-# This file is configure.in
-#
-# Copyright (C) 1987-1992 Free Software Foundation, Inc.
-#
-# This file is part of GAS, the GNU Assembler.
-#
-# GAS is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-#
-# GAS is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with GAS; see the file COPYING. If not, write to
-# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-#
-
-# This file was written, and is maintained by K. Richard Pixley
-# <rich@cygnus.com>.
-
-# This file is a shell script that supplies the information necessary
-# to tailor a template configure script into the configure script
-# appropriate for this directory. For more information, check any
-# existing configure script.
-
-srctrigger=as.c
-srcname="gas"
-need_bfd=no
+dnl Process this file with autoconf to produce a configure script.
+dnl
+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
-configdirs="doc testsuite"
+user_bfd_gas=
+AC_ARG_ENABLE(bfd-assembler,
+[ 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
+
+# Generate a header file -- gets more post-processing by Makefile later.
+AC_CONFIG_HEADER(conf)
+
+dnl For recursion to work right, this must be an absolute pathname.
+AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
+AC_CANONICAL_SYSTEM
+AC_ARG_PROGRAM
-# per-host:
-
-gas_host=generic
-
-case "${host}" in
- a29k-*-*) gas_host=a29k ;;
-
- alpha-*-osf*) gas_host=ansi ;;
-
- hppa*-hp-hpux*) gas_host=hpux ;;
- hppa*-hp-bsd*) gas_host=hppabsd ;;
- hppa*-hp-osf*) gas_host=hppaosf ;;
-
- i[34]86-ibm-aix*) gas_host=i386aix ;;
- i[34]86-*-isc*) gas_host=sysv ;;
- i386-sun-sunos*) gas_host=sun386 ;;
-
- m68k-sun-sunos*) gas_host=sun3 ;;
- m68*-*-hpux) gas_host=hpux ;;
-
- mips-dec-ultrix*) gas_host=decstatn ;;
- mips-*-bsd*) gas_host=mipsbsd ;;
- mips-sgi-irix*) gas_host=irix ;;
-
- rs6000-*-*) gas_host=rs6000 ;;
-
- sparc-sun-sunos*) gas_host=sun4 ;;
- sparc-sun-solaris2*) gas_host=sysv ;;
-
- vax-*-vms*) gas_host=vms ;;
- vax-*-bsd*) gas_host=vax ;;
-
- *-*-sysv4*) gas_host=sysv ;;
-
- *-*-ansi | *-*-ultrix | *-*-hpux | *-*-sysv*)
- gas_host=${host_os} ;;
-
-esac
-
-if [ ! -r ${srcdir}/config/ho-${gas_host}.h ]; then
- echo '*** GAS does not support host' ${host} 1>&2
- exit 1
-fi
-
-# per-target:
-
-case ${with_bfd_assembler} in
- yes)
- echo "*** Warning: GAS BFD configuration option not yet fully supported" 1>&2
- need_bfd=yes
- bfd_gas=yes
- ;;
- no | "")
- ;;
- *)
- echo "*** Bad value \"${with_bfd_assembler}\" for --with-bfd-assembler option" 1>&2
- exit 1
- ;;
-esac
+emulation=generic
# assign cpu type
-emulation=generic
# check for architecture variants
case ${target_cpu} in
- h8300h) cpu_type=h8300 ;;
- # Actually we've only got support for the 1.1, so we shouldn't generalize,
- # but this is what the support files are named...
