Rebuilt again!
[deliverable/binutils-gdb.git] / gas / configure.in
index 01fb6efc09209dbfcf6dc9093c9f96209ef89dd4..daca513b540f2a6667d5e9fb48d0b9912bf1c661 100644 (file)
@@ -4,194 +4,460 @@ dnl And be careful when changing it!  If you must add tests with square
 dnl brackets, be sure changequote invocations surround it.
 dnl
 dnl
-AC_PREREQ(1.118)dnl
-AC_INIT(as.h)dnl
-dnl
-bfd_gas=no
+dnl v2.5 needed for --bindir et al
+AC_PREREQ(2.5)
+AC_INIT(as.h)
+
+AC_CANONICAL_SYSTEM
+
+AM_INIT_AUTOMAKE(gas, 2.9.1)
+
+AM_PROG_LIBTOOL
+
 user_bfd_gas=
 AC_ARG_ENABLE(bfd-assembler,
-[    bfd-assembler     use BFD back end for writing object files],
+[  --enable-bfd-assembler  use BFD back end for writing object files],
 [case "${enableval}" in
   yes) need_bfd=yes user_bfd_gas=yes ;;
   no)  user_bfd_gas=no ;;
   *)   AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
 esac])dnl
+AC_ARG_ENABLE(targets,
+[    targets            alternative target configurations besides the primary],
+[case "${enableval}" in
+  yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
+           ;;
+  no)      enable_targets= ;;
+  *)       enable_targets=$enableval ;;
+esac])dnl
+AC_ARG_ENABLE(commonbfdlib,
+[  --enable-commonbfdlib   build shared BFD/opcodes/libiberty library],
+[case "${enableval}" in
+  yes) commonbfdlib=true ;;
+  no)  commonbfdlib=false ;;
+  *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
+esac])dnl
 
-# Generate a header file -- gets more post-processing by Makefile later.
-AC_CONFIG_HEADER(conf)
+# Generate a header file
+AM_CONFIG_HEADER(config.h:config.in)
+
+te_file=generic
+
+canon_targets=""
+if test -n "$enable_targets" ; then
+  for t in `echo $enable_targets | sed 's/,/ /g'`; do
+    result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $t 2>/dev/null`
+    if test -n "$result" ; then
+      canon_targets="$canon_targets $result"
+#    else
+#      # Permit "all", etc.  We don't support it yet though.
+#      canon_targets="$canon_targets $t"
+    fi
+  done
+  GAS_UNIQ(canon_targets)
+fi
 
-dnl For recursion to work right, this must be an absolute pathname.
-AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
-AC_CANONICAL_SYSTEM
-AC_ARG_PROGRAM
+emulations=""
 
-emulation=generic
+for this_target in $target $canon_targets ; do
 
-# assign cpu type
+changequote(,)dnl
+    eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
+changequote([,])dnl
 
