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       ip2k)             cpu_type=ip2k endian=big ;;
 132       m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
 133       m680[012346]0)    cpu_type=m68k ;;
 134 changequote([,])dnl
 135       m68008)           cpu_type=m68k ;;
 136       m683??)           cpu_type=m68k ;;
 137       m5200)            cpu_type=m68k ;;
 138       m8*)              cpu_type=m88k ;;
 139       mips*el)          cpu_type=mips endian=little ;;
 140       mips*)            cpu_type=mips endian=big ;;
 141       or32*)            cpu_type=or32 endian=big ;;
 142       pjl*)             cpu_type=pj endian=little ;;
 143       pj*)              cpu_type=pj endian=big ;;
 144       powerpc*le*)      cpu_type=ppc endian=little ;;
 145       powerpc*)         cpu_type=ppc endian=big ;;
 146       rs6000*)          cpu_type=ppc ;;
 147       s390x*)           cpu_type=s390 arch=s390x ;;
 148       s390*)            cpu_type=s390 arch=s390 ;;
 149       sh5*)             cpu_type=sh64 endian=big ;;
 150       sh5le*)           cpu_type=sh64 endian=little ;;
 151       sh64*)            cpu_type=sh64 endian=big ;;
 152       sh64le*)          cpu_type=sh64 endian=little ;;
 153       sh*le)            cpu_type=sh endian=little ;;
 154       sh*)              cpu_type=sh endian=big ;;
 155       sparclite*)       cpu_type=sparc arch=sparclite ;;
 156       sparclet*)        cpu_type=sparc arch=sparclet ;;
 157       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 158       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 159       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 160       v850*)            cpu_type=v850 ;;
 161       *)                cpu_type=${cpu} ;;
 162     esac
 163
 164     if test ${this_target} = $target ; then
 165       target_cpu_type=${cpu_type}
 166     elif test ${target_cpu_type} != ${cpu_type} ; then
 167       continue
 168     fi
 169
 170     generic_target=${cpu_type}-$vendor-$os
 171     dev=no
 172     bfd_gas=no
 173     em=generic
 174
 175     # assign object format
 176     case ${generic_target} in
 177       a29k-*-coff)                      fmt=coff ;;
 178       a29k-amd-udi)                     fmt=coff ;;
 179       a29k-amd-ebmon)                   fmt=coff ;;
 180       a29k-nyu-sym1)                    fmt=coff ;;
 181       a29k-*-rtems*)                    fmt=coff ;;
 182       a29k-*-vxworks*)                  fmt=coff ;;
 183
 184       alpha*-*-*vms*)                   fmt=evax ;;
 185       alpha*-*-netware*)                fmt=ecoff ;;
 186       alpha*-*-osf*)                    fmt=ecoff ;;
 187       alpha*-*-linuxecoff*)             fmt=ecoff ;;
 188       alpha*-*-linux-gnu*)              fmt=elf em=linux ;;
 189       alpha*-*-netbsd*)                 fmt=elf em=nbsd ;;
 190       alpha*-*-openbsd*)                fmt=elf em=obsd ;;
 191
 192       arc-*-elf*)                       fmt=elf ;;
 193
 194       arm-*-aout)                       fmt=aout ;;
 195       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 196       arm-*-rtems | thumb-*-rtems)      fmt=elf ;;
 197       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 198       arm*-*-conix*)                    fmt=elf ;;
 199       arm-*-linux*aout*)                fmt=aout em=linux ;;
 200       arm*-*-linux-gnu*)                fmt=elf  em=linux ;;
 201       arm*-*-uclinux*)                  fmt=elf  em=linux ;;
 202       arm-*-netbsdelf*)                 fmt=elf  em=nbsd ;;
 203       arm-*-*n*bsd*)                    fmt=aout em=nbsd ;;
 204       arm-**-nto*)                      fmt=elf ;;
 205       arm-*-oabi | thumb-*-oabi)        fmt=elf ;;
 206       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 207       arm-*-wince)                      fmt=coff em=wince-pe ;;
 208       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 209       arm-*-riscix*)                    fmt=aout em=riscix ;;
 210       arm-*-vxworks)                    fmt=coff ;;
 211
 212       avr-*-*)                          fmt=elf ;;
 213
 214       cris-*-*)                         fmt=multi bfd_gas=yes ;;
 215
 216       d10v-*-*)                         fmt=elf ;;
 217       d30v-*-*)                         fmt=elf ;;
 218       dlx-*-*)                          fmt=elf ;;
 219
 220       fr30-*-*)                         fmt=elf ;;
