gcc/configure.in

   1 # configure.in for GNU CC
   2 # Process this file with autoconf to generate a configuration script.
   3
   4 # Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU CC.
   7
   8 #GNU CC is free software; you can redistribute it and/or modify
   9 #it under the terms of the GNU General Public License as published by
  10 #the Free Software Foundation; either version 2, or (at your option)
  11 #any later version.
  12
  13 #GNU CC is distributed in the hope that it will be useful,
  14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #GNU General Public License for more details.
  17
  18 #You should have received a copy of the GNU General Public License
  19 #along with GNU CC; see the file COPYING.  If not, write to
  20 #the Free Software Foundation, 59 Temple Place - Suite 330,
  21 #Boston, MA 02111-1307, USA.
  22
  23 # Initialization and defaults
  24 AC_PREREQ(2.12.1)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
 105 fi
 106
 107 # With GNU as
 108 AC_ARG_WITH(gnu-as,
 109 [  --with-gnu-as           arrange to work with GNU as.],
 110 gas_flag="$with_gnu_as",
 111 gas_flag=no)
 112
 113 AC_ARG_WITH(as,
 114 [  --with-as               arrange to use the specified as (full pathname).],
 115 DEFAULT_ASSEMBLER="$with_as")
 116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 117   if test ! -x "$DEFAULT_ASSEMBLER"; then
 118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 120     gas_flag=yes
 121   fi
 122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
 123 fi
 124
 125 # With stabs
 126 AC_ARG_WITH(stabs,
 127 [  --with-stabs            arrange to use stabs instead of host debug format.],
 128 stabs="$with_stabs",
 129 stabs=no)
 130
 131 # With ELF
 132 AC_ARG_WITH(elf,
 133 [  --with-elf              arrange to use ELF instead of host debug format.],
 134 elf="$with_elf",
 135 elf=no)
 136
 137 # Specify the local prefix
 138 local_prefix=
 139 AC_ARG_WITH(local-prefix,
 140 [  --with-local-prefix=DIR specifies directory to put local include.],
 141 [case "${withval}" in
 142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 143 no)     ;;
 144 *)      local_prefix=$with_local_prefix ;;
 145 esac])
 146
 147 # Default local prefix if it is empty
 148 if test x$local_prefix = x; then
 149         local_prefix=/usr/local
 150 fi
 151
 152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 153 # passed in by the toplevel make and thus we'd get different behavior
 154 # depending on where we built the sources.
 155 gcc_gxx_include_dir=
 156 # Specify the g++ header file directory
 157 AC_ARG_WITH(gxx-include-dir,
 158 [  --with-gxx-include-dir=DIR
 159                           specifies directory to put g++ header files.],
 160 [case "${withval}" in
 161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 162 no)     ;;
 163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 164 esac])
 165
 166 if test x${gcc_gxx_include_dir} = x; then
 167   if test x${enable_version_specific_runtime_libs} = xyes; then
 168     gcc_gxx_include_dir='${libsubdir}/include/g++'
 169   else
 170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 171 changequote(<<, >>)dnl
 172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 173 changequote([, ])dnl
 174   fi
 175 fi
 176
 177 # Enable expensive internal checks
 178 AC_ARG_ENABLE(checking,
 179 [  --enable-checking       enable expensive run-time checks.],
 180 [case "${enableval}" in
 181 yes)    AC_DEFINE(ENABLE_CHECKING) ;;
 182 no)     ;;
 183 *)      AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
 184 esac])
 185
 186 AC_ARG_ENABLE(cpp,
 187 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 188 [], [enable_cpp=yes])
 189
 190 AC_ARG_WITH(cpp_install_dir,
 191 [  --with-cpp-install-dir=DIR
 192                           install the user visible C preprocessor in DIR
 193                           (relative to PREFIX) as well as PREFIX/bin.],
 194 [if test x$withval = xyes; then
 195   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 196 elif test x$withval != xno; then
 197   cpp_install_dir=$withval
 198 fi])
 199
 200 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 201 cpp_main=cccp
 202 AC_ARG_ENABLE(cpplib,
 203 [  --enable-cpplib         use cpplib for the C preprocessor.],
 204 if test x$enable_cpplib != xno; then
 205   cpp_main=cppmain
 206 fi)
 207
 208 # Link cpplib into the compiler proper, for C/C++/ObjC.
 209 AC_ARG_ENABLE(c-cpplib,
 210 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 211                           (EXPERIMENTAL) (implies --enable-cpplib).],
 212 if test x$enable_c_cpplib != xno; then
 213   extra_c_objs="${extra_c_objs} libcpp.a"
 214   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 215   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 216   cpp_main=cppmain
 217 fi)
 218
 219 # Disable fast fixincludes
 220 AC_ARG_ENABLE(fast-fixincludes,
 221 [  --disable-fast-fixincludes
 222                          Disable the new fast fixincludes.
 223                          Run the old fixincludes script unconditionally],
 224 if test x$enable_fast_fixincludes = xno ; then
 225   cp $srcdir/fixincludes ./fixinc.sh
 226 fi)
 227
 228 # Enable Multibyte Characters for C/C++
 229 AC_ARG_ENABLE(c-mbchar,
 230 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 231 if [[[ x$enable_c_mbchar != xno ]]]; then
 232   extra_c_flags=-DMULTIBYTE_CHARS=1
 233 fi)
 234
 235 # Enable threads
 236 # Pass with no value to take the default
 237 # Pass with a value to specify a thread package
 238 AC_ARG_ENABLE(threads,
 239 [  --enable-threads        enable thread usage for target GCC.
 240   --enable-threads=LIB    use LIB thread package for target GCC.],
 241 if test x$enable_threads = xno; then
 242         enable_threads=''
 243 fi,
 244 enable_threads='')
 245
 246 enable_threads_flag=$enable_threads
 247 # Check if a valid thread package
 248 case x${enable_threads_flag} in
 249         x | xno)
 250                 # No threads
 251                 target_thread_file='single'
 252                 ;;
 253         xyes)
 254                 # default
 255                 target_thread_file=''
 256                 ;;
 257         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 258         xsolaris | xwin32 | xdce | xvxworks)
 259                 target_thread_file=$enable_threads_flag
 260                 ;;
 261         *)
 262                 echo "$enable_threads is an unknown thread package" 1>&2
 263                 exit 1
 264                 ;;
 265 esac
 266
 267 AC_ARG_ENABLE(objc-gc,
 268 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 269                           the GNU Objective-C runtime.],
 270 if [[[ x$enable_objc_gc = xno ]]]; then
 271         objc_boehm_gc=''
 272 else
 273         objc_boehm_gc=1
 274 fi,
 275 objc_boehm_gc='')
 276
 277 AC_ARG_WITH(dwarf2,
 278 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 279 dwarf2="$with_dwarf2",
 280 dwarf2=no)
 281
 282 # Determine the host, build, and target systems
 283 AC_CANONICAL_SYSTEM
 284
 285 # Find the native compiler
 286 AC_PROG_CC
 287 AC_GCC_C_LONG_DOUBLE
 288
 289 # If the native compiler is GCC, we can enable warnings even in stage1.
 290 # That's useful for people building cross-compilers, or just running a
 291 # quick `make'.
 292 if test "x$GCC" = "xyes"; then
 293   stage1_warn_cflags='$(WARN_CFLAGS)'
 294 else
 295   stage1_warn_cflags=""
 296 fi
 297 AC_SUBST(stage1_warn_cflags)
 298
 299 AC_PROG_MAKE_SET
 300
 301 AC_MSG_CHECKING([whether a default assembler was specified])
 302 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 303     if test x"$gas_flag" = x"no"; then
 304         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 305     else
 306         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 307     fi
 308 else
 309     AC_MSG_RESULT(no)
 310 fi
 311
 312 AC_MSG_CHECKING([whether a default linker was specified])
 313 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 314     if test x"$gnu_ld_flag" = x"no"; then
 315         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 316     else
 317         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 318     fi
 319 else
 320     AC_MSG_RESULT(no)
 321 fi
 322
 323 # Find some useful tools
 324 AC_PROG_AWK
 325 AC_PROG_LEX
 326 GCC_PROG_LN
 327 GCC_PROG_LN_S
 328 GCC_C_VOLATILE
 329 AC_PROG_RANLIB
 330 AC_PROG_YACC
 331 EGCS_PROG_INSTALL
 332
 333 AC_HEADER_STDC
 334 AC_HEADER_TIME
 335 GCC_HEADER_STRING
 336 AC_HEADER_SYS_WAIT
 337 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 338                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 339                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 340                  direct.h malloc.h)
 341
 342 # Check for thread headers.
 343 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 344 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 345
 346 # See if GNAT has been installed
 347 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 348
 349 # See if the system preprocessor understands the ANSI C preprocessor
 350 # stringification operator.
 351 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 352 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 353 [AC_TRY_COMPILE(,
 354 [#define S(x)   #x
 355 char *test = S(foo);],
 356 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 357 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 358 if test $gcc_cv_c_have_stringify = yes; then
 359   AC_DEFINE(HAVE_CPP_STRINGIFY)
 360 fi
 361
 362 # Use <inttypes.h> only if it exists,
 363 # doesn't clash with <sys/types.h>, and declares intmax_t.
 364 AC_MSG_CHECKING(for inttypes.h)
 365 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 366 [AC_TRY_COMPILE(
 367   [#include <sys/types.h>
 368 #include <inttypes.h>],
 369   [intmax_t i = -1;],
 370   [gcc_cv_header_inttypes_h=yes],
 371   gcc_cv_header_inttypes_h=no)])
 372 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 373 if test $gcc_cv_header_inttypes_h = yes; then
 374   AC_DEFINE(HAVE_INTTYPES_H)
 375 fi
 376
 377 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 378         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 379         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 380         fputs_unlocked getrusage)
 381
 382 # Make sure wchar_t is available
 383 #AC_CHECK_TYPE(wchar_t, unsigned int)
 384
 385 GCC_FUNC_VFPRINTF_DOPRNT
 386 GCC_FUNC_PRINTF_PTR
 387
 388 case "${host}" in
 389 *-*-uwin*)
 390   # Under some versions of uwin, vfork is notoriously buggy and the test
 391   # can hang configure; on other versions, vfork exists just as a stub.
 392   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 393   ac_cv_func_vfork_works=no
 394   ;;
 395 esac
 396 AC_FUNC_VFORK
 397
 398 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
 399         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 400         strsignal putc_unlocked fputs_unlocked strstr)
 401
 402 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
 403 #ifdef HAVE_MALLOC_H
 404 #include <malloc.h>
 405 #endif
 406 ])
 407
 408 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 409 #include <sys/types.h>
 410 #ifdef HAVE_SYS_RESOURCE_H
 411 #include <sys/resource.h>
 412 #endif
 413 ])
 414
 415 AC_DECL_SYS_SIGLIST
 416
 417 # mkdir takes a single argument on some systems.
 418 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 419
 420 # File extensions
 421 manext='.1'
 422 objext='.o'
 423 AC_SUBST(manext)
 424 AC_SUBST(objext)
 425
 426 build_xm_file=
 427 build_xm_defines=
 428 build_install_headers_dir=install-headers-tar
 429 build_exeext=
 430 host_xm_file=
 431 host_xm_defines=
 432 host_xmake_file=
 433 host_truncate_target=
 434 host_exeext=
 435
 436 # Decode the host machine, then the target machine.
 437 # For the host machine, we save the xm_file variable as host_xm_file;
 438 # then we decode the target machine and forget everything else
 439 # that came from the host machine.
 440 for machine in $build $host $target; do
 441
 442         out_file=
 443         xmake_file=
 444         tmake_file=
 445         extra_headers=
 446         extra_passes=
 447         extra_parts=
 448         extra_programs=
 449         extra_objs=
 450         extra_host_objs=
 451         extra_gcc_objs=
 452         xm_defines=
 453         float_format=
 454         # Set this to force installation and use of collect2.
 455         use_collect2=
 456         # Set this to override the default target model.
 457         target_cpu_default=
 458         # Set this to control how the header file directory is installed.
 459         install_headers_dir=install-headers-tar
 460         # Set this to a non-empty list of args to pass to cpp if the target
 461         # wants its .md file passed through cpp.
 462         md_cppflags=
 463         # Set this if directory names should be truncated to 14 characters.
 464         truncate_target=
 465         # Set this if gdb needs a dir command with `dirname $out_file`
 466         gdb_needs_out_file_path=
 467         # Set this if the build machine requires executables to have a
 468         # file name suffix.
 469         exeext=
 470         # Set this to control which thread package will be used.
 471         thread_file=
 472         # Reinitialize these from the flag values every loop pass, since some
 473         # configure entries modify them.
 474         gas="$gas_flag"
 475         gnu_ld="$gnu_ld_flag"
 476         enable_threads=$enable_threads_flag
 477
 478         # Set default cpu_type, tm_file and xm_file so it can be updated in
 479         # each machine entry.
 480         cpu_type=`echo $machine | sed 's/-.*$//'`
 481         case $machine in
 482         alpha*-*-*)
 483                 cpu_type=alpha
 484                 ;;
 485         arm*-*-*)
 486                 cpu_type=arm
 487                 ;;
 488         c*-convex-*)
 489                 cpu_type=convex
 490                 ;;
 491 changequote(,)dnl
 492         i[34567]86-*-*)
 493 changequote([,])dnl
 494                 cpu_type=i386
 495                 ;;
 496         hppa*-*-*)
 497                 cpu_type=pa
 498                 ;;
 499         m68000-*-*)
 500                 cpu_type=m68k
 501                 ;;
 502         mips*-*-*)
 503                 cpu_type=mips
 504                 ;;
 505         powerpc*-*-*)
 506                 cpu_type=rs6000
 507                 ;;
 508         pyramid-*-*)
 509                 cpu_type=pyr
 510                 ;;
 511         sparc*-*-*)
 512                 cpu_type=sparc
 513                 ;;
 514         esac
 515
 516         tm_file=${cpu_type}/${cpu_type}.h
 517         xm_file=${cpu_type}/xm-${cpu_type}.h
 518
 519         # On a.out targets, we need to use collect2.
 520         case $machine in
 521         *-*-*aout*)
 522                 use_collect2=yes
 523                 ;;
 524         esac
 525
 526         # Common parts for linux-gnu and openbsd systems
 527         case $machine in
 528         *-*-linux-gnu*)
 529                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 530                 ;;
 531         *-*-openbsd*)
 532                 tm_file=${cpu_type}/openbsd.h
 533                 tmake_file="t-libc-ok t-openbsd"
 534                 # avoid surprises, always provide an xm-openbsd file
 535                 xm_file=${cpu_type}/xm-openbsd.h
 536                 # don't depend on processor x-fragments as well
 537                 xmake_file=none
 538                 if test x$enable_threads = xyes; then
 539                         thread_file='posix'
 540                         tmake_file="${tmake_file} t-openbsd-thread"
 541                 fi
 542                 ;;
 543         esac
 544
 545         case $machine in
 546         # Support site-specific machine types.
 547         *local*)
 548                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 549                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 550                 xm_file=${cpu_type}/xm-$rest.h
 551                 tm_file=${cpu_type}/$rest.h
 552                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 553                 then xmake_file=${cpu_type}/x-$rest; \
 554                 else true; \
 555                 fi
 556                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 557                 then tmake_file=${cpu_type}/t-$rest; \
 558                 else true; \
 559                 fi
 560                 ;;
 561         1750a-*-*)
 562                 ;;
 563         a29k-*-bsd* | a29k-*-sym1*)
 564                 tm_file="${tm_file} a29k/unix.h"
 565                 xm_defines=USG
 566                 xmake_file=a29k/x-unix
 567                 use_collect2=yes
 568                 ;;
 569         a29k-*-udi | a29k-*-coff)
 570                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 571                 tmake_file=a29k/t-a29kbare
 572                 ;;
 573         a29k-wrs-vxworks*)
 574                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 575                 tmake_file=a29k/t-vx29k
 576                 extra_parts="crtbegin.o crtend.o"
 577                 thread_file='vxworks'
 578                 ;;
 579         a29k-*-*)                       # Default a29k environment.
 580                 use_collect2=yes
 581                 ;;
 582         alpha-*-interix)
 583                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 584
 585                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 586                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 587
 588                 # GAS + IEEE_CONFORMANT
 589                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 590
 591                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 592                 xmake_file="x-interix alpha/t-pe"
 593                 tmake_file="alpha/t-interix alpha/t-ieee"
 594                 if test x$enable_threads = xyes ; then
 595                         thread_file='posix'
 596                 fi
 597                 if test x$stabs = xyes ; then
 598                         tm_file="${tm_file} dbxcoff.h"
 599                 fi
 600                 #prefix='$$INTERIX_ROOT'/usr/contrib
 601                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 602                 ;;
 603         alpha*-*-linux-gnuecoff*)
 604                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 605                 target_cpu_default="MASK_GAS"
 606                 tmake_file="alpha/t-ieee"
 607                 gas=no
 608                 xmake_file=none
 609                 gas=yes gnu_ld=yes
 610                 ;;
 611         alpha*-*-linux-gnulibc1*)
 612                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 613                 target_cpu_default="MASK_GAS"
 614                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 615                 extra_parts="crtbegin.o crtend.o"
 616                 xmake_file=none
 617                 gas=yes gnu_ld=yes
 618                 if test x$enable_threads = xyes; then
 619                         thread_file='posix'
 620                 fi
 621                 ;;
 622         alpha*-*-linux-gnu*)
 623                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 624                 target_cpu_default="MASK_GAS"
 625                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 626                 extra_parts="crtbegin.o crtend.o"
 627                 xmake_file=none
 628                 gas=yes gnu_ld=yes
 629                 if test x$enable_threads = xyes; then
 630                         thread_file='posix'
 631                 fi
 632                 ;;
 633         alpha*-*-netbsd*)
 634                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 635                 target_cpu_default="MASK_GAS"
 636                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 637                 extra_parts="crtbegin.o crtend.o"
 638                 xmake_file=none
 639                 gas=yes gnu_ld=yes
 640                 ;;
 641
 642         alpha*-*-openbsd*)
 643                 # default x-alpha is only appropriate for dec-osf.
 644                 target_cpu_default="MASK_GAS"
 645                 tmake_file="alpha/t-ieee"
 646                 ;;
 647
 648         alpha*-dec-osf*)
 649                 if test x$stabs = xyes
 650                 then
 651                         tm_file="${tm_file} dbx.h"
 652                 fi
 653                 if test x$gas != xyes
 654                 then
 655                         extra_passes="mips-tfile mips-tdump"
 656                 fi
 657                 use_collect2=yes
 658                 tmake_file="alpha/t-ieee"
 659                 case $machine in
 660                   *-*-osf1*)
 661                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 662                     ;;
 663 changequote(,)dnl
 664                   *-*-osf[23]*)
 665 changequote([,])dnl
 666                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 667                     ;;
 668                   *-*-osf4*)
 669                     tm_file="${tm_file} alpha/osf.h"
 670                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 671                     # a broken tar, so we use cpio instead.