-# check for architecture variants
-case ${target_cpu} in
-  hppa*)       cpu_type=hppa ;;
+    # check for architecture variants
+    arch=
+    endian=
+    case ${cpu} in
+      alpha*)          cpu_type=alpha ;;
+      armeb)           cpu_type=arm endian=big ;;
+      arm*)            cpu_type=arm endian=little ;;
+      thumb*)          cpu_type=arm endian=little ;;
+      hppa*)           cpu_type=hppa ;;
 changequote(,)dnl
-  i[45]86)     cpu_type=i386 ;;
-  m680[012346]0) cpu_type=m68k ;;
-  m68008)      cpu_type=m68k ;;
-  m683??)       cpu_type=m68k ;;
+      i[456]86)                cpu_type=i386 ;;
+      m680[012346]0)   cpu_type=m68k ;;
+      m68008)          cpu_type=m68k ;;
+      m683??)          cpu_type=m68k ;;
 changequote([,])dnl
-  m8*)         cpu_type=m88k ;;
-  mips*el)     cpu_type=mips endian=little;;
-  mips*)       cpu_type=mips endian=big ;;
-  powerpc*)    cpu_type=ppc ;;
-  rs6000*)     cpu_type=ppc ;;
-  sparc64)     cpu_type=sparc obj_format=elf
-               AC_DEFINE(sparcv9) ;;
-  sparclite*)   cpu_type=sparc ;;
-  *)           cpu_type=${target_cpu} ;;
-esac
+      m8*)             cpu_type=m88k ;;
+      mips*el)         cpu_type=mips endian=little ;;
+# start-sanitize-r5900
+      mips*5900*)       cpu_type=mips endian=little ;;
+# end-sanitize-r5900
+      mips*)           cpu_type=mips endian=big ;;
+      powerpcle*)      cpu_type=ppc endian=little ;;
+      powerpc*)                cpu_type=ppc endian=big ;;
+      rs6000*)         cpu_type=ppc ;;
+      sparclite*)      cpu_type=sparc arch=sparclite ;;
+      sparclet*)       cpu_type=sparc arch=sparclet ;;
+      sparc64*)                cpu_type=sparc arch=v9-64 ;;
+      sparc86x*)       cpu_type=sparc arch=sparc86x  ;;
+      sparc*)          cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
+      v850*)           cpu_type=v850 ;;
+      *)               cpu_type=${cpu} ;;
+    esac
+
+    if test ${this_target} = $target ; then
+      target_cpu_type=${cpu_type}
+      if test x${endian} = xbig; then
+       AC_DEFINE(TARGET_BYTES_BIG_ENDIAN, 1)
+      elif test x${endian} = xlittle; then
+       AC_DEFINE(TARGET_BYTES_BIG_ENDIAN, 0)
+      fi
+    elif test ${target_cpu_type} != ${cpu_type} ; then
+      continue
+    fi
+
+    generic_target=${cpu_type}-$vendor-$os
+    dev=no
+    bfd_gas=no
+    em=generic
+
+    # assign object format
+    case ${generic_target} in
+      a29k-*-coff)          fmt=coff ;;
+      a29k-amd-udi)         fmt=coff ;;
+      a29k-amd-ebmon)       fmt=coff ;;
+      a29k-nyu-sym1)        fmt=coff ;;
+      a29k-*-vxworks*)      fmt=coff ;;
+
+      alpha*-*-*vms*)      fmt=evax ;;
+      alpha*-*-netware*)    fmt=ecoff ;;
+      alpha*-*-openbsd*)    fmt=ecoff ;;
+      alpha*-*-osf*)        fmt=ecoff ;;
+      alpha*-*-linuxecoff*) fmt=ecoff ;;
+      alpha*-*-linux-gnu*)  fmt=elf em=linux ;;
+      alpha*-*-netbsd*)     fmt=elf em=nbsd ;;
+
+      arc-*-elf*)           fmt=elf bfd_gas=yes ;;
+
+      arm-*-riscix*)       fmt=aout em=riscix ;;
+      arm-*-aout)          fmt=aout ;;
+      arm-*-coff | thumb-*-coff)           fmt=coff ;;
+      arm-*-riscix*)        fmt=aout ;;
+      arm-*-pe | thumb-*-pe)               fmt=coff em=pe ;;
+
+      d10v-*-*)                    fmt=elf bfd_gas=yes ;;
+# start-sanitize-d30v
+      d30v-*-*)                    fmt=elf bfd_gas=yes ;;
+# end-sanitize-d30v
+
+      hppa-*-*elf*)         fmt=elf em=hppa ;;
+      hppa-*-lites*)        fmt=elf em=hppa ;;
+      hppa-*-osf*)          fmt=som em=hppa ;;
+      hppa-*-rtems*)        fmt=elf em=hppa ;;
+      hppa-*-hpux*)         fmt=som em=hppa ;;
+      hppa-*-bsd*)          fmt=som em=hppa ;;
+      hppa-*-hiux*)         fmt=som em=hppa ;;
+
+      h8300-*-coff)         fmt=coff ;;
+
+      i386-ibm-aix*)        fmt=coff em=i386aix ;;
+      i386-sequent-bsd*)    fmt=aout em=dynix bfd_gas=yes ;;
+      i386-*-bsd*)          fmt=aout em=386bsd ;;
+      i386-*-netbsd0.8)     fmt=aout em=386bsd ;;
+      i386-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes;;
+      i386-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes;;
