gas/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl
   3 dnl And be careful when changing it!  If you must add tests with square
   4 dnl brackets, be sure changequote invocations surround it.
   5 dnl
   6 dnl
   7 dnl v2.5 needed for --bindir et al
   8 AC_PREREQ(2.13)
   9 AC_INIT(as.h)
  10
  11 AC_CANONICAL_SYSTEM
  12 AC_ISC_POSIX
  13
  14 changequote(,)dnl
  15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[         ]*\([^  ]*\)[   ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
  16 changequote([,])dnl
  17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
  18
  19 AM_PROG_LIBTOOL
  20
  21 user_bfd_gas=
  22 AC_ARG_ENABLE(bfd-assembler,
  23 [  --enable-bfd-assembler  use BFD back end for writing object files],
  24 [case "${enableval}" in
  25   yes) need_bfd=yes user_bfd_gas=yes ;;
  26   no)  user_bfd_gas=no ;;
  27   *)   AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
  28 esac])dnl
  29 AC_ARG_ENABLE(targets,
  30 [    targets            alternative target configurations besides the primary],
  31 [case "${enableval}" in
  32   yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
  33             ;;
  34   no)       enable_targets= ;;
  35   *)        enable_targets=$enableval ;;
  36 esac])dnl
  37 AC_ARG_ENABLE(commonbfdlib,
  38 [  --enable-commonbfdlib   build shared BFD/opcodes/libiberty library],
  39 [case "${enableval}" in
  40   yes) commonbfdlib=true ;;
  41   no)  commonbfdlib=false ;;
  42   *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
  43 esac])dnl
  44
  45 using_cgen=no
  46
  47 build_warnings="-W -Wall"
  48 AC_ARG_ENABLE(build-warnings,
  49 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
  50 [case "${enableval}" in
  51   yes)  ;;
  52   no)   build_warnings="-w";;
  53   ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
  54         build_warnings="${build_warnings} ${t}";;
  55   *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
  56         build_warnings="${t} ${build_warnings}";;
  57   *)    build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
  58 esac
  59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
  60   echo "Setting warning flags = $build_warnings" 6>&1
  61 fi])dnl
  62 WARN_CFLAGS=""
  63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
  64     WARN_CFLAGS="${build_warnings}"
  65 fi
  66 AC_SUBST(WARN_CFLAGS)
  67
  68 # Generate a header file
  69 AM_CONFIG_HEADER(config.h:config.in)
  70
  71 # If we are on a DOS filesystem, we must use gdb.ini rather than
  72 # .gdbinit.
  73 GDBINIT=".gdbinit"
  74 case "${host}" in
  75   *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
  76     GDBINIT="gdb.ini"
  77     ;;
  78 esac
  79 AC_SUBST(GDBINIT)
  80
  81 te_file=generic
  82
  83 # Makefile target for installing gas in $(tooldir)/bin.
  84 install_tooldir=install-exec-tooldir
  85
  86 canon_targets=""
  87 all_targets=no
  88 if test -n "$enable_targets" ; then
  89   for t in `echo $enable_targets | sed 's/,/ /g'`; do
  90     if test $t = "all"; then
  91       all_targets=yes
  92       continue
  93     fi
  94     result=`$ac_config_sub $t 2>/dev/null`
  95     if test -n "$result" ; then
  96       canon_targets="$canon_targets $result"
  97 #    else
  98 #      # Permit "all", etc.  We don't support it yet though.