 221       frv-*-*)                          fmt=elf ;;
 222
 223       hppa-*-linux*)    case ${cpu} in
 224                             hppa*64*)   fmt=elf em=hppalinux64;;
 225                             hppa*)      fmt=elf em=linux;;
 226                         esac ;;
 227       hppa-*-*elf*)                     fmt=elf em=hppa ;;
 228       hppa-*-lites*)                    fmt=elf em=hppa ;;
 229       hppa-*-netbsd*)                   fmt=elf em=nbsd ;;
 230       hppa-*-openbsd*)                  fmt=elf em=hppa ;;
 231       hppa-*-osf*)                      fmt=som em=hppa ;;
 232       hppa-*-rtems*)                    fmt=elf em=hppa ;;
 233       hppa-*-hpux11*)   case ${cpu} in
 234                             hppa*64*)   fmt=elf em=hppa64 ;;
 235                             hppa*)      fmt=som em=hppa ;;
 236                         esac ;;
 237       hppa-*-hpux*)                     fmt=som em=hppa ;;
 238       hppa-*-mpeix*)                    fmt=som em=hppa ;;
 239       hppa-*-bsd*)                      fmt=som em=hppa ;;
 240       hppa-*-hiux*)                     fmt=som em=hppa ;;
 241
 242       h8300-*-rtems*)                   fmt=coff ;;
 243       h8300-*-coff)                     fmt=coff ;;
 244       h8300-*-elf)                      fmt=elf ;;
 245       h8500-*-rtems*)                   fmt=coff ;;
 246       h8500-*-coff)                     fmt=coff ;;
 247
 248       i370-*-elf* | i370-*-linux*)      fmt=elf ;;
 249       i386-ibm-aix*)                    fmt=coff em=i386aix ;;
 250       i386-sequent-bsd*)                fmt=aout em=dynix ;;
 251       i386-*-beospe*)                   fmt=coff em=pe ;;
 252       i386-*-beos*)                     fmt=elf ;;
 253       i386-*-coff)                      fmt=coff ;;
 254       i386-*-elf)                       fmt=elf ;;
 255       i386-*-bsd*)                      fmt=aout em=386bsd ;;
 256       i386-*-netbsd0.8)                 fmt=aout em=386bsd ;;
 257       i386-*-netbsdpe*)                 fmt=coff em=pe ;;
 258       i386-*-netbsdelf*)                fmt=elf em=nbsd ;;
 259       i386-*-*n*bsd*)   case ${cpu} in
 260                             x86_64)     fmt=elf em=nbsd ;;
 261                             *)          fmt=aout em=nbsd ;;
 262                         esac ;;
 263       i386-*-linux*aout*)               fmt=aout em=linux ;;
 264       i386-*-linux*oldld)               fmt=aout em=linux ;;
 265       i386-*-linux*coff*)               fmt=coff em=linux ;;
 266       i386-*-linux-gnu*)                fmt=elf em=linux ;;
 267       x86_64-*-linux-gnu*)              fmt=elf em=linux ;;
 268       i386-*-lynxos*)                   fmt=coff em=lynx ;;
 269 changequote(,)dnl
 270       i386-*-sysv[45]*)                 fmt=elf ;;
 271       i386-*-solaris*)                  fmt=elf ;;
 272       i386-*-freebsdaout*)              fmt=aout em=386bsd ;;
 273       i386-*-freebsd[12].*)             fmt=aout em=386bsd ;;
 274       i386-*-freebsd[12])               fmt=aout em=386bsd ;;
 275 changequote([,])dnl
 276       i386-*-sysv*)                     fmt=coff ;;
 277       i386-*-sco3.2v5*coff)             fmt=coff ;;
 278       i386-*-isc*)                      fmt=coff ;;
 279       i386-*-sco3.2v5*)                 fmt=elf
 280           if test ${this_target} = $target; then
 281             AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
 282           fi ;;
 283       i386-*-sco3.2*)                   fmt=coff ;;
 284       i386-*-vsta)                      fmt=aout ;;
 285       i386-*-msdosdjgpp* \
 286       | i386-*-go32* \
 287       | i386-go32-rtems*)               fmt=coff em=go32
 288             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?]) ;;
 289       i386-*-rtemself*)                 fmt=elf ;;
 290       i386-*-rtemscoff*)                fmt=coff ;;
 291       i386-*-rtems*)                    fmt=elf ;;
 292       i386-*-gnu*)                      fmt=elf ;;
 293       i386-*-mach*)                     fmt=aout em=mach ;;
 294       i386-*-msdos*)                    fmt=aout ;;
 295       i386-*-moss*)                     fmt=elf ;;
 296       i386-*-pe)                        fmt=coff em=pe ;;
 297       i386-*-cygwin*)                   fmt=coff em=pe ;;
 298       i386-*-interix*)                  fmt=coff em=interix ;;