+      i386-*-linux*aout* | i386-*-linuxoldld)   fmt=aout em=linux ;;
+      i386-*-linux*coff*)   fmt=coff em=linux ;;
+      i386-*-linux-gnu*)    fmt=elf em=linux ;;
+      i386-*-lynxos*)       fmt=coff em=lynx ;;
+      i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
+                           fmt=elf ;;
+      i386-*-freebsdelf*)   fmt=elf ;;
+      i386-*-freebsd*)      fmt=aout em=386bsd ;;
+      i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
+                          fmt=coff ;;
+      i386-*-sco3.2v5*)      fmt=elf
+                           if test ${this_target} = $target; then
+                               AC_DEFINE(SCO_ELF)
+                           fi
+                           ;;
+      i386-*-sco3.2*)       fmt=coff ;;
+      i386-*-vsta)          fmt=aout ;;
+      i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
+                           fmt=coff em=go32;;
+      i386-*-rtems*)        fmt=coff ;;
+      i386-*-gnu*)          fmt=elf ;;
+      i386-*-mach*)
+                           fmt=aout em=mach bfd_gas=yes ;;
+      i386-*-msdos*)        fmt=aout ;;
+      i386-*-moss*)        fmt=elf ;;
+      i386-*-pe)            fmt=coff em=pe ;;
+      i386-*-cygwin32*)     fmt=coff em=pe bfd_gas=yes ;;
+      i386-*-mingw32*)      fmt=coff em=pe bfd_gas=yes ;;
+      i386-*-*nt*)          fmt=coff em=pe ;;
+      i960-*-bout)          fmt=bout ;;
+      i960-*-coff)          fmt=coff em=ic960 ;;
+      i960-*-rtems*)        fmt=coff em=ic960 ;;
+      i960-*-nindy*)        fmt=bout ;;
+      i960-*-vxworks4*)     fmt=bout ;;
+      i960-*-vxworks5.0)    fmt=bout ;;
+      i960-*-vxworks5.*)    fmt=coff em=ic960 ;;
+      i960-*-vxworks*)      fmt=bout ;;
+
+      m32r-*-*)                    fmt=elf bfd_gas=yes ;;
+
+      m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
+                           fmt=aout em=sun3 ;;
+      m68k-motorola-sysv*)  fmt=coff em=delta ;;
+      m68k-bull-sysv3*)     fmt=coff em=dpx2 ;;
+      m68k-apollo-*)        fmt=coff em=apollo ;;
+      m68k-*-sysv4*) # must be before -sysv*
+                           fmt=elf em=svr4 ;;
+      m68k-*-elf*)         fmt=elf ;;
+      m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
+                           fmt=coff ;;
+      m68k-*-hpux*)         fmt=hp300 em=hp300 ;;
+      m68k-*-linux*aout*)   fmt=aout em=linux ;;
+      m68k-*-linux-gnu*)    fmt=elf em=linux ;;
+      m68k-*-lynxos*)       fmt=coff em=lynx ;;
+      m68k-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes ;;
+      m68k-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes ;;
+      m68k-apple-aux*)      fmt=coff em=aux ;;
+      m68k-*-psos*)         fmt=elf em=psos;;
+
+      m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
+      m88k-*-coff*)         fmt=coff ;;
+
+      # don't change em like *-*-bsd does
+      mips-dec-netbsd*)            fmt=elf endian=little ;;
+      mips-dec-openbsd*)    fmt=elf endian=little ;;
+      mips-dec-bsd*)        fmt=aout ;;
+      mips-sony-bsd*)       fmt=ecoff ;;
+      mips-*-bsd*)          AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
+      mips-*-ultrix*)       fmt=ecoff endian=little ;;
+      mips-*-osf*)          fmt=ecoff endian=little ;;
+      mips-*-ecoff*)        fmt=ecoff ;;
+      mips-*-ecoff*)        fmt=ecoff ;;
+      mips-*-irix6*)       fmt=elf ;;
+      mips-*-irix5*)        fmt=elf ;;
+      mips-*-irix*)         fmt=ecoff ;;
+      mips-*-lnews*)        fmt=ecoff em=lnews ;;
+      mips-*-riscos*)       fmt=ecoff ;;
+      mips-*-sysv*)         fmt=ecoff ;;
+      mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
+                           fmt=elf ;;
+      mn10200-*-*)         fmt=elf bfd_gas=yes ;;
+      mn10300-*-*)         fmt=elf bfd_gas=yes ;;
+      ppc-*-pe | ppc-*-cygwin32 | ppc-*-winnt*)
+                           fmt=coff em=pe ;;
+      ppc-*-aix*)           fmt=coff ;;
+      ppc-*-beos*)          fmt=coff ;;
+      ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
+                           fmt=elf ;;
+      ppc-*-linux-gnu*)            fmt=elf
+                           case "$endian" in
