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 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_INIT(tree.c)
  25 AC_CONFIG_HEADER(auto-host.h:config.in)
  26
  27 remove=rm
  28 hard_link=ln
  29 symbolic_link='ln -s'
  30 copy=cp
  31
  32 # Check for additional parameters
  33
  34 # With GNU ld
  35 AC_ARG_WITH(gnu-ld,
  36 [  --with-gnu-ld           arrange to work with GNU ld.],
  37 gnu_ld_flag="$with_gnu_ld",
  38 gnu_ld_flag=no)
  39
  40 # With GNU as
  41 AC_ARG_WITH(gnu-as,
  42 [  --with-gnu-as           arrange to work with GNU as.],
  43 gas_flag="$with_gnu_as",
  44 gas_flag=no)
  45
  46 # With stabs
  47 AC_ARG_WITH(stabs,
  48 [  --with-stabs            arrange to use stabs instead of host debug format.],
  49 stabs="$with_stabs",
  50 stabs=no)
  51
  52 # With ELF
  53 AC_ARG_WITH(elf,
  54 [  --with-elf              arrange to use ELF instead of host debug format.],
  55 elf="$with_elf",
  56 elf=no)
  57
  58 # Specify the local prefix
  59 AC_ARG_WITH(local-prefix,
  60 [  --with-local-prefix=DIR specifies directory to put local include.],
  61 local_prefix=$with_local_prefix,
  62 local_prefix=/usr/local)
  63
  64 # Default local prefix if it is empty
  65 if [[ x$local_prefix = x ]]; then
  66         local_prefix=/usr/local
  67 fi
  68
  69 # Specify the g++ header file directory
  70 AC_ARG_WITH(gxx-include-dir,
  71 [  --with-gxx-include-dir=DIR
  72                           specifies directory to put g++ header files.],
  73 gxx_include_dir=$with_gxx_include_dir,
  74 gxx_include_dir='${prefix}/include/g++')
  75
  76 # Default g++ header file directory if it is empty
  77 if [[ x$gxx_include_dir = x ]]; then
  78         gxx_include_dir='${prefix}/include/g++'
  79 fi
  80
  81 # Enable expensive internal checks
  82 AC_ARG_ENABLE(checking,
  83 [  --enable-checking       enable expensive run-time checks.],
  84 AC_DEFINE(ENABLE_CHECKING)
  85 )
  86
  87 # Enable use of cpplib for C.
  88 cpp_main=cccp
  89 AC_ARG_ENABLE(c-cpplib,
  90 [  --enable-c-cpplib       Use cpplib for C.],
  91 if [[[ x$enable_c_cpplib != xno ]]]; then
  92   extra_c_objs="${extra_c_objs} cpplib.o cppexp.o cpphash.o cpperror.o"
  93   extra_c_objs="${extra_c_objs} prefix.o"
  94   extra_cxx_objs="${extra_cxx_objs} ../cpplib.o ../cppexp.o ../cpphash.o ../cpperror.o ../prefix.o"
  95   extra_c_flags=-DUSE_CPPLIB=1
  96   cpp_main=cppmain
  97 fi)
  98
  99 # Enable Haifa scheduler.
 100 AC_ARG_ENABLE(haifa,
 101 [  --enable-haifa          Use the experimental scheduler.
 102   --disable-haifa         Don't use the experimental scheduler for the
 103                           targets which normally enable it.])
 104 # Fast fixincludes
 105 #
 106 # This is a work in progress...
 107 AC_ARG_WITH(fast-fixincludes,
 108 [  --with-fast-fixincludes    Use a faster fixinclude program.  Experimental],
 109 fast_fixinc="$with_fast_fixincludes",
 110 fast_fixinc=no)
 111
 112 # Enable threads
 113 # Pass with no value to take the default
 114 # Pass with a value to specify a thread package
 115 AC_ARG_ENABLE(threads,
 116 [  --enable-threads        enable thread usage for target GCC.
 117   --enable-threads=LIB    use LIB thread package for target GCC.],
 118 if [[[ x$enable_threads = xno ]]]; then
 119         enable_threads=''
 120 fi,
 121 enable_threads='')
 122
 123 enable_threads_flag=$enable_threads
 124 # Check if a valid thread package
 125 case x${enable_threads_flag} in
 126         x | xno)
 127                 # No threads
 128                 target_thread_file='single'
 129                 ;;
 130         xyes)
 131                 # default
 132                 target_thread_file=''
 133                 ;;
 134         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 135         xsolaris | xwin32 | xdce | xvxworks)
 136                 target_thread_file=$enable_threads_flag
 137                 ;;
 138         *)
 139                 echo "$enable_threads is an unknown thread package" 1>&2
 140                 exit 1
 141                 ;;
 142 esac
 143
 144 # Determine the host, build, and target systems
 145 AC_CANONICAL_SYSTEM
 146
 147 # Find the native compiler
 148 AC_PROG_CC
 149 AC_PROG_MAKE_SET
 150
 151 # Find some useful tools
 152 AC_PROG_AWK
 153 AC_PROG_LEX
 154 GCC_PROG_LN
 155 GCC_PROG_LN_S
 156 GCC_C_VOLATILE
 157 AC_PROG_RANLIB
 158 AC_PROG_YACC
 159 EGCS_PROG_INSTALL
 160
 161 AC_HEADER_STDC
 162 AC_HEADER_TIME
 163 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unistd.h stab.h sys/file.h sys/time.h sys/resource.h sys/param.h sys/times.h wait.h sys/wait.h)
 164
 165 # Check for thread headers.
 166 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 167 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 168
 169 # See if the system preprocessor understands the ANSI C preprocessor
 170 # stringification operator.
 171 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 172 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 173 [AC_TRY_COMPILE(,
 174 [#define S(x)   #x
 175 char *test = S(foo);],
 176 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 177 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 178 if test $gcc_cv_c_have_stringify = yes; then
 179   AC_DEFINE(HAVE_CPP_STRINGIFY)
 180 fi
 181
 182 # Use <inttypes.h> only if it exists,
 183 # doesn't clash with <sys/types.h>, and declares intmax_t.
 184 AC_MSG_CHECKING(for inttypes.h)
 185 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 186 [AC_TRY_COMPILE(
 187   [#include <sys/types.h>
 188 #include <inttypes.h>],
 189   [intmax_t i = -1;],
 190   [AC_DEFINE_UNQUOTED(HAVE_INTTYPES_H)
 191    gcc_cv_header_inttypes_h=yes],
 192   gcc_cv_header_inttypes_h=no)])
 193 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 194
 195 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 196         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 197         sysconf isascii)
 198
 199 GCC_FUNC_VFPRINTF_DOPRNT
 200 GCC_FUNC_PRINTF_PTR
 201
 202 GCC_NEED_DECLARATIONS(malloc realloc calloc free bcopy bzero bcmp \
 203         index rindex getenv atol sbrk abort atof)
 204
 205 AC_DECL_SYS_SIGLIST
 206
 207 # File extensions
 208 manext='.1'
 209 objext='.o'
 210 AC_SUBST(manext)
 211 AC_SUBST(objext)
 212
 213 build_xm_file=
 214 build_xm_defines=
 215 build_install_headers_dir=install-headers-tar
 216 build_exeext=
 217 host_xm_file=
 218 host_xm_defines=
 219 host_xmake_file=
 220 host_truncate_target=
 221 host_exeext=
 222
 223 # Decode the host machine, then the target machine.
 224 # For the host machine, we save the xm_file variable as host_xm_file;
 225 # then we decode the target machine and forget everything else
 226 # that came from the host machine.
 227 for machine in $build $host $target; do
 228
 229         out_file=
 230         xmake_file=
 231         tmake_file=
 232         extra_headers=
 233         extra_passes=
 234         extra_parts=
 235         extra_programs=
 236         extra_objs=
 237         extra_host_objs=
 238         extra_gcc_objs=
 239         xm_defines=
 240         float_format=
 241         # Set this to force installation and use of collect2.
 242         use_collect2=
 243         # Set this to override the default target model.
 244         target_cpu_default=
 245         # Set this to control which fixincludes program to use.
 246         if [[ x$fast_fixinc != xyes ]] ; then
 247                 fixincludes=fixincludes
 248         else fixincludes=fixinc.sh ; fi
 249         # Set this to control how the header file directory is installed.
 250         install_headers_dir=install-headers-tar
 251         # Set this to a non-empty list of args to pass to cpp if the target
 252         # wants its .md file passed through cpp.
 253         md_cppflags=
 254         # Set this if directory names should be truncated to 14 characters.
 255         truncate_target=
 256         # Set this if gdb needs a dir command with `dirname $out_file`
 257         gdb_needs_out_file_path=
 258         # Set this if the build machine requires executables to have a
 259         # file name suffix.
 260         exeext=
 261         # Set this to control which thread package will be used.
 262         thread_file=
 263         # Reinitialize these from the flag values every loop pass, since some
 264         # configure entries modify them.
 265         gas="$gas_flag"
 266         gnu_ld="$gnu_ld_flag"
 267         enable_threads=$enable_threads_flag
 268
 269         # Set default cpu_type, tm_file and xm_file so it can be updated in
 270         # each machine entry.
 271         cpu_type=`echo $machine | sed 's/-.*$//'`
 272         case $machine in
 273         alpha*-*-*)
 274                 cpu_type=alpha
 275                 ;;
 276         arm*-*-*)
 277                 cpu_type=arm
 278                 ;;
 279         c*-convex-*)
 280                 cpu_type=convex
 281                 ;;
 282         i[[34567]]86-*-*)
 283                 cpu_type=i386
 284                 ;;
 285         hppa*-*-*)
 286                 cpu_type=pa
 287                 ;;
 288         m68000-*-*)
 289                 cpu_type=m68k
 290                 ;;
 291         mips*-*-*)
 292                 cpu_type=mips
 293                 ;;
 294         powerpc*-*-*)
 295                 cpu_type=rs6000
 296                 ;;
 297         pyramid-*-*)
 298                 cpu_type=pyr
 299                 ;;
 300         sparc*-*-*)
 301                 cpu_type=sparc
 302                 ;;
 303         esac
 304
 305         tm_file=${cpu_type}/${cpu_type}.h
 306         xm_file=${cpu_type}/xm-${cpu_type}.h
 307
 308         # Set the default macros to define for GNU/Linux systems.
 309         case $machine in
 310         *-*-linux-gnu*)
 311                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 312                 ;;
 313         esac
 314
 315         case $machine in
 316         # Support site-specific machine types.
 317         *local*)
 318                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 319                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 320                 xm_file=${cpu_type}/xm-$rest.h
 321                 tm_file=${cpu_type}/$rest.h
 322                 if [[ -f $srcdir/config/${cpu_type}/x-$rest ]] ; \
 323                 then xmake_file=${cpu_type}/x-$rest; \
 324                 else true; \
 325                 fi
 326                 if [[ -f $srcdir/config/${cpu_type}/t-$rest ]] ; \
 327                 then tmake_file=${cpu_type}/t-$rest; \
 328                 else true; \
 329                 fi
 330                 ;;
 331         1750a-*-*)
 332                 ;;
 333         a29k-*-bsd* | a29k-*-sym1*)
 334                 tm_file="${tm_file} a29k/unix.h"
 335                 xm_defines=USG
 336                 xmake_file=a29k/x-unix
 337                 use_collect2=yes
 338                 ;;
 339         a29k-*-udi | a29k-*-coff)
 340                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 341                 tmake_file=a29k/t-a29kbare
 342                 ;;
 343         a29k-wrs-vxworks*)
 344                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 345                 tmake_file=a29k/t-vx29k
 346                 extra_parts="crtbegin.o crtend.o"
 347                 thread_file='vxworks'
 348                 ;;
 349         a29k-*-*)                       # Default a29k environment.
 350                 use_collect2=yes
 351                 ;;
 352         alpha*-*-linux-gnuecoff*)
 353                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 354                 target_cpu_default="MASK_GAS"
 355                 gas=no
 356                 xmake_file=none
 357                 gas=yes gnu_ld=yes
 358                 ;;
 359         alpha*-*-linux-gnulibc1*)
 360                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 361                 target_cpu_default="MASK_GAS"
 362                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe"
 363                 extra_parts="crtbegin.o crtend.o"
 364                 fixincludes=fixinc.wrap
 365                 xmake_file=none
 366                 gas=yes gnu_ld=yes
 367                 if [[ x$enable_threads = xyes ]]; then
 368                         thread_file='posix'
 369                 fi
 370                 ;;
 371         alpha*-*-linux-gnu*)
 372                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 373                 target_cpu_default="MASK_GAS"
 374                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe"
 375                 extra_parts="crtbegin.o crtend.o"
 376                 xmake_file=none
 377                 fixincludes=Makefile.in
 378                 gas=yes gnu_ld=yes
 379                 if [[ x$enable_threads = xyes ]]; then
 380                         thread_file='posix'
 381                 fi
 382                 ;;
 383         alpha*-*-netbsd*)
 384                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsdl-elf.h"
 385                 target_cpu_default="MASK_GAS"
 386                 tmake_file="alpha/t-crtbe"
 387                 extra_parts="crtbegin.o crtend.o"
 388                 xmake_file=none
 389                 fixincludes=fixinc.wrap
 390                 gas=yes gnu_ld=yes
 391                 ;;
 392
 393         alpha*-dec-osf*)
 394                 if [[ x$stabs = xyes ]]
 395                 then
 396                         tm_file="${tm_file} dbx.h"
 397                 fi
 398                 if [[ x$gas != xyes ]]
 399                 then
 400                         extra_passes="mips-tfile mips-tdump"
 401                 fi
 402                 use_collect2=yes
 403                 case $machine in
 404                   *-*-osf1*)
 405                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 406                     ;;
 407                   *-*-osf[[23]]*)
 408                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 409                     ;;
 410                   *-*-osf4*)
 411                     tm_file="${tm_file} alpha/osf.h"
 412                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 413                     # a broken tar, so we use cpio instead.
 414                     install_headers_dir=install-headers-cpio
 415                     ;;
 416                 esac
 417                 case $machine in
 418                   *-*-osf4.0[[b-z]] | *-*-osf4.[[1-9]]*)
 419                     target_cpu_default=MASK_SUPPORT_ARCH
 420                     ;;
 421                 esac
 422                 ;;
 423         alpha*-*-winnt*)
 424                 tm_file="${tm_file} alpha/win-nt.h"
 425                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 426                 tmake_file=t-libc-ok
 427                 xmake_file=winnt/x-winnt
 428                 extra_host_objs=oldnames.o
 429                 extra_gcc_objs="spawnv.o oldnames.o"
 430                 fixincludes=fixinc.winnt
 431                 if [[ x$gnu_ld != xyes ]]
 432                 then
 433                         extra_programs=ld.exe
 434                 fi
 435                 if [[ x$enable_threads = xyes ]]; then
 436                         thread_file='win32'
 437                 fi
 438                 ;;
 439         alpha*-dec-vms*)
 440                 tm_file=alpha/vms.h
 441                 xm_file="${xm_file} alpha/xm-vms.h"
 442                 tmake_file=alpha/t-vms
 443                 fixincludes=Makefile.in
 444                 ;;
 445         arc-*-elf*)
 446                 extra_parts="crtinit.o crtfini.o"
 447                 ;;
 448         arm-*-coff* | armel-*-coff*)
 449                 tm_file=arm/coff.h
 450                 tmake_file=arm/t-bare
 451                 ;;
 452         arm-*-riscix1.[[01]]*)          # Acorn RISC machine (early versions)
 453                 tm_file=arm/riscix1-1.h
 454                 use_collect2=yes
 455                 ;;
 456         arm-*-riscix*)                  # Acorn RISC machine
 457                 if [[ x$gas = xyes ]]
 458                 then
 459                     tm_file=arm/rix-gas.h
 460                 else
 461                     tm_file=arm/riscix.h
 462                 fi
 463                 xmake_file=arm/x-riscix
 464                 tmake_file=arm/t-riscix
 465                 use_collect2=yes
 466                 ;;
 467         arm-semi-aout | armel-semi-aout)
 468                 tm_file=arm/semi.h
 469                 tmake_file=arm/t-semi
 470                 fixincludes=Makefile.in # There is nothing to fix
 471                 ;;
 472         arm-semi-aof | armel-semi-aof)
 473                 tm_file=arm/semiaof.h
 474                 tmake_file=arm/t-semiaof
 475                 fixincludes=Makefile.in # There is nothing to fix
 476                 ;;
 477         arm-*-netbsd*)
 478                 tm_file=arm/netbsd.h
 479                 xm_file="xm-siglist.h ${xm_file}"
 480                 tmake_file="t-netbsd arm/t-netbsd"
 481                 # On NetBSD, the headers are already okay, except for math.h.
