-# 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"
-targetdependent=true
-need_bfd=
-# per-host:
-
-gas_host=generic
-
-case "${host_cpu}" in
-a29k | rs6000 | vax) gas_host=${host_cpu} ;;
-mips)
- case "${host_os}" in
- ultrix) gas_host=decstation ;;
- esac
- ;;
-*)
- case "${host_os}" in
- ansi | ultrix | hpux | sysv*) gas_host=${host_os} ;;
- *)
- case "${host_vendor}" in
- sun)
- case "${host_cpu}" in
- m68k) gas_host=sun3 ;;
- i386) gas_host=sun386 ;;
- sparc) gas_host=sun4 ;;
- esac
- ;;
- esac
- ;;
- esac
- ;;
-esac
+dnl Process this file with autoconf to produce a configure script.
+dnl
+dnl And be careful when changing it! If you must add tests with square
+dnl brackets, be sure changequote invocations surround it.
+dnl
+dnl
+AC_PREREQ(1.118)dnl
+AC_INIT(as.h)dnl
+dnl
+bfd_gas=no
+user_bfd_gas=
+AC_ARG_ENABLE(bfd-assembler,
+[ bfd-assembler use BFD back end for writing object files],
+[case "${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
-# per-target:
+# 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 $srcdir;pwd`/..)
+AC_CANONICAL_SYSTEM
+AC_ARG_PROGRAM
-# assign cpu type
emulation=generic
-cpu_type=${target_cpu}
+# assign cpu type
+
+# check for architecture variants
+case ${target_cpu} in
+ hppa*) cpu_type=hppa ;;
+changequote(,)dnl
+ i[45]86) cpu_type=i386 ;;
+ m680[012346]0) cpu_type=m68k ;;
+ m68008) cpu_type=m68k ;;
+ m683??) cpu_type=m68k ;;
+changequote([,])dnl
+ m8*) cpu_type=m88k ;;
+ mips*el) cpu_type=mips endian=little;;
+ mips*) cpu_type=mips endian=big ;;
+ powerpc*eabi*) cpu_type=ppc obj_format=elf;;
+ powerpc*) cpu_type=ppc ;;
+ rs6000*) cpu_type=ppc ;;
+ sparc64) cpu_type=sparc obj_format=elf
+ AC_DEFINE(sparcv9) ;;
+ sparclite*) cpu_type=sparc ;;
+ *) cpu_type=${target_cpu} ;;
+esac
+
+# 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 ${target_os} in
-bout*) obj_format=bout ;;
-bsd* | sunos*) obj_format=aout ;;
-
-ebmon)
- obj_format=coff
- need_bfd="$(unsubdir)/../bfd$(subdir)/libbfd.a"
- target_cpu=ebmon29k
- ;;
+case ${generic_target} in
+ a29k-amd-udi) obj_format=coff gas_target=ebmon29k ;;
+ a29k-amd-ebmon) obj_format=coff gas_target=ebmon29k ;;
-generic) obj_format=generic ;;
+ alpha-*-netware*) obj_format=ecoff ;;
+ alpha-*-osf*) obj_format=ecoff ;;
-hds)
- obj_format=ieee
- need_bfd="$(unsubdir)/../bfd$(subdir)/libbfd.a"
- ;;
+# start-sanitize-arc
+ arc-*-elf*) obj_format=elf bfd_gas=yes ;;
+# end-sanitize-arc
-coff* | sysv*) obj_format=coff ;;
+ arm-*-riscix*) obj_format=aout ;;
-*)
- case ${target_vendor} in
- aout) obj_format=aout ;;
- bout) obj_format=bout ;;
- coff) obj_format=coff ;;
- *) obj_format=aout ;;
- esac
- ;;
+ 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-*-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=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-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-*-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-*-gnu*) obj_format=aout
+ case "$endian" in
+ big) gas_target=mips-big ;;
+ *) gas_target=mips-lit ;;
+ esac
+ ;;
+ mips-*-irix5*) obj_format=elf gas_target=mips-big ;;
+ mips-*-irix*) obj_format=ecoff gas_target=mips-big ;;
+ mips-*-riscos*) obj_format=ecoff gas_target=mips-big ;;
+ mips-*-sysv*) obj_format=ecoff gas_target=mips-big ;;
+ mips-*-elf*) obj_format=elf
+ case "$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 ;;
+ 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 ;;
+
+ w65-*-*) 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
-# assign floating point type
+# 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 ${target_cpu} in
-vax) atof=vax ;;
-*) atof=ieee ;;
+ vax | tahoe ) atof=${target_cpu} ;;
+ *) atof=ieee ;;
+esac
+
+case "${obj_format}" in
+ "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
esac
+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
+
+if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
+ AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
+fi
+
# and target makefile frag
-target_makefile_frag=config/mt-${target_cpu}
+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
+ yes-yes | no-no)
+ # We didn't override user's choice.
+ ;;
+ no-yes)
+ 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.
+ 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"
+ 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 "${bfd_gas}" in
+ yes) AC_DEFINE(BFD_ASSEMBLER)
+ need_bfd=yes ;;
+esac
+
+case "${need_bfd}" in
+ yes) BFDLIB=../bfd/libbfd.a
+ ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
+ ;;
+esac
+AC_SUBST(BFDLIB)
+AC_SUBST(ALL_OBJ_DEPS)
+
+AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${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)
-links="host.h targ-cpu.c targ-cpu.h targ-env.h obj-format.h obj-format.c atof-targ.c"
+dnl This must come last.
+AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in)