+                           big)  ;;
+                           *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
+                           esac
+                           ;;
+      ppc-*-solaris*)      fmt=elf
+                           if test ${this_target} = $target; then
+                               AC_DEFINE(TARGET_SOLARIS_COMMENT)
+                           fi
+                           if test x${endian} = xbig; then
+                               AC_MSG_ERROR(Solaris must be configured little endian)
+                           fi
+                           ;;
+      ppc-*-rtems*)        fmt=elf ;;
+      ppc-*-macos* | ppc-*-mpw*)
+                           fmt=coff em=macos ;;
+      ppc-*-netware*)       fmt=elf em=ppcnw ;;
+
+      sh-*-elf*)           fmt=elf ;;
+      sh-*-coff*)           fmt=coff ;;
+      sh-*-rtems*)         fmt=coff ;;
+
+      ns32k-pc532-mach* | ns32k-pc532-ux*)    fmt=aout em=pc532mach ;;
+      ns32k-pc532-netbsd* | ns32k-pc532-lites*)  fmt=aout em=nbsd532 ;;
+      ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
+
+      sparc-*-rtems*)       fmt=aout ;;
+      sparc-*-sunos4*)      fmt=aout em=sun3 ;;
+      sparc-*-aout | sparc*-*-vxworks*)
+                           fmt=aout em=sparcaout ;;
+      sparc-*-coff)         fmt=coff ;;
+      sparc-*-linux*aout*)  fmt=aout em=linux ;;
+      sparc-*-linux-gnu*)   fmt=elf em=linux ;;
+      sparc-*-lynxos*)      fmt=coff em=lynx ;;
+      sparc-fujitsu-none)   fmt=aout ;;
+      sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
+                           fmt=elf ;;
+      sparc-*-netbsd*)      fmt=aout em=nbsd bfd_gas=yes ;;
+      sparc-*-openbsd*)     fmt=aout em=nbsd bfd_gas=yes ;;
+
+      tic30-*-*aout*)      fmt=aout bfd_gas=yes ;;
+      tic30-*-*coff*)       fmt=coff bfd_gas=yes ;;
+# start-sanitize-tic80
+      tic80-*-*)           fmt=coff ;;
+# end-sanitize-tic80
+
+# start-sanitize-sky
+      dvp-*-*)             fmt=elf bfd_gas=yes ;;
+# end-sanitize-sky
+
+      v850-*-*)                    fmt=elf bfd_gas=yes ;;
+
+# start-sanitize-v850e
+      v850e-*-*)           fmt=elf bfd_gas=yes ;;
+      v850ea-*-*)          fmt=elf bfd_gas=yes ;;
+# end-sanitize-v850e
+      vax-*-bsd* | vax-*-ultrix*)
+                           fmt=aout ;;
+      vax-*-vms)            fmt=vms ;;
+
+      z8k-*-coff | z8k-*-sim)
+                           fmt=coff ;;
+
+      w65-*-*)              fmt=coff ;;
+
+      *-*-aout | *-*-scout)
+                           fmt=aout ;;
+      *-*-nindy*)
+                           fmt=bout ;;
+      *-*-bsd*)
+                           fmt=aout em=sun3 ;;
+      *-*-generic)          fmt=generic ;;
+      *-*-xray | *-*-hms)   fmt=coff ;;
+      *-*-sim)              fmt=coff ;;
+      *-*-elf | *-*-sysv4* | *-*-solaris*)
+                           AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
+                           fmt=elf dev=yes ;;
+      *-*-vxworks)          fmt=aout ;;
+      *-*-netware)          fmt=elf ;;
+    esac
+
+    case ${cpu_type}-${fmt} in
+      alpha*-*)        bfd_gas=yes ;;
+      arm-*)   bfd_gas=yes ;;
+    # not yet
+    # i386-aout)       bfd_gas=preferred ;;
+      mips-*)  bfd_gas=yes ;;
+      ns32k-*) bfd_gas=yes ;;
+      ppc-*)   bfd_gas=yes ;;
+      sparc-*) bfd_gas=yes ;;
+      *-elf)   bfd_gas=yes ;;
+      *-ecoff) bfd_gas=yes ;;
+      *-som)   bfd_gas=yes ;;
+      *)               ;;
+    esac
+
+# Other random stuff.
+
+    # do we need the opcodes library?
+    case ${cpu_type} in
+      vax | i386 | tic30)
+       ;;
+      *)
+       need_opcodes=yes
+
+       case "${enable_shared}" in
+       yes) shared_opcodes=true ;;
+       *opcodes*) shared_opcodes=true ;;
+       *) shared_opcodes=false ;;
+       esac
+       if test "${shared_opcodes}" = "true"; then
+         # A shared libopcodes must be linked against libbfd.
+         need_bfd=yes
+       fi
+       ;;
+    esac
+
+    case ${cpu_type} in
+      m32r)
+       case ${extra_objects} in
+       *cgen.o*) ;;
+       *) extra_objects="$extra_objects cgen.o"
+          AC_DEFINE(USING_CGEN)
+          ;;
+       esac
+       ;;
 