 299       i386-*-mingw32*)                  fmt=coff em=pe ;;
 300       i386-*-nto-qnx*)                  fmt=elf ;;
 301       i386-*-*nt*)                      fmt=coff em=pe ;;
 302       i386-*-vxworks*)                  fmt=aout ;;
 303       i386-*-chaos)                     fmt=elf ;;
 304
 305       i860-*-*)                         fmt=elf endian=little
 306                 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
 307       i960-*-bout)                      fmt=bout ;;
 308       i960-*-coff)                      fmt=coff em=ic960 ;;
 309       i960-*-rtems*)                    fmt=coff em=ic960 ;;
 310       i960-*-nindy*)                    fmt=bout ;;
 311       i960-*-vxworks5.0)                fmt=bout ;;
 312       i960-*-vxworks5.*)                fmt=coff em=ic960 ;;
 313       i960-*-vxworks*)                  fmt=bout ;;
 314       i960-*-elf*)                      fmt=elf ;;
 315
 316       ia64-*-elf*)                      fmt=elf ;;
 317       ia64-*-aix*)                      fmt=elf em=ia64aix ;;
 318       ia64-*-linux-gnu*)                fmt=elf em=linux ;;
 319       ia64-*-hpux*)                     fmt=elf em=hpux ;;
 320       ia64-*-netbsd*)                   fmt=elf em=nbsd ;;
 321
 322       ip2k-*-*)                         fmt=elf ;;
 323
 324       m32r-*-*)                         fmt=elf ;;
 325
 326       m68hc11-*-* | m6811-*-*)          fmt=elf ;;
 327       m68hc12-*-* | m6812-*-*)          fmt=elf ;;
 328
 329       m68k-*-vxworks*)                  fmt=aout em=sun3 ;;
 330       m68k-ericsson-ose)                fmt=aout em=sun3 ;;
 331       m68k-*-sunos*)                    fmt=aout em=sun3 ;;
 332       m68k-motorola-sysv*)              fmt=coff em=delta ;;
 333       m68k-bull-sysv3*)                 fmt=coff em=dpx2 ;;
 334       m68k-apollo-*)                    fmt=coff em=apollo ;;
 335       m68k-*-elf*)                      fmt=elf ;;
 336       m68k-*-sysv4*)                    fmt=elf em=svr4 ;;
 337       m68k-*-sysv*)                     fmt=coff ;;
 338       m68k-*-coff | m68k-*-rtemscoff*)  fmt=coff ;;
 339       m68k-*-rtems*)                    fmt=elf ;;
 340       m68k-*-hpux*)                     fmt=hp300 em=hp300 ;;
 341       m68k-*-linux*aout*)               fmt=aout em=linux ;;
 342       m68k-*-linux-gnu*)                fmt=elf em=linux ;;
 343       m68k-*-gnu*)                      fmt=elf ;;
 344       m68k-*-lynxos*)                   fmt=coff em=lynx ;;
 345       m68k-*-netbsdelf*)                fmt=elf em=nbsd ;;
 346       m68k-*-netbsd*)                   fmt=aout em=nbsd bfd_gas=yes ;;
 347       m68k-*-openbsd*)                  fmt=aout em=nbsd bfd_gas=yes ;;
 348       m68k-apple-aux*)                  fmt=coff em=aux ;;
 349       m68k-*-psos*)                     fmt=elf em=psos;;
 350
 351       m88k-motorola-sysv3*)             fmt=coff em=delt88 ;;
 352       m88k-*-coff*)                     fmt=coff ;;
 353
 354       mcore-*-elf)                      fmt=elf ;;
 355       mcore-*-pe)                       fmt=coff em=pe bfd_gas=yes ;;
 356
 357       # don't change em like *-*-bsd does
 358       mips-dec-openbsd*)                fmt=elf endian=little ;;
 359       mips-dec-bsd*)                    fmt=aout endian=little ;;
 360       mips-sony-bsd*)                   fmt=ecoff ;;
 361       mips-*-bsd*)
 362             AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 363       mips-*-ultrix*)                   fmt=ecoff endian=little ;;
 364       mips-*-osf*)                      fmt=ecoff endian=little ;;
 365       mips-*-ecoff*)                    fmt=ecoff ;;
 366       mips-*-pe*)                       fmt=coff endian=little em=pe ;;
 367       mips-*-irix6*)                    fmt=elf ;;
 368       mips-*-irix5*)                    fmt=elf ;;
 369       mips-*-irix*)                     fmt=ecoff ;;
 370       mips-*-lnews*)                    fmt=ecoff em=lnews ;;
 371       mips-*-riscos*)                   fmt=ecoff ;;
 372       mips*-*-linux*)                   fmt=elf em=tmips ;;
 373       mips-*-sysv4*MP* | mips-*-gnu*)   fmt=elf em=tmips ;;
 374       mips-*-sysv*)                     fmt=ecoff ;;
 375       mips-*-elf* | mips-*-rtems*)      fmt=elf ;;
 376       mips-*-*n*bsd*)                   fmt=elf ;;
 377       mips-*-vxworks*)                  fmt=elf ;;
 378