 482                 fixincludes=fixinc.wrap
 483                 ;;
 484         arm-*-linux-gnuaout*)           # ARM GNU/Linux
 485                 cpu_type=arm
 486                 xmake_file=x-linux
 487                 tm_file=arm/linux-gas.h
 488                 tmake_file=arm/t-linux
 489                 fixincludes=Makefile.in
 490                 gnu_ld=yes
 491                 ;;
 492         arm-*-aout)
 493                 tm_file=arm/aout.h
 494                 tmake_file=arm/t-bare
 495                 ;;
 496         c1-convex-*)                    # Convex C1
 497                 target_cpu_default=1
 498                 use_collect2=yes
 499                 fixincludes=Makefile.in
 500                 ;;
 501         c2-convex-*)                    # Convex C2
 502                 target_cpu_default=2
 503                 use_collect2=yes
 504                 fixincludes=Makefile.in
 505                 ;;
 506         c32-convex-*)
 507                 target_cpu_default=4
 508                 use_collect2=yes
 509                 fixincludes=Makefile.in
 510                 ;;
 511         c34-convex-*)
 512                 target_cpu_default=8
 513                 use_collect2=yes
 514                 fixincludes=Makefile.in
 515                 ;;
 516         c38-convex-*)
 517                 target_cpu_default=16
 518                 use_collect2=yes
 519                 fixincludes=Makefile.in
 520                 ;;
 521         clipper-intergraph-clix*)
 522                 tm_file="${tm_file} svr3.h clipper/clix.h"
 523                 xm_file=clipper/xm-clix.h
 524                 xmake_file=clipper/x-clix
 525                 extra_headers=va-clipper.h
 526                 extra_parts="crtbegin.o crtend.o"
 527                 install_headers_dir=install-headers-cpio
 528                 ;;
 529         dsp16xx-*)
 530                 ;;
 531         elxsi-elxsi-*)
 532                 use_collect2=yes
 533                 ;;
 534 # This hasn't been upgraded to GCC 2.
 535 #       fx80-alliant-*)                 # Alliant FX/80
 536 #               ;;
 537         h8300-*-*)
 538                 float_format=i32
 539                 ;;
 540         hppa1.1-*-pro*)
 541                 tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h"
 542                 xm_file=pa/xm-papro.h
 543                 tmake_file=pa/t-pro
 544                 ;;
 545         hppa1.1-*-osf*)
 546                 target_cpu_default=1
 547                 tm_file="${tm_file} pa/pa-osf.h"
 548                 use_collect2=yes
 549                 fixincludes=Makefile.in
 550                 ;;
 551         hppa1.1-*-rtems*)
 552                 tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h pa/rtems.h"
 553                 xm_file=pa/xm-papro.h
 554                 tmake_file=pa/t-pro
 555                 ;;
 556         hppa1.0-*-osf*)
 557                 tm_file="${tm_file} pa/pa-osf.h"
 558                 use_collect2=yes
 559                 fixincludes=Makefile.in
 560                 ;;
 561         hppa1.1-*-bsd*)
 562                 target_cpu_default=1
 563                 use_collect2=yes
 564                 fixincludes=Makefile.in
 565                 ;;
 566         hppa1.0-*-bsd*)
 567                 use_collect2=yes
 568                 fixincludes=Makefile.in
 569                 ;;
 570         hppa1.0-*-hpux7*)
 571                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa-hpux7.h"
 572                 xm_file=pa/xm-pahpux.h
 573                 xmake_file=pa/x-pa-hpux
 574                 if [[ x$gas = xyes ]]
 575                 then
 576                         tm_file="${tm_file} pa/gas.h"
 577                 fi
 578                 install_headers_dir=install-headers-cpio
 579                 use_collect2=yes
 580                 ;;
 581         hppa1.0-*-hpux8.0[[0-2]]*)
 582                 tm_file="${tm_file} pa/pa-hpux.h"
 583                 xm_file=pa/xm-pahpux.h
 584                 xmake_file=pa/x-pa-hpux
 585                 if [[ x$gas = xyes ]]
 586                 then
 587                         tm_file="${tm_file} pa/pa-gas.h"
 588                 else
 589                         tm_file="pa/pa-oldas.h ${tm_file}"
 590                 fi
 591                 install_headers_dir=install-headers-cpio
 592                 use_collect2=yes
 593                 ;;
 594         hppa1.1-*-hpux8.0[[0-2]]*)
 595                 target_cpu_default=1
 596                 tm_file="${tm_file} pa/pa-hpux.h"
 597                 xm_file=pa/xm-pahpux.h
 598                 xmake_file=pa/x-pa-hpux
 599                 if [[ x$gas = xyes ]]
 600                 then
 601                         tm_file="${tm_file} pa/pa-gas.h"
 602                 else
 603                         tm_file="pa/pa-oldas.h ${tm_file}"
 604                 fi
 605                 install_headers_dir=install-headers-cpio
 606                 use_collect2=yes
 607                 ;;
 608         hppa1.1-*-hpux8*)
 609                 target_cpu_default=1
 610                 tm_file="${tm_file} pa/pa-hpux.h"
 611                 xm_file=pa/xm-pahpux.h
 612                 xmake_file=pa/x-pa-hpux
 613                 if [[ x$gas = xyes ]]
 614                 then
 615                         tm_file="${tm_file} pa/pa-gas.h"
 616                 fi
 617                 install_headers_dir=install-headers-cpio
 618                 use_collect2=yes
 619                 ;;
 620         hppa1.0-*-hpux8*)
 621                 tm_file="${tm_file} pa/pa-hpux.h"
 622                 xm_file=pa/xm-pahpux.h
 623                 xmake_file=pa/x-pa-hpux
 624                 if [[ x$gas = xyes ]]
 625                 then
 626                         tm_file="${tm_file} pa/pa-gas.h"
 627                 fi
 628                 install_headers_dir=install-headers-cpio
 629                 use_collect2=yes
 630                 ;;
 631         hppa1.1-*-hpux10*)
 632                 target_cpu_default=1
 633                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux10.h"
 634                 xm_file=pa/xm-pahpux.h
 635                 xmake_file=pa/x-pa-hpux
 636                 tmake_file=pa/t-pa
 637                 if [[ x$gas = xyes ]]
 638                 then
 639                         tm_file="${tm_file} pa/pa-gas.h"
 640                 fi
 641                 if [[ x$enable_threads = x ]]; then
 642                     enable_threads=$have_pthread_h
 643                 fi
 644                 if [[ x$enable_threads = xyes ]]; then
 645                         thread_file='dce'
 646                         tmake_file="${tmake_file} pa/t-dce-thr"
 647                 fi
 648                 install_headers_dir=install-headers-cpio
 649                 use_collect2=yes
 650                 ;;
 651         hppa1.0-*-hpux10*)
 652                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux10.h"
 653                 xm_file=pa/xm-pahpux.h
 654                 xmake_file=pa/x-pa-hpux
 655                 if [[ x$gas = xyes ]]
 656                 then
 657                         tm_file="${tm_file} pa/pa-gas.h"
 658                 fi
 659                 if [[ x$enable_threads = x ]]; then
 660                     enable_threads=$have_pthread_h
 661                 fi
 662                 if [[ x$enable_threads = xyes ]]; then
 663                         thread_file='dce'
 664                         tmake_file="${tmake_file} pa/t-dce-thr"
 665                 fi
 666                 install_headers_dir=install-headers-cpio
 667                 use_collect2=yes
 668                 ;;
 669         hppa1.1-*-hpux*)
 670                 target_cpu_default=1
 671                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux9.h"
 672                 xm_file=pa/xm-pahpux.h
 673                 xmake_file=pa/x-pa-hpux
 674                 if [[ x$gas = xyes ]]
 675                 then
 676                         tm_file="${tm_file} pa/pa-gas.h"
 677                 fi
 678                 install_headers_dir=install-headers-cpio
 679                 use_collect2=yes
 680                 ;;
 681         hppa1.0-*-hpux*)
 682                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux9.h"
 683                 xm_file=pa/xm-pahpux.h
 684                 xmake_file=pa/x-pa-hpux
 685                 if [[ x$gas = xyes ]]
 686                 then
 687                         tm_file="${tm_file} pa/pa-gas.h"
 688                 fi
 689                 install_headers_dir=install-headers-cpio
 690                 use_collect2=yes
 691                 ;;
 692         hppa1.1-*-hiux*)
 693                 target_cpu_default=1
 694                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hiux.h"
 695                 xm_file=pa/xm-pahpux.h
 696                 xmake_file=pa/x-pa-hpux
 697                 if [[ x$gas = xyes ]]
 698                 then
 699                         tm_file="${tm_file} pa/pa-gas.h"
 700                 fi
 701                 install_headers_dir=install-headers-cpio
 702                 use_collect2=yes
 703                 ;;
 704         hppa1.0-*-hiux*)
 705                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hiux.h"
 706                 xm_file=pa/xm-pahpux.h
 707                 xmake_file=pa/x-pa-hpux
 708                 if [[ x$gas = xyes ]]
 709                 then
 710                         tm_file="${tm_file} pa/pa-gas.h"
 711                 fi
 712                 install_headers_dir=install-headers-cpio
 713                 use_collect2=yes
 714                 ;;
 715         hppa*-*-lites*)
 716                 target_cpu_default=1
 717                 use_collect2=yes
 718                 fixincludes=Makefile.in
 719                 ;;
 720         i370-*-mvs*)
 721                 ;;
 722         i[[34567]]86-ibm-aix*)          # IBM PS/2 running AIX
 723                 if [[ x$gas = xyes ]]
 724                 then
 725                         tm_file=i386/aix386.h
 726                         extra_parts="crtbegin.o crtend.o"
 727                         tmake_file=i386/t-crtstuff
 728                 else
 729                         tm_file=i386/aix386ng.h
 730                         use_collect2=yes
 731                 fi
 732                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
 733                 xm_defines=USG
 734                 xmake_file=i386/x-aix
 735                 ;;
 736         i[[34567]]86-ncr-sysv4*)        # NCR 3000 - ix86 running system V.4
 737                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
 738                 xm_defines="USG POSIX SMALL_ARG_MAX"
 739                 xmake_file=i386/x-ncr3000
 740                 if [[ x$stabs = xyes -a x$gas = xyes ]]
 741                 then
 742                         tm_file=i386/sysv4gdb.h
 743                 else
 744                         tm_file=i386/sysv4.h
 745                 fi
 746                 extra_parts="crtbegin.o crtend.o"
 747                 tmake_file=i386/t-crtpic
 748                 ;;
 749         i[[34567]]86-next-*)
 750                 tm_file=i386/next.h
 751                 xm_file=i386/xm-next.h
 752                 tmake_file=i386/t-next
 753                 xmake_file=i386/x-next
 754                 extra_objs=nextstep.o
 755                 if [[ x$enable_threads = xyes ]]; then
 756                         thread_file='mach'
 757                 fi
 758                 ;;
 759         i[[34567]]86-sequent-bsd*)              # 80386 from Sequent
 760                 use_collect2=yes
 761                 if [[ x$gas = xyes ]]
 762                 then
 763                         tm_file=i386/seq-gas.h
 764                 else
 765                         tm_file=i386/sequent.h
 766                 fi
 767                 ;;
 768         i[[34567]]86-sequent-ptx1*)
 769                 xm_defines="USG SVR3"
 770                 xmake_file=i386/x-sysv3
 771                 tm_file=i386/seq-sysv3.h
 772                 tmake_file=i386/t-crtstuff
 773                 fixincludes=fixinc.ptx
 774                 extra_parts="crtbegin.o crtend.o"
 775                 install_headers_dir=install-headers-cpio
 776                 ;;
 777         i[[34567]]86-sequent-ptx2* | i[[34567]]86-sequent-sysv3*)
 778                 xm_defines="USG SVR3"
 779                 xmake_file=i386/x-sysv3
 780                 tm_file=i386/seq2-sysv3.h
 781                 tmake_file=i386/t-crtstuff
 782                 extra_parts="crtbegin.o crtend.o"
 783                 fixincludes=fixinc.ptx
 784                 install_headers_dir=install-headers-cpio
 785                 ;;
 786         i[[34567]]86-sequent-ptx4* | i[[34567]]86-sequent-sysv4*)
 787                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
 788                 xm_defines="USG POSIX SMALL_ARG_MAX"
 789                 xmake_file=x-svr4
 790                 tm_file=i386/ptx4-i.h
 791                 tmake_file=t-svr4
 792                 extra_parts="crtbegin.o crtend.o"
 793                 fixincludes=fixinc.ptx
 794                 install_headers_dir=install-headers-cpio
 795                 ;;
 796         i386-sun-sunos*)                # Sun i386 roadrunner
 797                 xm_defines=USG
 798                 tm_file=i386/sun.h
 799                 use_collect2=yes
 800                 ;;
 801         i[[34567]]86-wrs-vxworks*)
 802                 tm_file=i386/vxi386.h
 803                 tmake_file=i386/t-i386bare
 804                 ;;
 805         i[[34567]]86-*-aout*)
 806                 tm_file=i386/i386-aout.h
 807                 tmake_file=i386/t-i386bare
 808                 ;;
 809         i[[34567]]86-*-bsdi* | i[[34567]]86-*-bsd386*)
 810                 tm_file=i386/bsd386.h
 811 #               tmake_file=t-libc-ok
 812                 ;;
 813         i[[34567]]86-*-bsd*)
 814                 tm_file=i386/386bsd.h
 815 #               tmake_file=t-libc-ok
 816 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
 817 #               use_collect2=yes
 818                 ;;
 819         i[[34567]]86-*-freebsdelf*)
 820                 tm_file="i386/i386.h i386/att.h linux.h i386/freebsd-elf.h i386/perform.h"
 821                 # On FreeBSD, the headers are already ok, except for math.h.
 822                 fixincludes=fixinc.wrap
 823                 tmake_file=i386/t-freebsd
 824                 gas=yes
 825                 gnu_ld=yes
 826                 stabs=yes
 827                 ;;
 828         i[[34567]]86-*-freebsd*)
 829                 tm_file=i386/freebsd.h
 830                 # On FreeBSD, the headers are already ok, except for math.h.
 831                 fixincludes=fixinc.wrap
 832                 tmake_file=i386/t-freebsd
 833                 ;;
 834         i[[34567]]86-*-netbsd*)
 835                 tm_file=i386/netbsd.h
 836                 # On NetBSD, the headers are already okay, except for math.h.
 837                 fixincludes=fixinc.wrap
 838                 tmake_file=t-netbsd
 839                 ;;
 840         i[[34567]]86-*-coff*)
 841                 tm_file=i386/i386-coff.h
 842                 tmake_file=i386/t-i386bare
 843                 ;;
 844         i[[34567]]86-*-isc*)            # 80386 running ISC system
 845                 xm_file="${xm_file} i386/xm-isc.h"
 846                 xm_defines="USG SVR3"
 847                 case $machine in
 848                   i[[34567]]86-*-isc[[34]]*)
 849                     xmake_file=i386/x-isc3
 850                     ;;
 851                   *)
 852                     xmake_file=i386/x-isc
 853                     ;;
 854                 esac
 855                 if [[ x$gas = xyes -a x$stabs = xyes ]]
 856                 then
 857                         tm_file=i386/iscdbx.h
 858                         tmake_file=i386/t-svr3dbx
 859                         extra_parts="svr3.ifile svr3z.ifile"
 860                 else
 861                         tm_file=i386/isccoff.h
 862                         tmake_file=i386/t-crtstuff
 863                         extra_parts="crtbegin.o crtend.o"
 864                 fi
 865                 install_headers_dir=install-headers-cpio
 866                 ;;
 867         i[[34567]]86-*-linux-gnuoldld*) # Intel 80386's running GNU/Linux
 868                                         # with a.out format using
 869                                         # pre BFD linkers
 870                 xmake_file=x-linux-aout
 871                 tmake_file="t-linux-aout i386/t-crtstuff"
 872                 tm_file=i386/linux-oldld.h
 873                 fixincludes=Makefile.in #On Linux, the headers are ok already.
 874                 gnu_ld=yes
 875                 ;;
 876         i[[34567]]86-*-linux-gnuaout*)  # Intel 80386's running GNU/Linux
 877                                         # with a.out format
 878                 xmake_file=x-linux-aout
 879                 tmake_file="t-linux-aout i386/t-crtstuff"
 880                 tm_file=i386/linux-aout.h
 881                 fixincludes=Makefile.in #On Linux, the headers are ok already.
 882                 gnu_ld=yes
 883                 ;;
 884         i[[34567]]86-*-linux-gnulibc1)  # Intel 80386's running GNU/Linux
 885                                         # with ELF format using the
 886                                         # GNU/Linux C library 5
 887                 xmake_file=x-linux
 888                 tm_file=i386/linux.h
 889                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
 890                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 891                 fixincludes=Makefile.in #On Linux, the headers are ok already.