 672                     install_headers_dir=install-headers-cpio
 673                     ;;
 674                   *-*-osf5*)
 675                     tm_file="${tm_file} alpha/osf.h"
 676                     ;;
 677                 esac
 678                 case $machine in
 679 changequote(,)dnl
 680                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 681 changequote([,])dnl
 682                     target_cpu_default=MASK_SUPPORT_ARCH
 683                     ;;
 684                 esac
 685                 ;;
 686         alpha*-*-vxworks*)
 687                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 688                 tmake_file="alpha/t-ieee"
 689                 if [ x$gas != xyes ]
 690                 then
 691                         extra_passes="mips-tfile mips-tdump"
 692                 fi
 693                 use_collect2=yes
 694                 thread_file='vxworks'
 695                 ;;
 696         alpha*-*-winnt*)
 697                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 698                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 699                 tmake_file="t-libc-ok alpha/t-ieee"
 700                 xmake_file=winnt/x-winnt
 701                 extra_host_objs=oldnames.o
 702                 extra_gcc_objs="spawnv.o oldnames.o"
 703                 if test x$gnu_ld != xyes
 704                 then
 705                         extra_programs=ld.exe
 706                 fi
 707                 if test x$enable_threads = xyes; then
 708                         thread_file='win32'
 709                 fi
 710                 ;;
 711         alpha*-dec-vms*)
 712                 tm_file=alpha/vms.h
 713                 xm_file="${xm_file} alpha/xm-vms.h"
 714                 tmake_file="alpha/t-vms alpha/t-ieee"
 715                 ;;
 716         arc-*-elf*)
 717                 extra_parts="crtinit.o crtfini.o"
 718                 ;;
 719         arm-*-coff* | armel-*-coff*)
 720                 tm_file=arm/coff.h
 721                 tmake_file=arm/t-bare
 722                 ;;
 723         arm-*-vxworks*)
 724                 tm_file=arm/vxarm.h
 725                 tmake_file=arm/t-bare
 726                 thread_file='vxworks'
 727                 ;;
 728 changequote(,)dnl
 729         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 730 changequote([,])dnl
 731                 tm_file=arm/riscix1-1.h
 732                 use_collect2=yes
 733                 ;;
 734         arm-*-riscix*)                  # Acorn RISC machine
 735                 if test x$gas = xyes
 736                 then
 737                     tm_file=arm/rix-gas.h
 738                 else
 739                     tm_file=arm/riscix.h
 740                 fi
 741                 xmake_file=arm/x-riscix
 742                 tmake_file=arm/t-riscix
 743                 use_collect2=yes
 744                 ;;
 745         arm-semi-aout | armel-semi-aout)
 746                 tm_file=arm/semi.h
 747                 tmake_file=arm/t-semi
 748                 ;;
 749         arm-semi-aof | armel-semi-aof)
 750                 tm_file=arm/semiaof.h
 751                 tmake_file=arm/t-semiaof
 752                 ;;
 753         arm*-*-netbsd*)
 754                 tm_file=arm/netbsd.h
 755                 xm_file="arm/xm-netbsd.h ${xm_file}"
 756                 tmake_file="t-netbsd arm/t-netbsd"
 757        use_collect2=yes
 758                 ;;
 759         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 760                 cpu_type=arm
 761                 xmake_file=x-linux
 762                 tm_file=arm/linux-aout.h
 763                 tmake_file=arm/t-linux
 764                 gnu_ld=yes
 765                 ;;
 766         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 767                 xm_file=arm/xm-linux.h
 768                 xmake_file=x-linux
 769                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 770                 case $machine in
 771                 armv2*-*-*)
 772                         tm_file="arm/linux-elf26.h $tm_file"
 773                         ;;
 774                 esac
 775                 tmake_file="t-linux arm/t-linux"
 776                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 777                 gnu_ld=yes
 778                 case x${enable_threads} in
 779                 x | xyes | xpthreads | xposix)
 780                         thread_file='posix'
 781                         ;;
 782                 esac
 783                 ;;
 784         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 785                 xm_file=arm/xm-linux.h
 786                 xmake_file=x-linux
 787                 tm_file="arm/linux-elf.h"
 788                 case $machine in
 789                 armv2*-*-*)
 790                         tm_file="arm/linux-elf26.h $tm_file"
 791                         ;;
 792                 esac
 793                 tmake_file="t-linux arm/t-linux"
 794                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 795                 gnu_ld=yes
 796                 case x${enable_threads} in
 797                 x | xyes | xpthreads | xposix)
 798                         thread_file='posix'
 799                         ;;
 800                 esac
 801                 ;;
 802         arm*-*-uclinux*)                # ARM ucLinux
 803                 tm_file=arm/uclinux-elf.h
 804                 tmake_file=arm/t-arm-elf
 805                 ;;
 806         arm*-*-aout)
 807                 tm_file=arm/aout.h
 808                 tmake_file=arm/t-bare
 809                 ;;
 810         arm*-*-ecos-elf)
 811                 tm_file=arm/ecos-elf.h
 812                 tmake_file=arm/t-elf
 813                 ;;
 814         arm*-*-elf)
 815                 tm_file=arm/unknown-elf.h
 816                 tmake_file=arm/t-arm-elf
 817                 ;;
 818         arm*-*-oabi)
 819                 tm_file=arm/unknown-elf-oabi.h
 820                 tmake_file=arm/t-arm-elf
 821                 ;;
 822         arm-*-pe*)
 823                 tm_file=arm/pe.h
 824                 tmake_file=arm/t-pe
 825                 extra_objs=pe.o
 826                 ;;
 827         c1-convex-*)                    # Convex C1
 828                 target_cpu_default=1
 829                 use_collect2=yes
 830                 ;;
 831         c2-convex-*)                    # Convex C2
 832                 target_cpu_default=2
 833                 use_collect2=yes
 834                 ;;
 835         c32-convex-*)
 836                 target_cpu_default=4
 837                 use_collect2=yes
 838                 ;;
 839         c34-convex-*)
 840                 target_cpu_default=8
 841                 use_collect2=yes
 842                 ;;
 843         c38-convex-*)
 844                 target_cpu_default=16
 845                 use_collect2=yes
 846                 ;;
 847         c4x-*)
 848                 cpu_type=c4x
 849                 tmake_file=c4x/t-c4x
 850                 ;;
 851         clipper-intergraph-clix*)
 852                 tm_file="${tm_file} svr3.h clipper/clix.h"
 853                 xm_file=clipper/xm-clix.h
 854                 xmake_file=clipper/x-clix
 855                 extra_headers=va-clipper.h
 856                 extra_parts="crtbegin.o crtend.o"
 857                 install_headers_dir=install-headers-cpio
 858                 ;;
 859         dsp16xx-*)
 860                 ;;
 861         elxsi-elxsi-*)
 862                 use_collect2=yes
 863                 ;;
 864 # This hasn't been upgraded to GCC 2.
 865 #       fx80-alliant-*)                 # Alliant FX/80
 866 #               ;;
 867         h8300-*-*)
 868                 float_format=i32
 869                 ;;
 870         hppa*-*-linux*)
 871                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 872                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 873                 tmake_file="t-linux pa/t-linux"
 874                 extra_parts="crtbegin.o crtend.o"
 875                 xmake_file=none
 876                 gas=yes gnu_ld=yes
 877                 if test x$enable_threads = xyes; then
 878                         thread_file='posix'
 879                 fi
 880                 ;;
 881         hppa*-*-openbsd*)
 882                 target_cpu_default="MASK_PA_11"
 883                 tmake_file=pa/t-openbsd
 884                 ;;
 885         hppa1.1-*-pro*)
 886                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 887                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 888                 xm_file=pa/xm-papro.h
 889                 tmake_file=pa/t-pro
 890                 ;;
 891         hppa1.1-*-osf*)
 892                 target_cpu_default="MASK_PA_11"
 893                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 894                 use_collect2=yes
 895                 ;;
 896         hppa1.1-*-rtems*)
 897                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 898                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 899                 xm_file=pa/xm-papro.h
 900                 tmake_file=pa/t-pro
 901                 ;;
 902         hppa1.0-*-osf*)
 903                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 904                 use_collect2=yes
 905                 ;;
 906         hppa1.1-*-bsd*)
 907                 tm_file="${tm_file} pa/som.h"
 908                 target_cpu_default="MASK_PA_11"
 909                 use_collect2=yes
 910                 ;;
 911         hppa1.0-*-bsd*)
 912                 tm_file="${tm_file} pa/som.h"
 913                 use_collect2=yes
 914                 ;;
 915         hppa1.0-*-hpux7*)
 916                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 917                 xm_file=pa/xm-pahpux.h
 918                 xmake_file=pa/x-pa-hpux
 919                 if test x$gas = xyes
 920                 then
 921                         tm_file="${tm_file} pa/gas.h"
 922                 fi
 923                 install_headers_dir=install-headers-cpio
 924                 use_collect2=yes
 925                 ;;
 926 changequote(,)dnl
 927         hppa1.0-*-hpux8.0[0-2]*)
 928 changequote([,])dnl
 929                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 930                 xm_file=pa/xm-pahpux.h
 931                 xmake_file=pa/x-pa-hpux
 932                 if test x$gas = xyes
 933                 then
 934                         tm_file="${tm_file} pa/pa-gas.h"
 935                 else
 936                         tm_file="pa/pa-oldas.h ${tm_file}"
 937                 fi
 938                 install_headers_dir=install-headers-cpio
 939                 use_collect2=yes
 940                 ;;
 941 changequote(,)dnl
 942         hppa1.1-*-hpux8.0[0-2]*)
 943 changequote([,])dnl
 944                 target_cpu_default="MASK_PA_11"
 945                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 946                 xm_file=pa/xm-pahpux.h
 947                 xmake_file=pa/x-pa-hpux
 948                 if test x$gas = xyes
 949                 then
 950                         tm_file="${tm_file} pa/pa-gas.h"
 951                 else
 952                         tm_file="pa/pa-oldas.h ${tm_file}"
 953                 fi
 954                 install_headers_dir=install-headers-cpio
 955                 use_collect2=yes
 956                 ;;
 957         hppa1.1-*-hpux8*)
 958                 target_cpu_default="MASK_PA_11"
 959                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 960                 xm_file=pa/xm-pahpux.h
 961                 xmake_file=pa/x-pa-hpux
 962                 if test x$gas = xyes
 963                 then
 964                         tm_file="${tm_file} pa/pa-gas.h"
 965                 fi
 966                 install_headers_dir=install-headers-cpio
 967                 use_collect2=yes
 968                 ;;
 969         hppa1.0-*-hpux8*)
 970                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 971                 xm_file=pa/xm-pahpux.h
 972                 xmake_file=pa/x-pa-hpux
 973                 if test x$gas = xyes
 974                 then
 975                         tm_file="${tm_file} pa/pa-gas.h"
 976                 fi
 977                 install_headers_dir=install-headers-cpio
 978                 use_collect2=yes
 979                 ;;
 980         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 981                 target_cpu_default="MASK_PA_11"
 982                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 983                 xm_file=pa/xm-pahpux.h
 984                 xmake_file=pa/x-pa-hpux
 985                 tmake_file=pa/t-pa
 986                 if test x$gas = xyes
 987                 then
 988                         tm_file="${tm_file} pa/pa-gas.h"
 989                 fi
 990                 if test x$enable_threads = x; then
 991                     enable_threads=$have_pthread_h
 992                 fi
 993                 if test x$enable_threads = xyes; then
 994                         thread_file='dce'
 995                         tmake_file="${tmake_file} pa/t-dce-thr"
 996                 fi
 997                 install_headers_dir=install-headers-cpio
 998                 use_collect2=yes
 999                 ;;
1000         hppa1.0-*-hpux10*)
1001                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1002                 xm_file=pa/xm-pahpux.h
1003                 xmake_file=pa/x-pa-hpux
1004                 tmake_file=pa/t-pa
1005                 if test x$gas = xyes
1006                 then
1007                         tm_file="${tm_file} pa/pa-gas.h"
1008                 fi
1009                 if test x$enable_threads = x; then
1010                     enable_threads=$have_pthread_h
1011                 fi
1012                 if test x$enable_threads = xyes; then
1013                         thread_file='dce'
1014                         tmake_file="${tmake_file} pa/t-dce-thr"
1015                 fi
1016                 install_headers_dir=install-headers-cpio
1017                 use_collect2=yes
1018                 ;;
1019         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1020                 target_cpu_default="MASK_PA_11"
1021                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1022                 xm_file=pa/xm-pahpux.h
1023                 xmake_file=pa/x-pa-hpux
1024                 tmake_file=pa/t-pa
1025                 if [[ x$gas = xyes ]]
1026                 then
1027                         tm_file="${tm_file} pa/pa-gas.h"
1028                 fi
1029 #               if [[ x$enable_threads = x ]]; then
1030 #                   enable_threads=$have_pthread_h
1031 #               fi
1032 #               if [[ x$enable_threads = xyes ]]; then
1033 #                       thread_file='dce'
1034 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1035 #               fi
1036                 install_headers_dir=install-headers-cpio
1037                 use_collect2=yes
1038                 ;;
1039         hppa1.0-*-hpux11*)
1040                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1041                 xm_file=pa/xm-pahpux.h
1042                 xmake_file=pa/x-pa-hpux
1043                 if [[ x$gas = xyes ]]
1044                 then
1045                         tm_file="${tm_file} pa/pa-gas.h"
1046                 fi
1047 #               if [[ x$enable_threads = x ]]; then
1048 #                   enable_threads=$have_pthread_h
1049 #               fi
1050 #               if [[ x$enable_threads = xyes ]]; then
1051 #                       thread_file='dce'
1052 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1053 #               fi
1054                 install_headers_dir=install-headers-cpio
1055                 use_collect2=yes
1056                 ;;
1057         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1058                 target_cpu_default="MASK_PA_11"
1059                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1060                 xm_file=pa/xm-pahpux.h
1061                 xmake_file=pa/x-pa-hpux
1062                 if test x$gas = xyes
1063                 then
1064                         tm_file="${tm_file} pa/pa-gas.h"
1065                 fi
1066                 install_headers_dir=install-headers-cpio
1067                 use_collect2=yes
1068                 ;;
1069         hppa1.0-*-hpux*)
1070                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1071                 xm_file=pa/xm-pahpux.h
1072                 xmake_file=pa/x-pa-hpux
1073                 if test x$gas = xyes
1074                 then
1075                         tm_file="${tm_file} pa/pa-gas.h"
1076                 fi
1077                 install_headers_dir=install-headers-cpio
1078                 use_collect2=yes
1079                 ;;
1080         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1081                 target_cpu_default="MASK_PA_11"
1082                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1083                 xm_file=pa/xm-pahpux.h
1084                 xmake_file=pa/x-pa-hpux
1085                 if test x$gas = xyes
1086                 then
1087                         tm_file="${tm_file} pa/pa-gas.h"
1088                 fi
1089                 install_headers_dir=install-headers-cpio
1090                 use_collect2=yes
1091                 ;;
1092         hppa1.0-*-hiux*)
1093                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1094                 xm_file=pa/xm-pahpux.h
1095                 xmake_file=pa/x-pa-hpux
1096                 if test x$gas = xyes
1097                 then
1098                         tm_file="${tm_file} pa/pa-gas.h"
1099                 fi
1100                 install_headers_dir=install-headers-cpio
1101                 use_collect2=yes
1102                 ;;
1103         hppa*-*-lites*)
1104                 tm_file="${tm_file} elfos.h pa/elf.h"
1105                 target_cpu_default="MASK_PA_11"
1106                 use_collect2=yes
1107                 ;;
1108         hppa*-*-mpeix*)
1109                 tm_file="${tm_file} pa/pa-mpeix.h"
1110                 xm_file=pa/xm-pampeix.h
1111                 xmake_file=pa/x-pa-mpeix
1112                 echo "You must use gas. Assuming it is already installed."
1113                 install_headers_dir=install-headers-tar
1114                 fixincludes=Makefile.in
1115                 use_collect2=yes
1116                 ;;
1117         i370-*-opened*)                  # IBM 360/370/390 Architecture
1118                 xm_file=i370/xm-oe.h
1119                 tm_file=i370/oe.h
1120                 xmake_file=i370/x-oe
1121                 tmake_file=i370/t-oe
1122                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1123                 ;;
1124         i370-*-mvs*)
1125                 xm_file=i370/xm-mvs.h
1126                 tm_file=i370/mvs.h
1127                 tmake_file=i370/t-mvs
1128                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1129                 ;;
1130         i370-*-linux*)
1131                 xm_file="xm-linux.h i370/xm-linux.h"
1132                 xmake_file=x-linux
1133                 tm_file="i370/linux.h ${tm_file}"
1134                 tmake_file="t-linux i370/t-linux"
1135                 fixincludes=Makefile.in # The headers are ok already.
1136                 # broken_install=yes
1137                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1138                 # extra_parts="crtbegin.o crtend.o"
1139                 gnu_ld=yes
1140                 gas=yes
1141                 elf=yes
1142                 if [[ x$enable_threads = xyes ]]; then
1143                         thread_file='posix'
1144                 fi
1145                 ;;
1146 changequote(,)dnl
1147         i[34567]86-*-elf*)
1148 changequote([,])dnl
1149                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1150                 tm_file=i386/i386elf.h
1151                 tmake_file=i386/t-i386elf
1152                 xmake_file=x-svr4
1153                 ;;
1154 changequote(,)dnl
1155         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1156 changequote([,])dnl
1157                 if test x$gas = xyes
1158                 then
1159                         tm_file=i386/aix386.h
1160                         extra_parts="crtbegin.o crtend.o"
1161                         tmake_file=i386/t-crtstuff
1162                 else
1163                         tm_file=i386/aix386ng.h
1164                         use_collect2=yes
1165                 fi
1166                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1167                 xm_defines=USG
1168                 xmake_file=i386/x-aix
1169                 ;;
1170 changequote(,)dnl
1171         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1172 changequote([,])dnl
1173                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1174                 xm_defines="USG POSIX SMALL_ARG_MAX"
1175                 xmake_file=i386/x-ncr3000
1176                 if test x$stabs = xyes -a x$gas = xyes
1177                 then
1178                         tm_file=i386/sysv4gdb.h
1179                 else
1180                         tm_file=i386/sysv4.h
1181                 fi
1182                 extra_parts="crtbegin.o crtend.o"
1183                 tmake_file=i386/t-crtpic
1184                 ;;
1185 changequote(,)dnl
1186         i[34567]86-next-*)
1187 changequote([,])dnl
1188                 tm_file=i386/next.h
1189                 xm_file=i386/xm-next.h
1190                 tmake_file=i386/t-next
1191                 xmake_file=i386/x-next
1192                 extra_objs=nextstep.o
1193                 extra_parts="crtbegin.o crtend.o"
1194                 if test x$enable_threads = xyes; then
1195                         thread_file='mach'
1196                 fi
1197                 ;;
1198 changequote(,)dnl
1199         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1200 changequote([,])dnl
1201                 use_collect2=yes
1202                 if test x$gas = xyes
1203                 then
1204                         tm_file=i386/seq-gas.h
1205                 else
1206                         tm_file=i386/sequent.h
1207                 fi
1208                 ;;
1209 changequote(,)dnl
1210         i[34567]86-sequent-ptx1*)
1211 changequote([,])dnl
1212                 xm_defines="USG SVR3"
1213                 xmake_file=i386/x-sysv3
1214                 tm_file=i386/seq-sysv3.h
1215                 tmake_file=i386/t-crtstuff
1216                 extra_parts="crtbegin.o crtend.o"
1217                 install_headers_dir=install-headers-cpio
1218                 ;;
1219 changequote(,)dnl
1220         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1221 changequote([,])dnl
1222                 xm_defines="USG SVR3"
1223                 xmake_file=i386/x-sysv3
1224                 tm_file=i386/seq2-sysv3.h
1225                 tmake_file=i386/t-crtstuff
1226                 extra_parts="crtbegin.o crtend.o"
1227                 install_headers_dir=install-headers-cpio
1228                 ;;
1229 changequote(,)dnl
1230         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1231 changequote([,])dnl
1232                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1233                 xm_defines="USG POSIX SMALL_ARG_MAX"
1234                 xmake_file=x-svr4
1235                 tm_file=i386/ptx4-i.h
1236                 tmake_file=t-svr4
1237                 extra_parts="crtbegin.o crtend.o"
1238                 install_headers_dir=install-headers-cpio
1239                 ;;
1240         i386-sun-sunos*)                # Sun i386 roadrunner
1241                 xm_defines=USG
1242                 tm_file=i386/sun.h
1243                 use_collect2=yes
1244                 ;;
1245 changequote(,)dnl
1246         i[34567]86-wrs-vxworks*)
1247 changequote([,])dnl
1248                 tm_file=i386/vxi386.h
1249                 tmake_file=i386/t-i386bare
1250                 thread_file='vxworks'
1251                 ;;
1252 changequote(,)dnl
1253         i[34567]86-*-aout*)
1254 changequote([,])dnl
1255                 tm_file=i386/i386-aout.h
1256                 tmake_file=i386/t-i386bare
1257                 ;;
1258 changequote(,)dnl
1259         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1260 changequote([,])dnl
1261                 tm_file=i386/bsd386.h
1262 #               tmake_file=t-libc-ok
1263                 ;;
1264 changequote(,)dnl
1265         i[34567]86-*-bsd*)
1266 changequote([,])dnl
1267                 tm_file=i386/386bsd.h
1268 #               tmake_file=t-libc-ok
1269 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1270 #               use_collect2=yes
1271                 ;;
1272 changequote(,)dnl
1273         i[34567]86-*-freebsdelf*)
1274 changequote([,])dnl
1275                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1276                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1277                 tmake_file=t-freebsd
1278                 gas=yes
1279                 gnu_ld=yes
1280                 stabs=yes
1281                 case x${enable_threads} in
1282                 xyes | xpthreads | xposix)
1283                         thread_file='posix'
1284                         tmake_file="${tmake_file} t-openbsd-thread"
1285                         ;;
1286                 esac
1287                 ;;
1288 changequote(,)dnl
1289         i[34567]86-*-freebsd*)
1290 changequote([,])dnl
1291                 tm_file=i386/freebsd.h
1292                 tmake_file=t-freebsd
1293                 ;;
1294 changequote(,)dnl
1295         i[34567]86-*-netbsd*)
1296 changequote([,])dnl
1297                 tm_file=i386/netbsd.h
1298                 tmake_file=t-netbsd
1299        use_collect2=yes
1300                 ;;
1301 changequote(,)dnl
1302         i[34567]86-*-openbsd*)
1303 changequote([,])dnl
1304                 # we need collect2 until our bug is fixed...
