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 ${enableval} for BFD commonbfdlib option]) ;;
  43 esac])dnl
  44
  45 using_cgen=no
  46
  47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
  48 AC_ARG_ENABLE(build-warnings,
  49 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
  50 [case "${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       powerpc*le*)      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       sh*)              cpu_type=sh endian=big ;;
 148       sparclite*)       cpu_type=sparc arch=sparclite ;;
 149       sparclet*)        cpu_type=sparc arch=sparclet ;;
 150       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 151       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 152       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 153       v850*)            cpu_type=v850 ;;
 154       *)                cpu_type=${cpu} ;;
 155     esac
 156
 157     if test ${this_target} = $target ; then
 158       target_cpu_type=${cpu_type}
 159     elif test ${target_cpu_type} != ${cpu_type} ; then
 160       continue
 161     fi
 162
 163     generic_target=${cpu_type}-$vendor-$os
 164     dev=no
 165     bfd_gas=no
 166     em=generic
 167     mips_stabs_elf=
 168
 169     # assign object format
 170     case ${generic_target} in
 171       a29k-*-coff)          fmt=coff ;;
 172       a29k-amd-udi)         fmt=coff ;;
 173       a29k-amd-ebmon)       fmt=coff ;;
 174       a29k-nyu-sym1)        fmt=coff ;;
 175       a29k-*-rtems*)        fmt=coff ;;
 176       a29k-*-vxworks*)      fmt=coff ;;
 177
 178       alpha*-*-*vms*)       fmt=evax ;;
 179       alpha*-*-netware*)    fmt=ecoff ;;
 180       alpha*-*-openbsd*)    fmt=ecoff ;;
 181       alpha*-*-osf*)        fmt=ecoff ;;
 182       alpha*-*-linuxecoff*) fmt=ecoff ;;
 183       alpha*-*-linux-gnu*)  fmt=elf em=linux ;;
 184       alpha*-*-netbsd*)     fmt=elf em=nbsd ;;
 185
 186       arc-*-elf*)           fmt=elf bfd_gas=yes ;;
 187
 188       arm-*-aout)                       fmt=aout ;;
 189       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 190       arm-*-rtems | thumb-*-rtems)      fmt=elf ;;
 191       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 192       arm*-*-conix*)                    fmt=elf ;;
 193       arm-*-linux*aout*)                fmt=aout em=linux ;;
 194       arm*-*-linux-gnu* | arm*-*-uclinux*)
 195                                         fmt=elf  em=linux ;;
 196       arm-*-netbsd* | arm-*-openbsd*)   fmt=aout em=nbsd ;;
 197       arm-*-oabi | thumb-*-oabi)        fmt=elf ;;
 198       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 199       arm-*-wince)                      fmt=coff em=wince-pe ;;
 200       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 201       arm-*-riscix*)                    fmt=aout em=riscix ;;
 202       arm-*-vxworks)                    fmt=coff ;;
 203
 204       avr-*-*)              fmt=elf bfd_gas=yes ;;
 205
 206       cris-*-*)             fmt=multi bfd_gas=yes ;;
 207
 208       d10v-*-*)             fmt=elf bfd_gas=yes ;;
 209       d30v-*-*)             fmt=elf bfd_gas=yes ;;
 210
 211
 212       fr30-*-*)             fmt=elf bfd_gas=yes ;;
 213
 214       hppa-*-linux-gnu*)    case ${cpu} in
 215                                 hppa*64*)
 216                                         fmt=elf em=hppalinux64;;
 217                                 hppa*)
 218                                         fmt=elf em=linux;;
 219                             esac ;;
 220       hppa-*-*elf*)         fmt=elf em=hppa ;;
 221       hppa-*-lites*)        fmt=elf em=hppa ;;
 222       hppa-*-osf*)          fmt=som em=hppa ;;
 223       hppa-*-rtems*)        fmt=elf em=hppa ;;
 224       hppa-*-hpux11*)       case ${cpu} in
 225                                 hppa*64*)
 226                                         fmt=elf em=hppa64 ;;
 227                                 hppa*)
 228                                         fmt=som em=hppa ;;