 892                 gnu_ld=yes
 893                 if [[ x$enable_threads = xyes ]]; then
 894                         thread_file='single'
 895                 fi
 896                 ;;
 897         i[[34567]]86-*-linux-gnu*)      # Intel 80386's running GNU/Linux
 898                                         # with ELF format using glibc 2
 899                                         # aka GNU/Linux C library 6
 900                 xmake_file=x-linux
 901                 tm_file=i386/linux.h
 902                 tmake_file="t-linux i386/t-crtstuff"
 903                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 904                 fixincludes=Makefile.in #On Linux, the headers are ok already.
 905                 gnu_ld=yes
 906                 if [[ x$enable_threads = xyes ]]; then
 907                         thread_file='posix'
 908                 fi
 909                 ;;
 910         i[[34567]]86-*-gnu*)
 911                 ;;
 912         i[[34567]]86-go32-msdos | i[[34567]]86-*-go32*)
 913                 xm_file=i386/xm-go32.h
 914                 tm_file=i386/go32.h
 915                 tmake_file=i386/t-go32
 916                 ;;
 917         i[[34567]]86-pc-msdosdjgpp*)
 918                 xm_file=i386/xm-go32.h
 919                 tm_file=i386/go32.h
 920                 tmake_file=i386/t-go32
 921                 gnu_ld=yes
 922                 gas=yes
 923                 ;;
 924         i[[34567]]86-moss-msdos* | i[[34567]]86-*-moss*)
 925                 tm_file=i386/moss.h
 926                 tmake_file=t-libc-ok
 927                 fixincludes=Makefile.in
 928                 gnu_ld=yes
 929                 gas=yes
 930                 ;;
 931         i[[34567]]86-*-lynxos*)
 932                 if [[ x$gas = xyes ]]
 933                 then
 934                         tm_file=i386/lynx.h
 935                 else
 936                         tm_file=i386/lynx-ng.h
 937                 fi
 938                 xm_file=i386/xm-lynx.h
 939                 tmake_file=i386/t-i386bare
 940                 xmake_file=x-lynx
 941                 ;;
 942         i[[34567]]86-*-mach*)
 943                 tm_file=i386/mach.h
 944 #               tmake_file=t-libc-ok
 945                 use_collect2=yes
 946                 ;;
 947         i[[34567]]86-*-osfrose*)                # 386 using OSF/rose
 948                 if [[ x$elf = xyes ]]
 949                 then
 950                         tm_file=i386/osfelf.h
 951                         use_collect2=
 952                 else
 953                         tm_file=i386/osfrose.h
 954                         use_collect2=yes
 955                 fi
 956                 xm_file="i386/xm-osf.h ${xm_file}"
 957                 xmake_file=i386/x-osfrose
 958                 tmake_file=i386/t-osf
 959                 extra_objs=halfpic.o
 960                 ;;
 961         i[[34567]]86-go32-rtems*)
 962                 cpu_type=i386
 963                 xm_file=i386/xm-go32.h
 964                 tm_file=i386/go32-rtems.h
 965                 tmake_file="i386/t-go32 t-rtems"
 966                 ;;
 967         i[[34567]]86-*-rtemself*)
 968                 cpu_type=i386
 969                 tm_file=i386/rtemself.h
 970                 tmake_file="i386/t-i386bare t-rtems"
 971                 ;;
 972         i[[34567]]86-*-rtems*)
 973                 cpu_type=i386
 974                 tm_file=i386/rtems.h
 975                 tmake_file="i386/t-i386bare t-rtems"
 976                 ;;
 977         i[[34567]]86-*-sco3.2v5*)       # 80386 running SCO Open Server 5
 978                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
 979                 xm_defines="USG SVR3"
 980                 xmake_file=i386/x-sco5
 981                 fixincludes=fixinc.sco
 982                 install_headers_dir=install-headers-cpio
 983                 tm_file=i386/sco5.h
 984                 tmake_file=i386/t-sco5
 985                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 986                 ;;
 987         i[[34567]]86-*-sco3.2v4*)       # 80386 running SCO 3.2v4 system
 988                 xm_file="${xm_file} i386/xm-sco.h"
 989                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
 990                 xmake_file=i386/x-sco4
 991                 fixincludes=fixinc.sco
 992                 install_headers_dir=install-headers-cpio
 993                 if [[ x$stabs = xyes ]]
 994                 then
 995                         tm_file=i386/sco4dbx.h
 996                         tmake_file=i386/t-svr3dbx
 997                         extra_parts="svr3.ifile svr3z.rfile"
 998                 else
 999                         tm_file=i386/sco4.h
1000                         tmake_file=i386/t-crtstuff
1001                         extra_parts="crtbegin.o crtend.o"
1002                 fi
1003                 truncate_target=yes
1004                 ;;
1005         i[[34567]]86-*-sco*)            # 80386 running SCO system
1006                 xm_file=i386/xm-sco.h
1007                 xmake_file=i386/x-sco
1008                 install_headers_dir=install-headers-cpio
1009                 if [[ x$stabs = xyes ]]
1010                 then
1011                         tm_file=i386/scodbx.h
1012                         tmake_file=i386/t-svr3dbx
1013                         extra_parts="svr3.ifile svr3z.rfile"
1014                 else
1015                         tm_file=i386/sco.h
1016                         extra_parts="crtbegin.o crtend.o"
1017                         tmake_file=i386/t-crtstuff
1018                 fi
1019                 truncate_target=yes
1020                 ;;
1021         i[[34567]]86-*-solaris2*)
1022                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1023                 xm_defines="USG POSIX SMALL_ARG_MAX"
1024                 if [[ x$stabs = xyes ]]
1025                 then
1026                         tm_file=i386/sol2dbg.h
1027                 else
1028                         tm_file=i386/sol2.h
1029                 fi
1030                 tmake_file=i386/t-sol2
1031                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1032                 xmake_file=x-svr4
1033                 case $machine in
1034                 *-*-solaris2.[[0-4]])
1035                         fixincludes=fixinc.svr4;;
1036                 *)
1037                         fixincludes=fixinc.wrap;;
1038                 esac
1039                 if [[ x$enable_threads = xyes ]]; then
1040                         thread_file='solaris'
1041                 fi
1042                 ;;
1043        i[[34567]]86-*-sysv5*)           # Intel x86 on System V Release 5
1044                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1045                xm_defines="USG POSIX"
1046                tm_file=i386/sysv4.h
1047                if [[ x$stabs = xyes ]]
1048                then
1049                        tm_file="${tm_file} dbx.h"
1050                fi
1051                tmake_file=i386/t-crtpic
1052                xmake_file=x-svr4
1053                extra_parts="crtbegin.o crtend.o"
1054                fixincludes=Makefile.in # The headers are just fine, thank you.
1055                ;;
1056         i[[34567]]86-*-sysv4*)          # Intel 80386's running system V.4
1057                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1058                 xm_defines="USG POSIX SMALL_ARG_MAX"
1059                 tm_file=i386/sysv4.h
1060                 if [[ x$stabs = xyes ]]
1061                 then
1062                         tm_file="${tm_file} dbx.h"
1063                 fi
1064                 tmake_file=i386/t-crtpic
1065                 xmake_file=x-svr4
1066                 extra_parts="crtbegin.o crtend.o"
1067                 ;;
1068         i[[34567]]86-*-osf1*)           # Intel 80386's running OSF/1 1.3+
1069                 cpu_type=i386
1070                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1071                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1072                 fixincludes=Makefile.in #Don't do it on OSF/1
1073                 if [[ x$stabs = xyes ]]
1074                 then
1075                         tm_file=i386/osf1elfgdb.h
1076                 else
1077                         tm_file=i386/osf1elf.h
1078                 fi
1079                 tmake_file=i386/t-osf1elf
1080                 xmake_file=i386/x-osf1elf
1081                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1082                 ;;
1083         i[[34567]]86-*-sysv*)           # Intel 80386's running system V
1084                 xm_defines="USG SVR3"
1085                 xmake_file=i386/x-sysv3
1086                 if [[ x$gas = xyes ]]
1087                 then
1088                         if [[ x$stabs = xyes ]]
1089                         then
1090                                 tm_file=i386/svr3dbx.h
1091                                 tmake_file=i386/t-svr3dbx
1092                                 extra_parts="svr3.ifile svr3z.rfile"
1093                         else
1094                                 tm_file=i386/svr3gas.h
1095                                 extra_parts="crtbegin.o crtend.o"
1096                                 tmake_file=i386/t-crtstuff
1097                         fi
1098                 else
1099                         tm_file=i386/sysv3.h
1100                         extra_parts="crtbegin.o crtend.o"
1101                         tmake_file=i386/t-crtstuff
1102                 fi
1103                 ;;
1104         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1105                 xm_file="${xm_file} i386/xm-vsta.h"
1106                 tm_file=i386/vsta.h
1107                 tmake_file=i386/t-vsta
1108                 xmake_file=i386/x-vsta
1109                 ;;
1110         i[[34567]]86-*-pe | i[[34567]]86-*-cygwin32)
1111                 xm_file="${xm_file} i386/xm-cygwin32.h"
1112                 tmake_file=i386/t-cygwin32
1113                 tm_file=i386/cygwin32.h
1114                 xmake_file=i386/x-cygwin32
1115                 extra_objs=winnt.o
1116                 fixincludes=Makefile.in
1117                 if [[ x$enable_threads = xyes ]]; then
1118                         thread_file='win32'
1119                 fi
1120                 exeext=.exe
1121                 ;;
1122         i[[34567]]86-*-mingw32*)
1123                 tm_file=i386/mingw32.h
1124                 xm_file="${xm_file} i386/xm-mingw32.h"
1125                 tmake_file="i386/t-cygwin32 i386/t-mingw32"
1126                 extra_objs=winnt.o
1127                 xmake_file=i386/x-cygwin32
1128                 fixincludes=Makefile.in
1129                 if [[ x$enable_threads = xyes ]]; then
1130                         thread_file='win32'
1131                 fi
1132                 exeext=.exe
1133                 case $machine in
1134                         *mingw32msv*)
1135                                 ;;
1136                         *minwg32crt* | *mingw32*)
1137                                 tm_file="${tm_file} i386/crtdll.h"
1138                                 ;;
1139                 esac
1140                 ;;
1141         i[[34567]]86-*-winnt3*)
1142                 tm_file=i386/win-nt.h
1143                 out_file=i386/i386.c
1144                 xm_file="xm-winnt.h ${xm_file}"
1145                 xmake_file=winnt/x-winnt
1146                 tmake_file=i386/t-winnt
1147                 extra_host_objs="winnt.o oldnames.o"
1148                 extra_gcc_objs="spawnv.o oldnames.o"
1149                 fixincludes=fixinc.winnt
1150                 if [[ x$gnu_ld != xyes ]]
1151                 then
1152                         extra_programs=ld.exe
1153                 fi
1154                 if [[ x$enable_threads = xyes ]]; then
1155                         thread_file='win32'
1156                 fi
1157                 ;;
1158         i[[34567]]86-dg-dgux*)
1159                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1160                 xm_defines="USG POSIX"
1161                 out_file=i386/dgux.c
1162                 tm_file=i386/dgux.h
1163                 tmake_file=i386/t-dgux
1164                 xmake_file=i386/x-dgux
1165                 fixincludes=fixinc.dgux
1166                 install_headers_dir=install-headers-cpio
1167               ;;
1168         i860-alliant-*)         # Alliant FX/2800
1169                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1170                 xm_file="${xm_file}"
1171                 xmake_file=i860/x-fx2800
1172                 tmake_file=i860/t-fx2800
1173                 extra_parts="crtbegin.o crtend.o"
1174                 ;;
1175         i860-*-bsd*)
1176                 tm_file="${tm_file} i860/bsd.h"
1177                 if [[ x$gas = xyes ]]
1178                 then
1179                         tm_file="${tm_file} i860/bsd-gas.h"
1180                 fi
1181                 use_collect2=yes
1182                 ;;
1183         i860-*-mach*)
1184                 tm_file="${tm_file} i860/mach.h"
1185                 tmake_file=t-libc-ok
1186                 ;;
1187         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1188                 tm_file="${tm_file} svr3.h i860/paragon.h"
1189                 xm_defines="USG SVR3"
1190                 tmake_file=t-osf
1191                 ;;
1192         i860-*-sysv3*)
1193                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1194                 xm_defines="USG SVR3"
1195                 xmake_file=i860/x-sysv3
1196                 extra_parts="crtbegin.o crtend.o"
1197                 ;;
1198         i860-*-sysv4*)
1199                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1200                 xm_defines="USG SVR3"
1201                 xmake_file=i860/x-sysv4
1202                 tmake_file=t-svr4
1203                 extra_parts="crtbegin.o crtend.o"
1204                 ;;
1205         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1206                 tm_file="${tm_file} i960/vx960.h"
1207                 tmake_file=i960/t-vxworks960
1208                 use_collect2=yes
1209                 thread_file='vxworks'
1210                 ;;
1211         i960-wrs-vxworks5* | i960-wrs-vxworks)
1212                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1213                 tmake_file=i960/t-vxworks960
1214                 use_collect2=yes
1215                 thread_file='vxworks'
1216                 ;;
1217         i960-wrs-vxworks*)
1218                 tm_file="${tm_file} i960/vx960.h"
1219                 tmake_file=i960/t-vxworks960
1220                 use_collect2=yes
1221                 thread_file='vxworks'
1222                 ;;
1223         i960-*-coff*)
1224                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1225                 tmake_file=i960/t-960bare
1226                 use_collect2=yes
1227                 ;;
1228         i960-*-rtems)
1229                 tmake_file="i960/t-960bare t-rtems"
1230                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1231                 use_collect2=yes
1232                 ;;
1233         i960-*-*)                       # Default i960 environment.
1234                 use_collect2=yes
1235                 ;;
1236         m32r-*-elf*)
1237                 extra_parts="crtinit.o crtfini.o"
1238                 ;;
1239         m68000-convergent-sysv*)
1240                 tm_file=m68k/ctix.h
1241                 xm_file="m68k/xm-3b1.h ${xm_file}"
1242                 xm_defines=USG
1243                 use_collect2=yes
1244                 extra_headers=math-68881.h
1245                 ;;
1246         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1247                 tm_file=m68k/hp2bsd.h
1248                 xmake_file=m68k/x-hp2bsd
1249                 use_collect2=yes
1250                 extra_headers=math-68881.h
1251                 ;;
1252         m68000-hp-hpux*)                # HP 9000 series 300
1253                 xm_file="xm_alloca.h ${xm_file}"
1254                 xm_defines="USG NO_SYS_SIGLIST"
1255                 if [[ x$gas = xyes ]]
1256                 then
1257                         xmake_file=m68k/x-hp320g
1258                         tm_file=m68k/hp310g.h
1259                 else
1260                         xmake_file=m68k/x-hp320
1261                         tm_file=m68k/hp310.h
1262                 fi
1263                 install_headers_dir=install-headers-cpio
1264                 use_collect2=yes
1265                 extra_headers=math-68881.h
1266                 ;;
1267         m68000-sun-sunos3*)
1268                 tm_file=m68k/sun2.h
1269                 use_collect2=yes
1270                 extra_headers=math-68881.h
1271                 ;;
1272         m68000-sun-sunos4*)
1273                 tm_file=m68k/sun2o4.h
1274                 use_collect2=yes
1275                 extra_headers=math-68881.h
1276                 ;;
1277         m68000-att-sysv*)
1278                 xm_file="m68k/xm-3b1.h ${xm_file}"
1279                 xm_defines=USG
1280                 if [[ x$gas = xyes ]]
1281                 then
1282                         tm_file=m68k/3b1g.h
1283                 else
1284                         tm_file=m68k/3b1.h
1285                 fi
1286                 use_collect2=yes
1287                 extra_headers=math-68881.h
1288                 ;;
1289         m68k-apple-aux*)                # Apple Macintosh running A/UX
1290                 xm_defines="USG AUX"
1291                 tmake_file=m68k/t-aux
1292                 install_headers_dir=install-headers-cpio
1293                 extra_headers=math-68881.h
1294                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1295                 tm_file=
1296                 if [[ "$gnu_ld" = yes ]]
1297                 then
1298                         tm_file="${tm_file} m68k/auxgld.h"
1299                 else
1300                         tm_file="${tm_file} m68k/auxld.h"
1301                 fi
1302                 if [[ "$gas" = yes ]]
1303                 then
1304                         tm_file="${tm_file} m68k/auxgas.h"
1305                 else
1306                         tm_file="${tm_file} m68k/auxas.h"
1307                 fi
1308                 tm_file="${tm_file} m68k/a-ux.h"
1309                 float_format=m68k
1310                 ;;
1311         m68k-apollo-*)
1312                 tm_file=m68k/apollo68.h
1313                 xmake_file=m68k/x-apollo68
1314                 use_collect2=yes
1315                 extra_headers=math-68881.h
1316                 float_format=m68k
1317                 ;;
1318         m68k-altos-sysv*)                  # Altos 3068
1319                 if [[ x$gas = xyes ]]
1320                 then
1321                         tm_file=m68k/altos3068.h
1322                         xm_defines=USG
1323                 else
1324                         echo "The Altos is supported only with the GNU assembler" 1>&2
1325                         exit 1
1326                 fi
1327                 extra_headers=math-68881.h
1328                 ;;
1329         m68k-bull-sysv*)                # Bull DPX/2
1330                 if [[ x$gas = xyes ]]
1331                 then
1332                         if [[ x$stabs = xyes ]]
1333                         then
1334                                 tm_file=m68k/dpx2cdbx.h
1335                         else
1336                                 tm_file=m68k/dpx2g.h
1337                         fi
1338                 else
1339                         tm_file=m68k/dpx2.h
1340                 fi
1341                 xm_file="xm-alloca.h ${xm_file}"
1342                 xm_defines=USG
1343                 xmake_file=m68k/x-dpx2
1344                 use_collect2=yes
1345                 extra_headers=math-68881.h
1346                 ;;
1347         m68k-atari-sysv4*)              # Atari variant of V.4.