  99 #      canon_targets="$canon_targets $t"
 100     fi
 101   done
 102   GAS_UNIQ(canon_targets)
 103 fi
 104
 105 emulations=""
 106
 107 for this_target in $target $canon_targets ; do
 108
 109 changequote(,)dnl
 110     eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
 111 changequote([,])dnl
 112
 113     # check for architecture variants
 114     arch=
 115     endian=
 116     case ${cpu} in
 117       alpha*)           cpu_type=alpha ;;
 118       armeb)            cpu_type=arm endian=big ;;
 119       arm*)             cpu_type=arm endian=little ;;
 120       armb*)            cpu_type=arm endian=little ;;
 121       armv*l)           cpu_type=arm endian=little ;;
 122       armv*b)           cpu_type=arm endian=big ;;
 123       xscale*)          cpu_type=arm endian=little ;;
 124       strongarm*)       cpu_type=arm endian=little ;;
 125       thumb*)           cpu_type=arm endian=little ;;
 126       hppa*)            cpu_type=hppa ;;
 127 changequote(,)dnl
 128       i[3456]86)        cpu_type=i386 arch=i386;;
 129       x86_64)           cpu_type=i386 arch=x86_64;;
 130       ia64)             cpu_type=ia64 ;;
 131       m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
 132       m680[012346]0)    cpu_type=m68k ;;
 133 changequote([,])dnl
 134       m68008)           cpu_type=m68k ;;
 135       m683??)           cpu_type=m68k ;;
 136       m5200)            cpu_type=m68k ;;
 137       m8*)              cpu_type=m88k ;;
 138       mips*el)          cpu_type=mips endian=little ;;
 139       mips*)            cpu_type=mips endian=big ;;
 140       pjl*)             cpu_type=pj endian=little ;;
 141       pj*)              cpu_type=pj endian=big ;;
 142       powerpcle*)       cpu_type=ppc endian=little ;;
 143       powerpc*)         cpu_type=ppc endian=big ;;
 144       rs6000*)          cpu_type=ppc ;;
 145       s390x*)           cpu_type=s390 arch=s390x ;;
 146       s390*)            cpu_type=s390 arch=s390 ;;
 147       sparclite*)       cpu_type=sparc arch=sparclite ;;
 148       sparclet*)        cpu_type=sparc arch=sparclet ;;
 149       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 150       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 151       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 152       v850*)            cpu_type=v850 ;;
 153       *)                cpu_type=${cpu} ;;
 154     esac
 155
 156     if test ${this_target} = $target ; then
 157       target_cpu_type=${cpu_type}
 158     elif test ${target_cpu_type} != ${cpu_type} ; then
 159       continue
 160     fi
 161
 162     generic_target=${cpu_type}-$vendor-$os
 163     dev=no
 164     bfd_gas=no
 165     em=generic
 166
 167     # assign object format
 168     case ${generic_target} in
 169       a29k-*-coff)          fmt=coff ;;
 170       a29k-amd-udi)         fmt=coff ;;
 171       a29k-amd-ebmon)       fmt=coff ;;
 172       a29k-nyu-sym1)        fmt=coff ;;
 173       a29k-*-rtems*)        fmt=coff ;;
 174       a29k-*-vxworks*)      fmt=coff ;;
 175
 176       alpha*-*-*vms*)       fmt=evax ;;
 177       alpha*-*-netware*)    fmt=ecoff ;;
 178       alpha*-*-openbsd*)    fmt=ecoff ;;
 179       alpha*-*-osf*)        fmt=ecoff ;;
 180       alpha*-*-linuxecoff*) fmt=ecoff ;;
 181       alpha*-*-linux-gnu*)  fmt=elf em=linux ;;
 182       alpha*-*-netbsd*)     fmt=elf em=nbsd ;;
 183
 184       arc-*-elf*)           fmt=elf bfd_gas=yes ;;
 185
 186       arm-*-aout)                       fmt=aout ;;
 187       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 188       arm-*-rtems | thumb-*-rtems)      fmt=elf ;;
 189       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 190       arm*-*-conix*)                    fmt=elf ;;
 191       arm-*-linux*aout*)                fmt=aout em=linux ;;
 192       arm*-*-linux-gnu* | arm*-*-uclinux*)
 193                                         fmt=elf  em=linux ;;
 194       arm-*-netbsd*)                    fmt=aout em=nbsd ;;
 195       arm-*-oabi | thumb-*-oabi)        fmt=elf ;;
 196       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 197       arm-*-wince)                      fmt=coff em=wince-pe ;;
 198       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 199       arm-*-riscix*)                    fmt=aout em=riscix ;;
 200       arm-*-vxworks)                    fmt=coff ;;
 201
 202       avr-*-*)              fmt=elf bfd_gas=yes ;;
 203
 204       cris-*-*)             fmt=multi bfd_gas=yes ;;
 205
 206       d10v-*-*)             fmt=elf bfd_gas=yes ;;
