gas/configure.in

   1 # This file is configure.in
   2 #
   3 #   Copyright (C) 1987-1992 Free Software Foundation, Inc.
   4 #
   5 #  This file is part of GAS, the GNU Assembler.
   6 #
   7 #   GAS is free software; you can redistribute it and/or modify
   8 #   it under the terms of the GNU General Public License as published by
   9 #   the Free Software Foundation; either version 2, or (at your option)
  10 #   any later version.
  11 #
  12 #   GAS is distributed in the hope that it will be useful,
  13 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #   GNU General Public License for more details.
  16 #
  17 #   You should have received a copy of the GNU General Public License
  18 #   along with GAS; see the file COPYING.  If not, write to
  19 #   the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  20 #
  21
  22 # This file was written, and is maintained by K. Richard Pixley
  23 # <rich@cygnus.com>.
  24
  25 # This file is a shell script that supplies the information necessary
  26 # to tailor a template configure script into the configure script
  27 # appropriate for this directory.  For more information, check any
  28 # existing configure script.
  29
  30 srctrigger=as.c
  31 srcname="gas"
  32 need_bfd=no
  33 configdirs="doc testsuite"
  34
  35 # per-host:
  36
  37 gas_host=generic
  38
  39 case "${host}" in
  40   a29k-*-* | rs6000-*-* | vax-*-*)
  41     case "${host_os}" in
  42     vms*)       gas_host=vms ;;
  43     bsd*)       gas_host=bsd ;;
  44     *)          gas_host=${host_cpu} ;;
  45     esac
  46     ;;
  47   mips-dec-ultrix)
  48     gas_host=decstatn
  49     ;;
  50   mips-*-bsd*)
  51     gas_host=mipsbsd
  52     ;;
  53   mips-sgi-irix*)
  54     gas_host=irix
  55     ;;
  56   i[34]86-ibm-aix*)
  57     gas_host=i386aix
  58     ;;
  59   i[34]86-*-isc*)
  60     gas_host=sysv
  61     ;;
  62   m68k-sun-sunos*)
  63     gas_host=sun3
  64     ;;
  65   i386-sun-sunos*)
  66     gas_host=sun386
  67     ;;
  68   sparc-sun-sunos*)
  69     gas_host=sun4
  70     ;;
  71   sparc-sun-solaris2*)
  72     gas_host=sysv
  73     ;;
  74   *-*-ansi | *-*-ultrix | *-*-hpux | *-*-sysv*)
  75     gas_host=${host_os}
  76     ;;
  77 esac
  78
  79 # per-target:
  80
  81 # not yet...
  82 case ${with_bfd_assembler} in
  83   yes)
  84     echo "*** Warning:  GAS BFD configuration option not yet supported" 1>&2
  85     need_bfd=yes
  86     bfd_gas=yes
  87     ;;
  88   no | "")
  89     ;;
  90   *)
  91     echo "*** Bad value \"${with_bfd_assembler}\" for --with_bfd_assembler option" 1>&2
  92     exit 1
  93     ;;
  94 esac
  95
  96 # assign cpu type
  97 emulation=generic
  98
  99 cpu_type=${target_cpu}
 100
 101 # check for architecture variants
 102 case ${target_cpu} in
 103   sparclite*)   cpu_type=sparc ;;
 104   sparc64)      cpu_type=sparc obj_format=aout ;;
 105   m680[01234]0) cpu_type=m68k ;;
 106   m683??)       cpu_type=m68k ;;
 107   i486)         cpu_type=i386 ;;
 108 esac
 109
 110 gas_target=${cpu_type}
 111
 112 generic_target=${cpu_type}-${target_vendor}-${target_os}
 113
 114 # assign object format
 115 case ${generic_target} in
 116   a29k-amd-udi)
 117     obj_format=coffbfd
 118     need_bfd=yes
 119     gas_target=ebmon29k
 120     ;;
 121   a29k-amd-ebmon)
 122     obj_format=coffbfd
 123     need_bfd=yes
 124     gas_target=ebmon29k
 125     ;;
 126   a29k-amd-ebmonold)
 127     obj_format=coff
 128     need_bfd=yes
 129     gas_target=ebmon29k
 130     ;;
 131   i386-ibm-aix*)
 132     obj_format=coffbfd
 133     need_bfd=yes
 134     gas_target=i386coff
 135     emulation=i386aix