hppa*) cpu_type=hppa ;;
- i486) cpu_type=i386 ;;
- m680[01234]0) cpu_type=m68k ;;
+changequote(,)dnl
+ i[45]86) cpu_type=i386 ;;
+ m680[012346]0) cpu_type=m68k ;;
m68008) cpu_type=m68k ;;
m683??) cpu_type=m68k ;;
+changequote([,])dnl
m8*) cpu_type=m88k ;;
- mips*) cpu_type=mips ;;
- sparc64) cpu_type=sparc64 obj_format=elf ;; # v9
+ mips*el) cpu_type=mips endian=little;;
+ mips*) cpu_type=mips endian=big ;;
+ powerpc*eabi*) cpu_type=ppc obj_format=elf;;
+ powerpc*) cpu_type=ppc ;;
+ rs6000*) cpu_type=ppc ;;
+ sparc64) cpu_type=sparc obj_format=elf
+ AC_DEFINE(sparcv9) ;;
sparclite*) cpu_type=sparc ;;
*) cpu_type=${target_cpu} ;;
esac
-gas_target=${cpu_type}
+# do we need the opcodes library?
+case ${cpu_type} in
+ alpha | vax)
+ ;;
+ *)
+ OPCODES_LIB="../opcodes/libopcodes.a"
+ ;;
+esac
+AC_SUBST(OPCODES_LIB)
+gas_target=${cpu_type}
generic_target=${cpu_type}-${target_vendor}-${target_os}
-
dev=no
# assign object format
case ${generic_target} in
- a29k-amd-udi) obj_format=coffbfd gas_target=ebmon29k ;;
- a29k-amd-ebmon) obj_format=coffbfd gas_target=ebmon29k ;;
- a29k-amd-ebmonold) obj_format=coff gas_target=ebmon29k ;;
+ 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 ;;
+
+# start-sanitize-arc
+ arc-*-elf*) obj_format=elf bfd_gas=yes ;;
+# end-sanitize-arc
+
+ arm-*-riscix*) obj_format=aout ;;
- hppa-*-osf) obj_format=elf emulation=hppa dev=yes ;;
+ 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=coffbfd ;;
+ h8300-*-coff) obj_format=coff ;;
- i386-ibm-aix*) obj_format=coffbfd gas_target=i386coff
+ 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=coffbfd emulation=linux
+ i386-*-linux*coff*) obj_format=coff emulation=linux
gas_target=i386coff ;;
i386-*-linux*) obj_format=aout emulation=linux ;;
- i386-*-lynxos*) obj_format=coffbfd gas_target=i386coff
+ 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=coffbfd gas_target=i386coff ;;
- i386-*-go32) obj_format=aout ;;
-
- i960-wrs-vxworks | i960-*-nindy*)
- obj_format=bout ;;
- i960-*-coff) obj_format=coff emulation=ic960 ;;
+ obj_format=coff gas_target=i386coff ;;
+ i386-*-vsta) obj_format=aout ;;
+ i386-*-go32) obj_format=coff gas_target=i386coff ;;
+ i386-*-gnu*elf*) obj_format=elf ;;
+ i386-*-mach* | i386-*-gnu*)
+ obj_format=aout emulation=mach bfd_gas=yes ;;
+ i386-*-msdos*) obj_format=aout ;;
+
+ 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=coffbfd gas_target=m68kcoff ;;
- m68k-*-hpux) obj_format=hp300 emulation=hp300 ;;
- m68k-*-lynxos*) obj_format=coffbfd gas_target=m68kcoff
+ 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=coffbfd gas_target=m88kcoff ;;
+ m88k-*-coff*) obj_format=coff gas_target=m88kcoff ;;
# don't change emulation like *-*-bsd does
- mips-*-bsd*) bfd_gas=yes obj_format=aout gas_target=mips-lit ;;
+ mips-dec-bsd*) obj_format=aout gas_target=mips-lit ;;
+ mips-sony-bsd*) obj_format=ecoff gas_target=mips-big ;;
+ mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
mips-*-ultrix*) obj_format=ecoff gas_target=mips-lit ;;
- mips-*-ecoffl*) 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-*-irix*) obj_format=ecoff gas_target=mips-big emulation=irix ;;
+ mips-*-gnu*) obj_format=aout
+ case "$endian" in
+ big) gas_target=mips-big ;;
+ *) gas_target=mips-lit ;;
+ esac
+ ;;
+ mips-*-irix5*) obj_format=elf gas_target=mips-big ;;
+ mips-*-irix*) obj_format=ecoff gas_target=mips-big ;;
