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       or32*)            cpu_type=or32 endian=big ;;
 141       pjl*)             cpu_type=pj endian=little ;;
 142       pj*)              cpu_type=pj endian=big ;;
 143       powerpc*le*)      cpu_type=ppc endian=little ;;
 144       powerpc*)         cpu_type=ppc endian=big ;;
 145       rs6000*)          cpu_type=ppc ;;
 146       s390x*)           cpu_type=s390 arch=s390x ;;
 147       s390*)            cpu_type=s390 arch=s390 ;;
 148       sh64*)            cpu_type=sh64 endian=big;;
 149       sh*le)            cpu_type=sh endian=little ;;
 150       sh*)              cpu_type=sh endian=big ;;
 151       sparclite*)       cpu_type=sparc arch=sparclite ;;
 152       sparclet*)        cpu_type=sparc arch=sparclet ;;
 153       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 154       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 155       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 156       v850*)            cpu_type=v850 ;;
 157       *)                cpu_type=${cpu} ;;
 158     esac
 159
 160     if test ${this_target} = $target ; then
 161       target_cpu_type=${cpu_type}
 162     elif test ${target_cpu_type} != ${cpu_type} ; then
 163       continue
 164     fi
 165
 166     generic_target=${cpu_type}-$vendor-$os
 167     dev=no
 168     bfd_gas=no
 169     em=generic
 170     mips_stabs_elf=
 171
 172     # assign object format
 173     case ${generic_target} in
 174       a29k-*-coff)          fmt=coff ;;
 175       a29k-amd-udi)         fmt=coff ;;
 176       a29k-amd-ebmon)       fmt=coff ;;
 177       a29k-nyu-sym1)        fmt=coff ;;
 178       a29k-*-rtems*)        fmt=coff ;;
 179       a29k-*-vxworks*)      fmt=coff ;;
 180
 181       alpha*-*-*vms*)       fmt=evax ;;
 182       alpha*-*-netware*)    fmt=ecoff ;;
 183       alpha*-*-openbsd*)    fmt=ecoff ;;
 184       alpha*-*-osf*)        fmt=ecoff ;;
 185       alpha*-*-linuxecoff*) fmt=ecoff ;;
 186       alpha*-*-linux-gnu*)  fmt=elf em=linux ;;
 187       alpha*-*-netbsd*)     fmt=elf em=nbsd ;;
 188
 189       arc-*-elf*)           fmt=elf bfd_gas=yes ;;
 190
 191       arm-*-aout)                       fmt=aout ;;
 192       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 193       arm-*-rtems | thumb-*-rtems)      fmt=elf ;;
 194       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 195       arm*-*-conix*)                    fmt=elf ;;
 196       arm-*-linux*aout*)                fmt=aout em=linux ;;
 197       arm*-*-linux-gnu* | arm*-*-uclinux*)
 198                                         fmt=elf  em=linux ;;
 199       arm-*-netbsdelf*)                 fmt=elf  em=nbsd ;;
 200       arm-*-netbsd* | arm-*-openbsd*)   fmt=aout em=nbsd ;;
 201       arm-*-oabi | thumb-*-oabi)        fmt=elf ;;
 202       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 203       arm-*-wince)                      fmt=coff em=wince-pe ;;
 204       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 205       arm-*-riscix*)                    fmt=aout em=riscix ;;
 206       arm-*-vxworks)                    fmt=coff ;;
 207
 208       avr-*-*)              fmt=elf bfd_gas=yes ;;
 209
 210       cris-*-*)             fmt=multi bfd_gas=yes ;;
 211
 212       d10v-*-*)             fmt=elf bfd_gas=yes ;;
 213       d30v-*-*)             fmt=elf bfd_gas=yes ;;
 214
 215
 216       fr30-*-*)             fmt=elf bfd_gas=yes ;;
 217
 218       hppa-*-linux-gnu*)    case ${cpu} in
 219                                 hppa*64*)
 220                                         fmt=elf em=hppalinux64;;
 221                                 hppa*)
 222                                         fmt=elf em=linux;;
 223                             esac ;;
 224       hppa-*-*elf*)         fmt=elf em=hppa ;;
 225       hppa-*-lites*)        fmt=elf em=hppa ;;
 226       hppa-*-netbsd*)       fmt=elf em=nbsd ;;
 227       hppa-*-osf*)          fmt=som em=hppa ;;
 228       hppa-*-rtems*)        fmt=elf em=hppa ;;
 229       hppa-*-hpux11*)       case ${cpu} in
 230                                 hppa*64*)
 231                                         fmt=elf em=hppa64 ;;
 232                                 hppa*)
