 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
4016
4017 rm -f config.bak
4018 if test -f config.status; then mv -f config.status config.bak; fi
4019
4020 # Make the links.
4021 while test -n "$vars"
4022 do
4023         set $vars; var=$1; shift; vars=$*
4024         set $links; link=$1; shift; links=$*
4025         set $defines; define=$1; shift; defines=$*
4026
4027         rm -f $link
4028         # Make sure the file is created, even if it is empty.
4029         echo >$link
4030
4031         # Define TARGET_CPU_DEFAULT if the system wants one.
4032         # This substitutes for lots of *.h files.
4033         if test "$target_cpu_default" != "" -a $link = tm.h
4034         then
4035                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
4036         fi
4037
4038         for file in `eval echo '$'$var`; do
4039                 case $file in
4040                 auto-config.h)
4041                         ;;
4042                 *)
4043                         echo '#ifdef IN_GCC' >>$link
4044                         ;;
4045                 esac
4046                 echo "#include \"$file\"" >>$link
4047                 case $file in
4048                 auto-config.h)
4049                         ;;
4050                 *)
4051                         echo '#endif' >>$link
4052                         ;;
4053                 esac
4054         done
4055
4056         for def in `eval echo '$'$define`; do
4057                 echo "#ifndef $def" >>$link
4058                 echo "#define $def" >>$link
4059                 echo "#endif" >>$link
4060         done
4061 done
4062
4063 # Truncate the target if necessary
4064 if test x$host_truncate_target != x; then
4065         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4066 fi
4067
4068 # Get the version trigger filename from the toplevel
4069 if test "${with_gcc_version_trigger+set}" = set; then
4070         gcc_version_trigger=$with_gcc_version_trigger
4071 else
4072         gcc_version_trigger=${srcdir}/version.c
4073 fi
4074 changequote(,)dnl
4075 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
4076 changequote([,])dnl
4077
4078 # Internationalization
4079 PACKAGE=gcc
4080 VERSION="$gcc_version"
4081 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE",
4082         [Define to the name of the distribution.])
4083 AC_DEFINE_UNQUOTED(VERSION, "$VERSION",
4084         [Define to the version of the distribution.])
4085 AC_SUBST(PACKAGE)
4086 AC_SUBST(VERSION)
4087
4088 ALL_LINGUAS="en_UK"
4089
4090 # NLS support is still experimental, so disable it by default for now.
4091 AC_ARG_ENABLE(nls,
4092   [  --enable-nls            use Native Language Support (disabled by default)],
4093   , enable_nls=no)
4094
4095 AM_GNU_GETTEXT
4096 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
4097
4098 # Windows32 Registry support for specifying GCC installation paths.
4099 AC_ARG_ENABLE(win32-registry,
4100 [  --disable-win32-registry
4101                           Disable lookup of installation paths in the
4102                          Registry on Windows hosts.
4103   --enable-win32-registry Enable registry lookup (default).
4104   --enable-win32-registry=KEY
4105                           Use KEY instead of GCC version as the last portion
4106                          of the registry key.],,)
4107
4108 AC_MSG_CHECKING(whether windows registry support is requested)
4109 if test x$enable_win32_registry != xno; then
4110   AC_DEFINE(ENABLE_WIN32_REGISTRY, 1,
4111 [Define to 1 if installation paths should be looked up in Windows32
4112    Registry. Ignored on non windows32 hosts.])
4113   AC_MSG_RESULT(yes)
4114 else
4115   AC_MSG_RESULT(no)
4116 fi
4117
4118 # Check if user specified a different registry key.
4119 case x${enable_win32_registry} in
4120 x | xyes)
4121   # default.
4122   gcc_cv_win32_registry_key="$VERSION"
4123   ;;
4124 xno)
4125   # no registry lookup.
4126   gcc_cv_win32_registry_key=''
4127   ;;
4128 *)
4129   # user-specified key.
4130   gcc_cv_win32_registry_key="$enable_win32_registry"
4131   ;;
4132 esac
4133
4134 if test x$enable_win32_registry != xno; then
4135   AC_MSG_CHECKING(registry key on windows hosts)
4136   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key",
4137         [Define to be the last portion of registry key on windows hosts.])
4138   AC_MSG_RESULT($gcc_cv_win32_registry_key)
4139 fi
4140
4141 # Get an absolute path to the GCC top-level source directory
4142 holddir=`pwd`
4143 cd $srcdir
4144 topdir=`pwd`
4145 cd $holddir
4146
4147 # Conditionalize the makefile for this host machine.