 207       d30v-*-*)             fmt=elf bfd_gas=yes ;;
 208
 209
 210       fr30-*-*)             fmt=elf bfd_gas=yes ;;
 211
 212       hppa-*-linux-gnu*)    case ${cpu} in
 213                                 hppa*64*)
 214                                         fmt=elf em=hppalinux64;;
 215                                 hppa*)
 216                                         fmt=elf em=linux;;
 217                             esac ;;
 218       hppa-*-*elf*)         fmt=elf em=hppa ;;
 219       hppa-*-lites*)        fmt=elf em=hppa ;;
 220       hppa-*-osf*)          fmt=som em=hppa ;;
 221       hppa-*-rtems*)        fmt=elf em=hppa ;;
 222       hppa-*-hpux11*)       case ${cpu} in
 223                                 hppa*64*)
 224                                         fmt=elf em=hppa64 ;;
 225                                 hppa*)
 226                                         fmt=som em=hppa ;;
 227                             esac ;;
 228       hppa-*-hpux*)         fmt=som em=hppa ;;
 229       hppa-*-mpeix*)        fmt=som em=hppa ;;
 230       hppa-*-bsd*)          fmt=som em=hppa ;;
 231       hppa-*-hiux*)         fmt=som em=hppa ;;
 232
 233       h8300-*-rtems*)       fmt=coff ;;
 234       h8300-*-coff)         fmt=coff ;;
 235       h8500-*-rtems*)       fmt=coff ;;
 236       h8500-*-coff)         fmt=coff ;;
 237
 238       i370-*-elf* | i370-*-linux*) fmt=elf ;;
 239       i386-ibm-aix*)        fmt=coff em=i386aix ;;
 240       i386-sequent-bsd*)    fmt=aout em=dynix bfd_gas=yes ;;
 241       i386-*-beospe*)       fmt=coff em=pe bfd_gas=yes ;;
 242       i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
 243       i386-*-bsd*)          fmt=aout em=386bsd ;;
 244       i386-*-netbsd0.8)     fmt=aout em=386bsd ;;
 245       i386-*-netbsdelf*)    fmt=elf em=nbsd bfd_gas=yes ;;
 246       i386-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes;;
 247       i386-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes;;
 248       i386-*-linux*aout* | i386-*-linux*oldld)   fmt=aout em=linux ;;
 249       i386-*-linux*coff*)   fmt=coff em=linux ;;
 250       i386-*-linux-gnu*)    fmt=elf em=linux bfd_gas=yes ;;
 251       x86_64-*-linux-gnu*)  fmt=elf em=linux bfd_gas=yes ;;
 252       i386-*-lynxos*)       fmt=coff em=lynx ;;
 253 changequote(,)dnl
 254       i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
 255                             fmt=elf bfd_gas=yes ;;
 256       i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
 257                             fmt=aout em=386bsd ;;
 258 changequote([,])dnl
 259       i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
 260                           fmt=coff ;;
 261       i386-*-sco3.2v5*)      fmt=elf
 262                             if test ${this_target} = $target; then
 263                                 AC_DEFINE(SCO_ELF, 1,
 264                                     [Define if defaulting to ELF on SCO 5.])
 265                             fi
 266                             ;;
 267       i386-*-sco3.2*)       fmt=coff ;;
 268       i386-*-vsta)          fmt=aout ;;
 269       i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
 270                             fmt=coff em=go32 bfd_gas=yes
 271                             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
 272                             ;;
 273       i386-*-rtemself*)     fmt=elf ;;
 274       i386-*-rtems*)        fmt=coff ;;
 275       i386-*-gnu*)          fmt=elf ;;
 276       i386-*-mach*)
 277                             fmt=aout em=mach bfd_gas=yes ;;
 278       i386-*-msdos*)        fmt=aout ;;
 279       i386-*-moss*)         fmt=elf ;;
 280       i386-*-pe)            fmt=coff em=pe bfd_gas=yes ;;
 281       i386-*-cygwin*)       fmt=coff em=pe bfd_gas=yes ;;
 282       i386-*-interix*)      fmt=coff em=interix bfd_gas=yes ;;
 283       i386-*-mingw32*)      fmt=coff em=pe bfd_gas=yes ;;
 284       i386-*-*nt*)          fmt=coff em=pe bfd_gas=yes ;;
 285       i386-*-vxworks*)      fmt=aout ;;
 286       i386-*-chaos)         fmt=elf ;;
 287       i860-stardent-sysv4* | i860-stardent-elf*)
 288                             fmt=elf bfd_gas=yes endian=little
 289                             AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
 290       i960-*-bout)          fmt=bout ;;
 291       i960-*-coff)          fmt=coff em=ic960 ;;
 292       i960-*-rtems*)        fmt=coff em=ic960 ;;
 293       i960-*-nindy*)        fmt=bout ;;