1305                 use_collect2=yes
1306                 ;;
1307 changequote(,)dnl
1308         i[34567]86-*-coff*)
1309 changequote([,])dnl
1310                 tm_file=i386/i386-coff.h
1311                 tmake_file=i386/t-i386bare
1312                 ;;
1313 changequote(,)dnl
1314         i[34567]86-*-isc*)              # 80386 running ISC system
1315 changequote([,])dnl
1316                 xm_file="${xm_file} i386/xm-isc.h"
1317                 xm_defines="USG SVR3"
1318                 case $machine in
1319 changequote(,)dnl
1320                   i[34567]86-*-isc[34]*)
1321 changequote([,])dnl
1322                     xmake_file=i386/x-isc3
1323                     ;;
1324                   *)
1325                     xmake_file=i386/x-isc
1326                     ;;
1327                 esac
1328                 if test x$gas = xyes -a x$stabs = xyes
1329                 then
1330                         tm_file=i386/iscdbx.h
1331                         tmake_file=i386/t-svr3dbx
1332                         extra_parts="svr3.ifile svr3z.ifile"
1333                 else
1334                         tm_file=i386/isccoff.h
1335                         tmake_file=i386/t-crtstuff
1336                         extra_parts="crtbegin.o crtend.o"
1337                 fi
1338                 install_headers_dir=install-headers-cpio
1339                 ;;
1340 changequote(,)dnl
1341         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1342 changequote([,])dnl                     # with a.out format using
1343                                         # pre BFD linkers
1344                 xmake_file=x-linux-aout
1345                 tmake_file="t-linux-aout i386/t-crtstuff"
1346                 tm_file=i386/linux-oldld.h
1347                 gnu_ld=yes
1348                 float_format=i386
1349                 ;;
1350 changequote(,)dnl
1351         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1352 changequote([,])dnl                     # with a.out format
1353                 xmake_file=x-linux-aout
1354                 tmake_file="t-linux-aout i386/t-crtstuff"
1355                 tm_file=i386/linux-aout.h
1356                 gnu_ld=yes
1357                 float_format=i386
1358                 ;;
1359 changequote(,)dnl
1360         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1361 changequote([,])dnl                     # with ELF format using the
1362                                         # GNU/Linux C library 5
1363                 xmake_file=x-linux
1364                 tm_file=i386/linux.h
1365                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1366                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1367                 gnu_ld=yes
1368                 float_format=i386
1369                 if test x$enable_threads = xyes; then
1370                         thread_file='single'
1371                 fi
1372                 ;;
1373 changequote(,)dnl
1374         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1375 changequote([,])dnl                     # with ELF format using glibc 2
1376                                         # aka GNU/Linux C library 6
1377                 xmake_file=x-linux
1378                 tm_file=i386/linux.h
1379                 tmake_file="t-linux i386/t-crtstuff"
1380                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1381                 gnu_ld=yes
1382                 float_format=i386
1383                 if test x$enable_threads = xyes; then
1384                         thread_file='posix'
1385                 fi
1386                 ;;
1387 changequote(,)dnl
1388         i[34567]86-*-gnu*)
1389                 float_format=i386
1390 changequote([,])dnl
1391                 ;;
1392 changequote(,)dnl
1393         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1394 changequote([,])dnl
1395                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1396                 exit 1
1397                 ;;
1398 changequote(,)dnl
1399         i[34567]86-pc-msdosdjgpp*)
1400 changequote([,])dnl
1401                 xm_file=i386/xm-djgpp.h
1402                 tm_file=i386/djgpp.h
1403                 tmake_file=i386/t-djgpp
1404                 xmake_file=i386/x-djgpp
1405                 gnu_ld=yes
1406                 gas=yes
1407                 exeext=.exe
1408                 case $host in *pc-msdosdjgpp*)
1409                         target_alias=djgpp
1410                         ;;
1411                 esac
1412                 ;;
1413 changequote(,)dnl
1414         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1415 changequote([,])dnl
1416                 tm_file=i386/moss.h
1417                 tmake_file=t-libc-ok
1418                 gnu_ld=yes
1419                 gas=yes
1420                 ;;
1421 changequote(,)dnl
1422         i[34567]86-*-lynxos*)
1423 changequote([,])dnl
1424                 if test x$gas = xyes
1425                 then
1426                         tm_file=i386/lynx.h
1427                 else
1428                         tm_file=i386/lynx-ng.h
1429                 fi
1430                 xm_file=i386/xm-lynx.h
1431                 tmake_file=i386/t-i386bare
1432                 xmake_file=x-lynx
1433                 ;;
1434 changequote(,)dnl
1435         i[34567]86-*-mach*)
1436 changequote([,])dnl
1437                 tm_file=i386/mach.h
1438 #               tmake_file=t-libc-ok
1439                 use_collect2=yes
1440                 ;;
1441 changequote(,)dnl
1442         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1443 changequote([,])dnl
1444                 if test x$elf = xyes
1445                 then
1446                         tm_file=i386/osfelf.h
1447                         use_collect2=
1448                 else
1449                         tm_file=i386/osfrose.h
1450                         use_collect2=yes
1451                 fi
1452                 xm_file="i386/xm-osf.h ${xm_file}"
1453                 xmake_file=i386/x-osfrose
1454                 tmake_file=i386/t-osf
1455                 extra_objs=halfpic.o
1456                 ;;
1457 changequote(,)dnl
1458         i[34567]86-go32-rtems*)
1459 changequote([,])dnl
1460                 cpu_type=i386
1461                 xm_file=i386/xm-go32.h
1462                 tm_file=i386/go32-rtems.h
1463                 tmake_file="i386/t-go32 t-rtems"
1464                 ;;
1465 changequote(,)dnl
1466         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1467 changequote([,])dnl
1468                 cpu_type=i386
1469                 tm_file=i386/rtemself.h
1470                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1471                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1472                 ;;
1473 changequote(,)dnl
1474         i[34567]86-*-rtemscoff*)
1475 changequote([,])dnl
1476                 cpu_type=i386
1477                 tm_file=i386/rtems.h
1478                 tmake_file="i386/t-i386bare t-rtems"
1479                 ;;
1480 changequote(,)dnl
1481         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1482 changequote([,])dnl
1483                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1484                 xm_defines="USG SVR3"
1485                 xmake_file=i386/x-sco5
1486                 install_headers_dir=install-headers-cpio
1487                 tm_file=i386/sco5.h
1488                 if test x$gas = xyes
1489                 then
1490                         tm_file="i386/sco5gas.h ${tm_file}"
1491                         tmake_file=i386/t-sco5gas
1492                 else
1493                         tmake_file=i386/t-sco5
1494                 fi
1495                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1496                 ;;
1497 changequote(,)dnl
1498         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1499 changequote([,])dnl
1500                 xm_file="${xm_file} i386/xm-sco.h"
1501                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1502                 xmake_file=i386/x-sco4
1503                 install_headers_dir=install-headers-cpio
1504                 if test x$stabs = xyes
1505                 then
1506                         tm_file=i386/sco4dbx.h
1507                         tmake_file=i386/t-svr3dbx
1508                         extra_parts="svr3.ifile svr3z.rfile"
1509                 else
1510                         tm_file=i386/sco4.h
1511                         tmake_file=i386/t-crtstuff
1512                         extra_parts="crtbegin.o crtend.o"
1513                 fi
1514                 # The default EAFS filesystem supports long file names.
1515                 # Truncating the target makes $host != $target which
1516                 # makes gcc think it is doing a cross-compile.
1517                 # truncate_target=yes
1518                 ;;
1519 changequote(,)dnl
1520         i[34567]86-*-sco*)              # 80386 running SCO system
1521 changequote([,])dnl
1522                 xm_file=i386/xm-sco.h
1523                 xmake_file=i386/x-sco
1524                 install_headers_dir=install-headers-cpio
1525                 if test x$stabs = xyes
1526                 then
1527                         tm_file=i386/scodbx.h
1528                         tmake_file=i386/t-svr3dbx
1529                         extra_parts="svr3.ifile svr3z.rfile"
1530                 else
1531                         tm_file=i386/sco.h
1532                         extra_parts="crtbegin.o crtend.o"
1533                         tmake_file=i386/t-crtstuff
1534                 fi
1535                 truncate_target=yes
1536                 ;;
1537 changequote(,)dnl
1538         i[34567]86-*-solaris2*)
1539 changequote([,])dnl
1540                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1541                 xm_defines="USG POSIX SMALL_ARG_MAX"
1542                 if test x$stabs = xyes
1543                 then
1544                         tm_file=i386/sol2dbg.h
1545                 else
1546                         tm_file=i386/sol2.h
1547                 fi
1548                 tmake_file=i386/t-sol2
1549                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1550                 xmake_file=x-svr4
1551                 if test x$enable_threads = xyes; then
1552                         thread_file='solaris'
1553                 fi
1554                 ;;
1555 changequote(,)dnl
1556        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1557 changequote([,])dnl
1558                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1559                xm_defines="USG POSIX"
1560                tm_file=i386/sysv5.h
1561                if test x$stabs = xyes
1562                then
1563                        tm_file="${tm_file} dbx.h"
1564                fi
1565                tmake_file=i386/t-crtpic
1566                xmake_file=x-svr4
1567                extra_parts="crtbegin.o crtend.o"
1568                if test x$enable_threads = xyes; then
1569                        thread_file='posix'
1570                fi
1571                ;;
1572 changequote(,)dnl
1573         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1574 changequote([,])dnl
1575                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1576                 xm_defines="USG POSIX SMALL_ARG_MAX"
1577                 tm_file=i386/sysv4.h
1578                 if test x$stabs = xyes
1579                 then
1580                         tm_file="${tm_file} dbx.h"
1581                 fi
1582                 tmake_file=i386/t-crtpic
1583                 xmake_file=x-svr4
1584                 extra_parts="crtbegin.o crtend.o"
1585                 ;;
1586 changequote(,)dnl
1587         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1588 changequote([,])dnl
1589                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1590                 xm_defines="USG POSIX"
1591                 tm_file=i386/udk.h
1592                 tmake_file="i386/t-crtpic i386/t-udk"
1593                 xmake_file=x-svr4
1594                 extra_parts="crtbegin.o crtend.o"
1595                 install_headers_dir=install-headers-cpio
1596                 ;;
1597 changequote(,)dnl
1598         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1599 changequote([,])dnl
1600                 cpu_type=i386
1601                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1602                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1603                 if test x$stabs = xyes
1604                 then
1605                         tm_file=i386/osf1elfgdb.h
1606                 else
1607                         tm_file=i386/osf1elf.h
1608                 fi
1609                 tmake_file=i386/t-osf1elf
1610                 xmake_file=i386/x-osf1elf
1611                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1612                 ;;
1613 changequote(,)dnl
1614         i[34567]86-*-sysv*)             # Intel 80386's running system V
1615 changequote([,])dnl
1616                 xm_defines="USG SVR3"
1617                 xmake_file=i386/x-sysv3
1618                 if test x$gas = xyes
1619                 then
1620                         if test x$stabs = xyes
1621                         then
1622                                 tm_file=i386/svr3dbx.h
1623                                 tmake_file=i386/t-svr3dbx
1624                                 extra_parts="svr3.ifile svr3z.rfile"
1625                         else
1626                                 tm_file=i386/svr3gas.h
1627                                 extra_parts="crtbegin.o crtend.o"
1628                                 tmake_file=i386/t-crtstuff
1629                         fi
1630                 else
1631                         tm_file=i386/sysv3.h
1632                         extra_parts="crtbegin.o crtend.o"
1633                         tmake_file=i386/t-crtstuff
1634                 fi
1635                 ;;
1636         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1637                 xm_file="${xm_file} i386/xm-vsta.h"
1638                 tm_file=i386/vsta.h
1639                 tmake_file=i386/t-vsta
1640                 xmake_file=i386/x-vsta
1641                 ;;
1642 changequote(,)dnl
1643         i[34567]86-*-win32)
1644 changequote([,])dnl
1645                 xm_file="${xm_file} i386/xm-cygwin.h"
1646                 tmake_file=i386/t-cygwin
1647                 tm_file=i386/win32.h
1648                 xmake_file=i386/x-cygwin
1649                 extra_objs=winnt.o
1650                 if test x$enable_threads = xyes; then
1651                         thread_file='win32'
1652                 fi
1653                 exeext=.exe
1654                 ;;
1655 changequote(,)dnl
1656         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1657 changequote([,])dnl
1658                 xm_file="${xm_file} i386/xm-cygwin.h"
1659                 tmake_file=i386/t-cygwin
1660                 tm_file=i386/cygwin.h
1661                 xmake_file=i386/x-cygwin
1662                 extra_objs=winnt.o
1663                 if test x$enable_threads = xyes; then
1664                         thread_file='win32'
1665                 fi
1666                 exeext=.exe
1667                 ;;
1668 changequote(,)dnl
1669         i[34567]86-*-mingw32*)
1670 changequote([,])dnl
1671                 tm_file=i386/mingw32.h
1672                 xm_file="${xm_file} i386/xm-mingw32.h"
1673                 tmake_file="i386/t-cygwin i386/t-mingw32"
1674                 extra_objs=winnt.o
1675                 xmake_file=i386/x-cygwin
1676                 if test x$enable_threads = xyes; then
1677                         thread_file='win32'
1678                 fi
1679                 exeext=.exe
1680                 case $machine in
1681                         *mingw32msv*)
1682                                 ;;
1683                         *minwg32crt* | *mingw32*)
1684                                 tm_file="${tm_file} i386/crtdll.h"
1685                                 ;;
1686                 esac
1687                 ;;
1688 changequote(,)dnl
1689         i[34567]86-*-uwin*)
1690 changequote([,])dnl
1691                 tm_file=i386/uwin.h
1692                 xm_file="${xm_file} i386/xm-uwin.h"
1693                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1694                 tmake_file="i386/t-cygwin i386/t-uwin"
1695                 extra_objs=winnt.o
1696                 xmake_file=i386/x-cygwin
1697                 if test x$enable_threads = xyes; then
1698                         thread_file='win32'
1699                 fi
1700                 exeext=.exe
1701                 ;;
1702 changequote(,)dnl
1703         i[34567]86-*-interix*)
1704 changequote([,])dnl
1705                 tm_file="i386/i386-interix.h interix.h"
1706                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1707                 xm_defines="USG NO_SYS_SIGLIST"
1708                 tmake_file="i386/t-interix"
1709                 extra_objs=interix.o
1710                 xmake_file=x-interix
1711                 if test x$enable_threads = xyes ; then
1712                         thread_file='posix'
1713                 fi
1714                 if test x$stabs = xyes ; then
1715                         tm_file="${tm_file} dbxcoff.h"
1716                 fi
1717                 ;;
1718 changequote(,)dnl
1719         i[34567]86-*-winnt3*)
1720 changequote([,])dnl
1721                 tm_file=i386/win-nt.h
1722                 out_file=i386/i386.c
1723                 xm_file="xm-winnt.h ${xm_file}"
1724                 xmake_file=winnt/x-winnt
1725                 tmake_file=i386/t-winnt
1726                 extra_host_objs="winnt.o oldnames.o"
1727                 extra_gcc_objs="spawnv.o oldnames.o"
1728                 if test x$gnu_ld != xyes
1729                 then
1730                         extra_programs=ld.exe
1731                 fi
1732                 if test x$enable_threads = xyes; then
1733                         thread_file='win32'
1734                 fi
1735                 ;;
1736 changequote(,)dnl
1737         i[34567]86-dg-dgux*)
1738 changequote([,])dnl
1739                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1740                 xm_defines="USG POSIX"
1741                 out_file=i386/dgux.c
1742                 tm_file=i386/dgux.h
1743                 tmake_file=i386/t-dgux
1744                 xmake_file=i386/x-dgux
1745                 install_headers_dir=install-headers-cpio
1746               ;;
1747         i860-alliant-*)         # Alliant FX/2800
1748                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1749                 xm_file="${xm_file}"
1750                 xmake_file=i860/x-fx2800
1751                 tmake_file=i860/t-fx2800
1752                 extra_parts="crtbegin.o crtend.o"
1753                 ;;
1754         i860-*-bsd*)
1755                 tm_file="${tm_file} i860/bsd.h"
1756                 if test x$gas = xyes
1757                 then
1758                         tm_file="${tm_file} i860/bsd-gas.h"
1759                 fi
1760                 use_collect2=yes
1761                 ;;
1762         i860-*-mach*)
1763                 tm_file="${tm_file} i860/mach.h"
1764                 tmake_file=t-libc-ok
1765                 ;;
1766         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1767                 tm_file="${tm_file} svr3.h i860/paragon.h"
1768                 xm_defines="USG SVR3"
1769                 tmake_file=t-osf
1770                 ;;
1771         i860-*-sysv3*)
1772                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1773                 xm_defines="USG SVR3"
1774                 xmake_file=i860/x-sysv3
1775                 extra_parts="crtbegin.o crtend.o"
1776                 ;;
1777         i860-*-sysv4*)
1778                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1779                 xm_defines="USG SVR3"
1780                 xmake_file=i860/x-sysv4
1781                 tmake_file=t-svr4
1782                 extra_parts="crtbegin.o crtend.o"
1783                 ;;
1784         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1785                 tm_file="${tm_file} i960/vx960.h"
1786                 tmake_file=i960/t-vxworks960
1787                 use_collect2=yes
1788                 thread_file='vxworks'
1789                 ;;
1790         i960-wrs-vxworks5* | i960-wrs-vxworks)
1791                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1792                 tmake_file=i960/t-vxworks960
1793                 use_collect2=yes
1794                 thread_file='vxworks'
1795                 ;;
1796         i960-wrs-vxworks*)
1797                 tm_file="${tm_file} i960/vx960.h"
1798                 tmake_file=i960/t-vxworks960
1799                 use_collect2=yes
1800                 thread_file='vxworks'
1801                 ;;
1802         i960-*-coff*)
1803                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1804                 tmake_file=i960/t-960bare
1805                 use_collect2=yes
1806                 ;;
1807         i960-*-rtems)
1808                 tmake_file="i960/t-960bare t-rtems"
1809                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1810                 use_collect2=yes
1811                 ;;
1812         i960-*-*)                       # Default i960 environment.