1348                 tm_file=m68k/atari.h
1349                 xm_file="xm-alloca.h ${xm_file}"
1350                 xm_defines="USG FULL_PROTOTYPES"
1351                 tmake_file=t-svr4
1352                 extra_parts="crtbegin.o crtend.o"
1353                 extra_headers=math-68881.h
1354                 float_format=m68k
1355                 ;;
1356         m68k-motorola-sysv*)
1357                 tm_file=m68k/mot3300.h
1358                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1359                 xm_defines=NO_SYS_SIGLIST
1360                 if [[ x$gas = xyes ]]
1361                 then
1362                         xmake_file=m68k/x-mot3300-gas
1363                         if [[ x$gnu_ld = xyes ]]
1364                         then
1365                                 tmake_file=m68k/t-mot3300-gald
1366                         else
1367                                 tmake_file=m68k/t-mot3300-gas
1368                                 use_collect2=yes
1369                         fi
1370                 else
1371                         xmake_file=m68k/x-mot3300
1372                         if [[ x$gnu_ld = xyes ]]
1373                         then
1374                                 tmake_file=m68k/t-mot3300-gld
1375                         else
1376                                 tmake_file=m68k/t-mot3300
1377                                 use_collect2=yes
1378                         fi
1379                 fi
1380                 gdb_needs_out_file_path=yes
1381                 extra_parts="crt0.o mcrt0.o"
1382                 extra_headers=math-68881.h
1383                 float_format=m68k
1384                 ;;
1385         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1386                 tm_file=m68k/tower-as.h
1387                 xm_defines="USG SVR3"
1388                 xmake_file=m68k/x-tower
1389                 extra_parts="crtbegin.o crtend.o"
1390                 extra_headers=math-68881.h
1391                 ;;
1392         m68k-plexus-sysv*)
1393                 tm_file=m68k/plexus.h
1394                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1395                 xm_defines=USG
1396                 use_collect2=yes
1397                 extra_headers=math-68881.h
1398                 ;;
1399         m68k-tti-*)
1400                 tm_file=m68k/pbb.h
1401                 xm_file="xm-alloca.h ${xm_file}"
1402                 xm_defines=USG
1403                 extra_headers=math-68881.h
1404                 ;;
1405         m68k-crds-unos*)
1406                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1407                 xm_defines="USG unos"
1408                 xmake_file=m68k/x-crds
1409                 tm_file=m68k/crds.h
1410                 use_collect2=yes
1411                 extra_headers=math-68881.h
1412                 ;;
1413         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1414                 tm_file=m68k/amix.h
1415                 xm_file="xm-alloca.h ${xm_file}"
1416                 xm_defines="USG FULL_PROTOTYPES"
1417                 xmake_file=m68k/x-amix
1418                 tmake_file=t-svr4
1419                 extra_parts="crtbegin.o crtend.o"
1420                 extra_headers=math-68881.h
1421                 float_format=m68k
1422                 ;;
1423         m68k-ccur-rtu)
1424                 tm_file=m68k/ccur-GAS.h
1425                 xmake_file=m68k/x-ccur
1426                 extra_headers=math-68881.h
1427                 use_collect2=yes
1428                 float_format=m68k
1429                 ;;
1430         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
1431                 tm_file=m68k/hp3bsd44.h
1432                 xmake_file=m68k/x-hp3bsd44
1433                 use_collect2=yes
1434                 extra_headers=math-68881.h
1435                 float_format=m68k
1436                 ;;
1437         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
1438                 tm_file=m68k/hp3bsd.h
1439                 use_collect2=yes
1440                 extra_headers=math-68881.h
1441                 float_format=m68k
1442                 ;;
1443         m68k-isi-bsd*)
1444                 if [[ x$with_fp = xno ]]
1445                 then
1446                         tm_file=m68k/isi-nfp.h
1447                 else
1448                         tm_file=m68k/isi.h
1449                         float_format=m68k
1450                 fi
1451                 use_collect2=yes
1452                 extra_headers=math-68881.h
1453                 ;;
1454         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
1455                 xm_file="xm_alloca.h ${xm_file}"
1456                 xm_defines="USG NO_SYS_SIGLIST"
1457                 if [[ x$gas = xyes ]]
1458                 then
1459                         xmake_file=m68k/x-hp320g
1460                         tm_file=m68k/hp320g.h
1461                 else
1462                         xmake_file=m68k/x-hp320
1463                         tm_file=m68k/hpux7.h
1464                 fi
1465                 install_headers_dir=install-headers-cpio
1466                 use_collect2=yes
1467                 extra_headers=math-68881.h
1468                 float_format=m68k
1469                 ;;
1470         m68k-hp-hpux*)  # HP 9000 series 300
1471                 xm_file="xm_alloca.h ${xm_file}"
1472                 xm_defines="USG NO_SYS_SIGLIST"
1473                 if [[ x$gas = xyes ]]
1474                 then
1475                         xmake_file=m68k/x-hp320g
1476                         tm_file=m68k/hp320g.h
1477                 else
1478                         xmake_file=m68k/x-hp320
1479                         tm_file=m68k/hp320.h
1480                 fi
1481                 install_headers_dir=install-headers-cpio
1482                 use_collect2=yes
1483                 extra_headers=math-68881.h
1484                 float_format=m68k
1485                 ;;
1486         m68k-sun-mach*)
1487                 tm_file=m68k/sun3mach.h
1488                 use_collect2=yes
1489                 extra_headers=math-68881.h
1490                 float_format=m68k
1491                 ;;
1492         m68k-sony-newsos3*)
1493                 if [[ x$gas = xyes ]]
1494                 then
1495                         tm_file=m68k/news3gas.h
1496                 else
1497                         tm_file=m68k/news3.h
1498                 fi
1499                 use_collect2=yes
1500                 extra_headers=math-68881.h
1501                 float_format=m68k
1502                 ;;
1503         m68k-sony-bsd* | m68k-sony-newsos*)
1504                 if [[ x$gas = xyes ]]
1505                 then
1506                         tm_file=m68k/newsgas.h
1507                 else
1508                         tm_file=m68k/news.h
1509                 fi
1510                 use_collect2=yes
1511                 extra_headers=math-68881.h
1512                 float_format=m68k
1513                 ;;
1514         m68k-next-nextstep2*)
1515                 tm_file=m68k/next21.h
1516                 xm_file="m68k/xm-next.h ${xm_file}"
1517                 tmake_file=m68k/t-next
1518                 xmake_file=m68k/x-next
1519                 extra_objs=nextstep.o
1520                 extra_headers=math-68881.h
1521                 use_collect2=yes
1522                 float_format=m68k
1523                 ;;
1524         m68k-next-nextstep3*)
1525                 tm_file=m68k/next.h
1526                 xm_file="m68k/xm-next.h ${xm_file}"
1527                 tmake_file=m68k/t-next
1528                 xmake_file=m68k/x-next
1529                 extra_objs=nextstep.o
1530                 extra_headers=math-68881.h
1531                 float_format=m68k
1532                 if [[ x$enable_threads = xyes ]]; then
1533                         thread_file='mach'
1534                 fi
1535                 ;;
1536         m68k-sun-sunos3*)
1537                 if [[ x$with_fp = xno ]]
1538                 then
1539                         tm_file=m68k/sun3n3.h
1540                 else
1541                         tm_file=m68k/sun3o3.h
1542                         float_format=m68k
1543                 fi
1544                 use_collect2=yes
1545                 extra_headers=math-68881.h
1546                 ;;
1547         m68k-sun-sunos*)                        # For SunOS 4 (the default).
1548                 if [[ x$with_fp = xno ]]
1549                 then
1550                         tm_file=m68k/sun3n.h
1551                 else
1552                         tm_file=m68k/sun3.h
1553                         float_format=m68k
1554                 fi
1555                 use_collect2=yes
1556                 extra_headers=math-68881.h
1557                 ;;
1558         m68k-wrs-vxworks*)
1559                 tm_file=m68k/vxm68k.h
1560                 tmake_file=m68k/t-vxworks68
1561                 extra_headers=math-68881.h
1562                 thread_file='vxworks'
1563                 float_format=m68k
1564                 ;;
1565         m68k-*-aout*)
1566                 tmake_file=m68k/t-m68kbare
1567                 tm_file="m68k/m68k-aout.h libgloss.h"
1568                 extra_headers=math-68881.h
1569                 float_format=m68k
1570                 ;;
1571         m68k-*-coff*)
1572                 tmake_file=m68k/t-m68kbare
1573                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
1574                 extra_headers=math-68881.h
1575                 float_format=m68k
1576                 ;;
1577         m68k-*-lynxos*)
1578                 if [[ x$gas = xyes ]]
1579                 then
1580                         tm_file=m68k/lynx.h
1581                 else
1582                         tm_file=m68k/lynx-ng.h
1583                 fi
1584                 xm_file=m68k/xm-lynx.h
1585                 xmake_file=x-lynx
1586                 tmake_file=m68k/t-lynx
1587                 extra_headers=math-68881.h
1588                 float_format=m68k
1589                 ;;
1590         m68k-*-netbsd*)
1591                 tm_file=m68k/netbsd.h
1592                 # On NetBSD, the headers are already okay, except for math.h.
1593                 fixincludes=fixinc.wrap
1594                 tmake_file=t-netbsd
1595                 float_format=m68k
1596                 ;;
1597         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
1598                 xm_file="xm-alloca.h ${xm_file}"
1599                 xm_defines=USG
1600                 xmake_file=m68k/x-m68kv
1601                 extra_parts="crtbegin.o crtend.o"
1602                 extra_headers=math-68881.h
1603                 float_format=m68k
1604                 ;;
1605         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
1606                 tm_file=m68k/m68kv4.h
1607                 xm_file="xm-alloca.h ${xm_file}"
1608                 xm_defines=USG
1609                 tmake_file=t-svr4
1610                 extra_parts="crtbegin.o crtend.o"
1611                 extra_headers=math-68881.h
1612                 float_format=m68k
1613                 ;;
1614         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
1615                                         # with a.out format
1616                 xmake_file=x-linux
1617                 tm_file=m68k/linux-aout.h
1618                 tmake_file="t-linux-aout m68k/t-linux-aout"
1619                 fixincludes=Makefile.in # The headers are ok already.
1620                 extra_headers=math-68881.h
1621                 float_format=m68k
1622                 gnu_ld=yes
1623                 ;;
1624         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
1625                                         # with ELF format using the
1626                                         # GNU/Linux C library 5
1627                 xmake_file=x-linux
1628                 tm_file=m68k/linux.h
1629                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
1630                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1631                 fixincludes=Makefile.in # The headers are ok already.
1632                 extra_headers=math-68881.h
1633                 float_format=m68k
1634                 gnu_ld=yes
1635                 ;;
1636         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
1637                                         # with ELF format using glibc 2
1638                                         # aka the GNU/Linux C library 6.
1639                 xmake_file=x-linux
1640                 tm_file=m68k/linux.h
1641                 tmake_file="t-linux m68k/t-linux"
1642                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1643                 fixincludes=Makefile.in # The headers are ok already.
1644                 extra_headers=math-68881.h
1645                 float_format=m68k
1646                 gnu_ld=yes
1647                 if [[ x$enable_threads = xyes ]]; then
1648                         thread_file='posix'
1649                 fi
1650                 ;;
1651         m68k-*-psos*)
1652                 tmake_file=m68k/t-m68kbare
1653                 tm_file=m68k/m68k-psos.h
1654                 extra_headers=math-68881.h
1655                 float_format=m68k
1656                 ;;
1657         m68k-*-rtems*)
1658                 tmake_file="m68k/t-m68kbare t-rtems"
1659                 tm_file=m68k/rtems.h
1660                 extra_headers=math-68881.h
1661                 float_format=m68k
1662                 ;;
1663
1664         m88k-dg-dgux*)
1665                 case $machine in
1666                   m88k-dg-dguxbcs*)
1667                     tm_file=m88k/dguxbcs.h
1668                     tmake_file=m88k/t-dguxbcs
1669                     ;;
1670                   *)
1671                     tm_file=m88k/dgux.h
1672                     tmake_file=m88k/t-dgux
1673                     ;;
1674                 esac
1675                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
1676                 xmake_file=m88k/x-dgux
1677                 if [[ x$gas = xyes ]]
1678                 then
1679                         tmake_file=m88k/t-dgux-gas
1680                 fi
1681                 fixincludes=fixinc.dgux
1682                 ;;
1683         m88k-dolphin-sysv3*)
1684                 tm_file=m88k/dolph.h
1685                 extra_parts="crtbegin.o crtend.o"
1686                 xm_file="m88k/xm-sysv3.h ${xm_file}"
1687                 xmake_file=m88k/x-dolph
1688                 if [[ x$gas = xyes ]]
1689                 then
1690                         tmake_file=m88k/t-m88k-gas
1691                 fi
1692                 ;;
1693         m88k-tektronix-sysv3)
1694                 tm_file=m88k/tekXD88.h
1695                 extra_parts="crtbegin.o crtend.o"
1696                 xm_file="m88k/xm-sysv3.h ${xm_file}"
1697                 xmake_file=m88k/x-tekXD88
1698                 if [[ x$gas = xyes ]]
1699                 then
1700                         tmake_file=m88k/t-m88k-gas
1701                 fi
1702                 ;;
1703         m88k-*-aout*)
1704                 tm_file=m88k/m88k-aout.h
1705                 ;;
1706         m88k-*-coff*)
1707                 tm_file=m88k/m88k-coff.h
1708                 tmake_file=m88k/t-bug
1709                 ;;
1710         m88k-*-luna*)
1711                 tm_file=m88k/luna.h
1712                 extra_parts="crtbegin.o crtend.o"
1713                 if [[ x$gas = xyes ]]
1714                 then
1715                         tmake_file=m88k/t-luna-gas
1716                 else
1717                         tmake_file=m88k/t-luna
1718                 fi
1719                 ;;
1720         m88k-*-sysv3*)
1721                 tm_file=m88k/sysv3.h
1722                 extra_parts="crtbegin.o crtend.o"
1723                 xm_file="m88k/xm-sysv3.h ${xm_file}"
1724                 xmake_file=m88k/x-sysv3
1725                 if [[ x$gas = xyes ]]
1726                 then
1727                         tmake_file=m88k/t-m88k-gas
1728                 fi
1729                 ;;
1730         m88k-*-sysv4*)
1731                 tm_file=m88k/sysv4.h
1732                 extra_parts="crtbegin.o crtend.o"
1733                 xmake_file=m88k/x-sysv4
1734                 tmake_file=m88k/t-sysv4
1735                 ;;
1736         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
1737                 tm_file=mips/iris6.h
1738                 xm_file=mips/xm-iris6.h
1739                 fixincludes=fixinc.irix
1740                 xmake_file=mips/x-iris6
1741                 tmake_file=mips/t-iris6
1742                 if [[ x$enable_threads = xyes ]]; then
1743                         thread_file='irix'
1744                 fi
1745                 ;;
1746         mips-wrs-vxworks)
1747                 tm_file="mips/elf.h libgloss.h"
1748                 tmake_file=mips/t-ecoff
1749                 gas=yes
1750                 gnu_ld=yes
1751                 extra_parts="crtbegin.o crtend.o"
1752 #               thread_file='vxworks'
1753                 ;;
1754         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
1755                 tm_file="mips/iris6.h mips/cross64.h"
1756                 xm_defines="USG HAVE_INTTYPES_H"
1757                 fixincludes=Makefile.in
1758                 xmake_file=mips/x-iris
1759                 tmake_file=mips/t-cross64
1760                 # See comment in mips/iris[56].h files.