 294       i960-*-vxworks4*)     fmt=bout ;;
 295       i960-*-vxworks5.0)    fmt=bout ;;
 296       i960-*-vxworks5.*)    fmt=coff em=ic960 ;;
 297       i960-*-vxworks*)      fmt=bout ;;
 298       i960-*-elf*)          fmt=elf ;;
 299
 300       ia64-*-elf*)          fmt=elf ;;
 301       ia64-*-aix*)          fmt=elf em=ia64aix ;;
 302       ia64-*-linux-gnu*)    fmt=elf em=linux ;;
 303       ia64-*-hpux*)         fmt=elf em=hpux ;;
 304
 305       m32r-*-*)             fmt=elf bfd_gas=yes ;;
 306
 307       m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
 308
 309       m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
 310                             fmt=aout em=sun3 ;;
 311       m68k-motorola-sysv*)  fmt=coff em=delta ;;
 312       m68k-bull-sysv3*)     fmt=coff em=dpx2 ;;
 313       m68k-apollo-*)        fmt=coff em=apollo ;;
 314       m68k-*-sysv4*) # must be before -sysv*
 315                             fmt=elf em=svr4 ;;
 316       m68k-*-elf*)          fmt=elf ;;
 317       m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
 318                             fmt=coff ;;
 319       m68k-*-hpux*)         fmt=hp300 em=hp300 ;;
 320       m68k-*-linux*aout*)   fmt=aout em=linux ;;
 321       m68k-*-linux-gnu*)    fmt=elf em=linux ;;
 322       m68k-*-gnu*)          fmt=elf ;;
 323       m68k-*-lynxos*)       fmt=coff em=lynx ;;
 324       m68k-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes ;;
 325       m68k-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes ;;
 326       m68k-apple-aux*)      fmt=coff em=aux ;;
 327       m68k-*-psos*)         fmt=elf em=psos;;
 328
 329       m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
 330       m88k-*-coff*)         fmt=coff ;;
 331
 332       mcore-*-elf)          fmt=elf bfd_gas=yes ;;
 333       mcore-*-pe)           fmt=coff em=pe bfd_gas=yes ;;
 334
 335       # don't change em like *-*-bsd does
 336       mips-dec-netbsd*)     fmt=elf endian=little ;;
 337       mips-dec-openbsd*)    fmt=elf endian=little ;;
 338       mips-dec-bsd*)        fmt=aout endian=little ;;
 339       mips-sony-bsd*)       fmt=ecoff ;;
 340       mips-*-bsd*)          AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 341       mips-*-ultrix*)       fmt=ecoff endian=little ;;
 342       mips-*-osf*)          fmt=ecoff endian=little ;;
 343       mips-*-ecoff*)        fmt=ecoff ;;
 344       mips-*-pe*)           fmt=coff endian=little em=pe ;;
 345       mips-*-irix6*)        fmt=elf ;;
 346       mips-*-irix5*)        fmt=elf ;;
 347       mips-*-irix*)         fmt=ecoff ;;
 348       mips-*-lnews*)        fmt=ecoff em=lnews ;;
 349       mips-*-riscos*)       fmt=ecoff ;;
 350       mips-*-linux-gnu*)
 351                             fmt=elf em=tmips
 352                             AC_DEFINE(MIPS_STABS_ELF, 1,
 353                                 [Use ELF stabs for MIPS, not ECOFF stabs])
 354                             ;;
 355       mips-*-sysv4*MP* | mips-*-gnu*)
 356                             fmt=elf em=tmips ;;
 357       mips-*-sysv*)         fmt=ecoff ;;
 358       mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
 359                             fmt=elf ;;
 360       mips-*-vxworks*)      fmt=elf
 361                             AC_DEFINE(MIPS_STABS_ELF, 1,
 362                                 [Use ELF stabs for MIPS, not ECOFF stabs])
 363                             ;;
 364       mn10200-*-*)          fmt=elf bfd_gas=yes ;;
 365       mn10300-*-*)          fmt=elf bfd_gas=yes ;;
 366       openrisc-*-*)         fmt=elf bfd_gas=yes ;;
 367       pj*)                  fmt=elf ;;
 368       ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
 369                             fmt=coff em=pe ;;
 370       ppc-*-aix*)           fmt=coff ;;
 371       ppc-*-beos*)          fmt=coff ;;
 372       ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
 373                             fmt=elf ;;
 374       ppc-*-linux-gnu*)     fmt=elf
 375                             case "$endian" in
 376                             big)  ;;
 377                             *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 378                             esac
 379                             ;;
 380       ppc-*-solaris*)       fmt=elf
 381                             if test ${this_target} = $target; then
 382                                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 383                                 [Define if default target is PowerPC Solaris.])