 136     ;;
 137   i386-*-bsd*)
 138     obj_format=aout
 139     ;;
 140   i386-*-coff | i386-*-sysv* | i386-*-sco* | i386-*-isc*)
 141     obj_format=coffbfd
 142     need_bfd=yes
 143     gas_target=i386coff
 144     ;;
 145   i386-*-go32)
 146     obj_format=aout
 147     ;;
 148   i960-wrs-vxworks)
 149     obj_format=bout
 150     ;;
 151   i960-*-coff)
 152     obj_format=coff
 153     emulation=ic960
 154     ;;
 155   m68k-wrs-vxworks)
 156     obj_format=aout
 157     emulation=sun3
 158     ;;
 159   m68k-ericsson-[Oo][Ss][Ee])
 160     obj_format=aout
 161     emulation=sun3
 162     ;;
 163   m68k-*-coff)
 164     obj_format=coffbfd
 165     need_bfd=yes
 166     gas_target=m68kcoff
 167     ;;
 168   mips-*-bsd*)
 169     # don't change emulation like *-*-bsd does
 170     bfd_gas=yes
 171     obj_format=aout
 172     gas_target=mips-lit
 173     ;;
 174   mips-*-ultrix*)
 175     bfd_gas=yes
 176     obj_format=ecoff
 177     gas_target=mips-lit
 178     ;;
 179   mips-*-irix* | mips-*-ecoff)
 180     bfd_gas=yes
 181     obj_format=ecoff
 182     gas_target=mips-big
 183     ;;
 184   sparclite*-fujitsu-none)
 185     obj_format=aout
 186     ;;
 187   *-*-aout | *-*-scout | *-*-linux)
 188     obj_format=aout
 189     ;;
 190   *-*-bout* | *-*-nindy*)
 191     obj_format=bout
 192     ;;
 193   *-*-bsd* | *-*-sunos*)
 194     obj_format=aout
 195     emulation=sun3
 196     ;;
 197   *-*-generic)
 198     obj_format=generic
 199     ;;
 200   *-*-xray | *-*-hms)
 201     obj_format=coffbfd
 202     need_bfd=yes
 203     ;;
 204   *-*-sysv32)
 205     obj_format=coff
 206     emulation=sysv32
 207     ;;
 208   *-*-sim)
 209     obj_format=coffbfd
 210     need_bfd=yes
 211     ;;
 212   *-*-coff* | *-sysv* | *-*-sco*)
 213     obj_format=coff
 214     case ${target_vendor} in
 215       bull)  emulation=dpx2 ;;
 216       sun)   emulation=sun3 ;;
 217     esac
 218     ;;
 219   *-*-vxworks)
 220     obj_format=aout
 221     ;;
 222   *-*-coff)
 223     obj_format=coff
 224     ;;
 225   *-*-elf | *-*-solaris*)
 226     case ${bfd_gas} in
 227       yes) ;;
 228       *)
 229         echo "*** warning: gas ${target_os} configuration implies" 1>&2
 230         echo "             (unsupported) --with-bfd-assembler option" 1>&2
 231         bfd_gas=yes
 232         ;;
 233     esac
 234     obj_format=elf
 235     ;;
 236   *-*-vms)
 237     obj_format=vms
 238     ;;
 239 esac
 240
 241 # assign floating point type
 242 case ${target_cpu} in
 243   ns32k) atof=ns32k ;;
 244   vax)   atof=vax ;;
 245   tahoe) atof=tahoe ;;
 246   *)     atof=ieee ;;
 247 esac
 248
 249 # and target makefile frag
 250
 251 target_makefile_frag=config/${gas_target}.mt
 252
 253 files="config/ho-${gas_host}.h config/tc-${cpu_type}.c \
 254         config/tc-${cpu_type}.h config/te-${emulation}.h \
 255         config/obj-${obj_format}.h config/obj-${obj_format}.c \
 256         config/atof-${atof}.c"
 257
 258 links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"
 259
 260 # post-target:
 261
 262 case ${bfd_gas} in
 263   yes)
 264     rm -f Makefile.tem
 265     mv Makefile Makefile.tem
 266     echo BFDDEF=-DBFD_ASSEMBLER > Makefile
 267     cat Makefile.tem >> Makefile
 268     rm -f Makefile.tem
 269     need_bfd=yes
 270     ;;
 271   *)
 272     ;;
 273 esac
 274
 275 case ${need_bfd} in
 276   yes)
 277     rm -f Makefile.tem
 278     mv Makefile Makefile.tem
 279     echo BFDLIB=../bfd/libbfd.a > Makefile
 280     cat Makefile.tem >> Makefile
 281     rm -f Makefile.tem
 282     ;;
 283   *)
 284     ;;
 285 esac
 286
 287 # end of gas/configure.in