-# do we need the opcodes library?
-case ${cpu_type} in
-  alpha | vax)
-    ;;
-  *)
-    OPCODES_LIB="../opcodes/libopcodes.a"
-    ;;
-esac
-AC_SUBST(OPCODES_LIB)
+      m68k)
+       case ${extra_objects} in
+       *m68k-parse.o*) ;;
+       *) extra_objects="$extra_objects m68k-parse.o" ;;
+       esac
+       ;;
 
-gas_target=${cpu_type}
-generic_target=${cpu_type}-${target_vendor}-${target_os}
-dev=no
-
-# assign object format
-case ${generic_target} in
-  a29k-amd-udi)                obj_format=coff gas_target=ebmon29k ;;
-  a29k-amd-ebmon)      obj_format=coff gas_target=ebmon29k ;;
-
-  alpha-*-netware*)    obj_format=ecoff ;;
-  alpha-*-osf*)                obj_format=ecoff ;;
-
-  arm-*-riscix*)       obj_format=aout ;;
-
-  hppa-*-*elf*)                obj_format=elf emulation=hppa ;;
-  hppa-*-osf*)         obj_format=som emulation=hppa ;;
-  hppa-*-hpux*)                obj_format=som emulation=hppa ;;
-  hppa-*-bsd*)         obj_format=som emulation=hppa ;;
-  hppa-*-hiux*)                obj_format=som emulation=hppa ;;
-
-  h8300-*-coff)                obj_format=coff ;;
-
-  i386-ibm-aix*)       obj_format=coff gas_target=i386coff
-                        emulation=i386aix ;;
-  i386-*-bsd*)         obj_format=aout emulation=386bsd ;;
-  i386-*-netbsd0.8)    obj_format=aout emulation=386bsd ;;
-  i386-*-netbsd*)      obj_format=aout emulation=nbsd bfd_gas=yes;;
-  i386-*-linux*elf*)   obj_format=elf  emulation=linux ;;
-  i386-*-linux*coff*)  obj_format=coff emulation=linux
-                        gas_target=i386coff ;;
-  i386-*-linux*)       obj_format=aout emulation=linux ;;
-  i386-*-lynxos*)      obj_format=coff gas_target=i386coff
-                        emulation=lynx ;;
-  i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
-                       obj_format=elf ;;
-  i386-*-coff | i386-*-sysv* | i386-*-sco* | i386-*-isc*)
-                       obj_format=coff gas_target=i386coff ;;
-  i386-*-vsta)         obj_format=aout ;;
-  i386-*-go32)         obj_format=coff gas_target=i386coff ;;
-  i386-*-mach* | i386-*-gnu*)
-                       obj_format=aout emulation=mach bfd_gas=yes ;;
-
-  i960-*-bout)         obj_format=bout ;;
-  i960-*-coff)         obj_format=coff emulation=ic960 gas_target=ic960coff ;;
-  i960-*-nindy*)       obj_format=bout ;;
-  i960-*-vxworks4*)    obj_format=bout ;;
-  i960-*-vxworks5.0)   obj_format=bout ;;
-  i960-*-vxworks5.*)   obj_format=coff emulation=ic960 gas_target=ic960coff ;;
-  i960-*-vxworks*)     obj_format=bout ;;
-
-  m68k-wrs-vxworks | m68k-ericsson-ose | m68k-*-sunos*)
-                       obj_format=aout emulation=sun3 ;;
-  m68k-motorola-sysv)  obj_format=coff gas_target=m68kcoff emulation=delta ;;
-  m68k-bull-sysv3*)    obj_format=coff gas_target=m68kcoff emulation=dpx2 ;;
-  m68k-apollo-*)       obj_format=coff gas_target=apollo emulation=apollo ;;
-  m68k-*-coff | m68k-*-sysv*)
-                       obj_format=coff gas_target=m68kcoff ;;
-  m68k-*-hpux*)                obj_format=hp300 emulation=hp300 ;;
-  m68k-*-lynxos*)      obj_format=coff gas_target=m68kcoff
-                        emulation=lynx ;;
-  m68k-*-netbsd*)      obj_format=aout emulation=nbsd bfd_gas=yes ;;
-
-  m88k-*-coff*)                obj_format=coff gas_target=m88kcoff ;;
-
-  # don't change emulation like *-*-bsd does
-  mips-*-bsd*)         obj_format=aout gas_target=mips-lit ;;
-  mips-*-ultrix*)      obj_format=ecoff gas_target=mips-lit ;;
-  mips-*-ecoff*)       obj_format=ecoff 
-                       case "$endian" in
-                       big) gas_target=mips-big ;;
-                       *)   gas_target=mips-lit ;;
-                       esac
-                       ;;
-  mips-*-ecoff*)       obj_format=ecoff gas_target=mips-big ;;
-  mips-*-irix5*)       obj_format=elf gas_target=mips-big ;;
-  mips-*-irix*)                obj_format=ecoff gas_target=mips-big ;;
-  mips-*-riscos*)      obj_format=ecoff gas_target=mips-big ;;
-  mips-*-sysv*)                obj_format=ecoff gas_target=mips-big ;;