 233                                         fmt=som em=hppa ;;
 234                             esac ;;
 235       hppa-*-hpux*)         fmt=som em=hppa ;;
 236       hppa-*-mpeix*)        fmt=som em=hppa ;;
 237       hppa-*-bsd*)          fmt=som em=hppa ;;
 238       hppa-*-hiux*)         fmt=som em=hppa ;;
 239
 240       h8300-*-rtems*)       fmt=coff ;;
 241       h8300-*-coff)         fmt=coff ;;
 242       h8300-*-elf)          fmt=elf ;;
 243       h8500-*-rtems*)       fmt=coff ;;
 244       h8500-*-coff)         fmt=coff ;;
 245
 246       i370-*-elf* | i370-*-linux*) fmt=elf ;;
 247       i386-ibm-aix*)        fmt=coff em=i386aix ;;
 248       i386-sequent-bsd*)    fmt=aout em=dynix bfd_gas=yes ;;
 249       i386-*-beospe*)       fmt=coff em=pe bfd_gas=yes ;;
 250       i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
 251       i386-*-bsd*)          fmt=aout em=386bsd ;;
 252       i386-*-netbsd0.8)     fmt=aout em=386bsd ;;
 253       i386-*-netbsd*)       em=nbsd bfd_gas=yes
 254                             case ${cpu} in
 255                               x86_64)   fmt=elf ;;
 256                               *)        case ${os} in
 257                                           *elf*) fmt=elf ;;
 258                                           *)     fmt=aout ;;
 259                                         esac
 260                                         ;;
 261                             esac
 262                             ;;
 263       i386-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes;;
 264       i386-*-linux*aout* | i386-*-linux*oldld)   fmt=aout em=linux ;;
 265       i386-*-linux*coff*)   fmt=coff em=linux ;;
 266       i386-*-linux-gnu*)    fmt=elf em=linux bfd_gas=yes ;;
 267       x86_64-*-linux-gnu*)  fmt=elf em=linux bfd_gas=yes ;;
 268       i386-*-lynxos*)       fmt=coff em=lynx ;;
 269 changequote(,)dnl
 270       i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
 271                             fmt=elf bfd_gas=yes ;;
 272       i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
 273                             fmt=aout em=386bsd ;;
 274 changequote([,])dnl
 275       i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
 276                           fmt=coff ;;
 277       i386-*-sco3.2v5*)      fmt=elf
 278                             if test ${this_target} = $target; then
 279                                 AC_DEFINE(SCO_ELF, 1,
 280                                     [Define if defaulting to ELF on SCO 5.])
 281                             fi
 282                             ;;
 283       i386-*-sco3.2*)       fmt=coff ;;
 284       i386-*-vsta)          fmt=aout ;;
 285       i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
 286                             fmt=coff em=go32 bfd_gas=yes
 287                             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
 288                             ;;
 289       i386-*-rtemself*)     fmt=elf ;;
 290       i386-*-rtemscoff*)    fmt=coff ;;
 291       i386-*-rtems*)        fmt=elf ;;
 292       i386-*-gnu*)          fmt=elf ;;
 293       i386-*-mach*)
 294                             fmt=aout em=mach bfd_gas=yes ;;
 295       i386-*-msdos*)        fmt=aout ;;
 296       i386-*-moss*)         fmt=elf ;;
 297       i386-*-pe)            fmt=coff em=pe bfd_gas=yes ;;
 298       i386-*-cygwin*)       fmt=coff em=pe bfd_gas=yes ;;
 299       i386-*-interix*)      fmt=coff em=interix bfd_gas=yes ;;
 300       i386-*-mingw32*)      fmt=coff em=pe bfd_gas=yes ;;
 301       i386-*-*nt*)          fmt=coff em=pe bfd_gas=yes ;;
 302       i386-*-vxworks*)      fmt=aout ;;
 303       i386-*-chaos)         fmt=elf ;;
 304       i860-stardent-sysv4* | i860-stardent-elf*)
 305                             fmt=elf bfd_gas=yes 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-*-vxworks4*)     fmt=bout ;;
 312       i960-*-vxworks5.0)    fmt=bout ;;
 313       i960-*-vxworks5.*)    fmt=coff em=ic960 ;;
 314       i960-*-vxworks*)      fmt=bout ;;
 315       i960-*-elf*)          fmt=elf ;;
 316
 317       ia64-*-elf*)          fmt=elf ;;
 318       ia64-*-aix*)          fmt=elf em=ia64aix ;;