1761                 use_collect2=yes
1762                 if [[ x$enable_threads = xyes ]]; then
1763                         thread_file='irix'
1764                 fi
1765                 ;;
1766         mips-sni-sysv4)
1767                 if [[ x$gas = xyes ]]
1768                 then
1769                         if [[ x$stabs = xyes ]]
1770                         then
1771                                 tm_file=mips/iris5gdb.h
1772                         else
1773                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
1774                         fi
1775                 else
1776                         tm_file=mips/sni-svr4.h
1777                 fi
1778                 xm_defines=USG
1779                 xmake_file=mips/x-sni-svr4
1780                 tmake_file=mips/t-mips-gas
1781                 if [[ x$gnu_ld != xyes ]]
1782                 then
1783                         use_collect2=yes
1784                 fi
1785                 ;;
1786         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
1787                 if [[ x$gas = xyes ]]
1788                 then
1789                         tm_file="mips/iris5.h mips/iris5gas.h"
1790                         if [[ x$stabs = xyes ]]
1791                         then
1792                                 tm_file="${tm_file} dbx.h"
1793                         fi
1794                 else
1795                         tm_file=mips/iris5.h
1796                 fi
1797                 xm_defines="USG HAVE_INTTYPES_H"
1798                 fixincludes=fixinc.irix
1799                 xmake_file=mips/x-iris
1800                 # mips-tfile doesn't work yet
1801                 tmake_file=mips/t-mips-gas
1802                 # See comment in mips/iris5.h file.
1803                 use_collect2=yes
1804                 if [[ x$enable_threads = xyes ]]; then
1805                         thread_file='irix'
1806                 fi
1807                 ;;
1808         mips-sgi-irix4loser*)           # Mostly like a MIPS.
1809                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
1810                 if [[ x$stabs = xyes ]]; then
1811                         tm_file="${tm_file} dbx.h"
1812                 fi
1813                 xm_defines=USG
1814                 xmake_file=mips/x-iris
1815                 if [[ x$gas = xyes ]]
1816                 then
1817                         tmake_file=mips/t-mips-gas
1818                 else
1819                         extra_passes="mips-tfile mips-tdump"
1820                 fi
1821                 if [[ x$gnu_ld != xyes ]]
1822                 then
1823                         use_collect2=yes
1824                 fi
1825                 if [[ x$enable_threads = xyes ]]; then
1826                         thread_file='irix'
1827                 fi
1828                 ;;
1829         mips-sgi-irix4*)                # Mostly like a MIPS.
1830                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
1831                 if [[ x$stabs = xyes ]]; then
1832                         tm_file="${tm_file} dbx.h"
1833                 fi
1834                 xm_defines=USG
1835                 xmake_file=mips/x-iris
1836                 if [[ x$gas = xyes ]]
1837                 then
1838                         tmake_file=mips/t-mips-gas
1839                 else
1840                         extra_passes="mips-tfile mips-tdump"
1841                 fi
1842                 if [[ x$gnu_ld != xyes ]]
1843                 then
1844                         use_collect2=yes
1845                 fi
1846                 if [[ x$enable_threads = xyes ]]; then
1847                         thread_file='irix'
1848                 fi
1849                 ;;
1850         mips-sgi-*)                     # Mostly like a MIPS.
1851                 tm_file="mips/iris3.h ${tm_file}"
1852                 if [[ x$stabs = xyes ]]; then
1853                         tm_file="${tm_file} dbx.h"
1854                 fi
1855                 xm_defines=USG
1856                 xmake_file=mips/x-iris3
1857                 if [[ x$gas = xyes ]]
1858                 then
1859                         tmake_file=mips/t-mips-gas
1860                 else
1861                         extra_passes="mips-tfile mips-tdump"
1862                 fi
1863                 if [[ x$gnu_ld != xyes ]]
1864                 then
1865                         use_collect2=yes
1866                 fi
1867                 ;;
1868         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
1869                 tm_file="mips/osfrose.h ${tm_file}"
1870                 xmake_file=mips/x-osfrose
1871                 tmake_file=mips/t-osfrose
1872                 extra_objs=halfpic.o
1873                 use_collect2=yes
1874                 ;;
1875         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
1876                 tm_file=mips/dec-osf1.h
1877                 if [[ x$stabs = xyes ]]; then
1878                         tm_file="${tm_file} dbx.h"
1879                 fi
1880                 xmake_file=mips/x-dec-osf1
1881                 if [[ x$gas = xyes ]]
1882                 then
1883                         tmake_file=mips/t-mips-gas
1884                 else
1885                         tmake_file=mips/t-ultrix
1886                         extra_passes="mips-tfile mips-tdump"
1887                 fi
1888                 if [[ x$gnu_ld != xyes ]]
1889                 then
1890                         use_collect2=yes
1891                 fi
1892                 ;;
1893         mips-dec-bsd*)                  # Decstation running 4.4 BSD
1894               tm_file=mips/dec-bsd.h
1895               fixincludes=
1896               if [[ x$gas = xyes ]]
1897               then
1898                         tmake_file=mips/t-mips-gas
1899               else
1900                         tmake_file=mips/t-ultrix
1901                         extra_passes="mips-tfile mips-tdump"
1902               fi
1903               if [[ x$gnu_ld != xyes ]]
1904               then
1905                         use_collect2=yes
1906               fi
1907               ;;
1908         mips-dec-netbsd*)                  # Decstation running NetBSD
1909                 tm_file=mips/netbsd.h
1910                 # On NetBSD, the headers are already okay, except for math.h.
1911                 fixincludes=fixinc.wrap
1912                 tmake_file=t-netbsd
1913                 ;;
1914         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
1915                 tm_file="mips/news4.h ${tm_file}"
1916                 if [[ x$stabs = xyes ]]; then
1917                         tm_file="${tm_file} dbx.h"
1918                 fi
1919                 if [[ x$gas = xyes ]]
1920                 then
1921                         tmake_file=mips/t-mips-gas
1922                 else
1923                         extra_passes="mips-tfile mips-tdump"
1924                 fi
1925                 if [[ x$gnu_ld != xyes ]]
1926                 then
1927                         use_collect2=yes
1928                 fi
1929                 xmake_file=mips/x-sony
1930                 ;;
1931         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
1932                                         # That is based on svr4.
1933                 # t-svr4 is not right because this system doesn't use ELF.
1934                 tm_file="mips/news5.h ${tm_file}"
1935                 if [[ x$stabs = xyes ]]; then
1936                         tm_file="${tm_file} dbx.h"
1937                 fi
1938                 xm_file="xm-siglist.h ${xm_file}"
1939                 xm_defines=USG
1940                 if [[ x$gas = xyes ]]
1941                 then
1942                         tmake_file=mips/t-mips-gas
1943                 else
1944                         extra_passes="mips-tfile mips-tdump"
1945                 fi
1946                 if [[ x$gnu_ld != xyes ]]
1947                 then
1948                         use_collect2=yes
1949                 fi
1950                 ;;
1951         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
1952                 tm_file="mips/svr4-5.h mips/svr4-t.h"
1953                 if [[ x$stabs = xyes ]]; then
1954                         tm_file="${tm_file} dbx.h"
1955                 fi
1956                 xm_file="xm-siglist.h ${xm_file}"
1957                 xm_defines=USG
1958                 xmake_file=mips/x-sysv
1959                 if [[ x$gas = xyes ]]
1960                 then
1961                         tmake_file=mips/t-mips-gas
1962                         extra_parts="crtbegin.o crtend.o"
1963                 else
1964                         tmake_file=mips/t-mips
1965                         extra_passes="mips-tfile mips-tdump"
1966                 fi
1967                 if [[ x$gnu_ld != xyes ]]
1968                 then
1969                         use_collect2=yes
1970                 fi
1971                 ;;
1972         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
1973                 tm_file="mips/ultrix.h ${tm_file}"
1974                 if [[ x$stabs = xyes ]]; then
1975                         tm_file="${tm_file} dbx.h"
1976                 fi
1977                 xmake_file=mips/x-ultrix
1978                 if [[ x$gas = xyes ]]
1979                 then
1980                         tmake_file=mips/t-mips-gas
1981                 else
1982                         tmake_file=mips/t-ultrix
1983                         extra_passes="mips-tfile mips-tdump"
1984                 fi
1985                 if [[ x$gnu_ld != xyes ]]
1986                 then
1987                         use_collect2=yes
1988                 fi
1989                 ;;
1990         mips-*-riscos[[56789]]bsd*)
1991                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
1992                 if [[ x$stabs = xyes ]]; then
1993                         tm_file="${tm_file} dbx.h"
1994                 fi
1995                 if [[ x$gas = xyes ]]
1996                 then
1997                         tmake_file=mips/t-bsd-gas
1998                 else
1999                         tmake_file=mips/t-bsd
2000                         extra_passes="mips-tfile mips-tdump"
2001                 fi
2002                 if [[ x$gnu_ld != xyes ]]
2003                 then
2004                         use_collect2=yes
2005                 fi
2006                 ;;
2007         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[[1234]]bsd*)
2008                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2009                 if [[ x$stabs = xyes ]]; then
2010                         tm_file="${tm_file} dbx.h"
2011                 fi
2012                 if [[ x$gas = xyes ]]
2013                 then
2014                         tmake_file=mips/t-bsd-gas
2015                 else
2016                         tmake_file=mips/t-bsd
2017                         extra_passes="mips-tfile mips-tdump"
2018                 fi
2019                 if [[ x$gnu_ld != xyes ]]
2020                 then
2021                         use_collect2=yes
2022                 fi
2023                 ;;
2024         mips-*-riscos[[56789]]sysv4*)
2025                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2026                 if [[ x$stabs = xyes ]]; then
2027                         tm_file="${tm_file} dbx.h"
2028                 fi
2029                 xm_file="xm-siglist.h ${xm_file}"
2030                 xmake_file=mips/x-sysv
2031                 if [[ x$gas = xyes ]]
2032                 then
2033                         tmake_file=mips/t-svr4-gas
2034                 else
2035                         tmake_file=mips/t-svr4
2036                         extra_passes="mips-tfile mips-tdump"
2037                 fi
2038                 if [[ x$gnu_ld != xyes ]]
2039                 then
2040                         use_collect2=yes
2041                 fi
2042                 ;;
2043         mips-*-sysv4* | mips-*-riscos[[1234]]sysv4* | mips-*-riscossysv4*)
2044                 tm_file="mips/svr4-4.h ${tm_file}"
2045                 if [[ x$stabs = xyes ]]; then
2046                         tm_file="${tm_file} dbx.h"
2047                 fi
2048                 xm_defines=USG
2049                 xmake_file=mips/x-sysv
2050                 if [[ x$gas = xyes ]]
2051                 then
2052                         tmake_file=mips/t-svr4-gas
2053                 else
2054                         tmake_file=mips/t-svr4
2055                         extra_passes="mips-tfile mips-tdump"
2056                 fi
2057                 if [[ x$gnu_ld != xyes ]]
2058                 then
2059                         use_collect2=yes
2060                 fi
2061                 ;;
2062         mips-*-riscos[[56789]]sysv*)
2063                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2064                 if [[ x$stabs = xyes ]]; then
2065                         tm_file="${tm_file} dbx.h"
2066                 fi
2067                 xm_defines=USG
2068                 xmake_file=mips/x-sysv
2069                 if [[ x$gas = xyes ]]
2070                 then
2071                         tmake_file=mips/t-svr3-gas
2072                 else
2073                         tmake_file=mips/t-svr3
2074                         extra_passes="mips-tfile mips-tdump"
2075                 fi
2076                 if [[ x$gnu_ld != xyes ]]
2077                 then
2078                         use_collect2=yes
2079                 fi
2080                 ;;
2081         mips-*-sysv* | mips-*-riscos*sysv*)
2082                 tm_file="mips/svr3-4.h ${tm_file}"
2083                 if [[ x$stabs = xyes ]]; then
2084                         tm_file="${tm_file} dbx.h"
2085                 fi
2086                 xm_defines=USG
2087                 xmake_file=mips/x-sysv
2088                 if [[ x$gas = xyes ]]
2089                 then
2090                         tmake_file=mips/t-svr3-gas
2091                 else
2092                         tmake_file=mips/t-svr3
2093                         extra_passes="mips-tfile mips-tdump"
2094                 fi
2095                 if [[ x$gnu_ld != xyes ]]
2096                 then
2097                         use_collect2=yes
2098                 fi
2099                 ;;
2100         mips-*-riscos[[56789]]*)                # Default MIPS RISC-OS 5.0.
2101                 tm_file=mips/mips-5.h
2102                 if [[ x$stabs = xyes ]]; then
2103                         tm_file="${tm_file} dbx.h"
2104                 fi
2105                 if [[ x$gas = xyes ]]
2106                 then
2107                         tmake_file=mips/t-mips-gas
2108                 else
2109                         extra_passes="mips-tfile mips-tdump"
2110                 fi
2111                 if [[ x$gnu_ld != xyes ]]
2112                 then
2113                         use_collect2=yes
2114                 fi
2115                 ;;
2116         mips-*-gnu*)
2117                 ;;
2118         mipsel-*-ecoff*)
2119                 tm_file=mips/ecoffl.h
2120                 if [[ x$stabs = xyes ]]; then
2121                         tm_file="${tm_file} dbx.h"
2122                 fi
2123                 tmake_file=mips/t-ecoff
2124                 ;;
2125         mips-*-ecoff*)
2126                 tm_file="gofast.h mips/ecoff.h"
2127                 if [[ x$stabs = xyes ]]; then
2128                         tm_file="${tm_file} dbx.h"
2129                 fi
2130                 tmake_file=mips/t-ecoff
2131                 ;;
2132         mipsel-*-elf*)
2133                 tm_file="mips/elfl.h libgloss.h"
2134                 tmake_file=mips/t-ecoff
2135                 ;;
2136         mips-*-elf*)
2137                 tm_file="mips/elf.h libgloss.h"
2138                 tmake_file=mips/t-ecoff
2139                 ;;
2140         mips64el-*-elf*)
2141                 tm_file="mips/elfl64.h libgloss.h"
2142                 tmake_file=mips/t-ecoff
2143                 ;;
2144         mips64orionel-*-elf*)
2145                 tm_file="mips/elforion.h mips/elfl64.h libgloss.h"
2146                 tmake_file=mips/t-ecoff
2147                 ;;
2148         mips64-*-elf*)
2149                 tm_file="mips/elf64.h libgloss.h"
2150                 tmake_file=mips/t-ecoff
2151                 ;;
2152         mips64orion-*-elf*)
2153                 tm_file="mips/elforion.h mips/elf64.h libgloss.h"
2154                 tmake_file=mips/t-ecoff
2155                 ;;
2156         mips64orion-*-rtems*)
2157                 tm_file="mips/elforion.h mips/elfl64.h mips/rtems64.h"
2158                 tmake_file="mips/t-ecoff t-rtems"
2159                 ;;
2160         mipstx39el-*-elf*)
2161                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h libgloss.h"
2162                 tmake_file=mips/t-r3900
2163                 ;;
2164         mipstx39-*-elf*)
2165                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h libgloss.h"
2166                 tmake_file=mips/t-r3900
2167                 ;;
2168         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2169                 if [[ x$stabs = xyes ]]; then
2170                         tm_file="${tm_file} dbx.h"
2171                 fi
2172                 if [[ x$gas = xyes ]]
2173                 then
2174                         tmake_file=mips/t-mips-gas
2175                 else
2176                         extra_passes="mips-tfile mips-tdump"
2177                 fi
2178                 if [[ x$gnu_ld != xyes ]]
2179                 then
2180                         use_collect2=yes
2181                 fi
2182                 ;;
2183         mn10200-*-*)
2184                 cpu_type=mn10200
2185                 tm_file="mn10200/mn10200.h"
2186                 if [[ x$stabs = xyes ]]
2187                 then
2188                         tm_file="${tm_file} dbx.h"
2189                 fi
2190                 use_collect2=no
2191                 ;;
2192         mn10300-*-*)
2193                 cpu_type=mn10300
2194                 tm_file="mn10300/mn10300.h"
2195                 if [[ x$stabs = xyes ]]
2196                 then
2197                         tm_file="${tm_file} dbx.h"
2198                 fi
2199                 use_collect2=no
2200                 ;;
2201         ns32k-encore-bsd*)
2202                 tm_file=ns32k/encore.h
2203                 use_collect2=yes
2204                 ;;
2205         ns32k-sequent-bsd*)
2206                 tm_file=ns32k/sequent.h
2207                 use_collect2=yes
2208                 ;;
2209         ns32k-tek6100-bsd*)
2210                 tm_file=ns32k/tek6100.h
2211                 use_collect2=yes
2212                 ;;
2213         ns32k-tek6200-bsd*)
2214                 tm_file=ns32k/tek6200.h
2215                 use_collect2=yes
2216                 ;;
2217 # This has not been updated to GCC 2.