-  mips-*-elf*)         obj_format=elf 
-                       case "$endian" in
-                       big) gas_target=mips-big ;;
-                       *)   gas_target=mips-lit ;;
-                       esac
-                       ;;
-  ppc-*-aix*)          obj_format=coff ;;
-  ppc-*-elf*)          obj_format=elf ;;
-  ppc-*-netware*)      obj_format=elf emulation=ppcnw ;;
-  ppc-*-sysv4*)                obj_format=elf ;;
-
-  sh-*-coff)           obj_format=coff ;;
-
-  ns32k-pc532-mach*)   obj_format=aout emulation=pc532 ;;
-  ns32k-pc532-netbsd*) obj_format=aout emulation=nbsd532 ;;
-
-  sparc*-*-sunos4*)    obj_format=aout emulation=sun3 ;;
-  sparc*-*-aout | sparc*-*-vxworks)
-                       obj_format=aout ;;
-  sparc*-*-coff)       obj_format=coff ;;
-  sparc*-*-lynxos*)    obj_format=coff emulation=lynx ;;
-  sparc*-fujitsu-none) obj_format=aout ;;
-  sparc*-*-elf | sparc*-*-solaris*)
-                       obj_format=elf ;;
-  sparc*-*-netbsd*)    obj_format=aout emulation=nbsd bfd_gas=yes ;;
-
-  vax-*-bsd* | vax-*-ultrix*)
-                       obj_format=aout ;;
-  vax-*-vms)           obj_format=vms ;;
-
-  z8k-*-coff | z8k-*-sim)
-                       obj_format=coff ;;
-
-  *-*-aout | *-*-scout)
-                       obj_format=aout ;;
-  *-*-nindy*)
-                       obj_format=bout ;;
-  *-*-bsd*)
-                       obj_format=aout emulation=sun3 ;;
-  *-*-generic)         obj_format=generic ;;
-  *-*-xray | *-*-hms)  obj_format=coff ;;
-  *-*-sim)             obj_format=coff ;;
-  *-*-elf | *-*-sysv4* | *-*-solaris*)
-                       AC_MSG_WARN(GAS support for ELF format is incomplete)
-                       obj_format=elf dev=yes ;;
-  *-*-vxworks)         obj_format=aout ;;
-  *-*-netware)         obj_format=elf ;;
-esac
+      mips)
+       echo ${extra_objects} | grep -s "itbl-parse.o" 
+       if test $? -ne 0 ; then
+         extra_objects="$extra_objects itbl-parse.o"
+       fi
+
+       echo ${extra_objects} | grep -s "itbl-lex.o" 
+       if test $? -ne 0 ; then
+         extra_objects="$extra_objects itbl-lex.o"
+       fi
+
+       echo ${extra_objects} | grep -s "itbl-ops.o" 
+       if test $? -ne 0 ; then
+         extra_objects="$extra_objects itbl-ops.o"
+       fi
+       ;;
+
+      sparc)
+       if test $this_target = $target ; then
+         AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}")
+       fi
+       ;;
+
+      *)
+       ;;
+    esac
+
+# See if we really can support this configuration with the emulation code.
+
+    if test $this_target = $target ; then
+      primary_bfd_gas=$bfd_gas
+      obj_format=$fmt
+      te_file=$em
+
+      if test $bfd_gas = no ; then
+       # Can't support other configurations this way.
+       break
+      fi
+    elif test $bfd_gas = no ; then
+      # Can't support this configuration.
+      break
+    fi
+
+# From target name and format, produce a list of supported emulations.
+
+    case ${generic_target}-${fmt} in
+      mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
+      mips-*-linux-gnu*-*) case "$endian" in
+                       big)    emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
+                       *)      emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
+                       esac ;;
+      mips-*-lnews*-ecoff) ;;
+      mips-*-*-ecoff)  case "$endian" in
+                       big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
+                       *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
+                       esac ;;
+      mips-*-*-elf)    case "$endian" in
+                       big)    emulation="mipsbelf mipslelf mipself" ;;
+                       *)      emulation="mipslelf mipsbelf mipself" ;;
+      # Uncommenting the next line will turn on support for i386 COFF
+      # in any i386 ELF configuration.  This probably doesn't work
+      # correctly.
+      # i386-*-*-elf)  emulation="i386coff i386elf" ;;
+                       esac ;;
+    esac
+
+    emulations="$emulations $emulation"
+
+done
 