4148 # Make-host contains the concatenation of all host makefile fragments
4149 # [there can be more than one].  This file is built by configure.frag.
4150 host_overrides=Make-host
4151 dep_host_xmake_file=
4152 for f in .. ${host_xmake_file}
4153 do
4154         if test -f ${srcdir}/config/$f
4155         then
4156                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4157         fi
4158 done
4159
4160 # Conditionalize the makefile for this target machine.
4161 # Make-target contains the concatenation of all host makefile fragments
4162 # [there can be more than one].  This file is built by configure.frag.
4163 target_overrides=Make-target
4164 dep_tmake_file=
4165 for f in .. ${tmake_file}
4166 do
4167         if test -f ${srcdir}/config/$f
4168         then
4169                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4170         fi
4171 done
4172
4173 # If the host doesn't support symlinks, modify CC in
4174 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4175 # Otherwise, we can use "CC=$(CC)".
4176 rm -f symtest.tem
4177 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4178 then
4179         cc_set_by_configure="\$(CC)"
4180         quoted_cc_set_by_configure="\$(CC)"
4181         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4182 else
4183         rm -f symtest.tem
4184         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4185         then
4186                 symbolic_link="cp -p"
4187         else
4188                 symbolic_link="cp"
4189         fi
4190         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4191         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4192         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4193 fi
4194 rm -f symtest.tem
4195
4196 out_object_file=`basename $out_file .c`.o
4197
4198 tm_file_list=
4199 for f in $tm_file; do
4200   case $f in
4201     gansidecl.h )
4202        tm_file_list="${tm_file_list} $f" ;;
4203     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4204   esac
4205 done
4206
4207 host_xm_file_list=
4208 for f in $host_xm_file; do
4209   case $f in
4210     auto-host.h | gansidecl.h | hwint.h )
4211        host_xm_file_list="${host_xm_file_list} $f" ;;
4212     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4213   esac
4214 done
4215
4216 build_xm_file_list=
4217 for f in $build_xm_file; do
4218   case $f in
4219     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4220        build_xm_file_list="${build_xm_file_list} $f" ;;
4221     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4222   esac
4223 done
4224
4225 # Define macro CROSS_COMPILE in compilation
4226 # if this is a cross-compiler.
4227 # Also use all.cross instead of all.internal
4228 # and add cross-make to Makefile.
4229 cross_overrides="/dev/null"
4230 if test x$host != x$target
4231 then
4232         cross_defines="CROSS=-DCROSS_COMPILE"
4233         cross_overrides="${topdir}/cross-make"
4234 fi
4235
4236 # When building gcc with a cross-compiler, we need to fix a few things.
4237 # This must come after cross-make as we want all.build to override
4238 # all.cross.
4239 build_overrides="/dev/null"
4240 if test x$build != x$host
4241 then
4242         build_overrides="${topdir}/build-make"
4243 fi
4244
4245 # Expand extra_headers to include complete path.
4246 # This substitutes for lots of t-* files.
4247 extra_headers_list=
4248 if test "x$extra_headers" = x
4249 then true
4250 else
4251         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4252         for file in $extra_headers;
4253         do
4254                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4255         done
4256 fi
4257
4258 if test x$use_collect2 = xno; then
4259         use_collect2=
4260 fi
4261
4262 # Add a definition of USE_COLLECT2 if system wants one.
4263 # Also tell toplev.c what to do.
4264 # This substitutes for lots of t-* files.
4265 if test x$use_collect2 = x
4266 then
4267         will_use_collect2=
4268         maybe_use_collect2=
4269 else
4270         will_use_collect2="collect2"
4271         maybe_use_collect2="-DUSE_COLLECT2"
4272 fi
4273
4274 # NEED TO CONVERT
4275 # Set MD_DEPS if the real md file is in md.pre-cpp.
4276 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4277 # for line oriented comments, so we must always use a GNU cpp.  If
4278 # building gcc with a cross compiler, use the cross compiler just
4279 # built.  Otherwise, we can use the cpp just built.
4280 md_file_sub=
4281 if test "x$md_cppflags" = x
4282 then
4283         md_file_sub=$srcdir/config/$md_file
4284 else
4285         md_file=md
4286 fi
4287
4288 # If we have gas in the build tree, make a link to it.
4289 if test -f ../gas/Makefile; then
4290         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4291 fi
4292
4293 # If we have nm in the build tree, make a link to it.
4294 if test -f ../binutils/Makefile; then
4295         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4296 fi
4297
4298 # If we have ld in the build tree, make a link to it.