1813                 use_collect2=yes
1814                 ;;
1815         m32r-*-elf*)
1816                 extra_parts="crtinit.o crtfini.o"
1817                 ;;
1818         m68000-convergent-sysv*)
1819                 tm_file=m68k/ctix.h
1820                 xm_file="m68k/xm-3b1.h ${xm_file}"
1821                 xm_defines=USG
1822                 use_collect2=yes
1823                 extra_headers=math-68881.h
1824                 ;;
1825         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1826                 tm_file=m68k/hp2bsd.h
1827                 xmake_file=m68k/x-hp2bsd
1828                 use_collect2=yes
1829                 extra_headers=math-68881.h
1830                 ;;
1831         m68000-hp-hpux*)                # HP 9000 series 300
1832                 xm_file="xm_alloca.h ${xm_file}"
1833                 xm_defines="USG NO_SYS_SIGLIST"
1834                 if test x$gas = xyes
1835                 then
1836                         xmake_file=m68k/x-hp320g
1837                         tm_file=m68k/hp310g.h
1838                 else
1839                         xmake_file=m68k/x-hp320
1840                         tm_file=m68k/hp310.h
1841                 fi
1842                 install_headers_dir=install-headers-cpio
1843                 use_collect2=yes
1844                 extra_headers=math-68881.h
1845                 ;;
1846         m68000-sun-sunos3*)
1847                 tm_file=m68k/sun2.h
1848                 use_collect2=yes
1849                 extra_headers=math-68881.h
1850                 ;;
1851         m68000-sun-sunos4*)
1852                 tm_file=m68k/sun2o4.h
1853                 use_collect2=yes
1854                 extra_headers=math-68881.h
1855                 ;;
1856         m68000-att-sysv*)
1857                 xm_file="m68k/xm-3b1.h ${xm_file}"
1858                 xm_defines=USG
1859                 if test x$gas = xyes
1860                 then
1861                         tm_file=m68k/3b1g.h
1862                 else
1863                         tm_file=m68k/3b1.h
1864                 fi
1865                 use_collect2=yes
1866                 extra_headers=math-68881.h
1867                 ;;
1868         m68k-apple-aux*)                # Apple Macintosh running A/UX
1869                 xm_defines="USG AUX"
1870                 tmake_file=m68k/t-aux
1871                 install_headers_dir=install-headers-cpio
1872                 extra_headers=math-68881.h
1873                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1874                 tm_file=
1875                 if test "$gnu_ld" = yes
1876                 then
1877                         tm_file="${tm_file} m68k/auxgld.h"
1878                 else
1879                         tm_file="${tm_file} m68k/auxld.h"
1880                 fi
1881                 if test "$gas" = yes
1882                 then
1883                         tm_file="${tm_file} m68k/auxgas.h"
1884                 else
1885                         tm_file="${tm_file} m68k/auxas.h"
1886                 fi
1887                 tm_file="${tm_file} m68k/a-ux.h"
1888                 float_format=m68k
1889                 ;;
1890         m68k-apollo-*)
1891                 tm_file=m68k/apollo68.h
1892                 xmake_file=m68k/x-apollo68
1893                 use_collect2=yes
1894                 extra_headers=math-68881.h
1895                 float_format=m68k
1896                 ;;
1897         m68k-altos-sysv*)                  # Altos 3068
1898                 if test x$gas = xyes
1899                 then
1900                         tm_file=m68k/altos3068.h
1901                         xm_defines=USG
1902                 else
1903                         echo "The Altos is supported only with the GNU assembler" 1>&2
1904                         exit 1
1905                 fi
1906                 extra_headers=math-68881.h
1907                 ;;
1908         m68k-bull-sysv*)                # Bull DPX/2
1909                 if test x$gas = xyes
1910                 then
1911                         if test x$stabs = xyes
1912                         then
1913                                 tm_file=m68k/dpx2cdbx.h
1914                         else
1915                                 tm_file=m68k/dpx2g.h
1916                         fi
1917                 else
1918                         tm_file=m68k/dpx2.h
1919                 fi
1920                 xm_file="xm-alloca.h ${xm_file}"
1921                 xm_defines=USG
1922                 xmake_file=m68k/x-dpx2
1923                 use_collect2=yes
1924                 extra_headers=math-68881.h
1925                 ;;
1926         m68k-atari-sysv4*)              # Atari variant of V.4.
1927                 tm_file=m68k/atari.h
1928                 xm_file="xm-alloca.h ${xm_file}"
1929                 xm_defines="USG FULL_PROTOTYPES"
1930                 tmake_file=t-svr4
1931                 extra_parts="crtbegin.o crtend.o"
1932                 extra_headers=math-68881.h
1933                 float_format=m68k
1934                 ;;
1935         m68k-motorola-sysv*)
1936                 tm_file=m68k/mot3300.h
1937                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1938                 xm_defines=NO_SYS_SIGLIST
1939                 if test x$gas = xyes
1940                 then
1941                         xmake_file=m68k/x-mot3300-gas
1942                         if test x$gnu_ld = xyes
1943                         then
1944                                 tmake_file=m68k/t-mot3300-gald
1945                         else
1946                                 tmake_file=m68k/t-mot3300-gas
1947                                 use_collect2=yes
1948                         fi
1949                 else
1950                         xmake_file=m68k/x-mot3300
1951                         if test x$gnu_ld = xyes
1952                         then
1953                                 tmake_file=m68k/t-mot3300-gld
1954                         else
1955                                 tmake_file=m68k/t-mot3300
1956                                 use_collect2=yes
1957                         fi
1958                 fi
1959                 gdb_needs_out_file_path=yes
1960                 extra_parts="crt0.o mcrt0.o"
1961                 extra_headers=math-68881.h
1962                 float_format=m68k
1963                 ;;
1964         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1965                 tm_file=m68k/tower-as.h
1966                 xm_defines="USG SVR3"
1967                 xmake_file=m68k/x-tower
1968                 extra_parts="crtbegin.o crtend.o"
1969                 extra_headers=math-68881.h
1970                 ;;
1971         m68k-plexus-sysv*)
1972                 tm_file=m68k/plexus.h
1973                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1974                 xm_defines=USG
1975                 use_collect2=yes
1976                 extra_headers=math-68881.h
1977                 ;;
1978         m68k-tti-*)
1979                 tm_file=m68k/pbb.h
1980                 xm_file="xm-alloca.h ${xm_file}"
1981                 xm_defines=USG
1982                 extra_headers=math-68881.h
1983                 ;;
1984         m68k-crds-unos*)
1985                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1986                 xm_defines="USG unos"
1987                 xmake_file=m68k/x-crds
1988                 tm_file=m68k/crds.h
1989                 use_collect2=yes
1990                 extra_headers=math-68881.h
1991                 ;;
1992         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1993                 tm_file=m68k/amix.h
1994                 xm_file="xm-alloca.h ${xm_file}"
1995                 xm_defines="USG FULL_PROTOTYPES"
1996                 xmake_file=m68k/x-amix
1997                 tmake_file=t-svr4
1998                 extra_parts="crtbegin.o crtend.o"
1999                 extra_headers=math-68881.h
2000                 float_format=m68k
2001                 ;;
2002         m68k-ccur-rtu)
2003                 tm_file=m68k/ccur-GAS.h
2004                 xmake_file=m68k/x-ccur
2005                 extra_headers=math-68881.h
2006                 use_collect2=yes
2007                 float_format=m68k
2008                 ;;
2009         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2010                 tm_file=m68k/hp3bsd44.h
2011                 xmake_file=m68k/x-hp3bsd44
2012                 use_collect2=yes
2013                 extra_headers=math-68881.h
2014                 float_format=m68k
2015                 ;;
2016         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2017                 tm_file=m68k/hp3bsd.h
2018                 use_collect2=yes
2019                 extra_headers=math-68881.h
2020                 float_format=m68k
2021                 ;;
2022         m68k-isi-bsd*)
2023                 if test x$with_fp = xno
2024                 then
2025                         tm_file=m68k/isi-nfp.h
2026                 else
2027                         tm_file=m68k/isi.h
2028                         float_format=m68k
2029                 fi
2030                 use_collect2=yes
2031                 extra_headers=math-68881.h
2032                 ;;
2033         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2034                 xm_file="xm_alloca.h ${xm_file}"
2035                 xm_defines="USG NO_SYS_SIGLIST"
2036                 if test x$gas = xyes
2037                 then
2038                         xmake_file=m68k/x-hp320g
2039                         tm_file=m68k/hp320g.h
2040                 else
2041                         xmake_file=m68k/x-hp320
2042                         tm_file=m68k/hpux7.h
2043                 fi
2044                 install_headers_dir=install-headers-cpio
2045                 use_collect2=yes
2046                 extra_headers=math-68881.h
2047                 float_format=m68k
2048                 ;;
2049         m68k-hp-hpux*)  # HP 9000 series 300
2050                 xm_file="xm_alloca.h ${xm_file}"
2051                 xm_defines="USG NO_SYS_SIGLIST"
2052                 if test x$gas = xyes
2053                 then
2054                         xmake_file=m68k/x-hp320g
2055                         tm_file=m68k/hp320g.h
2056                 else
2057                         xmake_file=m68k/x-hp320
2058                         tm_file=m68k/hp320.h
2059                 fi
2060                 install_headers_dir=install-headers-cpio
2061                 use_collect2=yes
2062                 extra_headers=math-68881.h
2063                 float_format=m68k
2064                 ;;
2065         m68k-sun-mach*)
2066                 tm_file=m68k/sun3mach.h
2067                 use_collect2=yes
2068                 extra_headers=math-68881.h
2069                 float_format=m68k
2070                 ;;
2071         m68k-sony-newsos3*)
2072                 if test x$gas = xyes
2073                 then
2074                         tm_file=m68k/news3gas.h
2075                 else
2076                         tm_file=m68k/news3.h
2077                 fi
2078                 use_collect2=yes
2079                 extra_headers=math-68881.h
2080                 float_format=m68k
2081                 ;;
2082         m68k-sony-bsd* | m68k-sony-newsos*)
2083                 if test x$gas = xyes
2084                 then
2085                         tm_file=m68k/newsgas.h
2086                 else
2087                         tm_file=m68k/news.h
2088                 fi
2089                 use_collect2=yes
2090                 extra_headers=math-68881.h
2091                 float_format=m68k
2092                 ;;
2093         m68k-next-nextstep2*)
2094                 tm_file=m68k/next21.h
2095                 xm_file="m68k/xm-next.h ${xm_file}"
2096                 tmake_file=m68k/t-next
2097                 xmake_file=m68k/x-next
2098                 extra_objs=nextstep.o
2099                 extra_headers=math-68881.h
2100                 use_collect2=yes
2101                 float_format=m68k
2102                 ;;
2103         m68k-next-nextstep3*)
2104                 tm_file=m68k/next.h
2105                 xm_file="m68k/xm-next.h ${xm_file}"
2106                 tmake_file=m68k/t-next
2107                 xmake_file=m68k/x-next
2108                 extra_objs=nextstep.o
2109                 extra_parts="crtbegin.o crtend.o"
2110                 extra_headers=math-68881.h
2111                 float_format=m68k
2112                 if test x$enable_threads = xyes; then
2113                         thread_file='mach'
2114                 fi
2115                 ;;
2116         m68k-sun-sunos3*)
2117                 if test x$with_fp = xno
2118                 then
2119                         tm_file=m68k/sun3n3.h
2120                 else
2121                         tm_file=m68k/sun3o3.h
2122                         float_format=m68k
2123                 fi
2124                 use_collect2=yes
2125                 extra_headers=math-68881.h
2126                 ;;
2127         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2128                 if test x$with_fp = xno
2129                 then
2130                         tm_file=m68k/sun3n.h
2131                 else
2132                         tm_file=m68k/sun3.h
2133                         float_format=m68k
2134                 fi
2135                 use_collect2=yes
2136                 extra_headers=math-68881.h
2137                 ;;
2138         m68k-wrs-vxworks*)
2139                 tm_file=m68k/vxm68k.h
2140                 tmake_file=m68k/t-vxworks68
2141                 extra_headers=math-68881.h
2142                 thread_file='vxworks'
2143                 float_format=m68k
2144                 ;;
2145         m68k-*-aout*)
2146                 tmake_file=m68k/t-m68kbare
2147                 tm_file="m68k/m68k-aout.h libgloss.h"
2148                 extra_headers=math-68881.h
2149                 float_format=m68k
2150                 ;;
2151         m68k-*-coff*)
2152                 tmake_file=m68k/t-m68kbare
2153                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2154                 extra_headers=math-68881.h
2155                 float_format=m68k
2156                 ;;
2157         m68020-*-elf* | m68k-*-elf*)
2158                 tm_file="m68k/m68020-elf.h"
2159                 xm_file=m68k/xm-m68kv.h
2160                 tmake_file=m68k/t-m68kelf
2161                 header_files=math-68881.h
2162                 ;;
2163         m68k-*-lynxos*)
2164                 if test x$gas = xyes
2165                 then
2166                         tm_file=m68k/lynx.h
2167                 else
2168                         tm_file=m68k/lynx-ng.h
2169                 fi
2170                 xm_file=m68k/xm-lynx.h
2171                 xmake_file=x-lynx
2172                 tmake_file=m68k/t-lynx
2173                 extra_headers=math-68881.h
2174                 float_format=m68k
2175                 ;;
2176         m68k*-*-netbsd*)
2177                 tm_file=m68k/netbsd.h
2178                 tmake_file=t-netbsd
2179                 float_format=m68k
2180        use_collect2=yes
2181                 ;;
2182         m68k*-*-openbsd*)
2183                 float_format=m68k
2184                 # we need collect2 until our bug is fixed...
2185                 use_collect2=yes
2186                 ;;
2187         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2188                 xm_file="xm-alloca.h ${xm_file}"
2189                 xm_defines=USG
2190                 xmake_file=m68k/x-m68kv
2191                 extra_parts="crtbegin.o crtend.o"
2192                 extra_headers=math-68881.h
2193                 float_format=m68k
2194                 ;;
2195         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2196                 tm_file=m68k/m68kv4.h
2197                 xm_file="xm-alloca.h ${xm_file}"
2198                 xm_defines=USG
2199                 tmake_file=t-svr4
2200                 extra_parts="crtbegin.o crtend.o"
2201                 extra_headers=math-68881.h
2202                 float_format=m68k
2203                 ;;
2204         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2205                                         # with a.out format
2206                 xmake_file=x-linux
2207                 tm_file=m68k/linux-aout.h
2208                 tmake_file="t-linux-aout m68k/t-linux-aout"
2209                 extra_headers=math-68881.h
2210                 float_format=m68k
2211                 gnu_ld=yes
2212                 ;;
2213         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2214                                         # with ELF format using the
2215                                         # GNU/Linux C library 5
2216                 xmake_file=x-linux
2217                 tm_file=m68k/linux.h
2218                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2219                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2220                 extra_headers=math-68881.h
2221                 float_format=m68k
2222                 gnu_ld=yes
2223                 ;;
2224         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2225                                         # with ELF format using glibc 2
2226                                         # aka the GNU/Linux C library 6.
2227                 xmake_file=x-linux
2228                 tm_file=m68k/linux.h
2229                 tmake_file="t-linux m68k/t-linux"
2230                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2231                 extra_headers=math-68881.h
2232                 float_format=m68k
2233                 gnu_ld=yes
2234                 if test x$enable_threads = xyes; then
2235                         thread_file='posix'
2236                 fi
2237                 ;;
2238         m68k-*-psos*)
2239                 tmake_file=m68k/t-m68kbare
2240                 tm_file=m68k/m68k-psos.h
2241                 extra_headers=math-68881.h
2242                 float_format=m68k
2243                 ;;
2244         m68k-*-rtemscoff*|m68k-*-rtems*)
2245                 tmake_file="m68k/t-m68kbare t-rtems"
2246                 tm_file=m68k/rtems.h
2247                 extra_headers=math-68881.h
2248                 float_format=m68k
2249                 ;;
2250         m68k-*-rtemself*)
2251                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2252                 tm_file=m68k/rtemself.h
2253                 extra_headers=math-68881.h
2254                 float_format=m68k
2255                 ;;
2256         m88k-dg-dgux*)
2257                 case $machine in
2258                   m88k-dg-dguxbcs*)
2259                     tm_file=m88k/dguxbcs.h
2260                     tmake_file=m88k/t-dguxbcs
2261                     ;;
2262                   *)
2263                     tm_file=m88k/dgux.h
2264                     tmake_file=m88k/t-dgux
2265                     ;;
2266                 esac
2267                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2268                 xmake_file=m88k/x-dgux
2269                 if test x$gas = xyes
2270                 then
2271                         tmake_file=m88k/t-dgux-gas
2272                 fi
2273                 ;;
2274         m88k-dolphin-sysv3*)
2275                 tm_file=m88k/dolph.h
2276                 extra_parts="crtbegin.o crtend.o"
2277                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2278                 xmake_file=m88k/x-dolph
2279                 if test x$gas = xyes
2280                 then
2281                         tmake_file=m88k/t-m88k-gas
2282                 fi
2283                 ;;
2284         m88k-tektronix-sysv3)
2285                 tm_file=m88k/tekXD88.h
2286                 extra_parts="crtbegin.o crtend.o"
2287                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2288                 xmake_file=m88k/x-tekXD88
2289                 if test x$gas = xyes
2290                 then
2291                         tmake_file=m88k/t-m88k-gas
2292                 fi
2293                 ;;
2294         m88k-*-aout*)
2295                 tm_file=m88k/m88k-aout.h
2296                 ;;
2297         m88k-*-coff*)
2298                 tm_file=m88k/m88k-coff.h
2299                 tmake_file=m88k/t-bug
2300                 ;;
2301         m88k-*-luna*)
2302                 tm_file=m88k/luna.h
2303                 extra_parts="crtbegin.o crtend.o"
2304                 if test x$gas = xyes
2305                 then
2306                         tmake_file=m88k/t-luna-gas
2307                 else
2308                         tmake_file=m88k/t-luna
2309                 fi
2310                 ;;
2311         m88k-*-openbsd*)
2312                 tmake_file="${tmake_file} m88k/t-luna-gas"
2313                 ;;
2314         m88k-*-sysv3*)
2315                 tm_file=m88k/sysv3.h
2316                 extra_parts="crtbegin.o crtend.o"
2317                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2318                 xmake_file=m88k/x-sysv3
2319                 if test x$gas = xyes
2320                 then
2321                         tmake_file=m88k/t-m88k-gas
2322                 fi
2323                 ;;
2324         m88k-*-sysv4*)
2325                 tm_file=m88k/sysv4.h
2326                 extra_parts="crtbegin.o crtend.o"
2327                 xmake_file=m88k/x-sysv4
2328                 tmake_file=m88k/t-sysv4
2329                 ;;
2330         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2331                 if test "x$gnu_ld" = xyes
2332                 then
2333                         tm_file="mips/iris6.h mips/iris6gld.h"
2334                 else
2335                         tm_file=mips/iris6.h
2336                 fi
2337                 tmake_file=mips/t-iris6
2338                 xm_file=mips/xm-iris6.h
2339                 xmake_file=mips/x-iris6
2340 #               if test x$enable_threads = xyes; then
2341 #                       thread_file='irix'
2342 #               fi
2343                 ;;
2344         mips-wrs-vxworks)
2345                 tm_file="mips/elf.h mips/vxworks.h"
2346                 tmake_file=mips/t-ecoff
2347                 gas=yes
2348                 gnu_ld=yes
2349                 extra_parts="crtbegin.o crtend.o"
2350                 thread_file='vxworks'
2351                 ;;
2352         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2353                 tm_file="mips/iris6.h mips/cross64.h"
2354                 xm_defines=USG
2355                 xm_file="mips/xm-iris5.h"
2356                 xmake_file=mips/x-iris
2357                 tmake_file=mips/t-cross64
2358                 # See comment in mips/iris[56].h files.