 # Assign floating point type.  Most processors with FP support
 # IEEE FP.  On those that don't support FP at all, usually IEEE
 # is emulated.
 case ${target_cpu} in
   vax | tahoe )        atof=${target_cpu} ;;
-  *)                   atof=ieee ;;
+  *)           atof=ieee ;;
 esac
 
 case "${obj_format}" in
@@ -202,37 +468,15 @@ dnl
 dnl Make sure the desired support files exist.
 dnl
 
-if test ! -r ${srcdir}/config/tc-${cpu_type}.c; then
-  AC_MSG_ERROR(GAS does not support target CPU ${cpu_type})
+if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
+  AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 fi
 
 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 fi
 
-# and target makefile frag
-
-target_frag=${srcdir}/config/${gas_target}.mt
-if test ! -r ${target_frag}; then
-  target_frag=/dev/null # ick! but subst_file can't be conditionalized
-fi
-AC_SUBST_FILE(target_frag)
-
-case ${cpu_type}-${obj_format} in
-  arm-*)       bfd_gas=yes ;;
-# not yet
-# i386-aout)   bfd_gas=preferred ;;
-  mips-*)      bfd_gas=yes ;;
-  ns32k-*)     bfd_gas=yes ;;
-  ppc-*)       bfd_gas=yes ;;
-  sparc*-*)    bfd_gas=yes ;;
-  *-elf)       bfd_gas=yes ;;
-  *-ecoff)     bfd_gas=yes ;;
-  *-som)       bfd_gas=yes ;;
-  *)           ;;
-esac
-
-case ${user_bfd_gas}-${bfd_gas} in
+case ${user_bfd_gas}-${primary_bfd_gas} in
   yes-yes | no-no)
     # We didn't override user's choice.
     ;;
@@ -240,20 +484,93 @@ case ${user_bfd_gas}-${bfd_gas} in
     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
     ;;
   no-preferred)
-    bfd_gas=no
+    primary_bfd_gas=no
     ;;
   *-preferred)
-    bfd_gas=yes
+    primary_bfd_gas=yes
     ;;
   yes-*)
-    bfd_gas=yes
+    primary_bfd_gas=yes
     ;;
   -*)
     # User specified nothing.
     ;;
 esac
 
-case ${bfd_gas}-${cpu_type}-${obj_format} in
+# Some COFF configurations want these random other flags set.
+case ${obj_format} in
+  coff)
+    case ${target_cpu_type} in
+      i386) AC_DEFINE(I386COFF) ;;
+      m68k) AC_DEFINE(M68KCOFF) ;;
+      m88k) AC_DEFINE(M88KCOFF) ;;
+    esac
+    ;;
+esac
+
+# Getting this done right is going to be a bitch.  Each configuration specified
+# with --enable-targets=... should be checked for environment, format, cpu, and
+# bfd_gas setting.
+#
+# For each configuration, the necessary object file support code must be linked
+# in.  This might be only one, it might be up to four.  The necessary emulation
+# code needs to be provided, too.
+#
+# And then there's "--enable-targets=all"....
+#
+# For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
+
+formats="${obj_format}"
+emfiles=""
+EMULATIONS=""
+GAS_UNIQ(emulations)
+for em in . $emulations ; do
+  case $em in
+    .) continue ;;
+    mipsbelf | mipslelf)
+       fmt=elf   file=mipself ;;
+    mipsbecoff | mipslecoff)
+       fmt=ecoff file=mipsecoff ;;
+    i386coff)
+       fmt=coff  file=i386coff ;;
+    i386elf)
+       fmt=elf   file=i386elf ;;
+  esac
+  formats="$formats $fmt"
+  emfiles="$emfiles e-$file.o"
+  EMULATIONS="$EMULATIONS &$em,"
+done
+GAS_UNIQ(formats)
+GAS_UNIQ(emfiles)
+if test `set . $formats ; shift ; echo $#` -gt 1 ; then
+  for fmt in $formats ; do
+    case $fmt in
+      aout)    AC_DEFINE(OBJ_MAYBE_AOUT)    ;;
+      bout)    AC_DEFINE(OBJ_MAYBE_BOUT)    ;;
+      coff)    AC_DEFINE(OBJ_MAYBE_COFF)    ;;
+      ecoff)   AC_DEFINE(OBJ_MAYBE_ECOFF)   ;;
+      elf)     AC_DEFINE(OBJ_MAYBE_ELF)     ;;
+      generic) AC_DEFINE(OBJ_MAYBE_GENERIC) ;;
+      hp300)   AC_DEFINE(OBJ_MAYBE_HP300)   ;;
+      ieee)    AC_DEFINE(OBJ_MAYBE_IEEE)    ;;
+      som)     AC_DEFINE(OBJ_MAYBE_SOM)     ;;
+      vms)     AC_DEFINE(OBJ_MAYBE_VMS)     ;;
+    esac
+    extra_objects="$extra_objects obj-$fmt.o"
+  done
+  obj_format=multi
+fi
+if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
+  te_file=multi
+  extra_objects="$extra_objects $emfiles"
+  DEFAULT_EMULATION=`set . $emulations ; echo $2`
+  AC_DEFINE(USE_EMULATIONS)
+fi
+AC_SUBST(extra_objects)
+AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS)
+AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION")
+
+case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
   yes-*-coff)  need_bfd=yes ;;
   no-*-coff)   need_bfd=yes
                AC_DEFINE(MANY_SEGMENTS) ;;
@@ -267,22 +584,34 @@ case ${reject_dev_configs}-${dev} in
     ;;
 esac
 