4299 if test -f ../ld/Makefile; then
4300 #       if test x$use_collect2 = x; then
4301 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4302 #       else
4303                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4304 #       fi
4305 fi
4306
4307 # Figure out what assembler alignment features are present.
4308 AC_MSG_CHECKING(assembler alignment features)
4309 gcc_cv_as=
4310 gcc_cv_as_alignment_features=
4311 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4312 if test -x "$DEFAULT_ASSEMBLER"; then
4313         gcc_cv_as="$DEFAULT_ASSEMBLER"
4314 elif test -x "$AS"; then
4315         gcc_cv_as="$AS"
4316 elif test -x as$host_exeext; then
4317         # Build using assembler in the current directory.
4318         gcc_cv_as=./as$host_exeext
4319 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4320         # Single tree build which includes gas.
4321         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4322         do
4323 changequote(,)dnl
4324                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4325 changequote([,])dnl
4326                 if test x$gcc_cv_gas_version != x; then
4327                         break
4328                 fi
4329         done
4330 changequote(,)dnl
4331         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4332         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4333 changequote([,])dnl
4334         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4335                 # Gas version 2.6 and later support for .balign and .p2align.
4336                 # bytes to skip when using .p2align.
4337                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4338                         gcc_cv_as_alignment_features=".balign and .p2align"
4339                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4340                 fi
4341                 # Gas version 2.8 and later support specifying the maximum
4342                 # bytes to skip when using .p2align.
4343                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4344                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4345                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4346                 fi
4347         fi
4348 elif test x$host = x$target; then
4349         # Native build.
4350         # Search the same directories that the installed compiler will
4351         # search.  Else we may find the wrong assembler and lose.  If we
4352         # do not find a suitable assembler binary, then try the user's
4353         # path.
4354         #
4355         # Also note we have to check MD_EXEC_PREFIX before checking the
4356         # user's path.  Unfortunately, there is no good way to get at the
4357         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4358         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4359         # to be fixed as part of the make/configure rewrite too.
4360
4361         if test "x$exec_prefix" = xNONE; then
4362                 if test "x$prefix" = xNONE; then
4363                         test_prefix=/usr/local
4364                 else
4365                         test_prefix=$prefix
4366                 fi
4367         else
4368                 test_prefix=$exec_prefix
4369         fi
4370
4371         # If the loop below does not find an assembler, then use whatever
4372         # one we can find in the users's path.
4373         # user's path.
4374         as=as$host_exeext
4375
4376         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4377                    $test_prefix/lib/gcc-lib/$target \
4378                    /usr/lib/gcc/$target/$gcc_version \
4379                    /usr/lib/gcc/$target \
4380                    $test_prefix/$target/bin/$target/$gcc_version \
4381                    $test_prefix/$target/bin \
4382                    /usr/libexec \
4383                    /usr/ccs/gcc \
4384                    /usr/ccs/bin \
4385                    /udk/usr/ccs/bin \
4386                    /bsd43/usr/lib/cmplrs/cc \
4387                    /usr/cross64/usr/bin \
4388                    /usr/lib/cmplrs/cc \
4389                    /sysv/usr/lib/cmplrs/cc \
4390                    /svr4/usr/lib/cmplrs/cc \
4391                    /usr/bin"
4392
4393         for dir in $test_dirs; do
4394                 if test -f $dir/as$host_exeext; then
4395                         gcc_cv_as=$dir/as$host_exeext
4396                         break;
4397                 fi
4398         done
4399 fi
4400 if test x$gcc_cv_as != x; then
4401         # Check if we have .balign and .p2align
4402         echo ".balign  4" > conftest.s
4403         echo ".p2align  2" >> conftest.s
4404         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4405                 gcc_cv_as_alignment_features=".balign and .p2align"
4406                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4407         fi
4408         rm -f conftest.s conftest.o
4409         # Check if specifying the maximum bytes to skip when
4410         # using .p2align is supported.
4411         echo ".p2align 4,,7" > conftest.s
4412         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4413                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4414                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4415         fi
4416         rm -f conftest.s conftest.o
4417 fi
4418 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4419
4420 AC_MSG_CHECKING(assembler subsection support)
4421 gcc_cv_as_subsections=
4422 if test x$gcc_cv_as != x; then
4423         # Check if we have .subsection
4424         echo ".subsection 1" > conftest.s
4425         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4426                 gcc_cv_as_subsections=".subsection"
4427                 if test -x nm$host_exeext; then
4428                         gcc_cv_nm=./nm$host_exeext
4429                 elif test x$host = x$target; then
4430                         # Native build.