 229                             esac ;;
 230       hppa-*-hpux*)         fmt=som em=hppa ;;
 231       hppa-*-mpeix*)        fmt=som em=hppa ;;
 232       hppa-*-bsd*)          fmt=som em=hppa ;;
 233       hppa-*-hiux*)         fmt=som em=hppa ;;
 234
 235       h8300-*-rtems*)       fmt=coff ;;
 236       h8300-*-coff)         fmt=coff ;;
 237       h8300-*-elf)          fmt=elf ;;
 238       h8500-*-rtems*)       fmt=coff ;;
 239       h8500-*-coff)         fmt=coff ;;
 240
 241       i370-*-elf* | i370-*-linux*) fmt=elf ;;
 242       i386-ibm-aix*)        fmt=coff em=i386aix ;;
 243       i386-sequent-bsd*)    fmt=aout em=dynix bfd_gas=yes ;;
 244       i386-*-beospe*)       fmt=coff em=pe bfd_gas=yes ;;
 245       i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
 246       i386-*-bsd*)          fmt=aout em=386bsd ;;
 247       i386-*-netbsd0.8)     fmt=aout em=386bsd ;;
 248       i386-*-netbsdelf*)    fmt=elf em=nbsd bfd_gas=yes ;;
 249       i386-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes;;
 250       i386-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes;;
 251       i386-*-linux*aout* | i386-*-linux*oldld)   fmt=aout em=linux ;;
 252       i386-*-linux*coff*)   fmt=coff em=linux ;;
 253       i386-*-linux-gnu*)    fmt=elf em=linux bfd_gas=yes ;;
 254       x86_64-*-linux-gnu*)  fmt=elf em=linux bfd_gas=yes ;;
 255       i386-*-lynxos*)       fmt=coff em=lynx ;;
 256 changequote(,)dnl
 257       i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
 258                             fmt=elf bfd_gas=yes ;;
 259       i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
 260                             fmt=aout em=386bsd ;;
 261 changequote([,])dnl
 262       i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
 263                           fmt=coff ;;
 264       i386-*-sco3.2v5*)      fmt=elf
 265                             if test ${this_target} = $target; then
 266                                 AC_DEFINE(SCO_ELF, 1,
 267                                     [Define if defaulting to ELF on SCO 5.])
 268                             fi
 269                             ;;
 270       i386-*-sco3.2*)       fmt=coff ;;
 271       i386-*-vsta)          fmt=aout ;;
 272       i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
 273                             fmt=coff em=go32 bfd_gas=yes
 274                             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
 275                             ;;
 276       i386-*-rtemself*)     fmt=elf ;;
 277       i386-*-rtemscoff*)    fmt=coff ;;
 278       i386-*-rtems*)        fmt=elf ;;
 279       i386-*-gnu*)          fmt=elf ;;
 280       i386-*-mach*)
 281                             fmt=aout em=mach bfd_gas=yes ;;
 282       i386-*-msdos*)        fmt=aout ;;
 283       i386-*-moss*)         fmt=elf ;;
 284       i386-*-pe)            fmt=coff em=pe bfd_gas=yes ;;
 285       i386-*-cygwin*)       fmt=coff em=pe bfd_gas=yes ;;
 286       i386-*-interix*)      fmt=coff em=interix bfd_gas=yes ;;
 287       i386-*-mingw32*)      fmt=coff em=pe bfd_gas=yes ;;
 288       i386-*-*nt*)          fmt=coff em=pe bfd_gas=yes ;;
 289       i386-*-vxworks*)      fmt=aout ;;
 290       i386-*-chaos)         fmt=elf ;;
 291       i860-stardent-sysv4* | i860-stardent-elf*)
 292                             fmt=elf bfd_gas=yes endian=little
 293                             AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
 294       i960-*-bout)          fmt=bout ;;
 295       i960-*-coff)          fmt=coff em=ic960 ;;
 296       i960-*-rtems*)        fmt=coff em=ic960 ;;
 297       i960-*-nindy*)        fmt=bout ;;
 298       i960-*-vxworks4*)     fmt=bout ;;
 299       i960-*-vxworks5.0)    fmt=bout ;;
 300       i960-*-vxworks5.*)    fmt=coff em=ic960 ;;
 301       i960-*-vxworks*)      fmt=bout ;;
 302       i960-*-elf*)          fmt=elf ;;
 303
 304       ia64-*-elf*)          fmt=elf ;;