 379       mmix-*-*)                         fmt=elf ;;
 380       mn10200-*-*)                      fmt=elf ;;
 381       mn10300-*-*)                      fmt=elf ;;
 382       openrisc-*-*)                     fmt=elf ;;
 383       or32-*-rtems*)                    fmt=coff ;;
 384       or32-*-coff)                      fmt=coff ;;
 385       or32-*-elf)                       fmt=elf ;;
 386       pj*)                              fmt=elf ;;
 387
 388       ppc-*-pe | ppc-*-cygwin*)         fmt=coff em=pe ;;
 389       ppc-*-winnt*)                     fmt=coff em=pe ;;
 390       ppc-*-aix5*)                      fmt=coff em=aix5 ;;
 391       ppc-*-aix*)                       fmt=coff ;;
 392       ppc-*-beos*)                      fmt=coff ;;
 393       ppc-*-*n*bsd* | ppc-*-elf*)       fmt=elf ;;
 394       ppc-*-eabi* | ppc-*-sysv4*)       fmt=elf ;;
 395       ppc-*-linux-gnu*)                 fmt=elf
 396             case "$endian" in
 397                 big)  ;;
 398                 *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 399             esac ;;
 400       ppc-*-solaris*)                   fmt=elf
 401             if test ${this_target} = $target; then
 402                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 403                           [Define if default target is PowerPC Solaris.])
 404             fi
 405             if test x${endian} = xbig; then
 406                 AC_MSG_ERROR(Solaris must be configured little endian)
 407             fi ;;
 408       ppc-*-rtems*)                     fmt=elf ;;
 409       ppc-*-macos* | ppc-*-mpw*)        fmt=coff em=macos ;;
 410       ppc-*-netware*)                   fmt=elf em=ppcnw ;;
 411       ppc-*-vxworks*)                   fmt=elf ;;
 412       ppc-*-windiss*)                   fmt=elf ;;
 413
 414       s390x-*-linux-gnu*)               fmt=elf em=linux ;;
 415       s390-*-linux-gnu*)                fmt=elf em=linux ;;
 416
 417       sh*-*-linux*)                     fmt=elf em=linux
 418             case ${cpu} in
 419                 sh*eb)  endian=big ;;
 420                 *)      endian=little ;;
 421             esac ;;
 422       sh5*-*-netbsd*)                   fmt=elf em=nbsd ;;
 423       sh64*-*-netbsd*)                  fmt=elf em=nbsd ;;
 424       sh*-*-netbsdelf*)                 fmt=elf em=nbsd ;;
 425       sh-*-elf*)                        fmt=elf ;;
 426       sh-*-coff*)                       fmt=coff ;;
 427       sh-*-pe*)                         fmt=coff em=pe bfd_gas=yes
 428                         endian=little ;;
 429       sh-*-rtemself*)                   fmt=elf ;;
 430       sh-*-rtems*)                      fmt=coff ;;
 431       sh64-*-elf*)                      fmt=elf ;;
 432
 433       ns32k-pc532-mach*)                fmt=aout em=pc532mach ;;
 434       ns32k-pc532-ux*)                  fmt=aout em=pc532mach ;;
 435       ns32k-pc532-lites*)               fmt=aout em=nbsd532 ;;
 436       ns32k-*-*n*bsd*)                  fmt=aout em=nbsd532 ;;
 437
 438       sparc-*-rtemsaout*)               fmt=aout ;;
 439       sparc-*-rtemself*)                fmt=elf ;;
 440       sparc-*-rtems*)                   fmt=elf ;;
 441       sparc-*-sunos4*)                  fmt=aout em=sun3 ;;
 442       sparc-*-aout | sparc*-*-vxworks*) fmt=aout em=sparcaout ;;
 443       sparc-*-coff)                     fmt=coff ;;
 444       sparc-*-linux*aout*)              fmt=aout em=linux ;;
 445       sparc-*-linux-gnu*)               fmt=elf em=linux ;;
 446       sparc-*-lynxos*)                  fmt=coff em=lynx ;;
 447       sparc-fujitsu-none)               fmt=aout ;;
 448       sparc-*-elf)                      fmt=elf ;;
 449       sparc-*-sysv4*)                   fmt=elf ;;
 450       sparc-*-solaris*)                 fmt=elf ;;
 451       sparc-*-netbsdelf*)               fmt=elf em=nbsd ;;
 452       sparc-*-*n*bsd*)  case ${cpu} in
 453                             sparc64)    fmt=elf em=nbsd ;;
 454                             *)          fmt=aout em=nbsd ;;
 455                         esac ;;
 456       strongarm-*-coff)                 fmt=coff ;;
 457       strongarm-*-elf)                  fmt=elf ;;
 458       xscale-*-coff)                    fmt=coff ;;
 459       xscale-*-elf)                     fmt=elf ;;
 460
 461       tic30-*-*aout*)                   fmt=aout bfd_gas=yes ;;