 319       ia64-*-linux-gnu*)    fmt=elf em=linux ;;
 320       ia64-*-hpux*)         fmt=elf em=hpux ;;
 321       ia64-*-netbsd*)       fmt=elf em=nbsd ;;
 322
 323       m32r-*-*)             fmt=elf bfd_gas=yes ;;
 324
 325       m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
 326
 327       m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
 328                             fmt=aout em=sun3 ;;
 329       m68k-motorola-sysv*)  fmt=coff em=delta ;;
 330       m68k-bull-sysv3*)     fmt=coff em=dpx2 ;;
 331       m68k-apollo-*)        fmt=coff em=apollo ;;
 332       m68k-*-sysv4*) # must be before -sysv*
 333                             fmt=elf em=svr4 ;;
 334       m68k-*-elf*)          fmt=elf ;;
 335       m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
 336                             fmt=coff ;;
 337       m68k-*-rtems*)        fmt=elf ;;
 338       m68k-*-hpux*)         fmt=hp300 em=hp300 ;;
 339       m68k-*-linux*aout*)   fmt=aout em=linux ;;
 340       m68k-*-linux-gnu*)    fmt=elf em=linux ;;
 341       m68k-*-gnu*)          fmt=elf ;;
 342       m68k-*-lynxos*)       fmt=coff em=lynx ;;
 343       m68k-*-netbsdelf*)    fmt=elf em=nbsd bfd_gas=yes ;;
 344       m68k-*-netbsdaout* | m68k-*-netbsd*)
 345                             fmt=aout em=nbsd bfd_gas=yes ;;
 346       m68k-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes ;;
 347       m68k-apple-aux*)      fmt=coff em=aux ;;
 348       m68k-*-psos*)         fmt=elf em=psos;;
 349
 350       m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
 351       m88k-*-coff*)         fmt=coff ;;
 352
 353       mcore-*-elf)          fmt=elf bfd_gas=yes ;;
 354       mcore-*-pe)           fmt=coff em=pe bfd_gas=yes ;;
 355
 356       # don't change em like *-*-bsd does
 357       mips-dec-openbsd*)    fmt=elf endian=little ;;
 358       mips-dec-bsd*)        fmt=aout endian=little ;;
 359       mips-sony-bsd*)       fmt=ecoff ;;
 360       mips-*-bsd*)          AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 361       mips-*-ultrix*)       fmt=ecoff endian=little ;;
 362       mips-*-osf*)          fmt=ecoff endian=little ;;
 363       mips-*-ecoff*)        fmt=ecoff ;;
 364       mips-*-pe*)           fmt=coff endian=little em=pe ;;
 365       mips-*-irix6*)        fmt=elf ;;
 366       mips-*-irix5*)        fmt=elf ;;
 367       mips-*-irix*)         fmt=ecoff ;;
 368       mips-*-lnews*)        fmt=ecoff em=lnews ;;
 369       mips-*-riscos*)       fmt=ecoff ;;
 370       mips*-*-linux*)       fmt=elf em=tmips mips_stabs_elf=y ;;
 371       mips-*-sysv4*MP* | mips-*-gnu*)
 372                             fmt=elf em=tmips ;;
 373       mips-*-sysv*)         fmt=ecoff ;;
 374       mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
 375                             fmt=elf ;;
 376       mips-*-vxworks*)      fmt=elf mips_stabs_elf=y ;;
 377       mmix-*-*)             fmt=elf bfd_gas=yes ;;
 378       mn10200-*-*)          fmt=elf bfd_gas=yes ;;
 379       mn10300-*-*)          fmt=elf bfd_gas=yes ;;
 380       openrisc-*-*)         fmt=elf bfd_gas=yes ;;
 381       or32-*-rtems*)        fmt=coff ;;
 382       or32-*-coff)          fmt=coff ;;
 383       or32-*-elf)           fmt=elf ;;
 384       pj*)                  fmt=elf ;;
 385       ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
 386                             fmt=coff em=pe ;;
 387       ppc-*-aix5*)          fmt=coff em=aix5 ;;
 388       ppc-*-aix*)           fmt=coff ;;
 389       ppc-*-beos*)          fmt=coff ;;
 390       ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
 391                             fmt=elf ;;
 392       ppc-*-linux-gnu*)     fmt=elf
 393                             case "$endian" in
 394                             big)  ;;
 395                             *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 396                             esac
 397                             ;;
 398       ppc-*-solaris*)       fmt=elf
 399                             if test ${this_target} = $target; then
 400                                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 401                                 [Define if default target is PowerPC Solaris.])