4431                         gcc_cv_nm=nm$host_exeext
4432                 fi
4433                 if test x$gcc_cv_nm != x; then
4434                         cat > conftest.s <<EOF
4435 conftest_label1: .word 0
4436 .subsection -1
4437 conftest_label2: .word 0
4438 .previous
4439 EOF
4440                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4441                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4442                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4443                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4444                                         :
4445                                 else
4446                                         gcc_cv_as_subsections="working .subsection -1"
4447                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING, 1,
4448 [Define if your assembler supports .subsection and .subsection -1 starts
4449    emitting at the beginning of your section.])
4450                                 fi
4451                         fi
4452                 fi
4453         fi
4454         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4455 fi
4456 AC_MSG_RESULT($gcc_cv_as_subsections)
4457
4458 AC_MSG_CHECKING(assembler weak support)
4459 gcc_cv_as_weak=
4460 if test x$gcc_cv_as != x; then
4461         # Check if we have .weak
4462         echo "  .weak foobar" > conftest.s
4463         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4464                 AC_DEFINE(HAVE_GAS_WEAK, 1,
4465                         [Define if your assembler supports .weak.])
4466                 gcc_cv_as_weak="yes"
4467         fi
4468         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4469 fi
4470 AC_MSG_RESULT($gcc_cv_as_weak)
4471
4472 AC_MSG_CHECKING(assembler hidden support)
4473 gcc_cv_as_hidden=
4474 if test x$gcc_cv_as != x; then
4475         # Check if we have .hidden
4476         echo "  .hidden foobar" > conftest.s
4477         echo "foobar:" >> conftest.s
4478         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4479                 AC_DEFINE(HAVE_GAS_HIDDEN, 1,
4480                         [Define if your assembler supports .hidden.])
4481                 gcc_cv_as_hidden="yes"
4482         fi
4483         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4484 fi
4485 AC_MSG_RESULT($gcc_cv_as_hidden)
4486
4487 case "$target" in
4488   sparc*-*-*)
4489     AC_CACHE_CHECK([assembler .register pseudo-op support],
4490         gcc_cv_as_register_pseudo_op, [
4491         gcc_cv_as_register_pseudo_op=unknown
4492         if test x$gcc_cv_as != x; then
4493             # Check if we have .register
4494             echo ".register %g2, #scratch" > conftest.s
4495             if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4496                 gcc_cv_as_register_pseudo_op=yes
4497             else
4498                 gcc_cv_as_register_pseudo_op=no
4499             fi
4500             rm -f conftest.s conftest.o
4501         fi
4502     ])
4503     if test "x$gcc_cv_as_register_pseudo_op" = xyes; then
4504         AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1,
4505                 [Define if your assembler supports .register.])
4506     fi
4507
4508     case "$tm_file" in
4509     *64*)
4510         AC_CACHE_CHECK([for 64 bit support in assembler ($gcc_cv_as)],
4511             gcc_cv_as_flags64, [
4512                 if test -n "$gcc_cv_as"; then
4513                     echo ".xword foo" > conftest.s
4514                     gcc_cv_as_flags64=no
4515                     for flag in "-xarch=v9" "-64 -Av9"; do
4516                         if $gcc_cv_as $flag -o conftest.o conftest.s \
4517                             > /dev/null 2>&1; then
4518                             gcc_cv_as_flags64=$flag
4519                             break
4520                         fi
4521                     done
4522                     rm -f conftest.s conftest.o
4523                 else
4524                     if test "$gas" = yes; then
4525                         gcc_cv_as_flags64="-64 -Av9"
4526                     else
4527                         gcc_cv_as_flags64="-xarch=v9"
4528                     fi
4529                 fi
4530         ])
4531         if test "x$gcc_cv_as_flags64" = xno; then
4532 changequote(, )
4533             tmake_file=`echo " $tmake_file " | sed -e 's, sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4534             dep_tmake_file=`echo " $dep_tmake_file " | sed -e 's, [^ ]*/config/sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4535 changequote([, ])
4536         else
4537             AC_DEFINE_UNQUOTED(AS_SPARC64_FLAG, "$gcc_cv_as_flags64",
4538                         [Define if the assembler supports 64bit sparc.])