mips-*-riscos*) obj_format=ecoff gas_target=mips-big ;;
mips-*-sysv*) obj_format=ecoff gas_target=mips-big ;;
- mips-*-elfl*) obj_format=elf gas_target=mips-lit ;;
- mips-*-elf*) obj_format=elf gas_target=mips-big ;;
-
- sparc*-*-sunos4*) obj_format=aout emulation=sun3 bfd_gas=yes ;;
- sparc*-*-aout | sparc*-*-vxworks)
- obj_format=aout bfd_gas=yes ;;
- sparc*-*-coff) obj_format=coff bfd_gas=yes ;;
- sparc*-fujitsu-none) obj_format=aout bfd_gas=yes ;;
- sparc*-*-elf | sparc*-*-solaris*)
+ mips-*-elf*) obj_format=elf
+ case "$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 ;;
+
+# start-sanitize-rce
+ rce-*-aout) obj_format=aout ;;
+# end-sanitize-rce
+
+ ns32k-pc532-mach*) obj_format=aout emulation=pc532mach ;;
+ 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 ;;
- sparc64-*-aout*) obj_format=aout bfd_gas=yes ;; # v9
+ 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=coffbfd ;;
+ obj_format=coff ;;
+
+ w65-*-*) obj_format=coff ;;
*-*-aout | *-*-scout)
obj_format=aout ;;
*-*-bsd*)
obj_format=aout emulation=sun3 ;;
*-*-generic) obj_format=generic ;;
- *-*-xray | *-*-hms) obj_format=coffbfd ;;
- *-*-sysv32) obj_format=coff emulation=sysv32 ;;
- *-*-sim) obj_format=coffbfd ;;
+ *-*-xray | *-*-hms) obj_format=coff ;;
+ *-*-sim) obj_format=coff ;;
*-*-elf | *-*-sysv4* | *-*-solaris*)
- echo '*** Warning: GAS support for ELF format is incomplete' 1>&2
+ AC_MSG_WARN(GAS support for ELF format is incomplete)
obj_format=elf dev=yes ;;
- *-*-coff* | *-sysv* | *-*-sco*)
- obj_format=coff
- case ${target_vendor} in
- bull) emulation=dpx2 ;;
- sun) emulation=sun3 ;;
- esac
- ;;
*-*-vxworks) obj_format=aout ;;
+ *-*-netware) obj_format=elf ;;
esac
# 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 ${target_cpu} in
- ns32k | vax | tahoe ) atof=${target_cpu} ;;
+ vax | tahoe ) atof=${target_cpu} ;;
*) atof=ieee ;;
esac
-if [ ! -r ${srcdir}/config/tc-${cpu_type}.c ]; then
- echo '*** GAS does not support target CPU' ${cpu_type} 1>&2
- exit 1
-fi
-
case "${obj_format}" in
- "")
- echo "*** GAS doesn't know what format to use for target" ${target} 1>&2
- exit 1
- ;;
+ "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
esac
-if [ ! -r ${srcdir}/config/obj-${obj_format}.c ]; then
- echo '*** GAS does not have support for object file format' ${obj_format} 1>&2
- exit 1
+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})
fi
-# and target makefile frag
+if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
+ AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
+fi
-target_makefile_frag=config/${gas_target}.mt
+# and target makefile frag
-case ${bfd_gas}-${obj_format} in
- yes-coffbfd) obj_format=coff ;;
- no-coffbfd) need_bfd=yes ;;
+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 ${with_bfd_assembler}-${bfd_gas} in
+case ${user_bfd_gas}-${bfd_gas} in
yes-yes | no-no)
# We didn't override user's choice.
;;
no-yes)
- echo '*** Use of BFD is required for ${target}; overriding config options'\
- 1>&2
+ AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
;;
no-preferred)
bfd_gas=no
*-preferred)
bfd_gas=yes
;;
+ yes-*)
+ bfd_gas=yes
+ ;;
-*)
# User specified nothing.
;;
esac
+case ${bfd_gas}-${cpu_type}-${obj_format} in
+ yes-*-coff) need_bfd=yes ;;
+ no-*-coff) need_bfd=yes
+ AC_DEFINE(MANY_SEGMENTS) ;;
+esac
+
reject_dev_configs=yes
case ${reject_dev_configs}-${dev} in
yes-yes) # Oops.
