363 lines
10 KiB
Plaintext
363 lines
10 KiB
Plaintext
# This file is configure.in
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#
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# Copyright (C) 1987-1992,1993,1994 Free Software Foundation, Inc.
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#
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# This file is part of GAS, the GNU Assembler.
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#
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# GAS is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# GAS is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GAS; see the file COPYING. If not, write to
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# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#
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# This file was written, and is maintained by K. Richard Pixley
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# <rich@cygnus.com>.
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# This file is a shell script that supplies the information necessary
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# to tailor a template configure script into the configure script
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# appropriate for this directory. For more information, check any
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# existing configure script.
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srctrigger=as.c
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srcname="gas"
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need_bfd=no
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bfd_gas=no
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configdirs="doc testsuite"
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# per-host:
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gas_host=generic
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case "${host}" in
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a29k-*-*) gas_host=a29k ;;
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alpha-*-osf*) gas_host=ansi ;;
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hppa*-*-hpux*) gas_host=hpux ;;
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hppa*-*-bsd*) gas_host=hppabsd ;;
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hppa*-*-osf*) gas_host=hppaosf ;;
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hppa*-*-hiux*) gas_host=hpux ;;
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i[34]86-ibm-aix*) gas_host=i386aix ;;
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i[34]86-*-isc*) gas_host=sysv ;;
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i386-sun-sunos*) gas_host=sun386 ;;
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i386-*-mach*) gas_host=mach3 ;;
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m68k-sun-sunos*) gas_host=sun3 ;;
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m68*-*-hpux) gas_host=hpux ;;
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mips*-dec-ultrix*) gas_host=decstatn ;;
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mips*-*-bsd*) gas_host=mipsbsd ;;
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mips*-sgi-irix*) gas_host=irix ;;
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rs6000-*-*) gas_host=rs6000 ;;
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sparc-sun-sunos*) gas_host=sun4 ;;
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sparc-sun-solaris2*) gas_host=sysv ;;
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vax-*-vms*) gas_host=vms ;;
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vax-*-bsd*) gas_host=vax ;;
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vax-*-ultrix*) gas_host=vax ;;
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*-*-sysv4* | *-*-unixware) gas_host=sysv ;;
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*-*-ansi | *-*-hpux | *-*-sysv)
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gas_host=${host_os} ;;
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esac
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if [ ! -r ${srcdir}/config/ho-${gas_host}.h ]; then
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echo '*** GAS does not support host' ${host} 1>&2
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exit 1
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fi
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# per-target:
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case ${with_bfd_assembler} in
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yes)
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echo "*** Warning: GAS BFD configuration option not yet fully supported" 1>&2
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need_bfd=yes
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bfd_gas=yes
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;;
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no | "")
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;;
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*)
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echo "*** Bad value \"${with_bfd_assembler}\" for --with-bfd-assembler option" 1>&2
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exit 1
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;;
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esac
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# assign cpu type
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emulation=generic
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# default is big
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endian=big
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# check for architecture variants
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case ${target_cpu} in
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# Actually we've only got support for the 1.1, so we shouldn't generalize,
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# but this is what the support files are named...
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hppa*) cpu_type=hppa ;;
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i486) cpu_type=i386 ;;
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m680[01234]0) cpu_type=m68k ;;
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m68008) cpu_type=m68k ;;
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m683??) cpu_type=m68k ;;
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m8*) cpu_type=m88k ;;
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mips*el) cpu_type=mips endian=little;;
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mips*) cpu_type=mips ;;
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powerpc*) cpu_type=ppc ;;
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rs6000*) cpu_type=ppc ;;
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sparc64) cpu_type=sparc64 obj_format=elf ;; # v9
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sparclite*) cpu_type=sparc ;;
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*) cpu_type=${target_cpu} ;;
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esac
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# do we need the opcodes library?