4539         fi
4540         ;;
4541     *) gcc_cv_as_flags64=${gcc_cv_as_flags64-no}
4542         ;;
4543     esac
4544
4545     if test "x$gcc_cv_as_flags64" != xno; then
4546         AC_CACHE_CHECK([for assembler offsetable %lo() support],
4547             gcc_cv_as_offsetable_lo10, [
4548             gcc_cv_as_offsetable_lo10=unknown
4549             if test "x$gcc_cv_as" != x; then
4550                 # Check if assembler has offsetable %lo()
4551                 echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4552                 echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4553                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s \
4554                         > /dev/null 2>&1 &&
4555                    $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s \
4556                         > /dev/null 2>&1; then
4557                     if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4558                         gcc_cv_as_offsetable_lo10=no
4559                     else
4560                         gcc_cv_as_offsetable_lo10=yes
4561                     fi
4562                 else
4563                     gcc_cv_as_offsetable_lo10=no
4564                 fi
4565                 rm -f conftest.s conftest.o conftest1.s conftest1.o
4566             fi
4567         ])
4568         if test "x$gcc_cv_as_offsetable_lo10" = xyes; then
4569             AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1,
4570                 [Define if your assembler supports offsetable %lo().])
4571         fi
4572     fi
4573     ;;
4574
4575 changequote(,)dnl
4576   i[34567]86-*-*)
4577 changequote([,])dnl
4578     AC_MSG_CHECKING(assembler instructions)
4579     gcc_cv_as_instructions=
4580     if test x$gcc_cv_as != x; then
4581         set "filds fists" "filds mem; fists mem"
4582         while test $# -gt 0
4583         do
4584                 echo "$2" > conftest.s
4585                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4586                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4587                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4588                 fi
4589                 shift 2
4590         done
4591         rm -f conftest.s conftest.o
4592     fi
4593     AC_MSG_RESULT($gcc_cv_as_instructions)
4594     ;;
4595 esac
4596
4597 # Figure out what language subdirectories are present.
4598 # Look if the user specified --enable-languages="..."; if not, use
4599 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4600 # go away some day.
4601 if test x"${enable_languages+set}" != xset; then
4602         if test x"${LANGUAGES+set}" = xset; then
4603                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4604         else
4605                 enable_languages=all
4606         fi
4607 fi
4608 subdirs=
4609 for lang in ${srcdir}/*/config-lang.in ..
4610 do
4611         case $lang in
4612         ..) ;;
4613         # The odd quoting in the next line works around
4614         # an apparent bug in bash 1.12 on linux.
4615 changequote(,)dnl
4616         ${srcdir}/[*]/config-lang.in) ;;
4617         *)
4618           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4619           if test "x$lang_alias" = x
4620           then
4621                 echo "$lang doesn't set \$language." 1>&2
4622                 exit 1
4623           fi
4624           if test x"${enable_languages}" = xall; then
4625                 add_this_lang=yes
4626           else
4627                 case "${enable_languages}" in
4628                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4629                         add_this_lang=yes
4630                         ;;
4631                     * )
4632                         add_this_lang=no
4633                         ;;
4634                 esac
4635           fi
4636           if test x"${add_this_lang}" = xyes; then
4637                 case $lang in
4638                     ${srcdir}/ada/config-lang.in)
4639                         if test x$gnat = xyes ; then
4640                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4641                         fi
4642                         ;;
4643                     *)
4644                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4645                         ;;
4646                 esac
4647           fi
4648           ;;
4649 changequote([,])dnl
4650         esac
4651 done
4652
4653 # Make gthr-default.h if we have a thread file.
4654 gthread_flags=
4655 if test $thread_file != single; then
4656     rm -f gthr-default.h
4657     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4658     gthread_flags=-DHAVE_GTHR_DEFAULT
4659 fi
4660 AC_SUBST(gthread_flags)
4661
4662 # Find out what GC implementation we want, or may, use.
4663 AC_ARG_WITH(gc,
4664 [  --with-gc={simple,page} Choose the garbage collection mechanism to use
4665                            with the compiler.],
4666 [case "$withval" in
4667   simple | page)
4668     GGC=ggc-$withval
4669     ;;
4670   *)
4671     AC_MSG_ERROR([$withval is an invalid option to --with-gc])
4672     ;;
4673 esac],
4674 [if test $ac_cv_func_mmap_anywhere = yes \
4675     || test $ac_cv_func_valloc = yes; then
4676   GGC=ggc-page
4677 else
4678   GGC=ggc-simple
4679 fi])
4680 AC_SUBST(GGC)
4681 echo "Using $GGC for garbage collection."
4682
4683 # Build a new-abi (c++) system
4684 AC_ARG_ENABLE(new-gxx-abi,
4685 [  --enable-new-gxx-abi
4686                           select the new abi for g++. You must select an ABI
4687                           at configuration time, so that the correct runtime
4688                           support is built. You cannot mix ABIs.],
4689 [AC_DEFINE(ENABLE_NEW_GXX_ABI, 1,
4690         [Define if you want to always select the new-abi for g++.])