 384                             fi
 385                             if test x${endian} = xbig; then
 386                                 AC_MSG_ERROR(Solaris must be configured little endian)
 387                             fi
 388                             ;;
 389       ppc-*-rtems*)         fmt=elf ;;
 390       ppc-*-macos* | ppc-*-mpw*)
 391                             fmt=coff em=macos ;;
 392       ppc-*-netware*)       fmt=elf em=ppcnw ;;
 393       ppc-*-vxworks*)       fmt=elf ;;
 394
 395       s390x-*-linux-gnu*)   fmt=elf em=linux ;;
 396       s390-*-linux-gnu*)    fmt=elf em=linux ;;
 397
 398       sh-*-linux*)          fmt=elf em=linux ;;
 399       sh-*-elf*)            fmt=elf ;;
 400       sh-*-coff*)           fmt=coff bfd_gas=yes;;
 401       sh-*-pe*)             fmt=coff em=pe bfd_gas=yes;;
 402       sh-*-rtemself*)       fmt=elf ;;
 403       sh-*-rtems*)          fmt=coff bfd_gas=yes;;
 404
 405       ns32k-pc532-mach* | ns32k-pc532-ux*)    fmt=aout em=pc532mach ;;
 406       ns32k-pc532-netbsd* | ns32k-pc532-lites*)  fmt=aout em=nbsd532 ;;
 407       ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
 408
 409       sparc-*-rtemsaout*)   fmt=aout ;;
 410       sparc-*-rtemself*)    fmt=elf ;;
 411       sparc-*-rtems*)       fmt=elf ;;
 412       sparc-*-sunos4*)      fmt=aout em=sun3 ;;
 413       sparc-*-aout | sparc*-*-vxworks*)
 414                             fmt=aout em=sparcaout ;;
 415       sparc-*-coff)         fmt=coff ;;
 416       sparc-*-linux*aout*)  fmt=aout em=linux ;;
 417       sparc-*-linux-gnu*)   fmt=elf em=linux ;;
 418       sparc-*-lynxos*)      fmt=coff em=lynx ;;
 419       sparc-fujitsu-none)   fmt=aout ;;
 420       sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
 421                             fmt=elf ;;
 422       sparc-*-netbsd*)      em=nbsd bfd_gas=yes
 423                             case ${cpu} in
 424                                 sparc) case ${os} in
 425                                            *elf*) fmt=elf ;;
 426                                            *)     fmt=aout ;;
 427                                        esac ;;
 428                                 sparc64) fmt=elf ;;
 429                             esac
 430                             ;;
 431       sparc-*-openbsd*)     fmt=aout em=nbsd ;;
 432
 433       strongarm-*-coff)     fmt=coff ;;
 434       strongarm-*-elf)      fmt=elf ;;
 435       xscale-*-coff)     fmt=coff ;;
 436       xscale-*-elf)      fmt=elf ;;
 437
 438       tic30-*-*aout*)       fmt=aout bfd_gas=yes ;;
 439       tic30-*-*coff*)       fmt=coff bfd_gas=yes ;;
 440       tic54x-*-* | c54x*-*-*)
 441                             fmt=coff bfd_gas=yes need_libm=yes;;
 442       tic80-*-*)            fmt=coff ;;
 443
 444       v850-*-*)             fmt=elf bfd_gas=yes ;;
 445       v850e-*-*)            fmt=elf bfd_gas=yes ;;
 446       v850ea-*-*)           fmt=elf bfd_gas=yes ;;
 447
 448       vax-*-bsd* | vax-*-ultrix*)
 449                             fmt=aout ;;
 450       vax-*-vms)            fmt=vms ;;
 451
 452
 453       z8k-*-coff | z8k-*-sim)
 454                             fmt=coff ;;
 455
 456       w65-*-*)              fmt=coff ;;
 457
 458       *-*-aout | *-*-scout)
 459                             fmt=aout ;;
 460       *-*-freebsd*)         fmt=elf em=freebsd bfd_gas=yes ;;
 461       *-*-nindy*)
 462                             fmt=bout ;;
 463       *-*-bsd*)
 464                             fmt=aout em=sun3 ;;
 465       *-*-generic)          fmt=generic ;;
 466       *-*-xray | *-*-hms)   fmt=coff ;;
 467       *-*-sim)              fmt=coff ;;
 468       *-*-elf | *-*-sysv4* | *-*-solaris*)
 469                             AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
 470                             fmt=elf dev=yes ;;
 471       *-*-vxworks)          fmt=aout ;;
 472       *-*-netware)          fmt=elf ;;
 473     esac
 474
 475     if test ${this_target} = $target ; then
 476       endian_def=
 477       if test x${endian} = xbig; then
 478         endian_def=1
 479       elif test x${endian} = xlittle; then
 480         endian_def=0
 481       fi
 482       if test x${endian_def} != x; then
 483         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 484                            [Define as 1 if big endian.])
 485       fi
 486     fi
 487
 488     case ${cpu_type}-${fmt} in
 489       alpha*-*) bfd_gas=yes ;;
 490       arm-*)    bfd_gas=yes ;;
 491     # not yet
 492     # i386-aout)        bfd_gas=preferred ;;
 493       ia64*-*)  bfd_gas=yes ;;
 494       mips-*)   bfd_gas=yes ;;
 495       ns32k-*)  bfd_gas=yes ;;
 496       pdp11-*)  bfd_gas=yes ;;
 497       ppc-*)    bfd_gas=yes ;;
 498       sparc-*)  bfd_gas=yes ;;
 499       strongarm-*)      bfd_gas=yes ;;
 500       xscale-*) bfd_gas=yes ;;
 501       *-elf)    bfd_gas=yes ;;
 502       *-ecoff)  bfd_gas=yes ;;
 503       *-som)    bfd_gas=yes ;;
 504     #enable bfd for coff and aout to allow testing if a bfd target is
 505     #the primary target, but not for coff or aout as the primary target
 506       i386-coff)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 507       i386-aout)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 508       *)                ;;
 509     esac
 510
 511 # Other random stuff.