2359                 use_collect2=yes
2360 #               if test x$enable_threads = xyes; then
2361 #                       thread_file='irix'
2362 #               fi
2363                 ;;
2364         mips-sni-sysv4)
2365                 if test x$gas = xyes
2366                 then
2367                         if test x$stabs = xyes
2368                         then
2369                                 tm_file=mips/iris5gdb.h
2370                         else
2371                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2372                         fi
2373                 else
2374                         tm_file=mips/sni-svr4.h
2375                 fi
2376                 xm_defines=USG
2377                 xmake_file=mips/x-sni-svr4
2378                 tmake_file=mips/t-mips-gas
2379                 if test x$gnu_ld != xyes
2380                 then
2381                         use_collect2=yes
2382                 fi
2383                 ;;
2384         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2385                 if test x$gas = xyes
2386                 then
2387                         tm_file="mips/iris5.h mips/iris5gas.h"
2388                         if test x$stabs = xyes
2389                         then
2390                                 tm_file="${tm_file} dbx.h"
2391                         fi
2392                 else
2393                         tm_file=mips/iris5.h
2394                 fi
2395                 xm_defines=USG
2396                 xm_file="mips/xm-iris5.h"
2397                 xmake_file=mips/x-iris
2398                 # mips-tfile doesn't work yet
2399                 tmake_file=mips/t-mips-gas
2400                 # See comment in mips/iris5.h file.
2401                 use_collect2=yes
2402 #               if test x$enable_threads = xyes; then
2403 #                       thread_file='irix'
2404 #               fi
2405                 ;;
2406         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2407                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2408                 if test x$stabs = xyes; then
2409                         tm_file="${tm_file} dbx.h"
2410                 fi
2411                 xm_defines=USG
2412                 xmake_file=mips/x-iris
2413                 if test x$gas = xyes
2414                 then
2415                         tmake_file=mips/t-mips-gas
2416                 else
2417                         extra_passes="mips-tfile mips-tdump"
2418                 fi
2419                 if test x$gnu_ld != xyes
2420                 then
2421                         use_collect2=yes
2422                 fi
2423 #               if test x$enable_threads = xyes; then
2424 #                       thread_file='irix'
2425 #               fi
2426                 ;;
2427         mips-sgi-irix4*)                # Mostly like a MIPS.
2428                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2429                 if test x$stabs = xyes; then
2430                         tm_file="${tm_file} dbx.h"
2431                 fi
2432                 xm_defines=USG
2433                 xmake_file=mips/x-iris
2434                 if test x$gas = xyes
2435                 then
2436                         tmake_file=mips/t-mips-gas
2437                 else
2438                         extra_passes="mips-tfile mips-tdump"
2439                 fi
2440                 if test x$gnu_ld != xyes
2441                 then
2442                         use_collect2=yes
2443                 fi
2444 #               if test x$enable_threads = xyes; then
2445 #                       thread_file='irix'
2446 #               fi
2447                 ;;
2448         mips-sgi-*)                     # Mostly like a MIPS.
2449                 tm_file="mips/iris3.h ${tm_file}"
2450                 if test x$stabs = xyes; then
2451                         tm_file="${tm_file} dbx.h"
2452                 fi
2453                 xm_defines=USG
2454                 xmake_file=mips/x-iris3
2455                 if test x$gas = xyes
2456                 then
2457                         tmake_file=mips/t-mips-gas
2458                 else
2459                         extra_passes="mips-tfile mips-tdump"
2460                 fi
2461                 if test x$gnu_ld != xyes
2462                 then
2463                         use_collect2=yes
2464                 fi
2465                 ;;
2466         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2467                 tm_file="mips/osfrose.h ${tm_file}"
2468                 xmake_file=mips/x-osfrose
2469                 tmake_file=mips/t-osfrose
2470                 extra_objs=halfpic.o
2471                 use_collect2=yes
2472                 ;;
2473         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2474                 tm_file=mips/dec-osf1.h
2475                 if test x$stabs = xyes; then
2476                         tm_file="${tm_file} dbx.h"
2477                 fi
2478                 xmake_file=mips/x-dec-osf1
2479                 if test x$gas = xyes
2480                 then
2481                         tmake_file=mips/t-mips-gas
2482                 else
2483                         tmake_file=mips/t-ultrix
2484                         extra_passes="mips-tfile mips-tdump"
2485                 fi
2486                 if test x$gnu_ld != xyes
2487                 then
2488                         use_collect2=yes
2489                 fi
2490                 ;;
2491         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2492               tm_file=mips/dec-bsd.h
2493               if test x$gas = xyes
2494               then
2495                         tmake_file=mips/t-mips-gas
2496               else
2497                         tmake_file=mips/t-ultrix
2498                         extra_passes="mips-tfile mips-tdump"
2499               fi
2500               if test x$gnu_ld != xyes
2501               then
2502                         use_collect2=yes
2503               fi
2504               ;;
2505         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2506                 tm_file=mips/netbsd.h
2507                 # On NetBSD, the headers are already okay, except for math.h.
2508                 tmake_file=t-netbsd
2509                 ;;
2510        mips*-*-linux*)                         # Linux MIPS, either endian.
2511                 xmake_file=x-linux
2512                 xm_file="xm-siglist.h ${xm_file}"
2513                case $machine in
2514                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2515                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2516                esac
2517                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2518                 gnu_ld=yes
2519                 gas=yes
2520                 if test x$enable_threads = xyes; then
2521                         thread_file='posix'
2522                 fi
2523                 ;;
2524         mips*el-*-openbsd*)     # mips little endian
2525                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2526                 tm_file=mips/openbsd.h
2527                 ;;
2528         mips*-*-openbsd*)               # mips big endian
2529                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2530                 tm_file=mips/openbsd-be.h
2531                 ;;
2532         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2533                 tm_file="mips/news4.h ${tm_file}"
2534                 if test x$stabs = xyes; then
2535                         tm_file="${tm_file} dbx.h"
2536                 fi
2537                 if test x$gas = xyes
2538                 then
2539                         tmake_file=mips/t-mips-gas
2540                 else
2541                         extra_passes="mips-tfile mips-tdump"
2542                 fi
2543                 if test x$gnu_ld != xyes
2544                 then
2545                         use_collect2=yes
2546                 fi
2547                 xmake_file=mips/x-sony
2548                 ;;
2549         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2550                                         # That is based on svr4.
2551                 # t-svr4 is not right because this system doesn't use ELF.
2552                 tm_file="mips/news5.h ${tm_file}"
2553                 if test x$stabs = xyes; then
2554                         tm_file="${tm_file} dbx.h"
2555                 fi
2556                 xm_file="xm-siglist.h ${xm_file}"
2557                 xm_defines=USG
2558                 if test x$gas = xyes
2559                 then
2560                         tmake_file=mips/t-mips-gas
2561                 else
2562                         extra_passes="mips-tfile mips-tdump"
2563                 fi
2564                 if test x$gnu_ld != xyes
2565                 then
2566                         use_collect2=yes
2567                 fi
2568                 ;;
2569         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2570                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2571                 if test x$stabs = xyes; then
2572                         tm_file="${tm_file} dbx.h"
2573                 fi
2574                 xm_file="xm-siglist.h ${xm_file}"
2575                 xm_defines=USG
2576                 xmake_file=mips/x-sysv
2577                 if test x$gas = xyes
2578                 then
2579                         tmake_file=mips/t-mips-gas
2580                         extra_parts="crtbegin.o crtend.o"
2581                 else
2582                         tmake_file=mips/t-mips
2583                         extra_passes="mips-tfile mips-tdump"
2584                 fi
2585                 if test x$gnu_ld != xyes
2586                 then
2587                         use_collect2=yes
2588                 fi
2589                 ;;
2590         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2591                 tm_file="mips/ultrix.h ${tm_file}"
2592                 if test x$stabs = xyes; then
2593                         tm_file="${tm_file} dbx.h"
2594                 fi
2595                 xmake_file=mips/x-ultrix
2596                 if test x$gas = xyes
2597                 then
2598                         tmake_file=mips/t-mips-gas
2599                 else
2600                         tmake_file=mips/t-ultrix
2601                         extra_passes="mips-tfile mips-tdump"
2602                 fi
2603                 if test x$gnu_ld != xyes
2604                 then
2605                         use_collect2=yes
2606                 fi
2607                 ;;
2608 changequote(,)dnl
2609         mips-*-riscos[56789]bsd*)
2610 changequote([,])dnl
2611                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2612                 if test x$stabs = xyes; then
2613                         tm_file="${tm_file} dbx.h"
2614                 fi
2615                 if test x$gas = xyes
2616                 then
2617                         tmake_file=mips/t-bsd-gas
2618                 else
2619                         tmake_file=mips/t-bsd
2620                         extra_passes="mips-tfile mips-tdump"
2621                 fi
2622                 if test x$gnu_ld != xyes
2623                 then
2624                         use_collect2=yes
2625                 fi
2626                 ;;
2627 changequote(,)dnl
2628         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2629 changequote([,])dnl
2630                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2631                 if test x$stabs = xyes; then
2632                         tm_file="${tm_file} dbx.h"
2633                 fi
2634                 if test x$gas = xyes
2635                 then
2636                         tmake_file=mips/t-bsd-gas
2637                 else
2638                         tmake_file=mips/t-bsd
2639                         extra_passes="mips-tfile mips-tdump"
2640                 fi
2641                 if test x$gnu_ld != xyes
2642                 then
2643                         use_collect2=yes
2644                 fi
2645                 ;;
2646 changequote(,)dnl
2647         mips-*-riscos[56789]sysv4*)
2648 changequote([,])dnl
2649                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2650                 if test x$stabs = xyes; then
2651                         tm_file="${tm_file} dbx.h"
2652                 fi
2653                 xm_file="xm-siglist.h ${xm_file}"
2654                 xmake_file=mips/x-sysv
2655                 if test x$gas = xyes
2656                 then
2657                         tmake_file=mips/t-svr4-gas
2658                 else
2659                         tmake_file=mips/t-svr4
2660                         extra_passes="mips-tfile mips-tdump"
2661                 fi
2662                 if test x$gnu_ld != xyes
2663                 then
2664                         use_collect2=yes
2665                 fi
2666                 ;;
2667 changequote(,)dnl
2668         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2669 changequote([,])dnl
2670                 tm_file="mips/svr4-4.h ${tm_file}"
2671                 if test x$stabs = xyes; then
2672                         tm_file="${tm_file} dbx.h"
2673                 fi
2674                 xm_defines=USG
2675                 xmake_file=mips/x-sysv
2676                 if test x$gas = xyes
2677                 then
2678                         tmake_file=mips/t-svr4-gas
2679                 else
2680                         tmake_file=mips/t-svr4
2681                         extra_passes="mips-tfile mips-tdump"
2682                 fi
2683                 if test x$gnu_ld != xyes
2684                 then
2685                         use_collect2=yes
2686                 fi
2687                 ;;
2688 changequote(,)dnl
2689         mips-*-riscos[56789]sysv*)
2690 changequote([,])dnl
2691                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2692                 if test x$stabs = xyes; then
2693                         tm_file="${tm_file} dbx.h"
2694                 fi
2695                 xm_defines=USG
2696                 xmake_file=mips/x-sysv
2697                 if test x$gas = xyes
2698                 then
2699                         tmake_file=mips/t-svr3-gas
2700                 else
2701                         tmake_file=mips/t-svr3
2702                         extra_passes="mips-tfile mips-tdump"
2703                 fi
2704                 if test x$gnu_ld != xyes
2705                 then
2706                         use_collect2=yes
2707                 fi
2708                 ;;
2709         mips-*-sysv* | mips-*-riscos*sysv*)
2710                 tm_file="mips/svr3-4.h ${tm_file}"
2711                 if test x$stabs = xyes; then
2712                         tm_file="${tm_file} dbx.h"
2713                 fi
2714                 xm_defines=USG
2715                 xmake_file=mips/x-sysv
2716                 if test x$gas = xyes
2717                 then
2718                         tmake_file=mips/t-svr3-gas
2719                 else
2720                         tmake_file=mips/t-svr3
2721                         extra_passes="mips-tfile mips-tdump"
2722                 fi
2723                 if test x$gnu_ld != xyes
2724                 then
2725                         use_collect2=yes
2726                 fi
2727                 ;;
2728 changequote(,)dnl
2729         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2730 changequote([,])dnl
2731                 tm_file=mips/mips-5.h
2732                 if test x$stabs = xyes; then
2733                         tm_file="${tm_file} dbx.h"
2734                 fi
2735                 if test x$gas = xyes
2736                 then
2737                         tmake_file=mips/t-mips-gas
2738                 else
2739                         extra_passes="mips-tfile mips-tdump"
2740                 fi
2741                 if test x$gnu_ld != xyes
2742                 then
2743                         use_collect2=yes
2744                 fi
2745                 ;;
2746         mips-*-gnu*)
2747                 ;;
2748         mipsel-*-ecoff*)
2749                 tm_file=mips/ecoffl.h
2750                 if test x$stabs = xyes; then
2751                         tm_file="${tm_file} dbx.h"
2752                 fi
2753                 tmake_file=mips/t-ecoff
2754                 ;;
2755         mips-*-ecoff*)
2756                 tm_file="gofast.h mips/ecoff.h"
2757                 if test x$stabs = xyes; then
2758                         tm_file="${tm_file} dbx.h"
2759                 fi
2760                 tmake_file=mips/t-ecoff
2761                 ;;
2762         mipsel-*-elf*)
2763                 tm_file="mips/elfl.h"
2764                 tmake_file=mips/t-elf
2765                 ;;
2766         mips-*-elf*)
2767                 tm_file="mips/elf.h"
2768                 tmake_file=mips/t-elf
2769                 ;;
2770         mips64el-*-elf*)
2771                 tm_file="mips/elfl64.h"
2772                 tmake_file=mips/t-elf
2773                 ;;
2774         mips64orionel-*-elf*)
2775                 tm_file="mips/elforion.h mips/elfl64.h"
2776                 tmake_file=mips/t-elf
2777                 ;;
2778         mips64-*-elf*)
2779                 tm_file="mips/elf64.h"
2780                 tmake_file=mips/t-elf
2781                 ;;
2782         mips64orion-*-elf*)
2783                 tm_file="mips/elforion.h mips/elf64.h"
2784                 tmake_file=mips/t-elf
2785                 ;;
2786         mips64orion-*-rtems*)
2787                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2788                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2789                 tmake_file="mips/t-elf t-rtems"
2790                 ;;
2791         mipstx39el-*-elf*)
2792                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2793                 tmake_file=mips/t-r3900
2794                 ;;
2795         mipstx39-*-elf*)
2796                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2797                 tmake_file=mips/t-r3900
2798                 ;;
2799         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2800                 if test x$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-mips-gas
2806                 else
2807                         extra_passes="mips-tfile mips-tdump"
2808                 fi
2809                 if test x$gnu_ld != xyes
2810                 then
2811                         use_collect2=yes
2812                 fi
2813                 ;;
2814         mn10200-*-*)
2815                 cpu_type=mn10200
2816                 tm_file="mn10200/mn10200.h"
2817                 if test x$stabs = xyes
2818                 then
2819                         tm_file="${tm_file} dbx.h"
2820                 fi
2821                 use_collect2=no
2822                 ;;
2823         mn10300-*-*)
2824                 cpu_type=mn10300
2825                 tm_file="mn10300/mn10300.h"
2826                 if test x$stabs = xyes
2827                 then
2828                         tm_file="${tm_file} dbx.h"
2829                 fi
2830                 use_collect2=no
2831                 ;;
2832         ns32k-encore-bsd*)
2833                 tm_file=ns32k/encore.h
2834                 use_collect2=yes
2835                 ;;
2836         ns32k-sequent-bsd*)
2837                 tm_file=ns32k/sequent.h
2838                 use_collect2=yes
2839                 ;;
2840         ns32k-tek6100-bsd*)
2841                 tm_file=ns32k/tek6100.h
2842                 use_collect2=yes
2843                 ;;
2844         ns32k-tek6200-bsd*)
2845                 tm_file=ns32k/tek6200.h
2846                 use_collect2=yes
2847                 ;;
2848 # This has not been updated to GCC 2.
2849 #       ns32k-ns-genix*)
2850 #               xm_defines=USG
2851 #               xmake_file=ns32k/x-genix
2852 #               tm_file=ns32k/genix.h
2853 #               use_collect2=yes
2854 #               ;;
2855         ns32k-merlin-*)
2856                 tm_file=ns32k/merlin.h
2857                 use_collect2=yes
2858                 ;;
2859         ns32k-pc532-mach*)
2860                 tm_file=ns32k/pc532-mach.h
2861                 use_collect2=yes
2862                 ;;
2863         ns32k-pc532-minix*)
2864                 tm_file=ns32k/pc532-min.h
2865                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2866                 xm_defines=USG
2867                 use_collect2=yes
2868                 ;;
2869         ns32k-*-netbsd*)
2870                 tm_file=ns32k/netbsd.h
2871                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2872                 # On NetBSD, the headers are already okay, except for math.h.
2873                 tmake_file=t-netbsd
2874        use_collect2=yes
2875                 ;;
2876         pdp11-*-bsd)
2877                 tm_file="${tm_file} pdp11/2bsd.h"
2878                 ;;
2879         pdp11-*-*)
2880                 ;;
2881         ns32k-*-openbsd*)
2882                 # Nothing special
2883                 ;;
2884 # This has not been updated to GCC 2.