 462       tic30-*-*coff*)                   fmt=coff bfd_gas=yes ;;
 463       tic54x-*-* | c54x*-*-*)           fmt=coff bfd_gas=yes need_libm=yes;;
 464       tic80-*-*)                        fmt=coff ;;
 465
 466       v850-*-*)                         fmt=elf ;;
 467       v850e-*-*)                        fmt=elf ;;
 468       v850ea-*-*)                       fmt=elf ;;
 469
 470       vax-*-netbsdelf*)                 fmt=elf em=nbsd ;;
 471       vax-*-netbsd*)                    fmt=aout em=nbsd ;;
 472       vax-*-bsd* | vax-*-ultrix*)       fmt=aout ;;
 473       vax-*-vms)                        fmt=vms ;;
 474
 475       w65-*-*)                          fmt=coff ;;
 476
 477       xstormy16-*-*)                    fmt=elf ;;
 478
 479       z8k-*-coff | z8k-*-sim)           fmt=coff ;;
 480
 481       *-*-aout | *-*-scout)             fmt=aout ;;
 482       *-*-freebsd*)                     fmt=elf em=freebsd ;;
 483       *-*-nindy*)                       fmt=bout ;;
 484       *-*-bsd*)                         fmt=aout em=sun3 ;;
 485       *-*-generic)                      fmt=generic ;;
 486       *-*-xray | *-*-hms)               fmt=coff ;;
 487       *-*-sim)                          fmt=coff ;;
 488       *-*-elf | *-*-sysv4* | *-*-solaris*) fmt=elf dev=yes ;;
 489       *-*-vxworks)                      fmt=aout ;;
 490       *-*-netware)                      fmt=elf ;;
 491     esac
 492
 493     if test ${this_target} = $target ; then
 494       endian_def=
 495       if test x${endian} = xbig; then
 496         endian_def=1
 497       elif test x${endian} = xlittle; then
 498         endian_def=0
 499       fi
 500       if test x${endian_def} != x; then
 501         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 502                            [Define as 1 if big endian.])
 503       fi
 504     fi
 505
 506     case ${cpu_type}-${fmt} in
 507         alpha*-* | arm-* | i386-* | ia64*-* | mips-* | ns32k-* \
 508                 | pdp11-* | ppc-* | sparc-* | strongarm-* | xscale-* \
 509                 | *-elf | *-ecoff | *-som)
 510             bfd_gas=yes ;;
 511     esac
 512
 513 # Other random stuff.
 514
 515     case ${cpu_type} in
 516       mips)
 517         # Set mips_cpu to the name of the default CPU.
 518         case ${target_cpu} in
 519           mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
 520             mips_cpu=from-abi
 521             ;;
 522           mipsisa32 | mipsisa32el)
 523             mips_cpu=mips32
 524             ;;
 525           mipsisa64 | mipsisa64el)
 526             mips_cpu=mips64
 527             ;;
 528           mipstx39 | mipstx39el)
 529             mips_cpu=r3900
 530             ;;
 531           mips64* | mipsisa64* | mipsisa32*)
 532 changequote(,)dnl
 533             mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
 534 changequote([,])dnl
 535             ;;
 536           *)
 537             AC_ERROR($target_cpu isn't a supported MIPS CPU name)
 538             ;;
 539         esac
 540         # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
 541         # binaries.  It's a GNU extension that some OSes don't understand.
 542         # The value only matters on ELF targets.
 543         case ${target} in
 544           *-*-irix*)
 545             use_e_mips_abi_o32=0
 546             ;;
 547           *)
 548             use_e_mips_abi_o32=1
 549             ;;
 550         esac
 551         # Decide whether to generate 32-bit or 64-bit code by default.
 552         # Used to resolve -march=from-abi when an embedded ABI is selected.
 553         case ${target} in
 554           mips64*-*-* | mipsisa64*-*-*)
 555             mips_default_64bit=1
 556             ;;
 557           *)
 558             mips_default_64bit=0
 559             ;;
 560         esac
 561         AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
 562                            [Default CPU for MIPS targets. ])
 563         AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
 564                            [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
 565         AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
 566                            [Generate 64-bit code by default on MIPS targets. ])
 567         ;;
 568     esac
 569
 570     # Do we need the opcodes library?