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case ${cpu_type} in
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alpha | vax)
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opcodes=
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;;
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*)
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opcodes="../opcodes/libopcodes.a"
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;;
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esac
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gas_target=${cpu_type}
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generic_target=${cpu_type}-${target_vendor}-${target_os}
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dev=no
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# assign object format
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case ${generic_target} in
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a29k-amd-udi) obj_format=coffbfd gas_target=ebmon29k ;;
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a29k-amd-ebmon) obj_format=coffbfd gas_target=ebmon29k ;;
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alpha-*-netware*) obj_format=ecoff ;;
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alpha-*-osf*) obj_format=ecoff ;;
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hppa-*-*elf*) obj_format=elf emulation=hppa ;;
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hppa-*-osf*) obj_format=som emulation=hppa ;;
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hppa-*-hpux*) obj_format=som emulation=hppa ;;
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hppa-*-bsd*) obj_format=som emulation=hppa ;;
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hppa-*-hiux*) obj_format=som emulation=hppa ;;
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h8300-*-coff) obj_format=coffbfd ;;
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i386-ibm-aix*) obj_format=coffbfd gas_target=i386coff
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emulation=i386aix ;;
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i386-*-bsd*) obj_format=aout emulation=386bsd ;;
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i386-*-netbsd0.8) obj_format=aout emulation=netbsd ;;
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i386-*-netbsd*) obj_format=aout emulation=netbsd ;;
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i386-*-linux*elf*) obj_format=elf emulation=linux ;;
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i386-*-linux*coff*) obj_format=coffbfd emulation=linux
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gas_target=i386coff ;;
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i386-*-linux*) obj_format=aout emulation=linux ;;
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i386-*-lynxos*) obj_format=coffbfd gas_target=i386coff
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emulation=lynx ;;
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i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
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obj_format=elf ;;
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i386-*-coff | i386-*-sysv* | i386-*-sco* | i386-*-isc*)
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obj_format=coffbfd gas_target=i386coff ;;
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i386-*-vsta) obj_format=aout ;;
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i386-*-go32) obj_format=coffbfd gas_target=i386coff ;;
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i386-*-mach*) obj_format=aout emulation=mach bfd_gas=yes ;;
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i960-*-bout) obj_format=bout ;;
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i960-*-coff) obj_format=coffbfd emulation=ic960 gas_target=ic960coff ;;
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i960-*-nindy*) obj_format=bout ;;
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i960-*-vxworks4*) obj_format=bout ;;
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i960-*-vxworks5.0) obj_format=bout ;;
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i960-*-vxworks5.*) obj_format=coffbfd emulation=ic960 gas_target=ic960coff ;;
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i960-*-vxworks*) obj_format=bout ;;
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m68k-wrs-vxworks | m68k-ericsson-ose | m68k-*-sunos*)
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obj_format=aout emulation=sun3 ;;
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m68k-motorola-sysv) obj_format=coffbfd gas_target=m68kcoff emulation=delta ;;
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# The dpx2-specific support has apparently not been used in a while, or
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# it's not currently required. Either way, I've heard nothing about it,
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# and the configure.in code that would've selected te-dpx2.h wasn't being
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# reached because of the m68k-*-sysv* line below. This was (I think) the
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# last target using obj-coff.c without BFD_ASSEMBLER. I want to blast that
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# code. So if you really need te-dpx2.h, start with this for now, and try
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# to make it work:
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# m68k-bull-sysv3*) obj_format=coffbfd gas_target=m68kcoff emulation=dpx2 ;;
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m68k-*-coff | m68k-*-sysv*)
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obj_format=coffbfd gas_target=m68kcoff ;;
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m68k-*-hpux) obj_format=hp300 emulation=hp300 ;;
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m68k-*-lynxos*) obj_format=coffbfd gas_target=m68kcoff
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emulation=lynx ;;
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m88k-*-coff*) obj_format=coffbfd gas_target=m88kcoff ;;
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# don't change emulation like *-*-bsd does
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mips-*-bsd*) bfd_gas=yes obj_format=aout gas_target=mips-lit ;;
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mips-*-ultrix*) obj_format=ecoff gas_target=mips-lit ;;
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mips-*-ecoff*) obj_format=ecoff
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if [ $endian = big ] ; then
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gas_target=mips-big
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else
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gas_target=mips-lit
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fi
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;;
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mips-*-ecoff*) obj_format=ecoff gas_target=mips-big ;;
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mips-*-irix5*) obj_format=elf gas_target=mips-big ;;
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mips-*-irix*) obj_format=ecoff gas_target=mips-big emulation=irix ;;
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mips-*-riscos*) obj_format=ecoff gas_target=mips-big ;;
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mips-*-sysv*) obj_format=ecoff gas_target=mips-big ;;
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mips-*-elf*) obj_format=elf
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if [ $endian = big ] ; then
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gas_target=mips-big
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else
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gas_target=mips-lit
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fi
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;;
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ppc-*-aix*) obj_format=coff bfd_gas=yes ;;
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ppc-*-sysv4*) obj_format=elf bfd_gas=yes ;;
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sh-*-coff) obj_format=coffbfd ;;
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sparc*-*-sunos4*) obj_format=aout emulation=sun3 bfd_gas=yes ;;
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sparc*-*-aout | sparc*-*-vxworks)
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obj_format=aout bfd_gas=yes ;;
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sparc*-*-coff) obj_format=coff bfd_gas=yes ;;