 512
 513     # Do we need the opcodes library?
 514     case ${cpu_type} in
 515       vax | i386 | tic30)
 516         ;;
 517
 518       *)
 519         need_opcodes=yes
 520
 521         case "${enable_shared}" in
 522         yes) shared_opcodes=true ;;
 523         *opcodes*) shared_opcodes=true ;;
 524         *) shared_opcodes=false ;;
 525         esac
 526         if test "${shared_opcodes}" = "true"; then
 527           # A shared libopcodes must be linked against libbfd.
 528           need_bfd=yes
 529         fi
 530         ;;
 531     esac
 532
 533     # Any other special object files needed ?
 534     case ${cpu_type} in
 535       fr30 | m32r | openrisc)
 536         using_cgen=yes
 537         ;;
 538
 539       m68k)
 540         case ${extra_objects} in
 541         *m68k-parse.o*) ;;
 542         *) extra_objects="$extra_objects m68k-parse.o" ;;
 543         esac
 544         ;;
 545
 546       s390)
 547        if test $this_target = $target ; then
 548           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 549        fi
 550        ;;
 551
 552       mips)
 553         echo ${extra_objects} | grep -s "itbl-parse.o"
 554         if test $? -ne 0 ; then
 555           extra_objects="$extra_objects itbl-parse.o"
 556         fi
 557
 558         echo ${extra_objects} | grep -s "itbl-lex.o"
 559         if test $? -ne 0 ; then
 560           extra_objects="$extra_objects itbl-lex.o"
 561         fi
 562
 563         echo ${extra_objects} | grep -s "itbl-ops.o"
 564         if test $? -ne 0 ; then
 565           extra_objects="$extra_objects itbl-ops.o"
 566         fi
 567         ;;
 568
 569       i386)
 570         if test $this_target = $target ; then
 571           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 572         fi
 573         ;;
 574       sparc)
 575         if test $this_target = $target ; then
 576           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 577         fi
 578         ;;
 579       *)
 580         ;;
 581     esac
 582
 583     if test $using_cgen = yes ; then
 584         case "x${extra_objects}" in
 585         *cgen.o*) ;;
 586         *) extra_objects="$extra_objects cgen.o" ;;
 587         esac
 588     fi
 589
 590 # See if we really can support this configuration with the emulation code.
 591
 592     if test $this_target = $target ; then
 593       primary_bfd_gas=$bfd_gas
 594       obj_format=$fmt
 595       te_file=$em
 596
 597       if test $bfd_gas = no ; then
 598         # Can't support other configurations this way.
 599         break
 600       fi
 601     elif test $bfd_gas = no ; then
 602       # Can't support this configuration.
 603       break
 604     fi
 605
 606 # From target name and format, produce a list of supported emulations.
 607
 608     case ${generic_target}-${fmt} in
 609       mips-*-irix5*-*)  emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 610       mips-*-linux-gnu*-*) case "$endian" in
 611                         big)    emulation="mipsbelf mipslelf mipself" ;;
 612                         *)      emulation="mipslelf mipsbelf mipself" ;;
 613                         esac ;;
 614       mips-*-lnews*-ecoff) ;;
 615       mips-*-*-ecoff)   case "$endian" in
 616                         big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
 617                         *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
 618                         esac ;;
 619       mips-*-*-elf)     case "$endian" in
 620                         big)    emulation="mipsbelf mipslelf mipself" ;;
 621                         *)      emulation="mipslelf mipsbelf mipself" ;;
 622                         esac ;;
 623       mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 624       # i386-pc-pe-coff != i386-pc-coff.
 625       i386-*-pe-coff)   ;;
 626       # Uncommenting the next line will turn on support for i386 AOUT
 627       # for the default linux configuration
 628       # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
 629       #
 630       i386-*-aout)      emulation="i386aout" ;;
 631       i386-*-coff)      emulation="i386coff" ;;
 632       i386-*-elf)       emulation="i386elf" ;;
 633
 634       # Always all formats.  The first stated emulation becomes the default.
 635       cris-*-*aout*)    emulation="crisaout criself" ;;
 636       cris-*-*)         emulation="criself crisaout" ;;
 637     esac
 638
 639     emulations="$emulations $emulation"
 640
 641 done
 642
 643 # Turn on all targets if possible
 644 if test ${all_targets} = "yes"; then
 645   case ${target_cpu_type} in
 646   i386)
 647     case ${obj_format} in
 648     aout)
 649       emulations="$emulations i386coff i386elf"
 650       ;;
 651     coff)
 652       emulations="$emulations i386aout i386elf"
 653     ;;
 654     elf)
 655       emulations="$emulations i386aout i386coff"
 656       ;;
 657     esac
 658   ;;
 659   esac
 660 fi
 661
 662 # Assign floating point type.  Most processors with FP support
 663 # IEEE FP.  On those that don't support FP at all, usually IEEE
 664 # is emulated.