 402                             fi
 403                             if test x${endian} = xbig; then
 404                                 AC_MSG_ERROR(Solaris must be configured little endian)
 405                             fi
 406                             ;;
 407       ppc-*-rtems*)         fmt=elf ;;
 408       ppc-*-macos* | ppc-*-mpw*)
 409                             fmt=coff em=macos ;;
 410       ppc-*-netware*)       fmt=elf em=ppcnw ;;
 411       ppc-*-vxworks*)       fmt=elf ;;
 412
 413       s390x-*-linux-gnu*)   fmt=elf em=linux ;;
 414       s390-*-linux-gnu*)    fmt=elf em=linux ;;
 415
 416       sh*-*-linux*)         fmt=elf em=linux
 417                             case ${cpu} in
 418                                 sh*eb)
 419                                         endian=big ;;
 420                                 sh*)
 421                                         endian=little ;;
 422                             esac ;;
 423       sh*-*-netbsdelf*)     fmt=elf em=nbsd ;;
 424       sh-*-elf*)            fmt=elf ;;
 425       sh-*-coff*)           fmt=coff bfd_gas=yes;;
 426       sh-*-pe*)             fmt=coff em=pe bfd_gas=yes endian=little ;;
 427       sh-*-rtemself*)       fmt=elf ;;
 428       sh-*-rtems*)          fmt=coff bfd_gas=yes;;
 429
 430       sh64-*-elf*)          fmt=elf ;;
 431       ns32k-pc532-mach* | ns32k-pc532-ux*)    fmt=aout em=pc532mach ;;
 432       ns32k-pc532-netbsd* | ns32k-pc532-lites*)  fmt=aout em=nbsd532 ;;
 433       ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
 434
 435       sparc-*-rtemsaout*)   fmt=aout ;;
 436       sparc-*-rtemself*)    fmt=elf ;;
 437       sparc-*-rtems*)       fmt=elf ;;
 438       sparc-*-sunos4*)      fmt=aout em=sun3 ;;
 439       sparc-*-aout | sparc*-*-vxworks*)
 440                             fmt=aout em=sparcaout ;;
 441       sparc-*-coff)         fmt=coff ;;
 442       sparc-*-linux*aout*)  fmt=aout em=linux ;;
 443       sparc-*-linux-gnu*)   fmt=elf em=linux ;;
 444       sparc-*-lynxos*)      fmt=coff em=lynx ;;
 445       sparc-fujitsu-none)   fmt=aout ;;
 446       sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
 447                             fmt=elf ;;
 448       sparc-*-netbsd*)      em=nbsd bfd_gas=yes
 449                             case ${cpu} in
 450                                 sparc) case ${os} in
 451                                            *elf*) fmt=elf ;;
 452                                            *)     fmt=aout ;;
 453                                        esac ;;
 454                                 sparc64) fmt=elf ;;
 455                             esac
 456                             ;;
 457       sparc-*-openbsd*)     fmt=aout em=nbsd ;;
 458
 459       strongarm-*-coff)     fmt=coff ;;
 460       strongarm-*-elf)      fmt=elf ;;
 461       xscale-*-coff)     fmt=coff ;;
 462       xscale-*-elf)      fmt=elf ;;
 463
 464       tic30-*-*aout*)       fmt=aout bfd_gas=yes ;;
 465       tic30-*-*coff*)       fmt=coff bfd_gas=yes ;;
 466       tic54x-*-* | c54x*-*-*)
 467                             fmt=coff bfd_gas=yes need_libm=yes;;
 468       tic80-*-*)            fmt=coff ;;
 469
 470       v850-*-*)             fmt=elf bfd_gas=yes ;;
 471       v850e-*-*)            fmt=elf bfd_gas=yes ;;