2218 #       ns32k-ns-genix*)
2219 #               xm_defines=USG
2220 #               xmake_file=ns32k/x-genix
2221 #               tm_file=ns32k/genix.h
2222 #               use_collect2=yes
2223 #               ;;
2224         ns32k-merlin-*)
2225                 tm_file=ns32k/merlin.h
2226                 use_collect2=yes
2227                 ;;
2228         ns32k-pc532-mach*)
2229                 tm_file=ns32k/pc532-mach.h
2230                 use_collect2=yes
2231                 ;;
2232         ns32k-pc532-minix*)
2233                 tm_file=ns32k/pc532-min.h
2234                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2235                 xm_defines=USG
2236                 use_collect2=yes
2237                 ;;
2238         ns32k-pc532-netbsd*)
2239                 tm_file=ns32k/netbsd.h
2240                 # On NetBSD, the headers are already okay, except for math.h.
2241                 fixincludes=fixinc.wrap
2242                 tmake_file=t-netbsd
2243                 ;;
2244         pdp11-*-bsd)
2245                 tm_file="${tm_file} pdp11/2bsd.h"
2246                 ;;
2247         pdp11-*-*)
2248                 ;;
2249         pyramid-*-*)
2250                 cpu_type=pyr
2251                 xmake_file=pyr/x-pyr
2252                 use_collect2=yes
2253                 ;;
2254         romp-*-aos*)
2255                 use_collect2=yes
2256                 ;;
2257         romp-*-mach*)
2258                 xmake_file=romp/x-mach
2259                 use_collect2=yes
2260                 ;;
2261         powerpc-*-beos*)
2262                 cpu_type=rs6000
2263                 tm_file=rs6000/beos.h
2264                 xm_file=rs6000/xm-beos.h
2265                 tmake_file=rs6000/t-beos
2266                 xmake_file=rs6000/x-beos
2267                 ;;
2268         powerpc-*-sysv* | powerpc-*-elf*)
2269                 tm_file=rs6000/sysv4.h
2270                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2271                 xm_defines="USG POSIX"
2272                 extra_headers=ppc-asm.h
2273                 if [[ x$gas = xyes ]]
2274                 then
2275                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2276                 else
2277                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2278                 fi
2279                 xmake_file=rs6000/x-sysv4
2280                 ;;
2281         powerpc-*-eabiaix*)
2282                 tm_file=rs6000/eabiaix.h
2283                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2284                 fixincludes=Makefile.in
2285                 extra_headers=ppc-asm.h
2286                 ;;
2287         powerpc-*-eabisim*)
2288                 tm_file=rs6000/eabisim.h
2289                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2290                 fixincludes=Makefile.in
2291                 extra_headers=ppc-asm.h
2292                 ;;
2293         powerpc-*-eabi*)
2294                 tm_file=rs6000/eabi.h
2295                 if [[ x$gas = xyes ]]
2296                 then
2297                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2298                 else
2299                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2300                 fi
2301                 fixincludes=Makefile.in
2302                 extra_headers=ppc-asm.h
2303                 ;;
2304         powerpc-*-rtems*)
2305                 tm_file=rs6000/rtems.h
2306                 if [[ x$gas = xyes ]]
2307                 then
2308                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2309                 else
2310                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2311                 fi
2312                 fixincludes=Makefile.in
2313                 extra_headers=ppc-asm.h
2314                 ;;
2315         powerpc-*-linux-gnulibc1)
2316                 tm_file=rs6000/linux.h
2317                 xm_file=rs6000/xm-sysv4.h
2318                 out_file=rs6000/rs6000.c
2319                 if [[ x$gas = xyes ]]
2320                 then
2321                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2322                 else
2323                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2324                 fi
2325                 xmake_file=x-linux
2326                 fixincludes=Makefile.in
2327                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2328                 extra_headers=ppc-asm.h
2329                 if [[ x$enable_threads = xyes ]]; then
2330                         thread_file='posix'
2331                 fi
2332                 ;;
2333         powerpc-*-linux-gnu*)
2334                 tm_file=rs6000/linux.h
2335                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2336                 xm_defines="USG ${xm_defines}"
2337                 out_file=rs6000/rs6000.c
2338                 if [[ x$gas = xyes ]]
2339                 then
2340                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2341                 else
2342                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2343                 fi
2344                 xmake_file=x-linux
2345                 fixincludes=Makefile.in
2346                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2347                 extra_headers=ppc-asm.h
2348                 if [[ x$enable_threads = xyes ]]; then
2349                         thread_file='posix'
2350                 fi
2351                 ;;
2352         powerpc-wrs-vxworks*)
2353                 cpu_type=rs6000
2354                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2355                 xm_defines="USG POSIX"
2356                 tm_file=rs6000/vxppc.h
2357                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2358                 extra_headers=ppc-asm.h
2359                 thread_file='vxworks'
2360                 ;;
2361         powerpcle-*-sysv* | powerpcle-*-elf*)
2362                 tm_file=rs6000/sysv4le.h
2363                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2364                 xm_defines="USG POSIX"
2365                 if [[ x$gas = xyes ]]
2366                 then
2367                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2368                 else
2369                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2370                 fi
2371                 xmake_file=rs6000/x-sysv4
2372                 extra_headers=ppc-asm.h
2373                 ;;
2374         powerpcle-*-eabisim*)
2375                 tm_file=rs6000/eabilesim.h
2376                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2377                 fixincludes=Makefile.in
2378                 extra_headers=ppc-asm.h
2379                 ;;
2380         powerpcle-*-eabi*)
2381                 tm_file=rs6000/eabile.h
2382                 if [[ x$gas = xyes ]]
2383                 then
2384                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2385                 else
2386                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2387                 fi
2388                 fixincludes=Makefile.in
2389                 extra_headers=ppc-asm.h
2390                 ;;
2391         powerpcle-*-winnt* )
2392                 tm_file=rs6000/win-nt.h
2393                 tmake_file=rs6000/t-winnt
2394 #               extra_objs=pe.o
2395                 fixincludes=Makefile.in
2396                 if [[ x$enable_threads = xyes ]]; then
2397                         thread_file='win32'
2398                 fi
2399                 extra_headers=ppc-asm.h
2400                 ;;
2401         powerpcle-*-pe | powerpcle-*-cygwin32)
2402                 tm_file=rs6000/cygwin32.h
2403                 xm_file="rs6000/xm-cygwin32.h ${xm_file}"
2404                 tmake_file=rs6000/t-winnt
2405                 xmake_file=rs6000/x-cygwin32
2406 #               extra_objs=pe.o
2407                 fixincludes=Makefile.in
2408                 if [[ x$enable_threads = xyes ]]; then
2409                         thread_file='win32'
2410                 fi
2411                 exeext=.exe
2412                 extra_headers=ppc-asm.h
2413                 ;;
2414         powerpcle-*-solaris2*)
2415                 tm_file=rs6000/sol2.h
2416                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2417                 xm_defines="USG POSIX"
2418                 if [[ x$gas = xyes ]]
2419                 then
2420                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2421                 else
2422                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2423                 fi
2424                 xmake_file=rs6000/x-sysv4
2425                 case $machine in
2426                 *-*-solaris2.[[0-4]])
2427                         fixincludes=fixinc.svr4;;
2428                 *)
2429                         fixincludes=fixinc.wrap;;
2430                 esac
2431                 extra_headers=ppc-asm.h
2432                 ;;
2433         rs6000-ibm-aix3.[[01]]*)
2434                 tm_file=rs6000/aix31.h
2435                 xmake_file=rs6000/x-aix31
2436                 use_collect2=yes
2437                 ;;
2438         rs6000-ibm-aix3.2.[[456789]]* | powerpc-ibm-aix3.2.[[456789]]*)
2439                 tm_file=rs6000/aix3newas.h
2440                 if [[ x$host != x$target ]]
2441                 then
2442                         tmake_file=rs6000/t-xnewas
2443                 else
2444                         tmake_file=rs6000/t-newas
2445                 fi
2446                 use_collect2=yes
2447                 ;;
2448         rs6000-ibm-aix4.[[12]].* | powerpc-ibm-aix4.[[12]].*)
2449                 tm_file=rs6000/aix41.h
2450                 if [[ x$host != x$target ]]
2451                 then
2452                         tmake_file=rs6000/t-xnewas
2453                 else
2454                         tmake_file=rs6000/t-newas
2455                 fi
2456                 xmake_file=rs6000/x-aix41
2457                 use_collect2=yes
2458                 ;;
2459         rs6000-ibm-aix4.[[3456789]].* | powerpc-ibm-aix4.[[3456789]].*)
2460                 tm_file=rs6000/aix43.h
2461                 if [[ x$host != x$target ]]
2462                 then
2463                         tmake_file=rs6000/t-xaix43
2464                 else
2465                         tmake_file=rs6000/t-aix43
2466                 fi
2467                 xmake_file=rs6000/x-aix43
2468                 use_collect2=yes
2469                 ;;
2470         rs6000-ibm-aix[[56789]].* | powerpc-ibm-aix[[56789]].*)
2471                 tm_file=rs6000/aix43.h
2472                 if [[ x$host != x$target ]]
2473                 then
2474                         tmake_file=rs6000/t-xaix43
2475                 else
2476                         tmake_file=rs6000/t-aix43
2477                 fi
2478                 xmake_file=rs6000/x-aix43
2479                 use_collect2=yes
2480                 ;;
2481         rs6000-ibm-aix*)
2482                 use_collect2=yes
2483                 ;;
2484         rs6000-bull-bosx)
2485                 use_collect2=yes
2486                 ;;
2487         rs6000-*-mach*)
2488                 tm_file=rs6000/mach.h
2489                 xm_file="${xm_file} rs6000/xm-mach.h"
2490                 xmake_file=rs6000/x-mach
2491                 use_collect2=yes
2492                 ;;
2493         rs6000-*-lynxos*)
2494                 tm_file=rs6000/lynx.h
2495                 xm_file=rs6000/xm-lynx.h
2496                 tmake_file=rs6000/t-rs6000
2497                 xmake_file=rs6000/x-lynx
2498                 use_collect2=yes
2499                 ;;
2500         sh-*-elf*)
2501                 tm_file=sh/elf.h
2502                 float_format=sh
2503                 ;;
2504         sh-*-rtems*)
2505                 tmake_file="sh/t-sh t-rtems"
2506                 tm_file=sh/rtems.h
2507                 float_format=sh
2508                 ;;
2509         sh-*-*)
2510                 float_format=sh
2511                 ;;
2512         sparc-tti-*)
2513                 tm_file=sparc/pbd.h
2514                 xm_file="xm-alloca.h ${xm_file}"
2515                 xm_defines=USG
2516                 ;;
2517         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
2518                 tm_file=sparc/vxsparc.h
2519                 tmake_file=sparc/t-vxsparc
2520                 use_collect2=yes
2521                 thread_file='vxworks'
2522                 ;;
2523         sparc-*-aout*)
2524                 tmake_file=sparc/t-sparcbare
2525                 tm_file="sparc/aout.h libgloss.h"
2526                 ;;
2527         sparc-*-netbsd*)
2528                 tm_file=sparc/netbsd.h
2529                 # On NetBSD, the headers are already okay, except for math.h.
2530                 fixincludes=fixinc.wrap
2531                 tmake_file=t-netbsd
2532                 ;;
2533         sparc-*-bsd*)
2534                 tm_file=sparc/bsd.h
2535                 ;;
2536         sparc-*-elf*)
2537                 tm_file=sparc/elf.h
2538                 tmake_file=sparc/t-elf
2539                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
2540                 #float_format=i128
2541                 float_format=i64
2542                 ;;
2543         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
2544                 xm_file="${xm_file} sparc/xm-linux.h"
2545                 tm_file=sparc/linux-aout.h
2546                 xmake_file=x-linux
2547                 fixincludes=Makefile.in #On Linux, the headers are ok already.
2548                 gnu_ld=yes
2549                 ;;
2550         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
2551                 xm_file="${xm_file} sparc/xm-linux.h"
2552                 xmake_file=x-linux
2553                 tm_file=sparc/linux.h
2554                 tmake_file="t-linux t-linux-gnulibc1"
2555                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2556                 fixincludes=Makefile.in #On Linux, the headers are ok already.
2557                 gnu_ld=yes
2558                 ;;
2559         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
2560                 xm_file="${xm_file} sparc/xm-linux.h"
2561                 xmake_file=x-linux
2562                 tm_file=sparc/linux.h
2563                 tmake_file="t-linux"
2564                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2565                 fixincludes=Makefile.in #On Linux, the headers are ok already.
2566                 gnu_ld=yes
2567                 if [[ x$enable_threads = xyes ]]; then
2568                         thread_file='posix'
2569                 fi
2570                 ;;
2571         sparc-*-lynxos*)
2572                 if [[ x$gas = xyes ]]
2573                 then
2574                         tm_file=sparc/lynx.h
2575                 else
2576                         tm_file=sparc/lynx-ng.h
2577                 fi
2578                 xm_file=sparc/xm-lynx.h
2579                 tmake_file=sparc/t-sunos41
2580                 xmake_file=x-lynx
2581                 ;;
2582         sparc-*-rtems*)
2583                 tmake_file="sparc/t-sparcbare t-rtems"
2584                 tm_file=sparc/rtems.h
2585                 ;;
2586         sparc-*-solaris2*)
2587                 if [[ x$gnu_ld = xyes ]]
2588                 then
2589                         tm_file=sparc/sol2.h
2590                 else
2591                         tm_file=sparc/sol2-sld.h
2592                 fi
2593                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
2594                 xm_defines="USG POSIX"
2595                 tmake_file=sparc/t-sol2
2596                 xmake_file=sparc/x-sysv4
2597                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
2598                 case $machine in
2599                 *-*-solaris2.[[0-4]])
2600                         fixincludes=fixinc.svr4;;
2601                 *)
2602                         fixincludes=fixinc.wrap;;
2603                 esac
2604                 float_format=i128
2605                 if [[ x${enable_threads} = x ]]; then
2606                     enable_threads=$have_pthread_h
2607                     if [[ x${enable_threads} = x ]]; then
2608                         enable_threads=$have_thread_h
2609                     fi
2610                 fi
2611                 if [[ x${enable_threads} = xyes ]]; then
2612                     if [[ x${have_pthread_h} = xyes ]]; then
2613                         thread_file='posix'
2614                     else
2615                         thread_file='solaris'
2616                     fi
2617                 fi
2618                 ;;
2619         sparc-*-sunos4.0*)
2620                 tm_file=sparc/sunos4.h
2621                 tmake_file=sparc/t-sunos40
2622                 use_collect2=yes
2623                 ;;
2624         sparc-*-sunos4*)
2625                 tm_file=sparc/sunos4.h
2626                 tmake_file=sparc/t-sunos41
2627                 use_collect2=yes
2628                 if [[ x$gas = xyes ]]; then
2629                         tm_file="${tm_file} sparc/sun4gas.h"
2630                 fi
2631                 ;;
2632         sparc-*-sunos3*)
2633                 tm_file=sparc/sun4o3.h
2634                 use_collect2=yes
2635                 ;;
2636         sparc-*-sysv4*)
2637                 tm_file=sparc/sysv4.h
2638                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
2639                 xm_defines="USG POSIX"
2640                 tmake_file=t-svr4
2641                 xmake_file=sparc/x-sysv4
2642                 extra_parts="crtbegin.o crtend.o"
2643                 ;;
2644         sparc-*-vxsim*)
2645                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
2646                 xm_defines="USG POSIX"
2647                 tm_file=sparc/vxsim.h
2648                 tmake_file=sparc/t-vxsparc
2649                 xmake_file=sparc/x-sysv4
2650                 ;;
2651         sparclet-*-aout*)
2652                 tm_file="sparc/splet.h libgloss.h"
2653                 tmake_file=sparc/t-splet
2654                 ;;
2655         sparclite-*-coff*)
2656                 tm_file="sparc/litecoff.h libgloss.h"
2657                 tmake_file=sparc/t-sparclite
2658                 ;;
2659         sparclite-*-aout*)
2660                 tm_file="sparc/lite.h aoutos.h libgloss.h"
2661                 tmake_file=sparc/t-sparclite
2662                 ;;
2663         sparc64-*-aout*)
2664                 tmake_file=sparc/t-sp64
2665                 tm_file=sparc/sp64-aout.h
2666                 ;;
2667         sparc64-*-elf*)
2668                 tmake_file=sparc/t-sp64
2669                 tm_file=sparc/sp64-elf.h
2670                 extra_parts="crtbegin.o crtend.o"
2671                 ;;
2672         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
2673                 tmake_file=sparc/t-sp64
2674                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
2675                 tm_file=sparc/linux64.h
2676                 xmake_file=x-linux
2677                 fixincludes=Makefile.in # The headers are ok already.
2678                 gnu_ld=yes
2679                 ;;
2680 # This hasn't been upgraded to GCC 2.
2681 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
2682 #               tm_file=tahoe/harris.h
2683 #               ;;
2684 #       tahoe-*-bsd*)                   # tahoe running BSD
2685 #               ;;
2686         thumb-*-coff* | thumbel-*-coff*)
2687                 tm_file=arm/tcoff.h
2688                 out_file=arm/thumb.c
2689                 xm_file=arm/xm-thumb.h
2690                 md_file=arm/thumb.md
2691                 tmake_file=arm/t-thumb
2692                 ;;
2693 # This hasn't been upgraded to GCC 2.