 305       ia64-*-aix*)          fmt=elf em=ia64aix ;;
 306       ia64-*-linux-gnu*)    fmt=elf em=linux ;;
 307       ia64-*-hpux*)         fmt=elf em=hpux ;;
 308
 309       m32r-*-*)             fmt=elf bfd_gas=yes ;;
 310
 311       m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
 312
 313       m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
 314                             fmt=aout em=sun3 ;;
 315       m68k-motorola-sysv*)  fmt=coff em=delta ;;
 316       m68k-bull-sysv3*)     fmt=coff em=dpx2 ;;
 317       m68k-apollo-*)        fmt=coff em=apollo ;;
 318       m68k-*-sysv4*) # must be before -sysv*
 319                             fmt=elf em=svr4 ;;
 320       m68k-*-elf*)          fmt=elf ;;
 321       m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
 322                             fmt=coff ;;
 323       m68k-*-rtems*)        fmt=elf ;;
 324       m68k-*-hpux*)         fmt=hp300 em=hp300 ;;
 325       m68k-*-linux*aout*)   fmt=aout em=linux ;;
 326       m68k-*-linux-gnu*)    fmt=elf em=linux ;;
 327       m68k-*-gnu*)          fmt=elf ;;
 328       m68k-*-lynxos*)       fmt=coff em=lynx ;;
 329       m68k-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes ;;
 330       m68k-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes ;;
 331       m68k-apple-aux*)      fmt=coff em=aux ;;
 332       m68k-*-psos*)         fmt=elf em=psos;;
 333
 334       m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
 335       m88k-*-coff*)         fmt=coff ;;
 336
 337       mcore-*-elf)          fmt=elf bfd_gas=yes ;;
 338       mcore-*-pe)           fmt=coff em=pe bfd_gas=yes ;;
 339
 340       # don't change em like *-*-bsd does
 341       mips-dec-netbsd*)     fmt=elf endian=little ;;
 342       mips-dec-openbsd*)    fmt=elf endian=little ;;
 343       mips-dec-bsd*)        fmt=aout endian=little ;;
 344       mips-sony-bsd*)       fmt=ecoff ;;
 345       mips-*-bsd*)          AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 346       mips-*-ultrix*)       fmt=ecoff endian=little ;;
 347       mips-*-osf*)          fmt=ecoff endian=little ;;
 348       mips-*-ecoff*)        fmt=ecoff ;;
 349       mips-*-pe*)           fmt=coff endian=little em=pe ;;
 350       mips-*-irix6*)        fmt=elf ;;
 351       mips-*-irix5*)        fmt=elf ;;
 352       mips-*-irix*)         fmt=ecoff ;;
 353       mips-*-lnews*)        fmt=ecoff em=lnews ;;
 354       mips-*-riscos*)       fmt=ecoff ;;
 355       mips*-*-linux*)       fmt=elf em=tmips mips_stabs_elf=y ;;
 356       mips-*-sysv4*MP* | mips-*-gnu*)
 357                             fmt=elf em=tmips ;;
 358       mips-*-sysv*)         fmt=ecoff ;;
 359       mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
 360                             fmt=elf ;;
 361       mips-*-vxworks*)      fmt=elf mips_stabs_elf=y ;;
 362       mmix-*-*)             fmt=elf bfd_gas=yes ;;
 363       mn10200-*-*)          fmt=elf bfd_gas=yes ;;
 364       mn10300-*-*)          fmt=elf bfd_gas=yes ;;
 365       openrisc-*-*)         fmt=elf bfd_gas=yes ;;
 366       pj*)                  fmt=elf ;;
 367       ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
 368                             fmt=coff em=pe ;;
 369       ppc-*-aix*)           fmt=coff ;;
 370       ppc-*-beos*)          fmt=coff ;;
 371       ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
 372                             fmt=elf ;;
 373       ppc-*-linux-gnu*)     fmt=elf
 374                             case "$endian" in
 375                             big)  ;;
 376                             *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 377                             esac
 378                             ;;
 379       ppc-*-solaris*)       fmt=elf
 380                             if test ${this_target} = $target; then
 381                                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 382                                 [Define if default target is PowerPC Solaris.])