 571     case ${cpu_type} in
 572       vax | i386 | tic30)
 573         ;;
 574
 575       *)
 576         need_opcodes=yes
 577
 578         case "${enable_shared}" in
 579         yes) shared_opcodes=true ;;
 580         *opcodes*) shared_opcodes=true ;;
 581         *) shared_opcodes=false ;;
 582         esac
 583         if test "${shared_opcodes}" = "true"; then
 584           # A shared libopcodes must be linked against libbfd.
 585           need_bfd=yes
 586         fi
 587         ;;
 588     esac
 589
 590     # Any other special object files needed ?
 591     case ${cpu_type} in
 592       fr30 | ip2k | m32r | openrisc)
 593         using_cgen=yes
 594         ;;
 595
 596       frv)
 597         using_cgen=yes
 598         ;;
 599       m68k)
 600         case ${extra_objects} in
 601         *m68k-parse.o*) ;;
 602         *) extra_objects="$extra_objects m68k-parse.o" ;;
 603         esac
 604         ;;
 605
 606       mips)
 607         echo ${extra_objects} | grep -s "itbl-parse.o"
 608         if test $? -ne 0 ; then
 609           extra_objects="$extra_objects itbl-parse.o"
 610         fi
 611
 612         echo ${extra_objects} | grep -s "itbl-lex.o"
 613         if test $? -ne 0 ; then
 614           extra_objects="$extra_objects itbl-lex.o"
 615         fi
 616
 617         echo ${extra_objects} | grep -s "itbl-ops.o"
 618         if test $? -ne 0 ; then
 619           extra_objects="$extra_objects itbl-ops.o"
 620         fi
 621         ;;
 622
 623       i386 | s390 | sparc)
 624         if test $this_target = $target ; then
 625           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 626         fi
 627         ;;
 628
 629       xstormy16)
 630         using_cgen=yes
 631         ;;
 632
 633       *)
 634         ;;
 635     esac
 636
 637     if test $using_cgen = yes ; then
 638         case "x${extra_objects}" in
 639         *cgen.o*) ;;
 640         *) extra_objects="$extra_objects cgen.o" ;;
 641         esac
 642     fi
 643
 644 # See if we really can support this configuration with the emulation code.
 645
 646     if test $this_target = $target ; then
 647       primary_bfd_gas=$bfd_gas
 648       obj_format=$fmt
 649       te_file=$em
 650
 651       if test $bfd_gas = no ; then
 652         # Can't support other configurations this way.
 653         break
 654       fi
 655     elif test $bfd_gas = no ; then
 656       # Can't support this configuration.
 657       break
 658     fi
 659
 660 # From target name and format, produce a list of supported emulations.
 661
 662     case ${generic_target}-${fmt} in
 663       mips-*-irix5*-*)  emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 664       mips*-*-linux*-*) case "$endian" in
 665                         big)    emulation="mipsbelf mipslelf mipself" ;;
 666                         *)      emulation="mipslelf mipsbelf mipself" ;;
 667                         esac ;;
 668       mips-*-lnews*-ecoff) ;;
 669       mips-*-*-ecoff)   case "$endian" in
 670                         big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
 671                         *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
 672                         esac ;;
 673       mips-*-*-elf)     case "$endian" in
 674                         big)    emulation="mipsbelf mipslelf mipself" ;;
 675                         *)      emulation="mipslelf mipsbelf mipself" ;;
 676                         esac ;;
 677       mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 678       # i386-pc-pe-coff != i386-pc-coff.
 679       i386-*-pe-coff)   ;;
 680       # Uncommenting the next line will turn on support for i386 AOUT
 681       # for the default linux configuration
 682       # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
 683       #
 684       i386-*-aout)      emulation="i386aout" ;;
 685       i386-*-coff)      emulation="i386coff" ;;
 686       i386-*-elf)       emulation="i386elf" ;;
 687
 688       # Always all formats.  The first stated emulation becomes the default.
 689       cris-*-*aout*)    emulation="crisaout criself" ;;
 690       cris-*-*)         emulation="criself crisaout" ;;
 691     esac
 692
 693     emulations="$emulations $emulation"
 694
 695 done
 696
 697 # Turn on all targets if possible
 698 if test ${all_targets} = "yes"; then
 699   case ${target_cpu_type} in
 700   i386)
 701     case ${obj_format} in
 702     aout)
 703       emulations="$emulations i386coff i386elf"
 704       ;;
 705     coff)
 706       emulations="$emulations i386aout i386elf"
 707     ;;
 708     elf)
 709       emulations="$emulations i386aout i386coff"
 710       ;;
 711     esac
 712   ;;
 713   esac
 714 fi
 715
 716 # Assign floating point type.  Most processors with FP support
 717 # IEEE FP.  On those that don't support FP at all, usually IEEE
 718 # is emulated.