 472       v850ea-*-*)           fmt=elf bfd_gas=yes ;;
 473
 474       vax-*-bsd* | vax-*-ultrix*)
 475                             fmt=aout ;;
 476       vax-*-vms)            fmt=vms ;;
 477
 478       w65-*-*)              fmt=coff ;;
 479
 480       xstormy16-*-*)        fmt=elf bfd_gas=yes ;;
 481
 482       z8k-*-coff | z8k-*-sim)
 483                             fmt=coff ;;
 484
 485       *-*-aout | *-*-scout)
 486                             fmt=aout ;;
 487       *-*-freebsd*)         fmt=elf em=freebsd bfd_gas=yes ;;
 488       *-*-nindy*)
 489                             fmt=bout ;;
 490       *-*-bsd*)
 491                             fmt=aout em=sun3 ;;
 492       *-*-generic)          fmt=generic ;;
 493       *-*-xray | *-*-hms)   fmt=coff ;;
 494       *-*-sim)              fmt=coff ;;
 495       *-*-elf | *-*-sysv4* | *-*-solaris*)
 496                             AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
 497                             fmt=elf dev=yes ;;
 498       *-*-vxworks)          fmt=aout ;;
 499       *-*-netware)          fmt=elf ;;
 500     esac
 501
 502     if test ${this_target} = $target ; then
 503       endian_def=
 504       if test x${endian} = xbig; then
 505         endian_def=1
 506       elif test x${endian} = xlittle; then
 507         endian_def=0
 508       fi
 509       if test x${endian_def} != x; then
 510         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 511                            [Define as 1 if big endian.])
 512       fi
 513     fi
 514
 515     if test x${mips_stabs_elf} != x; then
 516       AC_DEFINE(MIPS_STABS_ELF, 1,
 517                 [Use ELF stabs for MIPS, not ECOFF stabs])
 518     fi
 519
 520     case ${cpu_type}-${fmt} in
 521       alpha*-*) bfd_gas=yes ;;
 522       arm-*)    bfd_gas=yes ;;
 523     # not yet
 524     # i386-aout)        bfd_gas=preferred ;;
 525       ia64*-*)  bfd_gas=yes ;;
 526       mips-*)   bfd_gas=yes ;;
 527       ns32k-*)  bfd_gas=yes ;;
 528       pdp11-*)  bfd_gas=yes ;;
 529       ppc-*)    bfd_gas=yes ;;
 530       sparc-*)  bfd_gas=yes ;;
 531       strongarm-*)      bfd_gas=yes ;;
 532       xscale-*) bfd_gas=yes ;;
 533       *-elf)    bfd_gas=yes ;;
 534       *-ecoff)  bfd_gas=yes ;;
 535       *-som)    bfd_gas=yes ;;
 536     #enable bfd for coff and aout to allow testing if a bfd target is
 537     #the primary target, but not for coff or aout as the primary target
 538       i386-coff)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 539       i386-aout)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 540       *)                ;;
 541     esac
 542
 543 # Other random stuff.
 544
 545     # Do we need the opcodes library?
 546     case ${cpu_type} in
 547       vax | i386 | tic30)
 548         ;;
 549
 550       *)
 551         need_opcodes=yes
 552
 553         case "${enable_shared}" in
 554         yes) shared_opcodes=true ;;
 555         *opcodes*) shared_opcodes=true ;;
 556         *) shared_opcodes=false ;;
 557         esac
 558         if test "${shared_opcodes}" = "true"; then
 559           # A shared libopcodes must be linked against libbfd.
 560           need_bfd=yes
 561         fi
 562         ;;
 563     esac
 564
 565     # Any other special object files needed ?