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sparc*-*-lynxos*) obj_format=coff bfd_gas=yes emulation=lynx ;;
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sparc*-fujitsu-none) obj_format=aout bfd_gas=yes ;;
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sparc*-*-elf | sparc*-*-solaris*)
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obj_format=elf ;;
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sparc64-*-aout*) obj_format=aout bfd_gas=yes ;; # v9
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vax-*-bsd* | vax-*-ultrix*)
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obj_format=aout ;;
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vax-*-vms) obj_format=vms ;;
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z8k-*-coff | z8k-*-sim)
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obj_format=coffbfd ;;
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*-*-aout | *-*-scout)
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obj_format=aout ;;
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*-*-nindy*)
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obj_format=bout ;;
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*-*-bsd*)
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obj_format=aout emulation=sun3 ;;
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*-*-generic) obj_format=generic ;;
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*-*-xray | *-*-hms) obj_format=coffbfd ;;
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*-*-sim) obj_format=coffbfd ;;
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*-*-elf | *-*-sysv4* | *-*-solaris*)
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echo '*** Warning: GAS support for ELF format is incomplete' 1>&2
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obj_format=elf dev=yes ;;
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*-*-vxworks) obj_format=aout ;;
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*-*-netware) obj_format=elf ;;
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esac
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# Assign floating point type. Most processors with FP support
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# IEEE FP. On those that don't support FP at all, usually IEEE
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# is emulated.
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case ${target_cpu} in
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ns32k | vax | tahoe ) atof=${target_cpu} ;;
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*) atof=ieee ;;
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esac
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if [ ! -r ${srcdir}/config/tc-${cpu_type}.c ]; then
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echo '*** GAS does not support target CPU' ${cpu_type} 1>&2
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exit 1
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fi
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case "${obj_format}" in
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"")
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echo "*** GAS doesn't know what format to use for target" ${target} 1>&2
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exit 1
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;;
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esac
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if [ ! -r ${srcdir}/config/obj-${obj_format}.c ]; then
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echo '*** GAS does not have support for object file format' ${obj_format} 1>&2
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exit 1
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fi
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# and target makefile frag
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target_makefile_frag=config/${gas_target}.mt
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case ${bfd_gas}-${obj_format} in
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yes-coffbfd) obj_format=coff ;;
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no-coffbfd) need_bfd=yes extra_def="MANY_SEGMENTS" ;;
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*-elf) bfd_gas=yes ;;
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*-ecoff) bfd_gas=yes ;;
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*-som) bfd_gas=yes ;;
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*) ;;
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esac
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case ${with_bfd_assembler}-${bfd_gas} in
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yes-yes | no-no)
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# We didn't override user's choice.
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;;
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no-yes)
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echo '*** Use of BFD is required for ${target}; overriding config options'\
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1>&2
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;;
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no-preferred)
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bfd_gas=no
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;;
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*-preferred)
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bfd_gas=yes
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;;
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-*)
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# User specified nothing.
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;;
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esac
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reject_dev_configs=yes
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case ${reject_dev_configs}-${dev} in
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yes-yes) # Oops.
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echo "*** GAS does not support the ${generic_target} configuration" 1>&2
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exit 1
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;;
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esac
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files="config/ho-${gas_host}.h config/tc-${cpu_type}.c \
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config/tc-${cpu_type}.h config/te-${emulation}.h \
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config/obj-${obj_format}.h config/obj-${obj_format}.c \
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config/atof-${atof}.c"
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links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"
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# post-target:
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case ${bfd_gas} in
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yes) extra_def="BFD_ASSEMBLER" need_bfd=yes ;;
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esac
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case ${need_bfd} in
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yes) bfdlib="BFDLIB=../bfd/libbfd.a"
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all_obj_deps="$all_obj_deps ../bfd/bfd.h"
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;;
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*) bfdlib=""
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;;
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esac
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case "x${host}" in
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"x${target}") cross="" ;;
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*) cross="CROSS=-DCROSS_COMPILE" ;;
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esac
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rm -f Makefile.tem
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echo $cross > Makefile.tem
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echo ALL_OBJ_DEPS=$all_obj_deps >> Makefile.tem
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echo defs=$extra_def >> Makefile.tem
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echo $bfdlib >> Makefile.tem
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echo "OPCODES_LIB=$opcodes" >> Makefile.tem
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cat Makefile >> Makefile.tem
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mv -f Makefile.tem Makefile
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# end of gas/configure.in
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