 719 case ${target_cpu} in
 720   vax | tahoe ) atof=${target_cpu} ;;
 721   pdp11)        atof=vax ;;
 722   *)            atof=ieee ;;
 723 esac
 724
 725 case "${obj_format}" in
 726   "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
 727 esac
 728
 729 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
 730 cgen_cpu_prefix=""
 731 if test $using_cgen = yes ; then
 732   case ${target_cpu} in
 733     *) cgen_cpu_prefix=${target_cpu} ;;
 734   esac
 735   AC_SUBST(cgen_cpu_prefix)
 736   AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
 737 fi
 738
 739 dnl
 740 dnl Make sure the desired support files exist.
 741 dnl
 742
 743 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
 744   AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 745 fi
 746
 747 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
 748   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 749 fi
 750
 751 case ${user_bfd_gas}-${primary_bfd_gas} in
 752   yes-yes | no-no)
 753     # We didn't override user's choice.
 754     ;;
 755   no-yes)
 756     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
 757     ;;
 758   no-preferred)
 759     primary_bfd_gas=no
 760     ;;
 761   *-preferred)
 762     primary_bfd_gas=yes
 763     ;;
 764   yes-*)
 765     primary_bfd_gas=yes
 766     ;;
 767   -*)
 768     # User specified nothing.
 769     ;;
 770 esac
 771
 772 # Some COFF configurations want these random other flags set.
 773 case ${obj_format} in
 774   coff)
 775     case ${target_cpu_type} in
 776       i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
 777       m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
 778       m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
 779     esac
 780     ;;
 781 esac
 782
 783 # Getting this done right is going to be a bitch.  Each configuration specified
 784 # with --enable-targets=... should be checked for environment, format, cpu, and
 785 # bfd_gas setting.
 786 #
 787 # For each configuration, the necessary object file support code must be linked
 788 # in.  This might be only one, it might be up to four.  The necessary emulation
 789 # code needs to be provided, too.
 790 #
 791 # And then there's "--enable-targets=all"....
 792 #
 793 # For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
 794
 795 formats="${obj_format}"
 796 emfiles=""
 797 EMULATIONS=""
 798 GAS_UNIQ(emulations)
 799 for em in . $emulations ; do
 800   case $em in
 801     .)  continue ;;
 802     mipsbelf | mipslelf | mipself)
 803         fmt=elf   file=mipself ;;
 804     mipsbecoff | mipslecoff | mipsecoff)
 805         fmt=ecoff file=mipsecoff ;;
 806     *coff)
 807         fmt=coff  file=$em ;;
 808     *aout)
 809         fmt=aout file=$em ;;
 810     *elf)
 811         fmt=elf file=$em ;;
 812   esac
 813   formats="$formats $fmt"
 814   emfiles="$emfiles e-$file.o"
 815   EMULATIONS="$EMULATIONS &$em,"
 816 done
 817 GAS_UNIQ(formats)
 818 GAS_UNIQ(emfiles)
 819 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
 820   for fmt in $formats ; do
 821     case $fmt in
 822       aout)     AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
 823       bout)     AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
 824       coff)     AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
 825       ecoff)    AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
 826       elf)      AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
 827       generic)  AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
 828       hp300)    AC_DEFINE(OBJ_MAYBE_HP300, 1,   [HP300 support?])   ;;
 829       ieee)     AC_DEFINE(OBJ_MAYBE_IEEE, 1,    [IEEE support?])    ;;
 830       som)      AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
 831       vms)      AC_DEFINE(OBJ_MAYBE_VMS, 1,     [VMS support?])     ;;
 832     esac
 833     extra_objects="$extra_objects obj-$fmt.o"
 834   done
 835   obj_format=multi
 836 fi
 837 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
 838   DEFAULT_EMULATION=`set . $emulations ; echo $2`
 839   # e-mips* has more than one emulation per file, e-i386* has just one at the
 840   # moment.  If only one emulation is specified, then don't define
 841   # USE_EMULATIONS or include any of the e-files as they will only be bloat.
 842   case "${obj_format}${emfiles}" in
 843     multi* | *mips*)
 844       extra_objects="$extra_objects $emfiles"
 845       AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
 846   esac
 847 fi
 848 AC_SUBST(extra_objects)
 849 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
 850 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
 851                    [Default emulation.])
 852
 853 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
 854   yes-*-coff)   need_bfd=yes ;;
 855   no-*-coff)    need_bfd=yes
 856                 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
 857 esac
 858
 859 reject_dev_configs=yes
 860
 861 case ${reject_dev_configs}-${dev} in
 862   yes-yes) # Oops.