- echo "*** GAS does not support the ${generic_target} configuration" 1>&2
- exit 1
+ AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
;;
esac
-files="config/ho-${gas_host}.h config/tc-${cpu_type}.c \
- config/tc-${cpu_type}.h config/te-${emulation}.h \
+AC_LINK_FILES(config/tc-${cpu_type}.c config/tc-${cpu_type}.h \
config/obj-${obj_format}.h config/obj-${obj_format}.c \
- config/atof-${atof}.c"
-
-links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"
-
-# post-target:
-
-case ${bfd_gas} in
- yes) bfddef="BFDDEF=-DBFD_ASSEMBLER" need_bfd=yes ;;
- *) bfddef="" ;;
-esac
+ config/te-${emulation}.h config/atof-${atof}.c,
+ targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c)
-case ${need_bfd} in
- yes) bfdlib="BFDLIB=../bfd/libbfd.a" ;;
- *) bfdlib="" ;;
+case "${bfd_gas}" in
+ yes) AC_DEFINE(BFD_ASSEMBLER)
+ need_bfd=yes ;;
esac
-case "x${host}" in
- "x${target}") cross="" ;;
- *) cross="CROSS=-DCROSS_COMPILE" ;;
+case "${need_bfd}" in
+ yes) BFDLIB=../bfd/libbfd.a
+ ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
+ ;;
esac
-
-rm -f Makefile.tem
-echo $bfddef > Makefile.tem
-echo $bfdlib >> Makefile.tem
-echo $cross >> Makefile.tem
-cat Makefile >> Makefile.tem
-mv -f Makefile.tem Makefile
-
-# end of gas/configure.in
+AC_SUBST(BFDLIB)
+AC_SUBST(ALL_OBJ_DEPS)
+
+AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}")
+AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}")
+AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}")
+AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}")
+AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}")
+
+AC_PROG_CC
+AC_PROG_INSTALL
+
+AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
+
+# Put this here so that autoconf's "cross-compiling" message doesn't confuse
+# people who are not cross-compiling but are compiling cross-assemblers.
+AC_MSG_CHECKING(whether compiling a cross-assembler)
+if test "${host}" = "${target}"; then
+ cross_gas=no
+else
+ cross_gas=yes
+ AC_DEFINE(CROSS_COMPILE)
+fi
+AC_MSG_RESULT($cross_gas)
+
+dnl ansidecl.h will deal with const
+dnl AC_CONST
+AC_FUNC_ALLOCA
+AC_C_INLINE
+
+# VMS doesn't have unlink.
+AC_CHECK_FUNCS(unlink remove, break)
+
+# 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!
+GAS_WORKING_ASSERT
+
+# On some systems, the system header files may not declare malloc, realloc,
+# and free. There are places where gas needs these functions to have been
+# declared -- such as when taking their addresses.
+gas_test_headers="
+#ifdef HAVE_MEMORY_H
+#include <memory.h>
+#endif
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+"
+GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
+GAS_CHECK_DECL_NEEDED(free, f, int f, $gas_test_headers)
+
+# Does errno.h declare errno, or do we have to add a separate declaration
+# for it?
+GAS_CHECK_DECL_NEEDED(errno, f, int f, [
+#ifdef HAVE_ERRNO_H
+#include <errno.h>
+#endif
+])
+
+AC_CONFIG_SUBDIRS(testsuite)
+
+dnl This must come last.
+AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in)
projects / deliverable / binutils-gdb.git / blobdiff