2885 #       pyramid-*-*)
2886 #               cpu_type=pyr
2887 #               xmake_file=pyr/x-pyr
2888 #               use_collect2=yes
2889 #               ;;
2890         romp-*-aos*)
2891                 use_collect2=yes
2892                 ;;
2893         romp-*-mach*)
2894                 xmake_file=romp/x-mach
2895                 use_collect2=yes
2896                 ;;
2897         romp-*-openbsd*)
2898                 # Nothing special
2899                 ;;
2900         powerpc-*-openbsd*)
2901                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2902                 ;;
2903         powerpc-*-beos*)
2904                 cpu_type=rs6000
2905                 tm_file=rs6000/beos.h
2906                 xm_file=rs6000/xm-beos.h
2907                 tmake_file=rs6000/t-beos
2908                 xmake_file=rs6000/x-beos
2909                 ;;
2910         powerpc-*-sysv* | powerpc-*-elf*)
2911                 tm_file=rs6000/sysv4.h
2912                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2913                 xm_defines="USG POSIX"
2914                 extra_headers=ppc-asm.h
2915                 if test x$gas = xyes
2916                 then
2917                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2918                 else
2919                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2920                 fi
2921                 xmake_file=rs6000/x-sysv4
2922                 ;;
2923         powerpc-*-eabiaix*)
2924                 tm_file=rs6000/eabiaix.h
2925                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2926                 extra_headers=ppc-asm.h
2927                 ;;
2928         powerpc-*-eabisim*)
2929                 tm_file=rs6000/eabisim.h
2930                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2931                 extra_headers=ppc-asm.h
2932                 ;;
2933         powerpc-*-eabi*)
2934                 tm_file=rs6000/eabi.h
2935                 if test x$gas = xyes
2936                 then
2937                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2938                 else
2939                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2940                 fi
2941                 extra_headers=ppc-asm.h
2942                 ;;
2943         powerpc-*-rtems*)
2944                 tm_file=rs6000/rtems.h
2945                 if test x$gas = xyes
2946                 then
2947                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2948                 else
2949                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2950                 fi
2951                 extra_headers=ppc-asm.h
2952                 ;;
2953         powerpc-*-linux-gnulibc1)
2954                 tm_file=rs6000/linux.h
2955                 xm_file=rs6000/xm-sysv4.h
2956                 out_file=rs6000/rs6000.c
2957                 if test x$gas = xyes
2958                 then
2959                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2960                 else
2961                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2962                 fi
2963                 xmake_file=x-linux
2964                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2965                 extra_headers=ppc-asm.h
2966                 if test x$enable_threads = xyes; then
2967                         thread_file='posix'
2968                 fi
2969                 ;;
2970         powerpc-*-linux-gnu*)
2971                 tm_file=rs6000/linux.h
2972                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2973                 xm_defines="USG ${xm_defines}"
2974                 out_file=rs6000/rs6000.c
2975                 if test x$gas = xyes
2976                 then
2977                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2978                 else
2979                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2980                 fi
2981                 xmake_file=x-linux
2982                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2983                 extra_headers=ppc-asm.h
2984                 if test x$enable_threads = xyes; then
2985                         thread_file='posix'
2986                 fi
2987                 ;;
2988         powerpc-wrs-vxworks*)
2989                 cpu_type=rs6000
2990                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2991                 xm_defines="USG POSIX"
2992                 tm_file=rs6000/vxppc.h
2993                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2994                 extra_headers=ppc-asm.h
2995                 thread_file='vxworks'
2996                 ;;
2997         powerpcle-*-sysv* | powerpcle-*-elf*)
2998                 tm_file=rs6000/sysv4le.h
2999                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3000                 xm_defines="USG POSIX"
3001                 if test x$gas = xyes
3002                 then
3003                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3004                 else
3005                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3006                 fi
3007                 xmake_file=rs6000/x-sysv4
3008                 extra_headers=ppc-asm.h
3009                 ;;
3010         powerpcle-*-eabisim*)
3011                 tm_file=rs6000/eabilesim.h
3012                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3013                 extra_headers=ppc-asm.h
3014                 ;;
3015         powerpcle-*-eabi*)
3016                 tm_file=rs6000/eabile.h
3017                 if test x$gas = xyes
3018                 then
3019                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3020                 else
3021                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3022                 fi
3023                 extra_headers=ppc-asm.h
3024                 ;;
3025         powerpcle-*-winnt* )
3026                 tm_file=rs6000/win-nt.h
3027                 tmake_file=rs6000/t-winnt
3028 #               extra_objs=pe.o
3029                 if test x$enable_threads = xyes; then
3030                         thread_file='win32'
3031                 fi
3032                 extra_headers=ppc-asm.h
3033                 ;;
3034         powerpcle-*-pe | powerpcle-*-cygwin*)
3035                 tm_file=rs6000/cygwin.h
3036                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
3037                 tmake_file=rs6000/t-winnt
3038                 xmake_file=rs6000/x-cygwin
3039 #               extra_objs=pe.o
3040                 if test x$enable_threads = xyes; then
3041                         thread_file='win32'
3042                 fi
3043                 exeext=.exe
3044                 extra_headers=ppc-asm.h
3045                 ;;
3046         powerpcle-*-solaris2*)
3047                 tm_file=rs6000/sol2.h
3048                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3049                 xm_defines="USG POSIX"
3050                 if test x$gas = xyes
3051                 then
3052                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3053                 else
3054                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3055                 fi
3056                 xmake_file=rs6000/x-sysv4
3057                 extra_headers=ppc-asm.h
3058                 ;;
3059 changequote(,)dnl
3060         rs6000-ibm-aix3.[01]*)
3061 changequote([,])dnl
3062                 tm_file=rs6000/aix31.h
3063                 xmake_file=rs6000/x-aix31
3064                 float_format=none
3065                 use_collect2=yes
3066                 ;;
3067 changequote(,)dnl
3068         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3069 changequote([,])dnl
3070                 tm_file=rs6000/aix3newas.h
3071                 if test x$host != x$target
3072                 then
3073                         tmake_file=rs6000/t-xnewas
3074                 else
3075                         tmake_file=rs6000/t-newas
3076                 fi
3077                 float_format=none
3078                 use_collect2=yes
3079                 ;;
3080 changequote(,)dnl
3081         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3082 changequote([,])dnl
3083                 tm_file=rs6000/aix41.h
3084                 if test x$host != x$target
3085                 then
3086                         tmake_file=rs6000/t-xnewas
3087                 else
3088                         tmake_file=rs6000/t-newas
3089                 fi
3090                 if test "$gnu_ld" = yes
3091                 then
3092                         xmake_file=rs6000/x-aix41-gld
3093                 else
3094                         xmake_file=rs6000/x-aix41
3095                 fi
3096                 float_format=none
3097                 use_collect2=yes
3098                 ;;
3099 changequote(,)dnl
3100         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3101 changequote([,])dnl
3102                 tm_file=rs6000/aix43.h
3103                 if test x$host != x$target
3104                 then
3105                         tmake_file=rs6000/t-xaix43
3106                 else
3107                         tmake_file=rs6000/t-aix43
3108                 fi
3109                 xmake_file=rs6000/x-aix43
3110                 float_format=none
3111                 use_collect2=yes
3112                 ;;
3113 changequote(,)dnl
3114         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3115 changequote([,])dnl
3116                 tm_file=rs6000/aix43.h
3117                 if test x$host != x$target
3118                 then
3119                         tmake_file=rs6000/t-xaix43
3120                 else
3121                         tmake_file=rs6000/t-aix43
3122                 fi
3123                 xmake_file=rs6000/x-aix43
3124                 float_format=none
3125                 use_collect2=yes
3126                 ;;
3127         rs6000-ibm-aix*)
3128                 float_format=none
3129                 use_collect2=yes
3130                 ;;
3131         rs6000-bull-bosx)
3132                 float_format=none
3133                 use_collect2=yes
3134                 ;;
3135         rs6000-*-mach*)
3136                 tm_file=rs6000/mach.h
3137                 xm_file="${xm_file} rs6000/xm-mach.h"
3138                 xmake_file=rs6000/x-mach
3139                 use_collect2=yes
3140                 ;;
3141         rs6000-*-lynxos*)
3142                 tm_file=rs6000/lynx.h
3143                 xm_file=rs6000/xm-lynx.h
3144                 tmake_file=rs6000/t-rs6000
3145                 xmake_file=rs6000/x-lynx
3146                 use_collect2=yes
3147                 ;;
3148         sh-*-elf*)
3149                 tm_file=sh/elf.h
3150                 float_format=sh
3151                 ;;
3152         sh-*-rtemself*)
3153                 tmake_file="sh/t-sh t-rtems"
3154                 tm_file=sh/rtemself.h
3155                 float_format=sh
3156                 ;;
3157         sh-*-rtems*)
3158                 tmake_file="sh/t-sh t-rtems"
3159                 tm_file=sh/rtems.h
3160                 float_format=sh
3161                 ;;
3162         sh-*-*)
3163                 float_format=sh
3164                 ;;
3165         sparc-tti-*)
3166                 tm_file=sparc/pbd.h
3167                 xm_file="xm-alloca.h ${xm_file}"
3168                 xm_defines=USG
3169                 ;;
3170         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3171                 tm_file=sparc/vxsparc.h
3172                 tmake_file=sparc/t-vxsparc
3173                 use_collect2=yes
3174                 thread_file='vxworks'
3175                 ;;
3176         sparc-*-aout*)
3177                 tmake_file=sparc/t-sparcbare
3178                 tm_file="sparc/aout.h libgloss.h"
3179                 ;;
3180         sparc-*-netbsd*)
3181                 tm_file=sparc/netbsd.h
3182                 tmake_file=t-netbsd
3183        use_collect2=yes
3184                 ;;
3185         sparc-*-openbsd*)
3186                 # we need collect2 until our bug is fixed...
3187                 use_collect2=yes
3188                 ;;
3189         sparc-*-bsd*)
3190                 tm_file=sparc/bsd.h
3191                 ;;
3192         sparc-*-elf*)
3193                 tm_file=sparc/elf.h
3194                 tmake_file=sparc/t-elf
3195                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3196                 #float_format=i128
3197                 float_format=i64
3198                 ;;
3199         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3200                 xm_file="${xm_file} sparc/xm-linux.h"
3201                 tm_file=sparc/linux-aout.h
3202                 xmake_file=x-linux
3203                 gnu_ld=yes
3204                 ;;
3205         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3206                 xm_file="${xm_file} sparc/xm-linux.h"
3207                 xmake_file=x-linux
3208                 tm_file=sparc/linux.h
3209                 tmake_file="t-linux t-linux-gnulibc1"
3210                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3211                 gnu_ld=yes
3212                 float_format=sparc
3213                 ;;
3214         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3215                 xm_file="${xm_file} sparc/xm-linux.h"
3216                 xmake_file=x-linux
3217                 tm_file=sparc/linux.h
3218                 tmake_file="t-linux"
3219                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3220                 gnu_ld=yes
3221                 if test x$enable_threads = xyes; then
3222                         thread_file='posix'
3223                 fi
3224                 float_format=sparc
3225                 ;;
3226         sparc-*-lynxos*)
3227                 if test x$gas = xyes
3228                 then
3229                         tm_file=sparc/lynx.h
3230                 else
3231                         tm_file=sparc/lynx-ng.h
3232                 fi
3233                 xm_file=sparc/xm-lynx.h
3234                 tmake_file=sparc/t-sunos41
3235                 xmake_file=x-lynx
3236                 ;;
3237         sparc-*-rtems*|sparc-*-rtemself*)
3238                 tm_file="sparc/rtemself.h"
3239                 tmake_file="sparc/t-elf t-rtems"
3240                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3241                 #float_format=i128
3242                 float_format=i64
3243                 ;;
3244         sparc-*-rtemsaout*)
3245                 tmake_file="sparc/t-sparcbare t-rtems"
3246                 tm_file=sparc/rtems.h
3247                 ;;
3248         sparcv9-*-solaris2*)
3249                 tm_file=sparc/sol2-sld-64.h
3250                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3251                 xm_defines="USG POSIX"
3252                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3253                 xmake_file=sparc/x-sysv4
3254                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3255                 float_format=none
3256                 if test x${enable_threads} = x ; then
3257                     enable_threads=$have_pthread_h
3258                     if test x${enable_threads} = x ; then
3259                         enable_threads=$have_thread_h
3260                     fi
3261                 fi
3262                 if test x${enable_threads} = xyes ; then
3263                     if test x${have_pthread_h} = xyes ; then
3264                         thread_file='posix'
3265                     else
3266                         thread_file='solaris'
3267                     fi
3268                 fi
3269                 ;;
3270         sparc-hal-solaris2*)
3271                 xm_file=sparc/xm-sol2.h
3272                 tm_file="sparc/sol2.h sparc/hal.h"
3273                 tmake_file="sparc/t-halos sparc/t-sol2"
3274                 xmake_file=sparc/x-sysv4
3275                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3276                 broken_install=yes
3277                 ;;
3278         sparc-*-solaris2*)
3279                 if test x$gnu_ld = xyes
3280                 then
3281                         tm_file=sparc/sol2.h
3282                 else
3283                         tm_file=sparc/sol2-sld.h
3284                 fi
3285                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3286                 xm_defines="USG POSIX"
3287                 tmake_file=sparc/t-sol2
3288                 xmake_file=sparc/x-sysv4
3289                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3290                 case $machine in
3291 changequote(,)dnl
3292                 *-*-solaris2.[0-4])
3293 changequote([,])dnl
3294                         float_format=i128
3295                         ;;
3296                 *)
3297                         float_format=none
3298                         ;;
3299                 esac
3300                 if test x${enable_threads} = x; then
3301                     enable_threads=$have_pthread_h
3302                     if test x${enable_threads} = x; then
3303                         enable_threads=$have_thread_h
3304                     fi
3305                 fi
3306                 if test x${enable_threads} = xyes; then
3307                     if test x${have_pthread_h} = xyes; then
3308                         thread_file='posix'
3309                     else
3310                         thread_file='solaris'
3311                     fi
3312                 fi
3313                 ;;
3314         sparc-*-sunos4.0*)
3315                 tm_file=sparc/sunos4.h
3316                 tmake_file=sparc/t-sunos40
3317                 use_collect2=yes
3318                 ;;
3319         sparc-*-sunos4*)
3320                 tm_file=sparc/sunos4.h
3321                 tmake_file=sparc/t-sunos41
3322                 use_collect2=yes
3323                 if test x$gas = xyes; then
3324                         tm_file="${tm_file} sparc/sun4gas.h"
3325                 fi
3326                 ;;
3327         sparc-*-sunos3*)
3328                 tm_file=sparc/sun4o3.h
3329                 use_collect2=yes
3330                 ;;
3331         sparc-*-sysv4*)
3332                 tm_file=sparc/sysv4.h
3333                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3334                 xm_defines="USG POSIX"
3335                 tmake_file=t-svr4
3336                 xmake_file=sparc/x-sysv4
3337                 extra_parts="crtbegin.o crtend.o"
3338                 ;;
3339         sparc-*-vxsim*)
3340                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3341                 xm_defines="USG POSIX"
3342                 tm_file=sparc/vxsim.h
3343                 tmake_file=sparc/t-vxsparc
3344                 xmake_file=sparc/x-sysv4
3345                 ;;
3346         sparclet-*-aout*)
3347                 tm_file="sparc/splet.h libgloss.h"
3348                 tmake_file=sparc/t-splet
3349                 ;;
3350         sparclite-*-coff*)
3351                 tm_file="sparc/litecoff.h libgloss.h"
3352                 tmake_file=sparc/t-sparclite
3353                 ;;
3354         sparclite-*-aout*)
3355                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3356                 tmake_file=sparc/t-sparclite
3357                 ;;
3358         sparclite-*-elf*)
3359                 tm_file="sparc/liteelf.h libgloss.h"
3360                 tmake_file=sparc/t-sparclite
3361                 extra_parts="crtbegin.o crtend.o"
3362                 ;;
3363         sparc86x-*-aout*)
3364                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3365                 tmake_file=sparc/t-sp86x
3366                 ;;
3367         sparc86x-*-elf*)
3368                 tm_file="sparc/sp86x-elf.h libgloss.h"
3369                 tmake_file=sparc/t-sp86x
3370                 extra_parts="crtbegin.o crtend.o"
3371                 ;;
3372         sparc64-*-aout*)
3373                 tmake_file=sparc/t-sp64
3374                 tm_file=sparc/sp64-aout.h
3375                 ;;
3376         sparc64-*-elf*)
3377                 tmake_file=sparc/t-sp64
3378                 tm_file=sparc/sp64-elf.h
3379                 extra_parts="crtbegin.o crtend.o"
3380                 ;;
3381         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3382                 tmake_file="t-linux sparc/t-linux64"
3383                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3384                 tm_file=sparc/linux64.h
3385                 xmake_file=x-linux
3386                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3387                 gnu_ld=yes
3388                 float_format=sparc
3389                 ;;
3390 # This hasn't been upgraded to GCC 2.
3391 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3392 #               tm_file=tahoe/harris.h
3393 #               ;;
3394 #       tahoe-*-bsd*)                   # tahoe running BSD
3395 #               ;;
3396         thumb-*-coff* | thumbel-*-coff*)
3397                 tm_file=arm/tcoff.h
3398                 out_file=arm/thumb.c
3399                 xm_file=arm/xm-thumb.h
3400                 md_file=arm/thumb.md
3401                 tmake_file=arm/t-thumb
3402                 ;;
3403         thumb-*-elf* | thumbel-*-elf*)
3404                 tm_file=arm/telf.h
3405                 out_file=arm/thumb.c
3406                 xm_file=arm/xm-thumb.h
3407                 md_file=arm/thumb.md
3408                 tmake_file=arm/t-thumb-elf
3409                 ;;
3410         thumb-*-linux-gnu*)
3411                 tm_file=arm/linux-telf.h
3412                 out_file=arm/thumb.c
3413                 xm_file=arm/xm-thumb.h
3414                 md_file=arm/thumb.md
3415                 tmake_file=arm/t-thumb-linux
3416                 ;;
3417         thumb-*-uclinux*)
3418                 tm_file=arm/uclinux-telf.h
3419                 out_file=arm/thumb.c
3420                 md_file=arm/thumb.md
3421                 tmake_file=arm/t-thumb-linux
3422                 xm_file=arm/xm-thumb.h
3423                 ;;
3424         thumb-wrs-vxworks)
3425                 tm_file=arm/tcoff.h
3426                 out_file=arm/thumb.c
3427                 xm_file=arm/xm-thumb.h
3428                 md_file=arm/thumb.md
3429                 tmake_file=arm/t-thumb
3430                 thread_file='vxworks'
3431                 ;;
3432         thumb-*-pe)
3433                 tm_file=arm/tpe.h
3434                 out_file=arm/thumb.c
3435                 xm_file=arm/xm-thumb.h
3436                 md_file=arm/thumb.md
3437                 tmake_file=arm/t-pe-thumb
3438                 extra_objs=pe.o
3439                 ;;
3440 # This hasn't been upgraded to GCC 2.
3441 #       tron-*-*)
3442 #               cpu_type=gmicro
3443 #               use_collect2=yes
3444 #               ;;
3445         v850-*-*)
3446                 target_cpu_default="TARGET_CPU_generic"
3447                 cpu_type=v850
3448                 tm_file="v850/v850.h"
3449                 xm_file="v850/xm-v850.h"
3450                 tmake_file=v850/t-v850
3451                 if test x$stabs = xyes
3452                 then
3453                         tm_file="${tm_file} dbx.h"
3454                 fi
3455                 use_collect2=no
3456                 ;;
3457         vax-*-bsd*)                     # vaxen running BSD
3458                 use_collect2=yes
3459                 float_format=vax
3460                 ;;
3461         vax-*-sysv*)                    # vaxen running system V
3462                 tm_file="${tm_file} vax/vaxv.h"
3463                 xm_defines=USG
3464                 float_format=vax
3465                 ;;
3466         vax-*-netbsd*)
3467                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3468                 tmake_file=t-netbsd
3469                 float_format=vax
3470        use_collect2=yes
3471                 ;;
3472         vax-*-openbsd*)
3473                 tmake_file="${tmake_file} vax/t-openbsd"
3474                 ;;
3475         vax-*-ultrix*)                  # vaxen running ultrix
3476                 tm_file="${tm_file} vax/ultrix.h"
3477                 use_collect2=yes
3478                 float_format=vax
3479                 ;;
3480         vax-*-vms*)                     # vaxen running VMS
3481                 xm_file=vax/xm-vms.h
3482                 tm_file=vax/vms.h
3483                 float_format=vax
3484                 ;;
3485         vax-*-*)                        # vax default entry
3486                 float_format=vax
3487                 ;;
3488         we32k-att-sysv*)
3489                 xm_file="${xm_file} xm-svr3"
3490                 use_collect2=yes
3491                 ;;
3492         *)
3493                 echo "Configuration $machine not supported" 1>&2
3494                 exit 1
3495                 ;;
3496         esac
3497
3498         case $machine in
3499         *-*-linux-gnu*)
3500                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3501         *-*-gnu*)
3502                 # On the GNU system, the setup is just about the same on
3503                 # each different CPU.  The specific machines that GNU
3504                 # supports are matched above and just set $cpu_type.
3505                 xm_file="xm-gnu.h ${xm_file}"
3506                 tm_file=${cpu_type}/gnu.h
3507                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3508                 # GNU always uses ELF.
3509                 elf=yes
3510                 # GNU tools are the only tools.
3511                 gnu_ld=yes
3512                 gas=yes
3513                 xmake_file=x-linux      # These details are the same as Linux.