4691 GXX_ABI_FLAG='-fnew-abi'
4692 echo "Building a new-abi g++ compiler."
4693 ])
4694 AC_SUBST(GXX_ABI_FLAG)
4695
4696 # Build a new-libstdc++ system (ie libstdc++-v3)
4697 AC_MSG_CHECKING([for libstdc++ to install])
4698 AC_ARG_ENABLE(libstdcxx-v3,
4699 [  --enable-libstdcxx-v3
4700                           enable libstdc++-v3 for building and installation],
4701   [enable_libstdcxx_v3=yes], [enable_libstdcxx_v3=no])
4702
4703 if test x$enable_libstdcxx_v3 = xyes; then
4704   AC_MSG_RESULT(v3)
4705   ac_esn=1
4706 else
4707   AC_MSG_RESULT(v2)
4708   ac_esn=0
4709 fi
4710 AC_DEFINE_UNQUOTED(ENABLE_STD_NAMESPACE, $ac_esn,
4711   [Define to 1 if you want to enable namespaces (-fhonor-std) by default.])
4712
4713 # Make empty files to contain the specs and options for each language.
4714 # Then add #include lines to for a compiler that has specs and/or options.
4715
4716 lang_specs_files=
4717 lang_options_files=
4718 lang_tree_files=
4719 rm -f specs.h options.h gencheck.h
4720 touch specs.h options.h gencheck.h
4721 for subdir in . $subdirs
4722 do
4723         if test -f $srcdir/$subdir/lang-specs.h; then
4724                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4725                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4726         fi
4727         if test -f $srcdir/$subdir/lang-options.h; then
4728                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4729                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4730         fi
4731         if test -f $srcdir/$subdir/$subdir-tree.def; then
4732                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4733                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4734         fi
4735 done
4736
4737 # These (without "all_") are set in each config-lang.in.
4738 # `language' must be a single word so is spelled singularly.
4739 all_languages=
4740 all_boot_languages=
4741 all_compilers=
4742 all_stagestuff=
4743 all_diff_excludes=
4744 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile gccbug mklibgcc'
4745 # List of language makefile fragments.
4746 all_lang_makefiles=
4747 all_headers=
4748 all_lib2funcs=
4749
4750 # Add the language fragments.
4751 # Languages are added via two mechanisms.  Some information must be
4752 # recorded in makefile variables, these are defined in config-lang.in.
4753 # We accumulate them and plug them into the main Makefile.
4754 # The other mechanism is a set of hooks for each of the main targets
4755 # like `clean', `install', etc.
4756
4757 language_fragments="Make-lang"
4758 language_hooks="Make-hooks"
4759 oldstyle_subdirs=
4760
4761 for s in .. $subdirs
4762 do
4763         if test $s != ".."
4764         then
4765                 language=
4766                 boot_language=
4767                 compilers=
4768                 stagestuff=
4769                 diff_excludes=
4770                 headers=
4771                 outputs=
4772                 lib2funcs=
4773                 . ${srcdir}/$s/config-lang.in
4774                 if test "x$language" = x
4775                 then
4776                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4777                         exit 1
4778                 fi
4779                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4780                 all_languages="$all_languages $language"
4781                 if test "x$boot_language" = xyes
4782                 then
4783                         all_boot_languages="$all_boot_languages $language"
4784                 fi
4785                 all_compilers="$all_compilers $compilers"
4786                 all_stagestuff="$all_stagestuff $stagestuff"
4787                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4788                 all_headers="$all_headers $headers"
4789                 all_outputs="$all_outputs $outputs"
4790                 if test x$outputs = x
4791                 then
4792                         oldstyle_subdirs="$oldstyle_subdirs $s"
4793                 fi
4794                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4795         fi
4796 done
4797
4798 # Since we can't use `::' targets, we link each language in
4799 # with a set of hooks, reached indirectly via lang.${target}.
4800
4801 rm -f Make-hooks
4802 touch Make-hooks
4803 target_list="all.build all.cross start.encap rest.encap \
4804         info dvi \
4805         install-normal install-common install-info install-man \
4806         uninstall distdir \
4807         mostlyclean clean distclean extraclean maintainer-clean \
4808         stage1 stage2 stage3 stage4"
4809 for t in $target_list
4810 do
4811         x=
4812         for lang in .. $all_languages
4813         do
4814                 if test $lang != ".."; then
4815                         x="$x $lang.$t"
4816                 fi
4817         done
4818         echo "lang.$t: $x" >> Make-hooks
4819 done
4820
4821 # If we're not building in srcdir, create .gdbinit.