 566     case ${cpu_type} in
 567       fr30 | m32r | openrisc)
 568         using_cgen=yes
 569         ;;
 570
 571       m68k)
 572         case ${extra_objects} in
 573         *m68k-parse.o*) ;;
 574         *) extra_objects="$extra_objects m68k-parse.o" ;;
 575         esac
 576         ;;
 577
 578       mips)
 579         echo ${extra_objects} | grep -s "itbl-parse.o"
 580         if test $? -ne 0 ; then
 581           extra_objects="$extra_objects itbl-parse.o"
 582         fi
 583
 584         echo ${extra_objects} | grep -s "itbl-lex.o"
 585         if test $? -ne 0 ; then
 586           extra_objects="$extra_objects itbl-lex.o"
 587         fi
 588
 589         echo ${extra_objects} | grep -s "itbl-ops.o"
 590         if test $? -ne 0 ; then
 591           extra_objects="$extra_objects itbl-ops.o"
 592         fi
 593         ;;
 594
 595       i386 | s390 | sparc)
 596         if test $this_target = $target ; then
 597           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 598         fi
 599         ;;
 600
 601       xstormy16)
 602         using_cgen=yes
 603         ;;
 604
 605       *)
 606         ;;
 607     esac
 608
 609     if test $using_cgen = yes ; then
 610         case "x${extra_objects}" in
 611         *cgen.o*) ;;
 612         *) extra_objects="$extra_objects cgen.o" ;;
 613         esac
 614     fi
 615
 616 # See if we really can support this configuration with the emulation code.
 617
 618     if test $this_target = $target ; then
 619       primary_bfd_gas=$bfd_gas
 620       obj_format=$fmt
 621       te_file=$em
 622
 623       if test $bfd_gas = no ; then
 624         # Can't support other configurations this way.
 625         break
 626       fi
 627     elif test $bfd_gas = no ; then
 628       # Can't support this configuration.
 629       break
 630     fi
 631
 632 # From target name and format, produce a list of supported emulations.
 633
 634     case ${generic_target}-${fmt} in
 635       mips-*-irix5*-*)  emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 636       mips*-*-linux*-*) case "$endian" in
 637                         big)    emulation="mipsbelf mipslelf mipself" ;;
 638                         *)      emulation="mipslelf mipsbelf mipself" ;;
 639                         esac ;;
 640       mips-*-lnews*-ecoff) ;;
 641       mips-*-*-ecoff)   case "$endian" in
 642                         big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
 643                         *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
 644                         esac ;;
 645       mips-*-*-elf)     case "$endian" in
 646                         big)    emulation="mipsbelf mipslelf mipself" ;;
 647                         *)      emulation="mipslelf mipsbelf mipself" ;;
 648                         esac ;;
 649       mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 650       # i386-pc-pe-coff != i386-pc-coff.
 651       i386-*-pe-coff)   ;;
 652       # Uncommenting the next line will turn on support for i386 AOUT
 653       # for the default linux configuration
 654       # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
 655       #
 656       i386-*-aout)      emulation="i386aout" ;;
 657       i386-*-coff)      emulation="i386coff" ;;
 658       i386-*-elf)       emulation="i386elf" ;;
 659
 660       # Always all formats.  The first stated emulation becomes the default.
 661       cris-*-*aout*)    emulation="crisaout criself" ;;
 662       cris-*-*)         emulation="criself crisaout" ;;
 663     esac
 664
 665     emulations="$emulations $emulation"
 666
 667 done
 668
 669 # Turn on all targets if possible
 670 if test ${all_targets} = "yes"; then
 671   case ${target_cpu_type} in
 672   i386)
 673     case ${obj_format} in
 674     aout)
 675       emulations="$emulations i386coff i386elf"
 676       ;;
 677     coff)
 678       emulations="$emulations i386aout i386elf"
 679     ;;
 680     elf)
 681       emulations="$emulations i386aout i386coff"
 682       ;;
 683     esac
 684   ;;
 685   esac
 686 fi
 687
 688 # Assign floating point type.  Most processors with FP support
 689 # IEEE FP.  On those that don't support FP at all, usually IEEE
 690 # is emulated.
 691 case ${target_cpu} in
 692   vax | tahoe ) atof=${target_cpu} ;;
 693   pdp11)        atof=vax ;;
 694   *)            atof=ieee ;;
 695 esac
 696
 697 case "${obj_format}" in
 698   "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
 699 esac
 700
 701 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
 702 cgen_cpu_prefix=""
 703 if test $using_cgen = yes ; then
 704   case ${target_cpu} in
 705     *) cgen_cpu_prefix=${target_cpu} ;;
 706   esac
 707   AC_SUBST(cgen_cpu_prefix)
 708   AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
 709 fi
 710
 711 dnl
 712 dnl Make sure the desired support files exist.
 713 dnl
 714
 715 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
 716   AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 717 fi
 718
 719 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
 720   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 721 fi
 722
 723 case ${user_bfd_gas}-${primary_bfd_gas} in
 724   yes-yes | no-no)
 725     # We didn't override user's choice.
