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=${host_cpu} ;;
  45     esac
  46     ;;
  47   mips-dec-ultrix)
  48     gas_host=decstatn
  49     ;;
  50   mips-*-bsd*)
  51     gas_host=mipsbsd
  52     ;;
  53   i[34]86-ibm-aix*)
  54     gas_host=i386aix
  55     ;;
  56   i[34]86-*-isc*)
  57     gas_host=sysv
  58     ;;
  59   m68k-sun-sunos*)
  60     gas_host=sun3
  61     ;;
  62   i386-sun-sunos*)
  63     gas_host=sun386
  64     ;;
  65   sparc-sun-sunos*)
  66     gas_host=sun4
  67     ;;
  68   sparc-sun-solaris2*)
  69     gas_host=sysv
  70     ;;
  71   *-*-ansi | *-*-ultrix | *-*-hpux | *-*-sysv*)
  72     gas_host=${host_os}
  73     ;;
  74 esac
  75
  76 # per-target:
  77
  78 # not yet...
  79 case ${with_bfd_assembler} in
  80   yes)
  81     echo "*** Warning:  GAS BFD configuration option not yet supported" 1>&2
  82     need_bfd=yes
  83     bfd_gas=yes
  84     ;;
  85   no | "")
  86     ;;
  87   *)
  88     echo "*** Bad value \"${with_bfd_assembler}\" for --with_bfd_assembler option" 1>&2
  89     exit 1
  90     ;;
  91 esac
  92
  93 # assign cpu type
  94 emulation=generic
  95
  96 cpu_type=${target_cpu}
  97
  98 # check for architecture variants
  99 case ${target_cpu} in
 100   sparclite*)   cpu_type=sparc ;;
 101   sparc64)      cpu_type=sparc obj_format=aout ;;
 102   m680[01234]0) cpu_type=m68k ;;
 103   m683??)       cpu_type=m68k ;;
 104   i486)         cpu_type=i386 ;;
 105 esac
 106
 107 gas_target=${cpu_type}
 108
 109 generic_target=${cpu_type}-${target_vendor}-${target_os}
 110
 111 # assign object format
 112 case ${generic_target} in
 113   a29k-amd-udi)
 114     obj_format=coffbfd
 115     need_bfd=yes
 116     gas_target=ebmon29k
 117     ;;
 118   a29k-amd-ebmon)
 119     obj_format=coffbfd
 120     need_bfd=yes
 121     gas_target=ebmon29k
 122     ;;
 123   a29k-amd-ebmonold)
 124     obj_format=coff
 125     need_bfd=yes
 126     gas_target=ebmon29k
 127     ;;
 128   i386-ibm-aix*)
 129     obj_format=coffbfd
 130     need_bfd=yes
 131     gas_target=i386coff
 132     emulation=i386aix
 133     ;;
 134   i386-*-bsd*)
 135     obj_format=aout
 136     ;;
 137   i386-*-coff | i386-*-sysv* | i386-*-sco* | i386-*-isc*)
 138     obj_format=coffbfd
 139     need_bfd=yes
 140     gas_target=i386coff
 141     ;;
 142   i386-*-go32)
 143     obj_format=aout
 144     ;;
 145   i960-wrs-vxworks)
 146     obj_format=bout
 147     ;;
 148   i960-*-coff)
 149     obj_format=coff
 150     emulation=ic960
 151     ;;
 152   m68k-wrs-vxworks)
 153     obj_format=aout
 154     emulation=sun3
 155     ;;
 156   m68k-ericsson-[Oo][Ss][Ee])
 157     obj_format=aout
 158     emulation=sun3
 159     ;;
 160   m68k-*-coff)
 161     obj_format=coffbfd
 162     need_bfd=yes
 163     gas_target=m68kcoff
 164     ;;
 165   mips-*-bsd*)
 166     # don't change emulation like *-*-bsd does
 167     bfd_gas=yes
 168     obj_format=aout
 169     gas_target=mips-lit
 170     ;;
 171   mips-*-ultrix*)
 172     bfd_gas=yes
 173     obj_format=ecoff
 174     gas_target=mips-lit
 175     ;;
 176   mips-*-irix* | mips-*-ecoff)
 177     bfd_gas=yes
 178     obj_format=ecoff
 179     gas_target=mips-big
 180     ;;
 181   sparclite*-fujitsu-none)
 182     obj_format=aout
 183     ;;
 184   *-*-aout | *-*-scout | *-*-linux)
 185     obj_format=aout
 186     ;;
 187   *-*-bout* | *-*-nindy*)
 188     obj_format=bout
 189     ;;
 190   *-*-bsd* | *-*-sunos*)
 191     obj_format=aout
 192     emulation=sun3
 193     ;;
 194   *-*-generic)
 195     obj_format=generic
 196     ;;
 197   *-*-xray | *-*-hms)
 198     obj_format=coffbfd
 199     need_bfd=yes
 200     ;;
 201   *-*-sysv32)
 202     obj_format=coff
 203     emulation=sysv32
 204     ;;
 205   *-*-sim)
 206     obj_format=coffbfd
 207     need_bfd=yes
 208     ;;
 209   *-*-coff* | *-sysv* | *-*-sco*)
 210     obj_format=coff
 211     case ${target_vendor} in
 212       bull)  emulation=dpx2 ;;
 213       sun)   emulation=sun3 ;;
 214     esac
 215     ;;
 216   *-*-vxworks)
 217     obj_format=aout
 218     ;;
 219   *-*-coff)
 220     obj_format=coff
 221     ;;
 222   *-*-elf | *-*-solaris*)
 223     case ${bfd_gas} in
 224       yes) ;;
 225       *)
 226         echo "*** warning: gas ${target_os} configuration implies" 1>&2
 227         echo "             (unsupported) --with-bfd-assembler option" 1>&2
 228         bfd_gas=yes
 229         ;;
 230     esac
 231     obj_format=elf
 232     ;;
 233   *-*-vms)
 234     obj_format=vms
 235     ;;
 236 esac
 237
 238 # assign floating point type
 239 case ${target_cpu} in
 240   ns32k) atof=ns32k ;;
 241   vax)   atof=vax ;;
 242   tahoe) atof=tahoe ;;
 243   *)     atof=ieee ;;
 244 esac
 245
 246 # and target makefile frag
 247
 248 target_makefile_frag=config/${gas_target}.mt
 249
 250 files="config/ho-${gas_host}.h config/tc-${cpu_type}.c \
 251         config/tc-${cpu_type}.h config/te-${emulation}.h \
 252         config/obj-${obj_format}.h config/obj-${obj_format}.c \
 253         config/atof-${atof}.c"
 254
 255 links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"
 256
 257 # post-target:
 258
 259 case ${bfd_gas} in
 260   yes)
 261     echo BFDDEF=-DBFD_ASSEMBLER >> Makefile
 262     need_bfd=yes
 263     ;;
 264   *)
 265     ;;
 266 esac
 267
 268 case ${need_bfd} in
 269   yes)
 270     echo BFDLIB=../bfd/libbfd.a >> Makefile
 271     ;;
 272   *)
 273     ;;
 274 esac
 275
 276 # end of gas/configure.in