2694 #       tron-*-*)
2695 #               cpu_type=gmicro
2696 #               use_collect2=yes
2697 #               ;;
2698         v850-*-*)
2699                 cpu_type=v850
2700                 tm_file="v850/v850.h"
2701                 xm_file="v850/xm-v850.h"
2702                 tmake_file=v850/t-v850
2703                 if [[ x$stabs = xyes ]]
2704                 then
2705                         tm_file="${tm_file} dbx.h"
2706                 fi
2707                 use_collect2=no
2708                 ;;
2709         vax-*-bsd*)                     # vaxen running BSD
2710                 use_collect2=yes
2711                 float_format=vax
2712                 ;;
2713         vax-*-sysv*)                    # vaxen running system V
2714                 tm_file="${tm_file} vax/vaxv.h"
2715                 xm_defines=USG
2716                 float_format=vax
2717                 ;;
2718         vax-*-netbsd*)
2719                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
2720                 # On NetBSD, the headers are already okay, except for math.h.
2721                 fixincludes=fixinc.wrap
2722                 tmake_file=t-netbsd
2723                 float_format=vax
2724                 ;;
2725         vax-*-ultrix*)                  # vaxen running ultrix
2726                 tm_file="${tm_file} vax/ultrix.h"
2727                 use_collect2=yes
2728                 float_format=vax
2729                 ;;
2730         vax-*-vms*)                     # vaxen running VMS
2731                 xm_file=vax/xm-vms.h
2732                 tm_file=vax/vms.h
2733                 float_format=vax
2734                 ;;
2735         vax-*-*)                        # vax default entry
2736                 float_format=vax
2737                 ;;
2738         we32k-att-sysv*)
2739                 xm_file="${xm_file} xm-svr3"
2740                 use_collect2=yes
2741                 ;;
2742         *)
2743                 echo "Configuration $machine not supported" 1>&2
2744                 exit 1
2745                 ;;
2746         esac
2747
2748         case $machine in
2749         *-*-linux-gnu*)
2750                 ;; # Existing GNU/Linux systems do not use the GNU setup.
2751         *-*-gnu*)
2752                 # On the GNU system, the setup is just about the same on
2753                 # each different CPU.  The specific machines that GNU
2754                 # supports are matched above and just set $cpu_type.
2755                 xm_file="xm-gnu.h ${xm_file}"
2756                 tm_file=${cpu_type}/gnu.h
2757                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
2758                 # GNU always uses ELF.
2759                 elf=yes
2760                 # GNU tools are the only tools.
2761                 gnu_ld=yes
2762                 gas=yes
2763                 # On GNU, the headers are already okay.
2764                 fixincludes=Makefile.in
2765                 xmake_file=x-linux      # These details are the same as Linux.
2766                 tmake_file=t-gnu        # These are not.
2767                 ;;
2768         *-*-sysv4*)
2769                 fixincludes=fixinc.svr4
2770                 xmake_try_sysv=x-sysv
2771                 install_headers_dir=install-headers-cpio
2772                 ;;
2773         *-*-sysv*)
2774                 install_headers_dir=install-headers-cpio
2775                 ;;
2776         esac
2777
2778         # Distinguish i[34567]86
2779         # Also, do not run mips-tfile on MIPS if using gas.
2780         # Process --with-cpu= for PowerPC/rs6000
2781         target_cpu_default2=
2782         case $machine in
2783         i486-*-*)
2784                 target_cpu_default2=1
2785                 ;;
2786         i586-*-*)
2787                 target_cpu_default2=2
2788                 ;;
2789         i686-*-* | i786-*-*)
2790                 target_cpu_default2=3
2791                 ;;
2792         alpha*-*-*)
2793                 case $machine in
2794                         alphaev6*)
2795                                 target_cpu_default2="MASK_CPU_EV6|MASK_BXW|MASK_CIX|MASK_MAX"
2796                                 ;;
2797                         alphapca56*)
2798                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
2799                                 ;;
2800                         alphaev56*)
2801                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
2802                                 ;;
2803                         alphaev5*)
2804                                 target_cpu_default2="MASK_CPU_EV5"
2805                                 ;;
2806                 esac
2807
2808                 if [[ x$gas = xyes ]]
2809                 then
2810                         if [[ "$target_cpu_default2" = "" ]]
2811                         then
2812                                 target_cpu_default2="MASK_GAS"
2813                         else
2814                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
2815                         fi
2816                 fi
2817                 ;;
2818         arm*-*-*)
2819                 case "x$with_cpu" in
2820                         x)
2821                                 # The most generic
2822                                 target_cpu_default2="TARGET_CPU_generic"
2823                                 ;;
2824
2825                         # Distinguish cores, and major variants
2826                         # arm7m doesn't exist, but D & I don't affect code
2827                         xarm[23678] | xarm250 | xarm[67][01]0 \
2828                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
2829                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
2830                         | xstrongarm | xstrongarm110)
2831                                 target_cpu_default2="TARGET_CPU_$with_cpu"
2832                                 ;;
2833
2834                         xyes | xno)
2835                                 echo "--with-cpu must be passed a value" 1>&2
2836                                 exit 1
2837                                 ;;
2838
2839                         *)
2840                                 if [[ x$pass2done = xyes ]]
2841                                 then
2842                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
2843                                         exit 1
2844                                 fi
2845                                 ;;
2846                 esac
2847                 ;;
2848
2849         mips*-*-ecoff* | mips*-*-elf*)
2850                 if [[ x$gas = xyes ]]
2851                 then
2852                         if [[ x$gnu_ld = xyes ]]
2853                         then
2854                                 target_cpu_default2=20
2855                         else
2856                                 target_cpu_default2=16
2857                         fi
2858                 fi
2859                 ;;
2860         mips*-*-*)
2861                 if [[ x$gas = xyes ]]
2862                 then
2863                         target_cpu_default2=16
2864                 fi
2865                 ;;
2866         powerpc*-*-* | rs6000-*-*)
2867                 case "x$with_cpu" in
2868                         x)
2869                                 ;;
2870
2871                         xcommon | xpower | xpower2 | xpowerpc | xrios \
2872                           | xrios1 | xrios2 | xrsc | xrsc1 \
2873                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
2874                           | x403 | x505 | x801 | x821 | x823 | x860)
2875                                 target_cpu_default2="\"$with_cpu\""
2876                                 ;;
2877
2878                         xyes | xno)
2879                                 echo "--with-cpu must be passed a value" 1>&2
2880                                 exit 1
2881                                 ;;
2882
2883                         *)
2884                                 if [[ x$pass2done = xyes ]]
2885                                 then
2886                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
2887                                         exit 1
2888                                 fi
2889                                 ;;
2890                 esac
2891                 ;;
2892         sparc*-*-*)
2893                 case ".$with_cpu" in
2894                         .)
2895                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
2896                                 ;;
2897                         .supersparc | .ultrasparc | .v7 | .v8 | .v9)
2898                                 target_cpu_default2="TARGET_CPU_$with_cpu"
2899                                 ;;
2900                         *)
2901                                 if [[ x$pass2done = xyes ]]
2902                                 then
2903                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
2904                                         exit 1
2905                                 fi
2906                                 ;;
2907                 esac
2908                 ;;
2909         esac
2910
2911         if [[ "$target_cpu_default2" != "" ]]
2912         then
2913                 if [[ "$target_cpu_default" != "" ]]
2914                 then
2915                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
2916                 else
2917                         target_cpu_default=$target_cpu_default2
2918                 fi
2919         fi
2920
2921         # No need for collect2 if we have the GNU linker.
2922         # Actually, there is now; GNU ld doesn't handle the EH info or
2923         # collecting for shared libraries.
2924         # Instead we always turn on use_collect2; it's a rather heavyweight
2925         # solution to the problem, but it works.
2926         use_collect2=yes
2927
2928 # Save data on machine being used to compile GCC in build_xm_file.
2929 # Save data on host machine in vars host_xm_file and host_xmake_file.
2930         if [[ x$pass1done = x ]]
2931         then
2932                 if [[ x"$xm_file" = x ]]
2933                 then build_xm_file=$cpu_type/xm-$cpu_type.h
2934                 else build_xm_file=$xm_file
2935                 fi
2936                 build_xm_defines=$xm_defines
2937                 build_install_headers_dir=$install_headers_dir
2938                 build_exeext=$exeext
2939                 pass1done=yes
2940         else
2941                 if [[ x$pass2done = x ]]
2942                 then
2943                         if [[ x"$xm_file" = x ]]
2944                         then host_xm_file=$cpu_type/xm-$cpu_type.h
2945                         else host_xm_file=$xm_file
2946                         fi
2947                         host_xm_defines=$xm_defines
2948                         if [[ x"$xmake_file" = x ]]
2949                         then xmake_file=$cpu_type/x-$cpu_type
2950                         fi
2951                         host_xmake_file="$xmake_file"
2952                         host_truncate_target=$truncate_target
2953                         host_extra_gcc_objs=$extra_gcc_objs
2954                         host_extra_objs=$extra_host_objs
2955                         host_exeext=$exeext
2956                         pass2done=yes
2957                 fi
2958         fi
2959 done
2960
2961 extra_objs="${host_extra_objs} ${extra_objs}"
2962
2963 # Default the target-machine variables that were not explicitly set.
2964 if [[ x"$tm_file" = x ]]
2965 then tm_file=$cpu_type/$cpu_type.h; fi
2966
2967 if [[ x$extra_headers = x ]]
2968 then extra_headers=; fi
2969
2970 if [[ x"$xm_file" = x ]]
2971 then xm_file=$cpu_type/xm-$cpu_type.h; fi
2972
2973 if [[ x$md_file = x ]]
2974 then md_file=$cpu_type/$cpu_type.md; fi
2975
2976 if [[ x$out_file = x ]]
2977 then out_file=$cpu_type/$cpu_type.c; fi
2978
2979 if [[ x"$tmake_file" = x ]]
2980 then tmake_file=$cpu_type/t-$cpu_type
2981 fi
2982
2983 if [[ x$float_format = x ]]
2984 then float_format=i64
2985 fi
2986
2987 if [[ x$enable_haifa = x ]]
2988 then
2989   case $target in
2990     alpha*-* | hppa1.?-* | powerpc*-* | rs6000-* | *sparc-* | m32r*-*)
2991       enable_haifa=yes;;
2992   esac
2993 fi
2994
2995 # Say what files are being used for the output code and MD file.
2996 echo "Using \`$srcdir/config/$out_file' to output insns."
2997 echo "Using \`$srcdir/config/$md_file' as machine description file."
2998
2999 count=a
3000 for f in $tm_file; do
3001         count=${count}x
3002 done
3003 if [[ $count = ax ]]; then
3004         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3005 else
3006         echo "Using the following target machine macro files:"
3007         for f in $tm_file; do
3008                 echo "  $srcdir/config/$f"
3009         done
3010 fi
3011
3012 count=a
3013 for f in $host_xm_file; do
3014         count=${count}x
3015 done
3016 if [[ $count = ax ]]; then
3017         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3018 else
3019         echo "Using the following host machine macro files:"
3020         for f in $host_xm_file; do
3021                 echo "  $srcdir/config/$f"
3022         done
3023 fi
3024
3025 if [[ "$host_xm_file" != "$build_xm_file" ]]; then
3026         count=a
3027         for f in $build_xm_file; do
3028                 count=${count}x
3029         done
3030         if [[ $count = ax ]]; then
3031                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3032         else
3033                 echo "Using the following build machine macro files:"
3034                 for f in $build_xm_file; do
3035                         echo "  $srcdir/config/$f"
3036                 done
3037         fi
3038 fi
3039
3040 if [[ x$thread_file = x ]]; then
3041         if [[ x$target_thread_file != x ]]; then
3042                 thread_file=$target_thread_file
3043         else
3044                 thread_file='single'
3045         fi
3046 fi
3047
3048 # Set up the header files.
3049 # $links is the list of header files to create.
3050 # $vars is the list of shell variables with file names to include.
3051 # auto-host.h is the file containing items generated by autoconf and is
3052 # the first file included by config.h.
3053 null_defines=
3054 host_xm_file="auto-host.h ${host_xm_file}"
3055
3056 # If host=build, it is correct to have hconfig include auto-host.h
3057 # as well.  If host!=build, we are in error and need to do more
3058 # work to find out the build config parameters.
3059 if [[ x$host = x$build ]]
3060 then
3061         build_xm_file="auto-host.h ${build_xm_file}"
3062 else
3063         # We create a subdir, then run autoconf in the subdir.
3064         # To prevent recursion we set host and build for the new
3065         # invocation of configure to the build for this invocation
3066         # of configure.
3067         tempdir=build.$$
3068         rm -rf $tempdir
3069         mkdir $tempdir
3070         cd $tempdir
3071         case ${srcdir} in
3072         /*) realsrcdir=${srcdir};;
3073         *) realsrcdir=../${srcdir};;
3074         esac
3075         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3076                 --target=$target --host=$build --build=$build
3077
3078         # We just finished tests for the build machine, so rename
3079         # the file auto-build.h in the gcc directory.
3080         mv auto-host.h ../auto-build.h
3081         cd ..
3082         rm -rf $tempdir
3083         build_xm_file="auto-build.h ${build_xm_file}"
3084 fi
3085
3086 vars="host_xm_file tm_file xm_file build_xm_file"
3087 links="config.h tm.h tconfig.h hconfig.h"
3088 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3089
3090 rm -f config.bak
3091 if [[ -f config.status ]]; then mv -f config.status config.bak; fi
3092
3093 # Make the links.
3094 while [[ -n "$vars" ]]
3095 do
3096         set $vars; var=$1; shift; vars=$*
3097         set $links; link=$1; shift; links=$*
3098         set $defines; define=$1; shift; defines=$*
3099
3100         rm -f $link
3101
3102         # Define TARGET_CPU_DEFAULT if the system wants one.
3103         # This substitutes for lots of *.h files.
3104         if [[ "$target_cpu_default" != "" -a $link = tm.h ]]
3105         then
3106                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3107         fi
3108
3109         for file in `eval echo '$'$var`; do
3110                 echo "#include \"$file\"" >>$link
3111         done
3112
3113         for def in `eval echo '$'$define`; do
3114                 echo "#ifndef $def" >>$link
3115                 echo "#define $def" >>$link
3116                 echo "#endif" >>$link
3117         done
3118 done
3119
3120 # Truncate the target if necessary
3121 if [[ x$host_truncate_target != x ]]; then
3122         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3123 fi
3124
3125 # Get the version number from the toplevel
3126 version=`sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/' < ${srcdir}/version.c`
3127
3128 # Get an absolute path to the GCC top-level source directory
3129 holddir=`pwd`
3130 cd $srcdir
3131 topdir=`pwd`
3132 cd $holddir
3133
3134 # Conditionalize the makefile for this host machine.
3135 # Make-host contains the concatenation of all host makefile fragments
3136 # [there can be more than one].  This file is built by configure.frag.
3137 host_overrides=Make-host
3138 dep_host_xmake_file=
3139 for f in .. ${host_xmake_file}
3140 do
3141         if [[ -f ${srcdir}/config/$f ]]
3142         then
3143                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3144         fi
3145 done
3146
3147 # Conditionalize the makefile for this target machine.
3148 # Make-target contains the concatenation of all host makefile fragments
3149 # [there can be more than one].  This file is built by configure.frag.
3150 target_overrides=Make-target
3151 dep_tmake_file=
3152 for f in .. ${tmake_file}
3153 do
3154         if [[ -f ${srcdir}/config/$f ]]
3155         then
3156                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3157         fi
3158 done
3159
3160 # If the host doesn't support symlinks, modify CC in
3161 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3162 # Otherwise, we can use "CC=$(CC)".
3163 rm -f symtest.tem
3164 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3165 then
3166         cc_set_by_configure="\$(CC)"
3167         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3168 else
3169         rm -f symtest.tem
3170         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3171         then
3172                 symbolic_link="cp -p"
3173         else
3174                 symbolic_link="cp"
3175         fi
3176         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
3177         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
3178 fi
3179 rm -f symtest.tem
3180
3181 out_object_file=`basename $out_file .c`.o
3182
3183 tm_file_list=
3184 for f in $tm_file; do
3185         tm_file_list="${tm_file_list} \$(srcdir)/config/$f"
3186 done
3187
3188 host_xm_file_list=
3189 for f in $host_xm_file; do
3190         if test $f != "auto-host.h"; then
3191                 host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f"
3192         else
3193                 host_xm_file_list="${host_xm_file_list} auto-host.h"
3194         fi
3195 done
3196
3197 build_xm_file_list=
3198 for f in $build_xm_file; do
3199         if test $f != "auto-build.h"; then
3200                 if test $f != "auto-host.h"; then
3201                         build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f"
3202                 else
3203                         build_xm_file_list="${build_xm_file_list} auto-host.h"
3204                 fi
3205         else
3206                 build_xm_file_list="${build_xm_file_list} auto-build.h"
3207         fi
3208 done
3209
3210 # Define macro CROSS_COMPILE in compilation
3211 # if this is a cross-compiler.