 726     ;;
 727   no-yes)
 728     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
 729     ;;
 730   no-preferred)
 731     primary_bfd_gas=no
 732     ;;
 733   *-preferred)
 734     primary_bfd_gas=yes
 735     ;;
 736   yes-*)
 737     primary_bfd_gas=yes
 738     ;;
 739   -*)
 740     # User specified nothing.
 741     ;;
 742 esac
 743
 744 # Some COFF configurations want these random other flags set.
 745 case ${obj_format} in
 746   coff)
 747     case ${target_cpu_type} in
 748       i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
 749       m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
 750       m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
 751     esac
 752     ;;
 753 esac
 754
 755 # Getting this done right is going to be a bitch.  Each configuration specified
 756 # with --enable-targets=... should be checked for environment, format, cpu, and
 757 # bfd_gas setting.
 758 #
 759 # For each configuration, the necessary object file support code must be linked
 760 # in.  This might be only one, it might be up to four.  The necessary emulation
 761 # code needs to be provided, too.
 762 #
 763 # And then there's "--enable-targets=all"....
 764 #
 765 # For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
 766
 767 formats="${obj_format}"
 768 emfiles=""
 769 EMULATIONS=""
 770 GAS_UNIQ(emulations)
 771 for em in . $emulations ; do
 772   case $em in
 773     .)  continue ;;
 774     mipsbelf | mipslelf | mipself)
 775         fmt=elf   file=mipself ;;
 776     mipsbecoff | mipslecoff | mipsecoff)
 777         fmt=ecoff file=mipsecoff ;;
 778     *coff)
 779         fmt=coff  file=$em ;;
 780     *aout)
 781         fmt=aout file=$em ;;
 782     *elf)
 783         fmt=elf file=$em ;;
 784   esac
 785   formats="$formats $fmt"
 786   emfiles="$emfiles e-$file.o"
 787   EMULATIONS="$EMULATIONS &$em,"
 788 done
 789 GAS_UNIQ(formats)
 790 GAS_UNIQ(emfiles)
 791 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
 792   for fmt in $formats ; do
 793     case $fmt in
 794       aout)     AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
 795       bout)     AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
 796       coff)     AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
 797       ecoff)    AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
 798       elf)      AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
 799       generic)  AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
 800       hp300)    AC_DEFINE(OBJ_MAYBE_HP300, 1,   [HP300 support?])   ;;
 801       ieee)     AC_DEFINE(OBJ_MAYBE_IEEE, 1,    [IEEE support?])    ;;
 802       som)      AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
 803       vms)      AC_DEFINE(OBJ_MAYBE_VMS, 1,     [VMS support?])     ;;
 804     esac
 805     extra_objects="$extra_objects obj-$fmt.o"
 806   done
 807   obj_format=multi
 808 fi
 809 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
 810   DEFAULT_EMULATION=`set . $emulations ; echo $2`
 811   # e-mips* has more than one emulation per file, e-i386* has just one at the
 812   # moment.  If only one emulation is specified, then don't define
 813   # USE_EMULATIONS or include any of the e-files as they will only be bloat.
 814   case "${obj_format}${emfiles}" in
 815     multi* | *mips*)
 816       extra_objects="$extra_objects $emfiles"
 817       AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
 818   esac
 819 fi
 820 AC_SUBST(extra_objects)
 821 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
 822 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
 823                    [Default emulation.])
 824
 825 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
 826   yes-*-coff)   need_bfd=yes ;;
 827   no-*-coff)    need_bfd=yes
 828                 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
 829 esac
 830
 831 reject_dev_configs=yes
 832
 833 case ${reject_dev_configs}-${dev} in
 834   yes-yes) # Oops.
 835     AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
 836     ;;
 837 esac
 838
 839 AC_SUBST(target_cpu_type)
 840 AC_SUBST(obj_format)
 841 AC_SUBST(te_file)
 842 AC_SUBST(install_tooldir)
 843 AC_SUBST(atof)
 844 dnl AC_SUBST(emulation)
 845
 846 case "${primary_bfd_gas}" in
 847   yes)  AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
 848         need_bfd=yes ;;
 849 esac
 850
 851 # do we need the opcodes library?