 665 case ${target_cpu} in
 666   vax | tahoe ) atof=${target_cpu} ;;
 667   pdp11)        atof=vax ;;
 668   *)            atof=ieee ;;
 669 esac
 670
 671 case "${obj_format}" in
 672   "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
 673 esac
 674
 675 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
 676 cgen_cpu_prefix=""
 677 if test $using_cgen = yes ; then
 678   case ${target_cpu} in
 679     *) cgen_cpu_prefix=${target_cpu} ;;
 680   esac
 681   AC_SUBST(cgen_cpu_prefix)
 682   AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
 683 fi
 684
 685 dnl
 686 dnl Make sure the desired support files exist.
 687 dnl
 688
 689 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
 690   AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 691 fi
 692
 693 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
 694   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 695 fi
 696
 697 case ${user_bfd_gas}-${primary_bfd_gas} in
 698   yes-yes | no-no)
 699     # We didn't override user's choice.
 700     ;;
 701   no-yes)
 702     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
 703     ;;
 704   no-preferred)
 705     primary_bfd_gas=no
 706     ;;
 707   *-preferred)
 708     primary_bfd_gas=yes
 709     ;;
 710   yes-*)
 711     primary_bfd_gas=yes
 712     ;;
 713   -*)
 714     # User specified nothing.
 715     ;;
 716 esac
 717
 718 # Some COFF configurations want these random other flags set.
 719 case ${obj_format} in
 720   coff)
 721     case ${target_cpu_type} in
 722       i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
 723       m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
 724       m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
 725     esac
 726     ;;
 727 esac
 728
 729 # Getting this done right is going to be a bitch.  Each configuration specified
 730 # with --enable-targets=... should be checked for environment, format, cpu, and
 731 # bfd_gas setting.
 732 #
 733 # For each configuration, the necessary object file support code must be linked
 734 # in.  This might be only one, it might be up to four.  The necessary emulation
 735 # code needs to be provided, too.
 736 #
 737 # And then there's "--enable-targets=all"....
 738 #
 739 # For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
 740
 741 formats="${obj_format}"
 742 emfiles=""
 743 EMULATIONS=""
 744 GAS_UNIQ(emulations)
 745 for em in . $emulations ; do
 746   case $em in
 747     .)  continue ;;
 748     mipsbelf | mipslelf | mipself)
 749         fmt=elf   file=mipself ;;
 750     mipsbecoff | mipslecoff | mipsecoff)
 751         fmt=ecoff file=mipsecoff ;;
 752     *coff)
 753         fmt=coff  file=$em ;;
 754     *aout)
 755         fmt=aout file=$em ;;
 756     *elf)
 757         fmt=elf file=$em ;;
 758   esac
 759   formats="$formats $fmt"
 760   emfiles="$emfiles e-$file.o"
 761   EMULATIONS="$EMULATIONS &$em,"
 762 done
 763 GAS_UNIQ(formats)
 764 GAS_UNIQ(emfiles)
 765 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
 766   for fmt in $formats ; do
 767     case $fmt in
 768       aout)     AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
 769       bout)     AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
 770       coff)     AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
 771       ecoff)    AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
 772       elf)      AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
 773       generic)  AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
 774       hp300)    AC_DEFINE(OBJ_MAYBE_HP300, 1,   [HP300 support?])   ;;
 775       ieee)     AC_DEFINE(OBJ_MAYBE_IEEE, 1,    [IEEE support?])    ;;
 776       som)      AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
 777       vms)      AC_DEFINE(OBJ_MAYBE_VMS, 1,     [VMS support?])     ;;
 778     esac
 779     extra_objects="$extra_objects obj-$fmt.o"
 780   done
 781   obj_format=multi
 782 fi
 783 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
 784   DEFAULT_EMULATION=`set . $emulations ; echo $2`
 785   # e-mips* has more than one emulation per file, e-i386* has just one at the
 786   # moment.  If only one emulation is specified, then don't define
 787   # USE_EMULATIONS or include any of the e-files as they will only be bloat.
 788   case "${obj_format}${emfiles}" in
 789     multi* | *mips*)
 790       extra_objects="$extra_objects $emfiles"
 791       AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
 792   esac
 793 fi
 794 AC_SUBST(extra_objects)
 795 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
 796 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
 797                    [Default emulation.])
 798
 799 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
 800   yes-*-coff)   need_bfd=yes ;;
 801   no-*-coff)    need_bfd=yes
 802                 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
 803 esac
 804
 805 reject_dev_configs=yes
 806
 807 case ${reject_dev_configs}-${dev} in
 808   yes-yes) # Oops.