3212 # Also use all.cross instead of all.internal
3213 # and add cross-make to Makefile.
3214 cross_overrides="/dev/null"
3215 if [[ x$host != x$target ]]
3216 then
3217         cross_defines="CROSS=-DCROSS_COMPILE"
3218         cross_overrides="${topdir}/cross-make"
3219 fi
3220
3221 # When building gcc with a cross-compiler, we need to fix a few things.
3222 # This must come after cross-make as we want all.build to override
3223 # all.cross.
3224 build_overrides="/dev/null"
3225 if [[ x$build != x$host ]]
3226 then
3227         build_overrides="${topdir}/build-make"
3228 fi
3229
3230 # Expand extra_headers to include complete path.
3231 # This substitutes for lots of t-* files.
3232 extra_headers_list=
3233 if [[ "x$extra_headers" = x ]]
3234 then true
3235 else
3236         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
3237         for file in $extra_headers;
3238         do
3239                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
3240         done
3241 fi
3242
3243 # Add a definition of USE_COLLECT2 if system wants one.
3244 # Also tell toplev.c what to do.
3245 # This substitutes for lots of t-* files.
3246 if [[ x$use_collect2 = x ]]
3247 then
3248         will_use_collect2=
3249         maybe_use_collect2=
3250 else
3251         will_use_collect2="collect2"
3252         maybe_use_collect2="-DUSE_COLLECT2"
3253 fi
3254
3255 # NEED TO CONVERT
3256 # Set MD_DEPS if the real md file is in md.pre-cpp.
3257 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
3258 # for line oriented comments, so we must always use a GNU cpp.  If
3259 # building gcc with a cross compiler, use the cross compiler just
3260 # built.  Otherwise, we can use the cpp just built.
3261 md_file_sub=
3262 if [[ "x$md_cppflags" = x ]]
3263 then
3264         md_file_sub=$srcdir/config/$md_file
3265 else
3266         md_file=md
3267 fi
3268
3269 # If we have gas in the build tree, make a link to it.
3270 if [[ -f ../gas/Makefile ]]; then
3271         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
3272 fi
3273
3274 # If we have nm in the build tree, make a link to it.
3275 if [[ -f ../binutils/Makefile ]]; then
3276         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
3277 fi
3278
3279 # If we have ld in the build tree, make a link to it.
3280 if [[ -f ../ld/Makefile ]]; then
3281 #       if [[ x$use_collect2 = x ]]; then
3282 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
3283 #       else
3284                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
3285 #       fi
3286 fi
3287
3288 # Figure out what assembler alignment features are present.
3289 AC_MSG_CHECKING(assembler alignment features)
3290 gcc_cv_as=
3291 gcc_cv_as_alignment_features=
3292 if [[ -x as$host_exeext ]]; then
3293         # Build using assembler in the current directory.
3294         gcc_cv_as=./as$host_exeext
3295 elif [[ -f $srcdir/../gas/configure.in ]]; then
3296         # Single tree build which includes gas.
3297         for f in $srcdir/../gas/configure.in $srcdir/../gas/Makefile.in
3298         do
3299                 gcc_cv_gas_version=`grep '^VERSION=[[0-9]]*\.[[0-9]]*' $f`
3300                 if [[ x$gcc_cv_gas_version != x ]]; then
3301                         break
3302                 fi
3303         done
3304         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([[0-9]]*\)"`
3305         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[[0-9]]*\.\([[0-9]]*\)"`
3306         # Gas version 2.8 and later support specifying the maximum
3307         # bytes to skip when using .p2align.
3308         if [[ "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2 ]]; then
3309                 gcc_cv_as_alignment_features=".p2align including maximum skip"
3310                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
3311         fi
3312 elif [[ x$host = x$target ]]; then
3313         # Native build.
3314         gcc_cv_as=as$host_exeext
3315 fi
3316 if [[ x$gcc_cv_as != x ]]; then
3317         # Check if specifying the maximum bytes to skip when
3318         # using .p2align is supported.
3319         echo ".p2align 4,,7" > conftest.s
3320         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
3321                 gcc_cv_as_alignment_features=".p2align including maximum skip"
3322                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
3323         fi
3324         rm -f conftest.s conftest.o
3325 fi
3326 AC_MSG_RESULT($gcc_cv_as_alignment_features)
3327
3328 # Figure out what language subdirectories are present.
3329 subdirs=
3330 for lang in ${srcdir}/*/config-lang.in ..
3331 do
3332         case $lang in
3333         ..) ;;
3334         # The odd quoting in the next line works around
3335         # an apparent bug in bash 1.12 on linux.
3336         ${srcdir}/[[*]]/config-lang.in) ;;
3337         *) subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([[^/]]*\)/config-lang.in$,\1,'`" ;;
3338         esac
3339 done
3340
3341 # Make gthr-default.h if we have a thread file.
3342 gthread_flags=
3343 if [[ $thread_file != single ]]; then
3344     rm -f gthr-default.h
3345     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
3346     gthread_flags=-DHAVE_GTHR_DEFAULT
3347 fi
3348 AC_SUBST(gthread_flags)
3349
3350 # Make empty files to contain the specs and options for each language.
3351 # Then add #include lines to for a compiler that has specs and/or options.
3352
3353 lang_specs_files=
3354 lang_options_files=
3355 rm -f specs.h options.h
3356 touch specs.h options.h
3357 for subdir in . $subdirs
3358 do
3359         if [[ -f $srcdir/$subdir/lang-specs.h ]]; then
3360                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
3361                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
3362         fi
3363         if [[ -f $srcdir/$subdir/lang-options.h ]]; then
3364                 echo "#include \"$subdir/lang-options.h\"" >>options.h
3365                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
3366         fi
3367 done
3368
3369 # These (without "all_") are set in each config-lang.in.
3370 # `language' must be a single word so is spelled singularly.
3371 all_languages=
3372 all_boot_languages=
3373 all_compilers=
3374 all_stagestuff=
3375 all_diff_excludes=
3376 all_outputs=Makefile
3377 # List of language makefile fragments.
3378 all_lang_makefiles=
3379 all_headers=
3380 all_lib2funcs=
3381
3382 # Add the language fragments.
3383 # Languages are added via two mechanisms.  Some information must be
3384 # recorded in makefile variables, these are defined in config-lang.in.
3385 # We accumulate them and plug them into the main Makefile.
3386 # The other mechanism is a set of hooks for each of the main targets
3387 # like `clean', `install', etc.
3388
3389 language_fragments="Make-lang"
3390 language_hooks="Make-hooks"
3391 oldstyle_subdirs=
3392
3393 for s in .. $subdirs
3394 do
3395         if [[ $s != ".." ]]
3396         then
3397                 language=
3398                 boot_language=
3399                 compilers=
3400                 stagestuff=
3401                 diff_excludes=
3402                 headers=
3403                 outputs=
3404                 lib2funcs=
3405                 . ${srcdir}/$s/config-lang.in
3406                 if [[ "x$language" = x ]]
3407                 then
3408                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
3409                         exit 1
3410                 fi
3411                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
3412                 all_languages="$all_languages $language"
3413                 if [[ "x$boot_language" = xyes ]]
3414                 then
3415                         all_boot_languages="$all_boot_languages $language"
3416                 fi
3417                 all_compilers="$all_compilers $compilers"
3418                 all_stagestuff="$all_stagestuff $stagestuff"
3419                 all_diff_excludes="$all_diff_excludes $diff_excludes"
3420                 all_headers="$all_headers $headers"
3421                 all_outputs="$all_outputs $outputs"
3422                 if [[ x$outputs = x ]]
3423                 then
3424                         oldstyle_subdirs="$oldstyle_subdirs $s"
3425                 fi
3426                 all_lib2funcs="$all_lib2funcs $lib2funcs"
3427         fi
3428 done
3429
3430 # Since we can't use `::' targets, we link each language in
3431 # with a set of hooks, reached indirectly via lang.${target}.
3432
3433 rm -f Make-hooks
3434 touch Make-hooks
3435 target_list="all.build all.cross start.encap rest.encap \
3436         info dvi \
3437         install-normal install-common install-info install-man \
3438         uninstall distdir \
3439         mostlyclean clean distclean extraclean maintainer-clean \
3440         stage1 stage2 stage3 stage4"
3441 for t in $target_list
3442 do
3443         x=
3444         for l in .. $all_languages
3445         do
3446                 if [[ $l != ".." ]]; then
3447                         x="$x $l.$t"
3448                 fi
3449         done
3450         echo "lang.$t: $x" >> Make-hooks
3451 done
3452
3453 # If we're not building in srcdir, create .gdbinit.
3454
3455 if [[ ! -f Makefile.in ]]; then
3456         echo "dir ." > .gdbinit
3457         echo "dir ${srcdir}" >> .gdbinit
3458         if [[ x$gdb_needs_out_file_path = xyes ]]
3459         then
3460                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
3461         fi
3462         if [[ "x$subdirs" != x ]]; then
3463                 for s in $subdirs
3464                 do
3465                         echo "dir ${srcdir}/$s" >> .gdbinit
3466                 done
3467         fi
3468         echo "source ${srcdir}/.gdbinit" >> .gdbinit
3469 fi
3470
3471 # Define variables host_canonical and build_canonical
3472 # because some Cygnus local changes in the Makefile depend on them.
3473 build_canonical=${build}
3474 host_canonical=${host}
3475 target_subdir=
3476 if [[ "${host}" != "${target}" ]] ; then
3477     target_subdir=${target}/
3478 fi
3479 AC_SUBST(build_canonical)
3480 AC_SUBST(host_canonical)
3481 AC_SUBST(target_subdir)
3482
3483 # If this is using newlib, then define inhibit_libc in
3484 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
3485 # libgcc.a, but that's OK because newib should have its own version of
3486 # assert.h.
3487 inhibit_libc=
3488 if [[ x$with_newlib = xyes ]]; then
3489         inhibit_libc=-Dinhibit_libc
3490 fi
3491 AC_SUBST(inhibit_libc)
3492
3493 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
3494 sched_prefix=
3495 sched_cflags=
3496 if [[ x$enable_haifa = xyes ]]; then
3497     echo "Using the Haifa scheduler."
3498     sched_prefix=haifa-
3499     sched_cflags=-DHAIFA
3500 fi
3501 AC_SUBST(sched_prefix)
3502 AC_SUBST(sched_cflags)
3503 if [[ x$enable_haifa != x ]]; then
3504     # Explicitly remove files that need to be recompiled for the Haifa scheduler.
3505     for x in genattrtab.o toplev.o loop.o unroll.o *sched.o; do
3506         if [[ -f $x ]]; then
3507             echo "Removing $x"
3508             rm -f $x
3509         fi
3510     done
3511 fi
3512
3513 # Nothing to do for FLOAT_H, float_format already handled.
3514 objdir=`pwd`
3515 AC_SUBST(objdir)
3516
3517 # Process the language and host/target makefile fragments.
3518 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
3519
3520 # Substitute configuration variables
3521 AC_SUBST(subdirs)
3522 AC_SUBST(all_languages)
3523 AC_SUBST(all_boot_languages)
3524 AC_SUBST(all_compilers)
3525 AC_SUBST(all_lang_makefiles)
3526 AC_SUBST(all_stagestuff)
3527 AC_SUBST(all_diff_excludes)
3528 AC_SUBST(all_lib2funcs)
3529 AC_SUBST(all_headers)
3530 AC_SUBST(cpp_main)
3531 AC_SUBST(extra_passes)
3532 AC_SUBST(extra_programs)
3533 AC_SUBST(extra_parts)
3534 AC_SUBST(extra_c_objs)
3535 AC_SUBST(extra_cxx_objs)
3536 AC_SUBST(extra_c_flags)
3537 AC_SUBST(extra_objs)
3538 AC_SUBST(host_extra_gcc_objs)
3539 AC_SUBST(extra_headers_list)
3540 AC_SUBST(dep_host_xmake_file)
3541 AC_SUBST(dep_tmake_file)
3542 AC_SUBST(out_file)
3543 AC_SUBST(out_object_file)
3544 AC_SUBST(md_file)
3545 AC_SUBST(tm_file_list)
3546 AC_SUBST(build_xm_file_list)
3547 AC_SUBST(host_xm_file_list)
3548 AC_SUBST(lang_specs_files)
3549 AC_SUBST(lang_options_files)
3550 AC_SUBST(thread_file)
3551 AC_SUBST(version)
3552 AC_SUBST(local_prefix)
3553 AC_SUBST(gxx_include_dir)
3554 AC_SUBST(fixincludes)
3555 AC_SUBST(build_install_headers_dir)
3556 AC_SUBST(build_exeext)
3557 AC_SUBST(host_exeext)
3558 AC_SUBST(float_format)
3559 AC_SUBST(will_use_collect2)
3560 AC_SUBST(maybe_use_collect2)
3561 AC_SUBST(cc_set_by_configure)
3562 AC_SUBST(stage_prefix_set_by_configure)
3563 AC_SUBST(install)
3564 AC_SUBST(symbolic_link)
3565
3566 AC_SUBST_FILE(target_overrides)
3567 AC_SUBST_FILE(host_overrides)
3568 AC_SUBST(cross_defines)
3569 AC_SUBST_FILE(cross_overrides)
3570 AC_SUBST_FILE(build_overrides)
3571 AC_SUBST_FILE(language_fragments)
3572 AC_SUBST_FILE(language_hooks)
3573
3574 # Echo that links are built
3575 if [[ x$host = x$target ]]
3576 then
3577         str1="native "
3578 else
3579         str1="cross-"
3580         str2=" from $host"
3581 fi
3582
3583 if [[ x$host != x$build ]]
3584 then
3585         str3=" on a $build system"
3586 fi
3587
3588 if [[ "x$str2" != x ]] || [[ "x$str3" != x ]]
3589 then
3590         str4=
3591 fi
3592
3593 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
3594
3595 if [[ "x$str2" != x ]] || [[ "x$str3" != x ]]
3596 then
3597         echo " ${str2}${str3}." 1>&2
3598 fi
3599
3600 # Truncate the target if necessary
3601 if [[ x$host_truncate_target != x ]]; then
3602         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3603 fi
3604
3605 # Configure the subdirectories
3606 # AC_CONFIG_SUBDIRS($subdirs)
3607
3608 # Create the Makefile
3609 # and configure language subdirectories
3610 AC_OUTPUT($all_outputs,
3611 [
3612 . $srcdir/configure.lang
3613 case x$CONFIG_HEADERS in
3614 xauto-host.h:config.in)
3615 echo > cstamp-h ;;
3616 esac
3617 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
3618 # bootstrapping and the installation procedure can still use
3619 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
3620 # FLAGS_TO_PASS has been modified to solve the problem there.
3621 # This is virtually a duplicate of what happens in configure.lang; we do
3622 # an extra check to make sure this only happens if ln -s can be used.
3623 if [[ "$symbolic_link" = "ln -s" ]]; then
3624  for d in .. ${subdirs} ; do
3625    if [[ $d != .. ]]; then
3626         STARTDIR=`pwd`
3627         cd $d
3628         for t in stage1 stage2 stage3 stage4 include
3629         do
3630                 rm -f $t
3631                 $symbolic_link ../$t $t 2>/dev/null
3632         done
3633         cd $STARTDIR
3634    fi
3635  done
3636 else true ; fi
3637 ],
3638 [
3639 host='${host}'
3640 build='${build}'
3641 target='${target}'
3642 target_alias='${target_alias}'
3643 srcdir='${srcdir}'
3644 subdirs='${subdirs}'
3645 oldstyle_subdirs='${oldstyle_subdirs}'
3646 symbolic_link='${symbolic_link}'
3647 program_transform_set='${program_transform_set}'
3648 program_transform_name='${program_transform_name}'
3649 dep_host_xmake_file='${dep_host_xmake_file}'
3650 host_xmake_file='${host_xmake_file}'
3651 dep_tmake_file='${dep_tmake_file}'
3652 tmake_file='${tmake_file}'
3653 thread_file='${thread_file}'
3654 version='${version}'
3655 local_prefix='${local_prefix}'
3656 build_install_headers_dir='${build_install_headers_dir}'
3657 build_exeext='${build_exeext}'
3658 host_exeext='${host_exeext}'
3659 out_file='${out_file}'
3660 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
3661 SET_MAKE='${SET_MAKE}'
3662 target_list='${target_list}'
3663 target_overrides='${target_overrides}'
3664 host_overrides='${host_overrides}'
3665 cross_defines='${cross_defines}'
3666 cross_overrides='${cross_overrides}'
3667 build_overrides='${build_overrides}'
3668 ])