 852 case "${need_opcodes}" in
 853 yes)
 854   OPCODES_LIB=../opcodes/libopcodes.la
 855   ;;
 856 esac
 857
 858 case "${need_bfd}" in
 859 yes)
 860   BFDLIB=../bfd/libbfd.la
 861   ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
 862   ;;
 863 esac
 864
 865 AC_SUBST(BFDLIB)
 866 AC_SUBST(OPCODES_LIB)
 867
 868 AC_SUBST(ALL_OBJ_DEPS)
 869
 870 AC_DEFINE_UNQUOTED(TARGET_ALIAS,        "${target_alias}", [Target alias.])
 871 AC_DEFINE_UNQUOTED(TARGET_CANONICAL,    "${target}",       [Canonical target.])
 872 AC_DEFINE_UNQUOTED(TARGET_CPU,          "${target_cpu}",   [Target CPU.])
 873 AC_DEFINE_UNQUOTED(TARGET_VENDOR,       "${target_vendor}", [Target vendor.])
 874 AC_DEFINE_UNQUOTED(TARGET_OS,           "${target_os}",    [Target OS.])
 875
 876 AC_PROG_CC
 877
 878 AC_PROG_YACC
 879 AM_PROG_LEX
 880
 881 ALL_LINGUAS="fr tr es"
 882 CY_GNU_GETTEXT
 883
 884 AM_MAINTAINER_MODE
 885 AC_EXEEXT
 886
 887 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
 888
 889 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
 890 # people who are not cross-compiling but are compiling cross-assemblers.
 891 AC_MSG_CHECKING(whether compiling a cross-assembler)
 892 if test "${host}" = "${target}"; then
 893   cross_gas=no
 894 else
 895   cross_gas=yes
 896   AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
 897 fi
 898 AC_MSG_RESULT($cross_gas)
 899
 900 dnl ansidecl.h will deal with const
 901 dnl AC_CONST
 902 AC_FUNC_ALLOCA
 903 AC_C_INLINE
 904
 905 # VMS doesn't have unlink.
 906 AC_CHECK_FUNCS(unlink remove, break)
 907
 908 # Some systems don't have sbrk().
 909 AC_CHECK_FUNCS(sbrk)
 910
 911 # do we need the math library?
 912 case "${need_libm}" in
 913 yes)
 914   AC_CHECK_LIBM
 915   AC_SUBST(LIBM)
 916   ;;
 917 esac
 918
 919 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
 920 # enough, but on some of those systems, the assert macro relies on requoting
 921 # working properly!
 922 GAS_WORKING_ASSERT
 923
 924 # On some systems, the system header files may not declare malloc, realloc,
 925 # and free.  There are places where gas needs these functions to have been
 926 # declared -- such as when taking their addresses.
 927 gas_test_headers="
 928 #ifdef HAVE_MEMORY_H
 929 #include <memory.h>
 930 #endif
 931 #ifdef HAVE_STRING_H
 932 #include <string.h>
 933 #else
 934 #ifdef HAVE_STRINGS_H
 935 #include <strings.h>
 936 #endif
 937 #endif
 938 #ifdef HAVE_STDLIB_H
 939 #include <stdlib.h>
 940 #endif
 941 #ifdef HAVE_UNISTD_H
 942 #include <unistd.h>
 943 #endif
 944 "
 945 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
 946 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
 947 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
 948 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
 949 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
 950
 951 # Does errno.h declare errno, or do we have to add a separate declaration
 952 # for it?
 953 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
 954 #ifdef HAVE_ERRNO_H
 955 #include <errno.h>
 956 #endif
 957 ])
 958
 959 dnl This must come last.
 960
 961 dnl We used to make symlinks to files in the source directory, but now
 962 dnl we just use the right name for .c files, and create .h files in
 963 dnl the build directory which include the right .h file.  Make sure
 964 dnl the old symlinks don't exist, so that a reconfigure in an existing
 965 dnl directory behaves reasonably.
 966
 967 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
 968 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
 969  echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
 970  echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
 971  echo '#include "te-'"${te_file}"'.h"' > targ-env.h
 972  echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
 973  if test "x$cgen_cpu_prefix" != x ; then
 974    echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
 975  fi
 976
 977  sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
 978 [target_cpu_type=${target_cpu_type}
 979  cgen_cpu_prefix=${cgen_cpu_prefix}
 980  obj_format=${obj_format}
 981  te_file=${te_file}])