 809     AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
 810     ;;
 811 esac
 812
 813 AC_SUBST(target_cpu_type)
 814 AC_SUBST(obj_format)
 815 AC_SUBST(te_file)
 816 AC_SUBST(install_tooldir)
 817 AC_SUBST(atof)
 818 dnl AC_SUBST(emulation)
 819
 820 case "${primary_bfd_gas}" in
 821   yes)  AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
 822         need_bfd=yes ;;
 823 esac
 824
 825 # do we need the opcodes library?
 826 case "${need_opcodes}" in
 827 yes)
 828   OPCODES_LIB=../opcodes/libopcodes.la
 829   ;;
 830 esac
 831
 832 case "${need_bfd}" in
 833 yes)
 834   BFDLIB=../bfd/libbfd.la
 835   ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
 836   ;;
 837 esac
 838
 839 AC_SUBST(BFDLIB)
 840 AC_SUBST(OPCODES_LIB)
 841
 842 AC_SUBST(ALL_OBJ_DEPS)
 843
 844 AC_DEFINE_UNQUOTED(TARGET_ALIAS,        "${target_alias}", [Target alias.])
 845 AC_DEFINE_UNQUOTED(TARGET_CANONICAL,    "${target}",       [Canonical target.])
 846 AC_DEFINE_UNQUOTED(TARGET_CPU,          "${target_cpu}",   [Target CPU.])
 847 AC_DEFINE_UNQUOTED(TARGET_VENDOR,       "${target_vendor}", [Target vendor.])
 848 AC_DEFINE_UNQUOTED(TARGET_OS,           "${target_os}",    [Target OS.])
 849
 850 AC_PROG_CC
 851
 852 AC_PROG_YACC
 853 AM_PROG_LEX
 854
 855 ALL_LINGUAS=
 856 CY_GNU_GETTEXT
 857
 858 AM_MAINTAINER_MODE
 859 AC_EXEEXT
 860
 861 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
 862
 863 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
 864 # people who are not cross-compiling but are compiling cross-assemblers.
 865 AC_MSG_CHECKING(whether compiling a cross-assembler)
 866 if test "${host}" = "${target}"; then
 867   cross_gas=no
 868 else
 869   cross_gas=yes
 870   AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
 871 fi
 872 AC_MSG_RESULT($cross_gas)
 873
 874 dnl ansidecl.h will deal with const
 875 dnl AC_CONST
 876 AC_FUNC_ALLOCA
 877 AC_C_INLINE
 878
 879 # VMS doesn't have unlink.
 880 AC_CHECK_FUNCS(unlink remove, break)
 881
 882 # Some systems don't have sbrk().
 883 AC_CHECK_FUNCS(sbrk)
 884
 885 # do we need the math library?
 886 case "${need_libm}" in
 887 yes)
 888   AC_CHECK_LIBM
 889   AC_SUBST(LIBM)
 890   ;;
 891 esac
 892
 893 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
 894 # enough, but on some of those systems, the assert macro relies on requoting
 895 # working properly!
 896 GAS_WORKING_ASSERT
 897
 898 # On some systems, the system header files may not declare malloc, realloc,
 899 # and free.  There are places where gas needs these functions to have been
 900 # declared -- such as when taking their addresses.
 901 gas_test_headers="
 902 #ifdef HAVE_MEMORY_H
 903 #include <memory.h>
 904 #endif
 905 #ifdef HAVE_STRING_H
 906 #include <string.h>
 907 #else
 908 #ifdef HAVE_STRINGS_H
 909 #include <strings.h>
 910 #endif
 911 #endif
 912 #ifdef HAVE_STDLIB_H
 913 #include <stdlib.h>
 914 #endif
 915 #ifdef HAVE_UNISTD_H
 916 #include <unistd.h>
 917 #endif
 918 "
 919 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
 920 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
 921 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
 922 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
 923 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
 924
 925 # Does errno.h declare errno, or do we have to add a separate declaration
 926 # for it?
 927 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
 928 #ifdef HAVE_ERRNO_H
 929 #include <errno.h>
 930 #endif
 931 ])
 932
 933 dnl This must come last.
 934
 935 dnl We used to make symlinks to files in the source directory, but now
 936 dnl we just use the right name for .c files, and create .h files in
 937 dnl the build directory which include the right .h file.  Make sure
 938 dnl the old symlinks don't exist, so that a reconfigure in an existing
 939 dnl directory behaves reasonably.
 940
 941 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
 942 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
 943  echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
 944  echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
 945  echo '#include "te-'"${te_file}"'.h"' > targ-env.h
 946  echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
 947  if test "x$cgen_cpu_prefix" != x ; then
 948    echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
 949  fi
 950
 951  sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
 952 [target_cpu_type=${target_cpu_type}
 953  cgen_cpu_prefix=${cgen_cpu_prefix}
 954  obj_format=${obj_format}
 955  te_file=${te_file}])