3514                 tmake_file=t-gnu        # These are not.
3515                 ;;
3516         *-*-sysv4*)
3517                 xmake_try_sysv=x-sysv
3518                 install_headers_dir=install-headers-cpio
3519                 ;;
3520         *-*-sysv*)
3521                 install_headers_dir=install-headers-cpio
3522                 ;;
3523         esac
3524
3525         # Distinguish i[34567]86
3526         # Also, do not run mips-tfile on MIPS if using gas.
3527         # Process --with-cpu= for PowerPC/rs6000
3528         target_cpu_default2=
3529         case $machine in
3530         i486-*-*)
3531                 target_cpu_default2=1
3532                 ;;
3533         i586-*-*)
3534                 case $target_alias in
3535                         k6-*)
3536                                 target_cpu_default2=4
3537                                 ;;
3538                         *)
3539                                 target_cpu_default2=2
3540                                 ;;
3541                 esac
3542                 ;;
3543         i686-*-* | i786-*-*)
3544                 target_cpu_default2=3
3545                 ;;
3546         alpha*-*-*)
3547                 case $machine in
3548                         alphaev6*)
3549                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3550                                 ;;
3551                         alphapca56*)
3552                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3553                                 ;;
3554                         alphaev56*)
3555                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3556                                 ;;
3557                         alphaev5*)
3558                                 target_cpu_default2="MASK_CPU_EV5"
3559                                 ;;
3560                 esac
3561
3562                 if test x$gas = xyes
3563                 then
3564                         if test "$target_cpu_default2" = ""
3565                         then
3566                                 target_cpu_default2="MASK_GAS"
3567                         else
3568                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3569                         fi
3570                 fi
3571                 ;;
3572         arm*-*-*)
3573                 case "x$with_cpu" in
3574                         x)
3575                                 # The most generic
3576                                 target_cpu_default2="TARGET_CPU_generic"
3577                                 ;;
3578
3579                         # Distinguish cores, and major variants
3580                         # arm7m doesn't exist, but D & I don't affect code
3581                         xarm[23678] | xarm250 | xarm[67][01]0 \
3582                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3583                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3584                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3585                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3586                                 ;;
3587
3588                         xyes | xno)
3589                                 echo "--with-cpu must be passed a value" 1>&2
3590                                 exit 1
3591                                 ;;
3592
3593                         *)
3594                                 if test x$pass2done = xyes
3595                                 then
3596                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3597                                         exit 1
3598                                 fi
3599                                 ;;
3600                 esac
3601                 ;;
3602
3603         mips*-*-ecoff* | mips*-*-elf*)
3604                 if test x$gas = xyes
3605                 then
3606                         if test x$gnu_ld = xyes
3607                         then
3608                                 target_cpu_default2=20
3609                         else
3610                                 target_cpu_default2=16
3611                         fi
3612                 fi
3613                 ;;
3614         mips*-*-*)
3615                 if test x$gas = xyes
3616                 then
3617                         target_cpu_default2=16
3618                 fi
3619                 ;;
3620         powerpc*-*-* | rs6000-*-*)
3621                 case "x$with_cpu" in
3622                         x)
3623                                 ;;
3624
3625                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3626                           | xrios1 | xrios2 | xrsc | xrsc1 \
3627                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3628                           | xec603e | x740 | x750 | x401 \
3629                           | x403 | x505 | x801 | x821 | x823 | x860)
3630                                 target_cpu_default2="\"$with_cpu\""
3631                                 ;;
3632
3633                         xyes | xno)
3634                                 echo "--with-cpu must be passed a value" 1>&2
3635                                 exit 1
3636                                 ;;
3637
3638                         *)
3639                                 if test x$pass2done = xyes
3640                                 then
3641                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3642                                         exit 1
3643                                 fi
3644                                 ;;
3645                 esac
3646                 ;;
3647         sparc*-*-*)
3648                 case ".$with_cpu" in
3649                         .)
3650                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3651                                 ;;
3652                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3653                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3654                                 ;;
3655                         *)
3656                                 if test x$pass2done = xyes
3657                                 then
3658                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3659                                         exit 1
3660                                 fi
3661                                 ;;
3662                 esac
3663                 ;;
3664         esac
3665
3666         if test "$target_cpu_default2" != ""
3667         then
3668                 if test "$target_cpu_default" != ""
3669                 then
3670                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3671                 else
3672                         target_cpu_default=$target_cpu_default2
3673                 fi
3674         fi
3675
3676         # No need for collect2 if we have the GNU linker.
3677         # Actually, there is now; GNU ld doesn't handle the EH info or
3678         # collecting for shared libraries.
3679         #case x$gnu_ld in
3680         #xyes)
3681         #       use_collect2=
3682         #       ;;
3683         #esac
3684
3685 # Save data on machine being used to compile GCC in build_xm_file.
3686 # Save data on host machine in vars host_xm_file and host_xmake_file.
3687         if test x$pass1done = x
3688         then
3689                 if test x"$xm_file" = x
3690                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3691                 else build_xm_file=$xm_file
3692                 fi
3693                 build_xm_defines=$xm_defines
3694                 build_install_headers_dir=$install_headers_dir
3695                 build_exeext=$exeext
3696                 pass1done=yes
3697         else
3698                 if test x$pass2done = x
3699                 then
3700                         if test x"$xm_file" = x
3701                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3702                         else host_xm_file=$xm_file
3703                         fi
3704                         host_xm_defines=$xm_defines
3705                         if test x"$xmake_file" = x
3706                         then xmake_file=$cpu_type/x-$cpu_type
3707                         fi
3708                         host_xmake_file="$xmake_file"
3709                         host_truncate_target=$truncate_target
3710                         host_extra_gcc_objs=$extra_gcc_objs
3711                         host_extra_objs=$extra_host_objs
3712                         host_exeext=$exeext
3713                         pass2done=yes
3714                 fi
3715         fi
3716 done
3717
3718 extra_objs="${host_extra_objs} ${extra_objs}"
3719
3720 # Default the target-machine variables that were not explicitly set.
3721 if test x"$tm_file" = x
3722 then tm_file=$cpu_type/$cpu_type.h; fi
3723
3724 if test x$extra_headers = x
3725 then extra_headers=; fi
3726
3727 if test x"$xm_file" = x
3728 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3729
3730 if test x$md_file = x
3731 then md_file=$cpu_type/$cpu_type.md; fi
3732
3733 if test x$out_file = x
3734 then out_file=$cpu_type/$cpu_type.c; fi
3735
3736 if test x"$tmake_file" = x
3737 then tmake_file=$cpu_type/t-$cpu_type
3738 fi
3739
3740 if test x"$dwarf2" = xyes
3741 then tm_file="tm-dwarf2.h $tm_file"
3742 fi
3743
3744 if test x$float_format = x
3745 then float_format=i64
3746 fi
3747
3748 if test $float_format = none
3749 then float_h_file=Makefile.in
3750 else float_h_file=float-$float_format.h
3751 fi
3752
3753 # Handle cpp installation.
3754 if test x$enable_cpp != xno
3755 then
3756   tmake_file="$tmake_file t-install-cpp"
3757 fi
3758
3759 # Say what files are being used for the output code and MD file.
3760 echo "Using \`$srcdir/config/$out_file' to output insns."
3761 echo "Using \`$srcdir/config/$md_file' as machine description file."
3762
3763 count=a
3764 for f in $tm_file; do
3765         count=${count}x
3766 done
3767 if test $count = ax; then
3768         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3769 else
3770         echo "Using the following target machine macro files:"
3771         for f in $tm_file; do
3772                 echo "  $srcdir/config/$f"
3773         done
3774 fi
3775
3776 count=a
3777 for f in $host_xm_file; do
3778         count=${count}x
3779 done
3780 if test $count = ax; then
3781         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3782 else
3783         echo "Using the following host machine macro files:"
3784         for f in $host_xm_file; do
3785                 echo "  $srcdir/config/$f"
3786         done
3787 fi
3788
3789 if test "$host_xm_file" != "$build_xm_file"; then
3790         count=a
3791         for f in $build_xm_file; do
3792                 count=${count}x
3793         done
3794         if test $count = ax; then
3795                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3796         else
3797                 echo "Using the following build machine macro files:"
3798                 for f in $build_xm_file; do
3799                         echo "  $srcdir/config/$f"
3800                 done
3801         fi
3802 fi
3803
3804 if test x$thread_file = x; then
3805         if test x$target_thread_file != x; then
3806                 thread_file=$target_thread_file
3807         else
3808                 thread_file='single'
3809         fi
3810 fi
3811
3812 # Set up the header files.
3813 # $links is the list of header files to create.
3814 # $vars is the list of shell variables with file names to include.
3815 # auto-host.h is the file containing items generated by autoconf and is
3816 # the first file included by config.h.
3817 null_defines=
3818 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3819
3820 # If host=build, it is correct to have hconfig include auto-host.h
3821 # as well.  If host!=build, we are in error and need to do more
3822 # work to find out the build config parameters.
3823 if test x$host = x$build
3824 then
3825         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3826 else
3827         # We create a subdir, then run autoconf in the subdir.
3828         # To prevent recursion we set host and build for the new
3829         # invocation of configure to the build for this invocation
3830         # of configure.
3831         tempdir=build.$$
3832         rm -rf $tempdir
3833         mkdir $tempdir
3834         cd $tempdir
3835         case ${srcdir} in
3836         /*) realsrcdir=${srcdir};;
3837         *) realsrcdir=../${srcdir};;
3838         esac
3839         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3840                 --target=$target --host=$build --build=$build
3841
3842         # We just finished tests for the build machine, so rename
3843         # the file auto-build.h in the gcc directory.
3844         mv auto-host.h ../auto-build.h
3845         cd ..
3846         rm -rf $tempdir
3847         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3848 fi
3849
3850 xm_file="gansidecl.h ${xm_file}"
3851 tm_file="gansidecl.h ${tm_file}"
3852
3853 vars="host_xm_file tm_file xm_file build_xm_file"
3854 links="config.h tm.h tconfig.h hconfig.h"
3855 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3856
3857 rm -f config.bak
3858 if test -f config.status; then mv -f config.status config.bak; fi
3859
3860 # Make the links.
3861 while test -n "$vars"
3862 do
3863         set $vars; var=$1; shift; vars=$*
3864         set $links; link=$1; shift; links=$*
3865         set $defines; define=$1; shift; defines=$*
3866
3867         rm -f $link
3868
3869         # Define TARGET_CPU_DEFAULT if the system wants one.
3870         # This substitutes for lots of *.h files.
3871         if test "$target_cpu_default" != "" -a $link = tm.h
3872         then
3873                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3874         fi
3875
3876         for file in `eval echo '$'$var`; do
3877                 case $file in
3878                 auto-config.h)
3879                         ;;
3880                 *)
3881                         echo '#ifdef IN_GCC' >>$link
3882                         ;;
3883                 esac
3884                 echo "#include \"$file\"" >>$link
3885                 case $file in
3886                 auto-config.h)
3887                         ;;
3888                 *)
3889                         echo '#endif' >>$link
3890                         ;;
3891                 esac
3892         done
3893
3894         for def in `eval echo '$'$define`; do
3895                 echo "#ifndef $def" >>$link
3896                 echo "#define $def" >>$link
3897                 echo "#endif" >>$link
3898         done
3899 done
3900
3901 # Truncate the target if necessary
3902 if test x$host_truncate_target != x; then
3903         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3904 fi
3905
3906 # Get the version trigger filename from the toplevel
3907 if test "${with_gcc_version_trigger+set}" = set; then
3908         gcc_version_trigger=$with_gcc_version_trigger
3909 else
3910         gcc_version_trigger=${srcdir}/version.c
3911 fi
3912 changequote(,)dnl
3913 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3914 changequote([,])dnl
3915
3916 # Internationalization
3917 PACKAGE=gcc
3918 VERSION="$gcc_version"
3919 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3920 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3921 AC_SUBST(PACKAGE)
3922 AC_SUBST(VERSION)
3923
3924 ALL_LINGUAS="en_UK"
3925
3926 # NLS support is still experimental, so disable it by default for now.
3927 AC_ARG_ENABLE(nls,
3928   [  --enable-nls            use Native Language Support (disabled by default)],
3929   , enable_nls=no)
3930
3931 AM_GNU_GETTEXT
3932 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3933
3934 # Windows32 Registry support for specifying GCC installation paths.
3935 AC_ARG_ENABLE(win32-registry,
3936 [  --disable-win32-registry
3937                           Disable lookup of installation paths in the
3938                          Registry on Windows hosts.
3939   --enable-win32-registry Enable registry lookup (default).
3940   --enable-win32-registry=KEY
3941                           Use KEY instead of GCC version as the last portion
3942                          of the registry key.],,)
3943
3944 AC_MSG_CHECKING(whether windows registry support is requested)
3945 if test x$enable_win32_registry != xno; then
3946   AC_DEFINE(ENABLE_WIN32_REGISTRY)
3947   AC_MSG_RESULT(yes)
3948 else
3949   AC_MSG_RESULT(no)
3950 fi
3951
3952 # Check if user specified a different registry key.
3953 case x${enable_win32_registry} in
3954 x | xyes)
3955   # default.
3956   gcc_cv_win32_registry_key="$VERSION"
3957   ;;
3958 xno)
3959   # no registry lookup.
3960   gcc_cv_win32_registry_key=''
3961   ;;
3962 *)
3963   # user-specified key.
3964   gcc_cv_win32_registry_key="$enable_win32_registry"
3965   ;;
3966 esac
3967
3968 if test x$enable_win32_registry != xno; then
3969   AC_MSG_CHECKING(registry key on windows hosts)
3970   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
3971   AC_MSG_RESULT($gcc_cv_win32_registry_key)
3972 fi
3973
3974 # Get an absolute path to the GCC top-level source directory
3975 holddir=`pwd`
3976 cd $srcdir
3977 topdir=`pwd`
3978 cd $holddir
3979
3980 # Conditionalize the makefile for this host machine.
3981 # Make-host contains the concatenation of all host makefile fragments
3982 # [there can be more than one].  This file is built by configure.frag.
3983 host_overrides=Make-host
3984 dep_host_xmake_file=
3985 for f in .. ${host_xmake_file}
3986 do
3987         if test -f ${srcdir}/config/$f
3988         then
3989                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3990         fi
3991 done
3992
3993 # Conditionalize the makefile for this target machine.
3994 # Make-target contains the concatenation of all host makefile fragments
3995 # [there can be more than one].  This file is built by configure.frag.
3996 target_overrides=Make-target
3997 dep_tmake_file=
3998 for f in .. ${tmake_file}
3999 do
4000         if test -f ${srcdir}/config/$f
4001         then
4002                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4003         fi
4004 done
4005
4006 # If the host doesn't support symlinks, modify CC in
4007 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4008 # Otherwise, we can use "CC=$(CC)".
4009 rm -f symtest.tem
4010 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4011 then
4012         cc_set_by_configure="\$(CC)"
4013         quoted_cc_set_by_configure="\$(CC)"
4014         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4015 else
4016         rm -f symtest.tem
4017         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4018         then
4019                 symbolic_link="cp -p"
4020         else
4021                 symbolic_link="cp"
4022         fi
4023         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4024         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4025         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4026 fi
4027 rm -f symtest.tem
4028
4029 out_object_file=`basename $out_file .c`.o
4030
4031 tm_file_list=
4032 for f in $tm_file; do
4033   case $f in
4034     gansidecl.h )
4035        tm_file_list="${tm_file_list} $f" ;;
4036     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4037   esac
4038 done
4039
4040 host_xm_file_list=
4041 for f in $host_xm_file; do
4042   case $f in
4043     auto-host.h | gansidecl.h | hwint.h )
4044        host_xm_file_list="${host_xm_file_list} $f" ;;
4045     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4046   esac
4047 done
4048
4049 build_xm_file_list=
4050 for f in $build_xm_file; do
4051   case $f in
4052     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4053        build_xm_file_list="${build_xm_file_list} $f" ;;
4054     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4055   esac
4056 done
4057
4058 # Define macro CROSS_COMPILE in compilation
4059 # if this is a cross-compiler.
4060 # Also use all.cross instead of all.internal
4061 # and add cross-make to Makefile.
4062 cross_overrides="/dev/null"
4063 if test x$host != x$target
4064 then
4065         cross_defines="CROSS=-DCROSS_COMPILE"
4066         cross_overrides="${topdir}/cross-make"
4067 fi
4068
4069 # When building gcc with a cross-compiler, we need to fix a few things.
4070 # This must come after cross-make as we want all.build to override
4071 # all.cross.
4072 build_overrides="/dev/null"
4073 if test x$build != x$host
4074 then
4075         build_overrides="${topdir}/build-make"
4076 fi
4077
4078 # Expand extra_headers to include complete path.
4079 # This substitutes for lots of t-* files.
4080 extra_headers_list=
4081 if test "x$extra_headers" = x
4082 then true
4083 else
4084         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4085         for file in $extra_headers;
4086         do
4087                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4088         done
4089 fi
4090
4091 if test x$use_collect2 = xno; then
4092         use_collect2=
4093 fi
4094
4095 # Add a definition of USE_COLLECT2 if system wants one.
4096 # Also tell toplev.c what to do.
4097 # This substitutes for lots of t-* files.
4098 if test x$use_collect2 = x
4099 then
4100         will_use_collect2=
4101         maybe_use_collect2=
4102 else
4103         will_use_collect2="collect2"
4104         maybe_use_collect2="-DUSE_COLLECT2"
4105 fi
4106
4107 # NEED TO CONVERT
4108 # Set MD_DEPS if the real md file is in md.pre-cpp.
4109 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4110 # for line oriented comments, so we must always use a GNU cpp.  If
4111 # building gcc with a cross compiler, use the cross compiler just
4112 # built.  Otherwise, we can use the cpp just built.
4113 md_file_sub=
4114 if test "x$md_cppflags" = x
4115 then
4116         md_file_sub=$srcdir/config/$md_file
4117 else
4118         md_file=md
4119 fi
4120
4121 # If we have gas in the build tree, make a link to it.
4122 if test -f ../gas/Makefile; then
4123         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4124 fi
4125
4126 # If we have nm in the build tree, make a link to it.
4127 if test -f ../binutils/Makefile; then
4128         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4129 fi
4130
4131 # If we have ld in the build tree, make a link to it.
4132 if test -f ../ld/Makefile; then
4133 #       if test x$use_collect2 = x; then
4134 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4135 #       else
4136                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4137 #       fi
4138 fi
4139
4140 # Figure out what assembler alignment features are present.
4141 AC_MSG_CHECKING(assembler alignment features)
4142 gcc_cv_as=
4143 gcc_cv_as_alignment_features=
4144 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4145 if test -x "$DEFAULT_ASSEMBLER"; then
4146         gcc_cv_as="$DEFAULT_ASSEMBLER"
4147 elif test -x "$AS"; then
4148         gcc_cv_as="$AS"
4149 elif test -x as$host_exeext; then
4150         # Build using assembler in the current directory.
4151         gcc_cv_as=./as$host_exeext
4152 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4153         # Single tree build which includes gas.
4154         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4155         do
4156 changequote(,)dnl
4157                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4158 changequote([,])dnl
4159                 if test x$gcc_cv_gas_version != x; then
4160                         break
4161                 fi
4162         done
4163 changequote(,)dnl
4164         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4165         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4166 changequote([,])dnl
4167         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4168                 # Gas version 2.6 and later support for .balign and .p2align.
4169                 # bytes to skip when using .p2align.
4170                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4171                         gcc_cv_as_alignment_features=".balign and .p2align"
4172                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4173                 fi
4174                 # Gas version 2.8 and later support specifying the maximum
4175                 # bytes to skip when using .p2align.