4822
4823 if test ! -f Makefile.in; then
4824         echo "dir ." > .gdbinit
4825         echo "dir ${srcdir}" >> .gdbinit
4826         if test x$gdb_needs_out_file_path = xyes
4827         then
4828                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4829         fi
4830         if test "x$subdirs" != x; then
4831                 for s in $subdirs
4832                 do
4833                         echo "dir ${srcdir}/$s" >> .gdbinit
4834                 done
4835         fi
4836         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4837 fi
4838
4839 # Define variables host_canonical and build_canonical
4840 # because some Cygnus local changes in the Makefile depend on them.
4841 build_canonical=${build}
4842 host_canonical=${host}
4843 target_subdir=
4844 if test "${host}" != "${target}" ; then
4845     target_subdir=${target}/
4846 fi
4847 AC_SUBST(build_canonical)
4848 AC_SUBST(host_canonical)
4849 AC_SUBST(target_subdir)
4850
4851 # If this is using newlib, then define inhibit_libc in
4852 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4853 # libgcc.a, but that's OK because newib should have its own version of
4854 # assert.h.
4855 inhibit_libc=
4856 if test x$with_newlib = xyes; then
4857         inhibit_libc=-Dinhibit_libc
4858 fi
4859 AC_SUBST(inhibit_libc)
4860
4861 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4862 # absolute path for gcc_tooldir based on inserting the number of up-directory
4863 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4864 # $(libsubdir)/@(unlibsubdir) based path.
4865 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4866 # make and thus we'd get different behavior depending on where we built the
4867 # sources.
4868 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4869     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4870 else
4871 changequote(<<, >>)dnl
4872 # An explanation of the sed strings:
4873 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4874 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4875 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4876 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4877 #
4878 # (*) Note this pattern overwrites the first character of the string
4879 # with a forward slash if one is not already present.  This is not a
4880 # problem because the exact names of the sub-directories concerned is
4881 # unimportant, just the number of them matters.
4882 #
4883 # The practical upshot of these patterns is like this:
4884 #
4885 #  prefix     exec_prefix        result
4886 #  ------     -----------        ------
4887 #   /foo        /foo/bar          ../
4888 #   /foo/       /foo/bar          ../
4889 #   /foo        /foo/bar/         ../
4890 #   /foo/       /foo/bar/         ../
4891 #   /foo        /foo/bar/ugg      ../../
4892 #
4893     dollar='$$'
4894     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4895 changequote([, ])dnl
4896 fi
4897 AC_SUBST(gcc_tooldir)
4898 AC_SUBST(dollar)
4899
4900 # Nothing to do for FLOAT_H, float_format already handled.
4901 objdir=`pwd`
4902 AC_SUBST(objdir)
4903
4904 # Process the language and host/target makefile fragments.
4905 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4906
4907 # Substitute configuration variables
4908 AC_SUBST(subdirs)
4909 AC_SUBST(all_boot_languages)
4910 AC_SUBST(all_compilers)
4911 AC_SUBST(all_diff_excludes)
4912 AC_SUBST(all_headers)
4913 AC_SUBST(all_lang_makefiles)
4914 AC_SUBST(all_languages)
4915 AC_SUBST(all_lib2funcs)
4916 AC_SUBST(all_stagestuff)
4917 AC_SUBST(build_exeext)
4918 AC_SUBST(build_install_headers_dir)
4919 AC_SUBST(build_xm_file_list)
4920 AC_SUBST(cc_set_by_configure)
4921 AC_SUBST(quoted_cc_set_by_configure)
4922 AC_SUBST(cpp_install_dir)
4923 AC_SUBST(dep_host_xmake_file)
4924 AC_SUBST(dep_tmake_file)
4925 AC_SUBST(extra_c_flags)
4926 AC_SUBST(extra_c_objs)
4927 AC_SUBST(extra_cpp_objs)
4928 AC_SUBST(extra_cxx_objs)
4929 AC_SUBST(extra_headers_list)
4930 AC_SUBST(extra_objs)
4931 AC_SUBST(extra_parts)
4932 AC_SUBST(extra_passes)
4933 AC_SUBST(extra_programs)
4934 AC_SUBST(float_h_file)