 863     AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
 864     ;;
 865 esac
 866
 867 AC_SUBST(target_cpu_type)
 868 AC_SUBST(obj_format)
 869 AC_SUBST(te_file)
 870 AC_SUBST(install_tooldir)
 871 AC_SUBST(atof)
 872 dnl AC_SUBST(emulation)
 873
 874 case "${primary_bfd_gas}" in
 875   yes)  AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
 876         need_bfd=yes ;;
 877 esac
 878
 879 # do we need the opcodes library?
 880 case "${need_opcodes}" in
 881 yes)
 882   OPCODES_LIB=../opcodes/libopcodes.la
 883   ;;
 884 esac
 885
 886 case "${need_bfd}" in
 887 yes)
 888   BFDLIB=../bfd/libbfd.la
 889   ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
 890   ;;
 891 esac
 892
 893 AC_SUBST(BFDLIB)
 894 AC_SUBST(OPCODES_LIB)
 895
 896 AC_SUBST(ALL_OBJ_DEPS)
 897
 898 AC_DEFINE_UNQUOTED(TARGET_ALIAS,        "${target_alias}", [Target alias.])
 899 AC_DEFINE_UNQUOTED(TARGET_CANONICAL,    "${target}",       [Canonical target.])
 900 AC_DEFINE_UNQUOTED(TARGET_CPU,          "${target_cpu}",   [Target CPU.])
 901 AC_DEFINE_UNQUOTED(TARGET_VENDOR,       "${target_vendor}", [Target vendor.])
 902 AC_DEFINE_UNQUOTED(TARGET_OS,           "${target_os}",    [Target OS.])
 903
 904 AC_PROG_CC
 905
 906 AC_PROG_YACC
 907 AM_PROG_LEX
 908
 909 ALL_LINGUAS="fr tr es"
 910 CY_GNU_GETTEXT
 911
 912 AM_MAINTAINER_MODE
 913 AC_EXEEXT
 914
 915 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
 916
 917 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
 918 # people who are not cross-compiling but are compiling cross-assemblers.
 919 AC_MSG_CHECKING(whether compiling a cross-assembler)
 920 if test "${host}" = "${target}"; then
 921   cross_gas=no
 922 else
 923   cross_gas=yes
 924   AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
 925 fi
 926 AC_MSG_RESULT($cross_gas)
 927
 928 dnl ansidecl.h will deal with const
 929 dnl AC_CONST
 930 AC_FUNC_ALLOCA
 931 AC_C_INLINE
 932
 933 # VMS doesn't have unlink.
 934 AC_CHECK_FUNCS(unlink remove, break)
 935
 936 # Some systems don't have sbrk().
 937 AC_CHECK_FUNCS(sbrk)
 938
 939 # do we need the math library?
 940 case "${need_libm}" in
 941 yes)
 942   AC_CHECK_LIBM
 943   AC_SUBST(LIBM)
 944   ;;
 945 esac
 946
 947 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
 948 # enough, but on some of those systems, the assert macro relies on requoting
 949 # working properly!
 950 GAS_WORKING_ASSERT
 951
 952 # On some systems, the system header files may not declare malloc, realloc,
 953 # and free.  There are places where gas needs these functions to have been
 954 # declared -- such as when taking their addresses.
 955 gas_test_headers="
 956 #ifdef HAVE_MEMORY_H
 957 #include <memory.h>
 958 #endif
 959 #ifdef HAVE_STRING_H
 960 #include <string.h>
 961 #else
 962 #ifdef HAVE_STRINGS_H
 963 #include <strings.h>
 964 #endif
 965 #endif
 966 #ifdef HAVE_STDLIB_H
 967 #include <stdlib.h>
 968 #endif
 969 #ifdef HAVE_UNISTD_H
 970 #include <unistd.h>
 971 #endif
 972 "
 973 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
 974 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
 975 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
 976 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
 977 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
 978
 979 # Does errno.h declare errno, or do we have to add a separate declaration
 980 # for it?
 981 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
 982 #ifdef HAVE_ERRNO_H
 983 #include <errno.h>
 984 #endif
 985 ])
 986
 987 dnl This must come last.
 988
 989 dnl We used to make symlinks to files in the source directory, but now
 990 dnl we just use the right name for .c files, and create .h files in
 991 dnl the build directory which include the right .h file.  Make sure
 992 dnl the old symlinks don't exist, so that a reconfigure in an existing
 993 dnl directory behaves reasonably.
 994
 995 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
 996 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
 997  echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
 998  echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
 999  echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1000  echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1001  if test "x$cgen_cpu_prefix" != x ; then
1002    echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1003  fi
1004
1005  sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1006 [target_cpu_type=${target_cpu_type}
1007  cgen_cpu_prefix=${cgen_cpu_prefix}
1008  obj_format=${obj_format}
1009  te_file=${te_file}])