 383                             fi
 384                             if test x${endian} = xbig; then
 385                                 AC_MSG_ERROR(Solaris must be configured little endian)
 386                             fi
 387                             ;;
 388       ppc-*-rtems*)         fmt=elf ;;
 389       ppc-*-macos* | ppc-*-mpw*)
 390                             fmt=coff em=macos ;;
 391       ppc-*-netware*)       fmt=elf em=ppcnw ;;
 392       ppc-*-vxworks*)       fmt=elf ;;
 393
 394       s390x-*-linux-gnu*)   fmt=elf em=linux ;;
 395       s390-*-linux-gnu*)    fmt=elf em=linux ;;
 396
 397       sh*eb-*-linux*)       fmt=elf em=linux endian=big ;;
 398       sh*-*-linux*)         fmt=elf em=linux endian=little ;;
 399       sh-*-elf*)            fmt=elf ;;
 400       sh-*-coff*)           fmt=coff bfd_gas=yes;;
 401       sh-*-pe*)             fmt=coff em=pe bfd_gas=yes endian=little ;;
 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       w65-*-*)              fmt=coff ;;
 453
 454       xstormy16-*-*)        fmt=elf bfd_gas=yes ;;
 455
 456       z8k-*-coff | z8k-*-sim)
 457                             fmt=coff ;;
 458
 459       *-*-aout | *-*-scout)
 460                             fmt=aout ;;
 461       *-*-freebsd*)         fmt=elf em=freebsd bfd_gas=yes ;;
 462       *-*-nindy*)
 463                             fmt=bout ;;
 464       *-*-bsd*)
 465                             fmt=aout em=sun3 ;;
 466       *-*-generic)          fmt=generic ;;
 467       *-*-xray | *-*-hms)   fmt=coff ;;
 468       *-*-sim)              fmt=coff ;;
 469       *-*-elf | *-*-sysv4* | *-*-solaris*)
 470                             AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
 471                             fmt=elf dev=yes ;;
 472       *-*-vxworks)          fmt=aout ;;
 473       *-*-netware)          fmt=elf ;;
 474     esac
 475
 476     if test ${this_target} = $target ; then
 477       endian_def=
 478       if test x${endian} = xbig; then
 479         endian_def=1
 480       elif test x${endian} = xlittle; then
 481         endian_def=0
 482       fi
 483       if test x${endian_def} != x; then
 484         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 485                            [Define as 1 if big endian.])
 486       fi
 487     fi
 488
 489     if test x${mips_stabs_elf} != x; then
 490       AC_DEFINE(MIPS_STABS_ELF, 1,
 491                 [Use ELF stabs for MIPS, not ECOFF stabs])
 492     fi
 493
 494     case ${cpu_type}-${fmt} in
 495       alpha*-*) bfd_gas=yes ;;
 496       arm-*)    bfd_gas=yes ;;
 497     # not yet
 498     # i386-aout)        bfd_gas=preferred ;;
 499       ia64*-*)  bfd_gas=yes ;;
 500       mips-*)   bfd_gas=yes ;;
 501       ns32k-*)  bfd_gas=yes ;;
 502       pdp11-*)  bfd_gas=yes ;;
 503       ppc-*)    bfd_gas=yes ;;
 504       sparc-*)  bfd_gas=yes ;;
 505       strongarm-*)      bfd_gas=yes ;;
 506       xscale-*) bfd_gas=yes ;;
 507       *-elf)    bfd_gas=yes ;;
 508       *-ecoff)  bfd_gas=yes ;;
 509       *-som)    bfd_gas=yes ;;
 510     #enable bfd for coff and aout to allow testing if a bfd target is
 511     #the primary target, but not for coff or aout as the primary target
 512       i386-coff)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 513       i386-aout)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 514       *)                ;;
 515     esac
 516
 517 # Other random stuff.
 518
 519     # Do we need the opcodes library?
 520     case ${cpu_type} in
 521       vax | i386 | tic30)
 522         ;;
 523
 524       *)
 525         need_opcodes=yes
 526
 527         case "${enable_shared}" in
 528         yes) shared_opcodes=true ;;
 529         *opcodes*) shared_opcodes=true ;;
 530         *) shared_opcodes=false ;;
 531         esac
 532         if test "${shared_opcodes}" = "true"; then
 533           # A shared libopcodes must be linked against libbfd.
 534           need_bfd=yes
 535         fi
 536         ;;
 537     esac
 538
 539     # Any other special object files needed ?
 540     case ${cpu_type} in
 541       fr30 | m32r | openrisc)
 542         using_cgen=yes
 543         ;;
 544
 545       m68k)
 546         case ${extra_objects} in
 547         *m68k-parse.o*) ;;
 548         *) extra_objects="$extra_objects m68k-parse.o" ;;
 549         esac
 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 | s390 | sparc)
 570         if test $this_target = $target ; then
 571           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 572         fi
 573         ;;
 574
 575       xstormy16)
 576         using_cgen=yes
 577         ;;
 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*-*) 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="fr"
 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}])