-AC_LINK_FILES(config/tc-${cpu_type}.c  config/tc-${cpu_type}.h \
-       config/obj-${obj_format}.h config/obj-${obj_format}.c \
-       config/te-${emulation}.h config/atof-${atof}.c,
-       targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c)
+AC_SUBST(target_cpu_type)
+AC_SUBST(obj_format)
+AC_SUBST(te_file)
+AC_SUBST(atof)
+dnl AC_SUBST(emulation)
 
-case "${bfd_gas}" in
+case "${primary_bfd_gas}" in
   yes) AC_DEFINE(BFD_ASSEMBLER)
        need_bfd=yes ;;
 esac
 
+# do we need the opcodes library?
+case "${need_opcodes}" in
+yes)
+  OPCODES_LIB=../opcodes/libopcodes.la
+  ;;
+esac
+
 case "${need_bfd}" in
-  yes) BFDLIB=../bfd/libbfd.a
-       ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
-       ;;
+yes)
+  BFDLIB=../bfd/libbfd.la
+  ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
+  ;;
 esac
+
 AC_SUBST(BFDLIB)
+AC_SUBST(OPCODES_LIB)
+
 AC_SUBST(ALL_OBJ_DEPS)
 
 AC_DEFINE_UNQUOTED(TARGET_ALIAS,       "${target_alias}")
@@ -292,7 +621,16 @@ AC_DEFINE_UNQUOTED(TARGET_VENDOR,  "${target_vendor}")
 AC_DEFINE_UNQUOTED(TARGET_OS,          "${target_os}")
 
 AC_PROG_CC
-AC_PROG_INSTALL
+
+AC_PROG_YACC
+AM_PROG_LEX
+
+ALL_LINGUAS=
+CY_GNU_GETTEXT
+
+AM_MAINTAINER_MODE
+AM_CYGWIN32
+AM_EXEEXT
 
 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
 
@@ -315,6 +653,9 @@ AC_C_INLINE
 # VMS doesn't have unlink.
 AC_CHECK_FUNCS(unlink remove, break)
 
+# Some systems don't have sbrk().
+AC_CHECK_FUNCS(sbrk)
+
 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
 # enough, but on some of those systems, the assert macro relies on requoting
 # working properly!
@@ -329,6 +670,10 @@ gas_test_headers="
 #endif
 #ifdef HAVE_STRING_H
 #include <string.h>
+#else
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
 #endif
 #ifdef HAVE_STDLIB_H
 #include <stdlib.h>
@@ -337,8 +682,10 @@ gas_test_headers="
 #include <unistd.h>
 #endif
 "
+GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
-GAS_CHECK_DECL_NEEDED(free, f, int f, $gas_test_headers)
+GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
+GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
 
 # Does errno.h declare errno, or do we have to add a separate declaration
 # for it?
@@ -348,7 +695,25 @@ GAS_CHECK_DECL_NEEDED(errno, f, int f, [
 #endif
 ])
 
-AC_CONFIG_SUBDIRS(testsuite)
-
 dnl This must come last.
-AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in)
+
+dnl We used to make symlinks to files in the source directory, but now
+dnl we just use the right name for .c files, and create .h files in
+dnl the build directory which include the right .h file.  Make sure
+dnl the old symlinks don't exist, so that a reconfigure in an existing
+dnl directory behaves reasonably.
+
+AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in po/Makefile.in:po/Make-in,
+[rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
+ echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
+ echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
+ echo '#include "te-'"${te_file}"'.h"' > targ-env.h
+ echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
+ case ${target_cpu_type} in
+ m32r) echo '#include "opcodes/'"${target_cpu_type}"'-opc.h"' > cgen-opc.h ;;
+ esac
+
+ sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
+[target_cpu_type=${target_cpu_type}
+ obj_format=${obj_format}
+ te_file=${te_file}])
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