4935 AC_SUBST(gcc_gxx_include_dir)
4936 AC_SUBST(gcc_version)
4937 AC_SUBST(gcc_version_trigger)
4938 AC_SUBST(host_exeext)
4939 AC_SUBST(host_extra_gcc_objs)
4940 AC_SUBST(host_xm_file_list)
4941 AC_SUBST(install)
4942 AC_SUBST(lang_options_files)
4943 AC_SUBST(lang_specs_files)
4944 AC_SUBST(lang_tree_files)
4945 AC_SUBST(local_prefix)
4946 AC_SUBST(maybe_use_collect2)
4947 AC_SUBST(md_file)
4948 AC_SUBST(objc_boehm_gc)
4949 AC_SUBST(out_file)
4950 AC_SUBST(out_object_file)
4951 AC_SUBST(stage_prefix_set_by_configure)
4952 AC_SUBST(symbolic_link)
4953 AC_SUBST(thread_file)
4954 AC_SUBST(tm_file_list)
4955 AC_SUBST(will_use_collect2)
4956
4957
4958 AC_SUBST_FILE(target_overrides)
4959 AC_SUBST_FILE(host_overrides)
4960 AC_SUBST(cross_defines)
4961 AC_SUBST_FILE(cross_overrides)
4962 AC_SUBST_FILE(build_overrides)
4963 AC_SUBST_FILE(language_fragments)
4964 AC_SUBST_FILE(language_hooks)
4965
4966 # Echo that links are built
4967 if test x$host = x$target
4968 then
4969         str1="native "
4970 else
4971         str1="cross-"
4972         str2=" from $host"
4973 fi
4974
4975 if test x$host != x$build
4976 then
4977         str3=" on a $build system"
4978 fi
4979
4980 if test "x$str2" != x || test "x$str3" != x
4981 then
4982         str4=
4983 fi
4984
4985 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4986
4987 if test "x$str2" != x || test "x$str3" != x
4988 then
4989         echo " ${str2}${str3}." 1>&2
4990 fi
4991
4992 # Truncate the target if necessary
4993 if test x$host_truncate_target != x; then
4994         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4995 fi
4996
4997 # Configure the subdirectories
4998 # AC_CONFIG_SUBDIRS($subdirs)
4999
5000 # Create the Makefile
5001 # and configure language subdirectories
5002 AC_OUTPUT($all_outputs,
5003 [
5004 . $srcdir/configure.lang
5005 case x$CONFIG_HEADERS in
5006 xauto-host.h:config.in)
5007 echo > cstamp-h ;;
5008 esac
5009 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
5010 # bootstrapping and the installation procedure can still use
5011 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
5012 # FLAGS_TO_PASS has been modified to solve the problem there.
5013 # This is virtually a duplicate of what happens in configure.lang; we do
5014 # an extra check to make sure this only happens if ln -s can be used.
5015 if test "$symbolic_link" = "ln -s"; then
5016  for d in .. ${subdirs} ; do
5017    if test $d != ..; then
5018         STARTDIR=`pwd`
5019         cd $d
5020         for t in stage1 stage2 stage3 stage4 include
5021         do
5022                 rm -f $t
5023                 $symbolic_link ../$t $t 2>/dev/null
5024         done
5025         cd $STARTDIR
5026    fi
5027  done
5028 else true ; fi
5029 # Avoid having to add intl to our include paths.
5030 if test -f intl/libintl.h; then
5031   echo creating libintl.h
5032   echo '#include "intl/libintl.h"' >libintl.h
5033 fi
5034 ],
5035 [
5036 host='${host}'
5037 build='${build}'
5038 target='${target}'
5039 target_alias='${target_alias}'
5040 srcdir='${srcdir}'
5041 subdirs='${subdirs}'
5042 oldstyle_subdirs='${oldstyle_subdirs}'
5043 symbolic_link='${symbolic_link}'
5044 program_transform_set='${program_transform_set}'
5045 program_transform_name='${program_transform_name}'
5046 dep_host_xmake_file='${dep_host_xmake_file}'
5047 host_xmake_file='${host_xmake_file}'
5048 dep_tmake_file='${dep_tmake_file}'
5049 tmake_file='${tmake_file}'
5050 thread_file='${thread_file}'
5051 gcc_version='${gcc_version}'
5052 gcc_version_trigger='${gcc_version_trigger}'
5053 local_prefix='${local_prefix}'
5054 build_install_headers_dir='${build_install_headers_dir}'
5055 build_exeext='${build_exeext}'
5056 host_exeext='${host_exeext}'
5057 out_file='${out_file}'
5058 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
5059 SET_MAKE='${SET_MAKE}'
5060 target_list='${target_list}'
5061 target_overrides='${target_overrides}'
5062 host_overrides='${host_overrides}'
5063 cross_defines='${cross_defines}'
5064 cross_overrides='${cross_overrides}'
5065 build_overrides='${build_overrides}'
5066 cpp_install_dir='${cpp_install_dir}'
5067 ])