4176                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4177                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4178                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4179                 fi
4180         fi
4181 elif test x$host = x$target; then
4182         # Native build.
4183         # Search the same directories that the installed compiler will
4184         # search.  Else we may find the wrong assembler and lose.  If we
4185         # do not find a suitable assembler binary, then try the user's
4186         # path.
4187         #
4188         # Also note we have to check MD_EXEC_PREFIX before checking the
4189         # user's path.  Unfortunately, there is no good way to get at the
4190         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4191         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4192         # to be fixed as part of the make/configure rewrite too.
4193
4194         if test "x$exec_prefix" = xNONE; then
4195                 if test "x$prefix" = xNONE; then
4196                         test_prefix=/usr/local
4197                 else
4198                         test_prefix=$prefix
4199                 fi
4200         else
4201                 test_prefix=$exec_prefix
4202         fi
4203
4204         # If the loop below does not find an assembler, then use whatever
4205         # one we can find in the users's path.
4206         # user's path.
4207         as=as$host_exeext
4208
4209         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4210                    $test_prefix/lib/gcc-lib/$target \
4211                    /usr/lib/gcc/$target/$gcc_version \
4212                    /usr/lib/gcc/$target \
4213                    $test_prefix/$target/bin/$target/$gcc_version \
4214                    $test_prefix/$target/bin \
4215                    /usr/libexec \
4216                    /usr/ccs/gcc \
4217                    /usr/ccs/bin \
4218                    /udk/usr/ccs/bin \
4219                    /bsd43/usr/lib/cmplrs/cc \
4220                    /usr/cross64/usr/bin \
4221                    /usr/lib/cmplrs/cc \
4222                    /sysv/usr/lib/cmplrs/cc \
4223                    /svr4/usr/lib/cmplrs/cc \
4224                    /usr/bin"
4225
4226         for dir in $test_dirs; do
4227                 if test -f $dir/as$host_exeext; then
4228                         gcc_cv_as=$dir/as$host_exeext
4229                         break;
4230                 fi
4231         done
4232 fi
4233 if test x$gcc_cv_as != x; then
4234         # Check if we have .balign and .p2align
4235         echo ".balign  4" > conftest.s
4236         echo ".p2align  2" >> conftest.s
4237         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4238                 gcc_cv_as_alignment_features=".balign and .p2align"
4239                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4240         fi
4241         rm -f conftest.s conftest.o
4242         # Check if specifying the maximum bytes to skip when
4243         # using .p2align is supported.
4244         echo ".p2align 4,,7" > conftest.s
4245         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4246                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4247                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4248         fi
4249         rm -f conftest.s conftest.o
4250 fi
4251 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4252
4253 AC_MSG_CHECKING(assembler subsection support)
4254 gcc_cv_as_subsections=
4255 if test x$gcc_cv_as != x; then
4256         # Check if we have .subsection
4257         echo ".subsection 1" > conftest.s
4258         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4259                 gcc_cv_as_subsections=".subsection"
4260                 if test -x nm$host_exeext; then
4261                         gcc_cv_nm=./nm$host_exeext
4262                 elif test x$host = x$target; then
4263                         # Native build.
4264                         gcc_cv_nm=nm$host_exeext
4265                 fi
4266                 if test x$gcc_cv_nm != x; then
4267                         cat > conftest.s <<EOF
4268 conftest_label1: .word 0
4269 .subsection -1
4270 conftest_label2: .word 0
4271 .previous
4272 EOF
4273                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4274                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4275                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4276                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4277                                         :
4278                                 else
4279                                         gcc_cv_as_subsections="working .subsection -1"
4280                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4281                                 fi
4282                         fi
4283                 fi
4284         fi
4285         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4286 fi
4287 AC_MSG_RESULT($gcc_cv_as_subsections)
4288
4289 case "$target" in
4290   sparc*-*-*)
4291     AC_MSG_CHECKING(assembler .register pseudo-op support)
4292     gcc_cv_as_register_pseudo_op=
4293     if test x$gcc_cv_as != x; then
4294         # Check if we have .register
4295         echo ".register %g2, #scratch" > conftest.s
4296         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4297                 gcc_cv_as_register_pseudo_op=yes
4298                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4299         fi
4300         rm -f conftest.s conftest.o
4301     fi
4302     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4303
4304     AC_MSG_CHECKING([assembler offsetable %lo() support])
4305     gcc_cv_as_offsetable_lo10=
4306     if test x$gcc_cv_as != x; then
4307         # Check if assembler has offsetable %lo()
4308         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4309         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4310         gcc_cv_as_flags64="-xarch=v9"
4311         if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4312                 :
4313         else
4314                 gcc_cv_as_flags64="-64"
4315                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4316                         :
4317                 else
4318                         gcc_cv_as_flags64=""
4319                 fi
4320         fi
4321         if test -n "$gcc_cv_as_flags64" ; then
4322                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4323                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4324                                 :
4325                         else
4326                                 gcc_cv_as_offsetable_lo10=yes
4327                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4328                         fi
4329                 fi
4330         fi
4331         rm -f conftest.s conftest.o conftest1.s conftest1.o
4332     fi
4333     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4334     ;;
4335
4336 changequote(,)dnl
4337   i[34567]86-*-*)
4338 changequote([,])dnl
4339     AC_MSG_CHECKING(assembler instructions)
4340     gcc_cv_as_instructions=
4341     if test x$gcc_cv_as != x; then
4342         set "filds fists" "filds mem; fists mem"
4343         while test $# -gt 0
4344         do
4345                 echo "$2" > conftest.s
4346                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4347                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4348                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4349                 fi
4350                 shift 2
4351         done
4352         rm -f conftest.s conftest.o
4353     fi
4354     AC_MSG_RESULT($gcc_cv_as_instructions)
4355     ;;
4356 esac
4357
4358 # Figure out what language subdirectories are present.
4359 # Look if the user specified --enable-languages="..."; if not, use
4360 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4361 # go away some day.
4362 if test x"${enable_languages+set}" != xset; then
4363         if test x"${LANGUAGES+set}" = xset; then
4364                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4365         else
4366                 enable_languages=all
4367         fi
4368 fi
4369 subdirs=
4370 for lang in ${srcdir}/*/config-lang.in ..
4371 do
4372         case $lang in
4373         ..) ;;
4374         # The odd quoting in the next line works around
4375         # an apparent bug in bash 1.12 on linux.
4376 changequote(,)dnl
4377         ${srcdir}/[*]/config-lang.in) ;;
4378         *)
4379           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4380           if test "x$lang_alias" = x
4381           then
4382                 echo "$lang doesn't set \$language." 1>&2
4383                 exit 1
4384           fi
4385           if test x"${enable_languages}" = xall; then
4386                 add_this_lang=yes
4387           else
4388                 case "${enable_languages}" in
4389                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4390                         add_this_lang=yes
4391                         ;;
4392                     * )
4393                         add_this_lang=no
4394                         ;;
4395                 esac
4396           fi
4397           if test x"${add_this_lang}" = xyes; then
4398                 case $lang in
4399                     ${srcdir}/ada/config-lang.in)
4400                         if test x$gnat = xyes ; then
4401                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4402                         fi
4403                         ;;
4404                     *)
4405                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4406                         ;;
4407                 esac
4408           fi
4409           ;;
4410 changequote([,])dnl
4411         esac
4412 done
4413
4414 # Make gthr-default.h if we have a thread file.
4415 gthread_flags=
4416 if test $thread_file != single; then
4417     rm -f gthr-default.h
4418     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4419     gthread_flags=-DHAVE_GTHR_DEFAULT
4420 fi
4421 AC_SUBST(gthread_flags)
4422
4423 # Make empty files to contain the specs and options for each language.
4424 # Then add #include lines to for a compiler that has specs and/or options.
4425
4426 lang_specs_files=
4427 lang_options_files=
4428 lang_tree_files=
4429 rm -f specs.h options.h gencheck.h
4430 touch specs.h options.h gencheck.h
4431 for subdir in . $subdirs
4432 do
4433         if test -f $srcdir/$subdir/lang-specs.h; then
4434                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4435                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4436         fi
4437         if test -f $srcdir/$subdir/lang-options.h; then
4438                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4439                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4440         fi
4441         if test -f $srcdir/$subdir/$subdir-tree.def; then
4442                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4443                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4444         fi
4445 done
4446
4447 # These (without "all_") are set in each config-lang.in.
4448 # `language' must be a single word so is spelled singularly.
4449 all_languages=
4450 all_boot_languages=
4451 all_compilers=
4452 all_stagestuff=
4453 all_diff_excludes=
4454 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4455 # List of language makefile fragments.
4456 all_lang_makefiles=
4457 all_headers=
4458 all_lib2funcs=
4459
4460 # Add the language fragments.
4461 # Languages are added via two mechanisms.  Some information must be
4462 # recorded in makefile variables, these are defined in config-lang.in.
4463 # We accumulate them and plug them into the main Makefile.
4464 # The other mechanism is a set of hooks for each of the main targets
4465 # like `clean', `install', etc.
4466
4467 language_fragments="Make-lang"
4468 language_hooks="Make-hooks"
4469 oldstyle_subdirs=
4470
4471 for s in .. $subdirs
4472 do
4473         if test $s != ".."
4474         then
4475                 language=
4476                 boot_language=
4477                 compilers=
4478                 stagestuff=
4479                 diff_excludes=
4480                 headers=
4481                 outputs=
4482                 lib2funcs=
4483                 . ${srcdir}/$s/config-lang.in
4484                 if test "x$language" = x
4485                 then
4486                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4487                         exit 1
4488                 fi
4489                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4490                 all_languages="$all_languages $language"
4491                 if test "x$boot_language" = xyes
4492                 then
4493                         all_boot_languages="$all_boot_languages $language"
4494                 fi
4495                 all_compilers="$all_compilers $compilers"
4496                 all_stagestuff="$all_stagestuff $stagestuff"
4497                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4498                 all_headers="$all_headers $headers"
4499                 all_outputs="$all_outputs $outputs"
4500                 if test x$outputs = x
4501                 then
4502                         oldstyle_subdirs="$oldstyle_subdirs $s"
4503                 fi
4504                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4505         fi
4506 done
4507
4508 # Since we can't use `::' targets, we link each language in
4509 # with a set of hooks, reached indirectly via lang.${target}.
4510
4511 rm -f Make-hooks
4512 touch Make-hooks
4513 target_list="all.build all.cross start.encap rest.encap \
4514         info dvi \
4515         install-normal install-common install-info install-man \
4516         uninstall distdir \
4517         mostlyclean clean distclean extraclean maintainer-clean \
4518         stage1 stage2 stage3 stage4"
4519 for t in $target_list
4520 do
4521         x=
4522         for lang in .. $all_languages
4523         do
4524                 if test $lang != ".."; then
4525                         x="$x $lang.$t"
4526                 fi
4527         done
4528         echo "lang.$t: $x" >> Make-hooks
4529 done
4530
4531 # If we're not building in srcdir, create .gdbinit.
4532
4533 if test ! -f Makefile.in; then
4534         echo "dir ." > .gdbinit
4535         echo "dir ${srcdir}" >> .gdbinit
4536         if test x$gdb_needs_out_file_path = xyes
4537         then
4538                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4539         fi
4540         if test "x$subdirs" != x; then
4541                 for s in $subdirs
4542                 do
4543                         echo "dir ${srcdir}/$s" >> .gdbinit
4544                 done
4545         fi
4546         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4547 fi
4548
4549 # Define variables host_canonical and build_canonical
4550 # because some Cygnus local changes in the Makefile depend on them.
4551 build_canonical=${build}
4552 host_canonical=${host}
4553 target_subdir=
4554 if test "${host}" != "${target}" ; then
4555     target_subdir=${target}/
4556 fi
4557 AC_SUBST(build_canonical)
4558 AC_SUBST(host_canonical)
4559 AC_SUBST(target_subdir)
4560
4561 # If this is using newlib, then define inhibit_libc in
4562 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4563 # libgcc.a, but that's OK because newib should have its own version of
4564 # assert.h.
4565 inhibit_libc=
4566 if test x$with_newlib = xyes; then
4567         inhibit_libc=-Dinhibit_libc
4568 fi
4569 AC_SUBST(inhibit_libc)
4570
4571 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4572 # absolute path for gcc_tooldir based on inserting the number of up-directory
4573 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4574 # $(libsubdir)/@(unlibsubdir) based path.
4575 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4576 # make and thus we'd get different behavior depending on where we built the
4577 # sources.
4578 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4579     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4580 else
4581 changequote(<<, >>)dnl
4582 # An explanation of the sed strings:
4583 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4584 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4585 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4586 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4587 #
4588 # (*) Note this pattern overwrites the first character of the string
4589 # with a forward slash if one is not already present.  This is not a
4590 # problem because the exact names of the sub-directories concerned is
4591 # unimportant, just the number of them matters.
4592 #
4593 # The practical upshot of these patterns is like this:
4594 #
4595 #  prefix     exec_prefix        result
4596 #  ------     -----------        ------
4597 #   /foo        /foo/bar          ../
4598 #   /foo/       /foo/bar          ../
4599 #   /foo        /foo/bar/         ../
4600 #   /foo/       /foo/bar/         ../
4601 #   /foo        /foo/bar/ugg      ../../
4602 #
4603     dollar='$$'
4604     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4605 changequote([, ])dnl
4606 fi
4607 AC_SUBST(gcc_tooldir)
4608 AC_SUBST(dollar)
4609
4610 # Nothing to do for FLOAT_H, float_format already handled.
4611 objdir=`pwd`
4612 AC_SUBST(objdir)
4613
4614 # Process the language and host/target makefile fragments.
4615 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4616
4617 # Substitute configuration variables
4618 AC_SUBST(subdirs)
4619 AC_SUBST(all_boot_languages)
4620 AC_SUBST(all_compilers)
4621 AC_SUBST(all_diff_excludes)
4622 AC_SUBST(all_headers)
4623 AC_SUBST(all_lang_makefiles)
4624 AC_SUBST(all_languages)
4625 AC_SUBST(all_lib2funcs)
4626 AC_SUBST(all_stagestuff)
4627 AC_SUBST(build_exeext)
4628 AC_SUBST(build_install_headers_dir)
4629 AC_SUBST(build_xm_file_list)
4630 AC_SUBST(cc_set_by_configure)
4631 AC_SUBST(quoted_cc_set_by_configure)
4632 AC_SUBST(cpp_install_dir)
4633 AC_SUBST(cpp_main)
4634 AC_SUBST(dep_host_xmake_file)
4635 AC_SUBST(dep_tmake_file)
4636 AC_SUBST(extra_c_flags)
4637 AC_SUBST(extra_c_objs)
4638 AC_SUBST(extra_cpp_objs)
4639 AC_SUBST(extra_cxx_objs)
4640 AC_SUBST(extra_headers_list)
4641 AC_SUBST(extra_objs)
4642 AC_SUBST(extra_parts)
4643 AC_SUBST(extra_passes)
4644 AC_SUBST(extra_programs)
4645 AC_SUBST(fixinc_defs)
4646 AC_SUBST(float_h_file)
4647 AC_SUBST(gcc_gxx_include_dir)
4648 AC_SUBST(gcc_version)
4649 AC_SUBST(gcc_version_trigger)
4650 AC_SUBST(host_exeext)
4651 AC_SUBST(host_extra_gcc_objs)
4652 AC_SUBST(host_xm_file_list)
4653 AC_SUBST(install)
4654 AC_SUBST(lang_options_files)
4655 AC_SUBST(lang_specs_files)
4656 AC_SUBST(lang_tree_files)
4657 AC_SUBST(local_prefix)
4658 AC_SUBST(maybe_use_collect2)
4659 AC_SUBST(md_file)
4660 AC_SUBST(objc_boehm_gc)
4661 AC_SUBST(out_file)
4662 AC_SUBST(out_object_file)
4663 AC_SUBST(stage_prefix_set_by_configure)
4664 AC_SUBST(symbolic_link)
4665 AC_SUBST(thread_file)
4666 AC_SUBST(tm_file_list)
4667 AC_SUBST(will_use_collect2)
4668
4669
4670 AC_SUBST_FILE(target_overrides)
4671 AC_SUBST_FILE(host_overrides)
4672 AC_SUBST(cross_defines)
4673 AC_SUBST_FILE(cross_overrides)
4674 AC_SUBST_FILE(build_overrides)
4675 AC_SUBST_FILE(language_fragments)
4676 AC_SUBST_FILE(language_hooks)
4677
4678 # Echo that links are built
4679 if test x$host = x$target
4680 then
4681         str1="native "
4682 else
4683         str1="cross-"
4684         str2=" from $host"
4685 fi
4686
4687 if test x$host != x$build
4688 then
4689         str3=" on a $build system"
4690 fi
4691
4692 if test "x$str2" != x || test "x$str3" != x
4693 then
4694         str4=
4695 fi
4696
4697 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4698
4699 if test "x$str2" != x || test "x$str3" != x
4700 then
4701         echo " ${str2}${str3}." 1>&2
4702 fi
4703
4704 # Truncate the target if necessary
4705 if test x$host_truncate_target != x; then
4706         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4707 fi
4708
4709 # Configure the subdirectories
4710 # AC_CONFIG_SUBDIRS($subdirs)
4711
4712 # Create the Makefile
4713 # and configure language subdirectories
4714 AC_OUTPUT($all_outputs,
4715 [
4716 . $srcdir/configure.lang
4717 case x$CONFIG_HEADERS in
4718 xauto-host.h:config.in)
4719 echo > cstamp-h ;;
4720 esac
4721 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4722 # bootstrapping and the installation procedure can still use
4723 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4724 # FLAGS_TO_PASS has been modified to solve the problem there.
4725 # This is virtually a duplicate of what happens in configure.lang; we do
4726 # an extra check to make sure this only happens if ln -s can be used.
4727 if test "$symbolic_link" = "ln -s"; then
4728  for d in .. ${subdirs} ; do
4729    if test $d != ..; then
4730         STARTDIR=`pwd`
4731         cd $d
4732         for t in stage1 stage2 stage3 stage4 include
4733         do
4734                 rm -f $t
4735                 $symbolic_link ../$t $t 2>/dev/null
4736         done
4737         cd $STARTDIR
4738    fi
4739  done
4740 else true ; fi
4741 # Avoid having to add intl to our include paths.
4742 if test -f intl/libintl.h; then
4743   echo creating libintl.h
4744   echo '#include "intl/libintl.h"' >libintl.h
4745 fi
4746 ],
4747 [
4748 host='${host}'
4749 build='${build}'
4750 target='${target}'
4751 target_alias='${target_alias}'
4752 srcdir='${srcdir}'
4753 subdirs='${subdirs}'
4754 oldstyle_subdirs='${oldstyle_subdirs}'
4755 symbolic_link='${symbolic_link}'
4756 program_transform_set='${program_transform_set}'
4757 program_transform_name='${program_transform_name}'
4758 dep_host_xmake_file='${dep_host_xmake_file}'
4759 host_xmake_file='${host_xmake_file}'
4760 dep_tmake_file='${dep_tmake_file}'
4761 tmake_file='${tmake_file}'
4762 thread_file='${thread_file}'
4763 gcc_version='${gcc_version}'
4764 gcc_version_trigger='${gcc_version_trigger}'
4765 local_prefix='${local_prefix}'
4766 build_install_headers_dir='${build_install_headers_dir}'
4767 build_exeext='${build_exeext}'
4768 host_exeext='${host_exeext}'
4769 out_file='${out_file}'
4770 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4771 SET_MAKE='${SET_MAKE}'
4772 target_list='${target_list}'
4773 target_overrides='${target_overrides}'
4774 host_overrides='${host_overrides}'
4775 cross_defines='${cross_defines}'
4776 cross_overrides='${cross_overrides}'
4777 build_overrides='${build_overrides}'
4778 cpp_install_dir='${cpp_install_dir}'
4779 ])