945 lines
26 KiB
Plaintext
945 lines
26 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script.
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dnl
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dnl And be careful when changing it! If you must add tests with square
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dnl brackets, be sure changequote invocations surround it.
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dnl
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dnl Copyright (C) 2012-2018 Free Software Foundation, Inc.
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dnl
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dnl This file is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program; see the file COPYING3. If not see
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dnl <http://www.gnu.org/licenses/>.
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dnl
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dnl v2.5 needed for --bindir et al
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AC_PREREQ(2.59)
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m4_include([../bfd/version.m4])
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AC_INIT([gas], BFD_VERSION)
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AC_CONFIG_SRCDIR(as.h)
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dnl Autoconf 2.57 will find the aux dir without this. However, unless
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dnl we specify this explicitly, automake-1.7 will assume that ylwrap is in
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dnl gas/ instead of gas/../.
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AC_CONFIG_AUX_DIR(..)
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AC_CANONICAL_TARGET
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AC_ISC_POSIX
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AM_INIT_AUTOMAKE
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AC_PROG_CC
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AC_GNU_SOURCE
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AC_USE_SYSTEM_EXTENSIONS
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LT_INIT
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ACX_LARGEFILE
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ACX_PROG_CMP_IGNORE_INITIAL
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AC_ARG_ENABLE(targets,
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[ --enable-targets alternative target configurations besides the primary],
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[case "${enableval}" in
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yes | "") AC_MSG_ERROR(enable-targets option must specify target names or 'all')
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;;
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no) enable_targets= ;;
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*) enable_targets=$enableval ;;
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esac])dnl
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ac_checking=yes
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if grep '^RELEASE=y' ${srcdir}/../bfd/Makefile.am >/dev/null 2>/dev/null ; then
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ac_checking=
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fi
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AC_ARG_ENABLE(checking,
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[ --enable-checking enable run-time checks],
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[case "${enableval}" in
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no|none) ac_checking= ;;
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*) ac_checking=yes ;;
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esac])dnl
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if test x$ac_checking != x ; then
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AC_DEFINE(ENABLE_CHECKING, 1, [Define if you want run-time sanity checks.])
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fi
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# PR gas/19109
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# Decide the default method for compressing debug sections.
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ac_default_compressed_debug_sections=unset
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# Provide a configure time option to override our default.
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AC_ARG_ENABLE(compressed_debug_sections,
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AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,none}],
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[compress debug sections by default]),
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[case ,"${enableval}", in
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,yes, | ,all, | *,gas,*) ac_default_compressed_debug_sections=yes ;;
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,no, | ,none,) ac_default_compressed_debug_sections=no ;;
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*) ac_default_compressed_debug_sections=unset ;;
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esac])dnl
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# PR gas/19520
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# Decide if x86 assembler should generate relax relocations.
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ac_default_x86_relax_relocations=unset
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# Provide a configure time option to override our default.
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AC_ARG_ENABLE(x86_relax_relocations,
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AS_HELP_STRING([--enable-x86-relax-relocations],
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[generate x86 relax relocations by default]),
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[case "${enableval}" in
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no) ac_default_x86_relax_relocations=0 ;;
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esac])dnl
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# Decide if ELF assembler should generate common symbols with the
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# STT_COMMON type.
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ac_default_elf_stt_common=unset
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# Provide a configure time option to override our default.
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AC_ARG_ENABLE(elf_stt_common,
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AS_HELP_STRING([--enable-elf-stt-common],
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[generate ELF common symbols with STT_COMMON type by default]),
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[case "${enableval}" in
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yes) ac_default_elf_stt_common=1 ;;
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esac])dnl
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# Decide if the ELF assembler should default to generating
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# GNU Build notes if none are provided by the input.
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ac_default_generate_build_notes=0
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# Provide a configuration option to override the default.
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AC_ARG_ENABLE(generate_build_notes,
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AS_HELP_STRING([--enable-generate-build-notes],
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[generate GNU Build notes if none are provided by the input]),
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[case "${enableval}" in
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yes) ac_default_generate_build_notes=1 ;;
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no) ac_default_generate_build_notes=0 ;;
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esac])dnl
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using_cgen=no
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AM_BINUTILS_WARNINGS
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# Generate a header file
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AC_CONFIG_HEADERS(config.h:config.in)
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dnl Option --with-cpu=TYPE allows configure type control of the default
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dnl cpu type within the assembler. Currently only the ARC target
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dnl supports this feature, but others may be added in the future.
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AC_ARG_WITH(cpu,
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AS_HELP_STRING([--with-cpu=CPU],
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[default cpu variant is CPU (currently only supported on ARC)]),
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[AC_DEFINE_UNQUOTED(TARGET_WITH_CPU,
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"${with_cpu}",
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[Target specific CPU.])],
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[])
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# PR 14072
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AH_VERBATIM([00_CONFIG_H_CHECK],
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[/* Check that config.h is #included before system headers
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(this works only for glibc, but that should be enough). */
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#if defined(__GLIBC__) && !defined(__FreeBSD_kernel__) && !defined(__CONFIG_H__)
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# error config.h must be #included before system headers
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#endif
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#define __CONFIG_H__ 1])
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# If we are on a DOS filesystem, we must use gdb.ini rather than
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# .gdbinit.
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case "${host}" in
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*-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
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GDBINIT="gdb.ini"
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AC_CONFIG_FILES(gdb.ini:gdbinit.in)
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;;
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*)
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GDBINIT=".gdbinit"
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AC_CONFIG_FILES(.gdbinit:gdbinit.in)
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;;
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esac
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AC_SUBST(GDBINIT)
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#We need this for the host.
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AC_C_BIGENDIAN
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te_file=generic
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# Makefile target for installing gas in $(tooldir)/bin.
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install_tooldir=install-exec-tooldir
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canon_targets=""
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all_targets=no
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if test -n "$enable_targets" ; then
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for t in `echo $enable_targets | sed 's/,/ /g'`; do
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if test $t = "all"; then
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all_targets=yes
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continue
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fi
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result=`$ac_config_sub $t 2>/dev/null`
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if test -n "$result" ; then
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canon_targets="$canon_targets $result"
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# else
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# # Permit "all", etc. We don't support it yet though.
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# canon_targets="$canon_targets $t"
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fi
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done
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GAS_UNIQ(canon_targets)
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fi
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emulations=""
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for this_target in $target $canon_targets ; do
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targ=${this_target}
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. ${srcdir}/configure.tgt
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case ${target_cpu} in
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crisv32)
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AC_DEFINE_UNQUOTED(DEFAULT_CRIS_ARCH, $arch,
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[Default CRIS architecture.])
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;;
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esac
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if test ${this_target} = $target ; then
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target_cpu_type=${cpu_type}
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elif test ${target_cpu_type} != ${cpu_type} ; then
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continue
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fi
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generic_target=${cpu_type}-${target_vendor}-${target_os}
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case ${generic_target} in
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i386-*-msdosdjgpp* \
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| i386-*-go32* \
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| i386-go32-rtems*)
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AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
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;;
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i386-*-solaris2 \
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| x86_64-*-solaris2 \
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| i386-*-solaris2.[[0-9]] \
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| i386-*-solaris2.1[[01]] \
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| x86_64-*-solaris2.1[[01]])
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if test ${this_target} = $target \
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&& test ${ac_default_x86_relax_relocations} = unset; then
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ac_default_x86_relax_relocations=0
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fi
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;;
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microblaze*)
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;;
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changequote(,)dnl
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ppc-*-aix[5-9].*)
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changequote([,])dnl
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AC_DEFINE(AIX_WEAK_SUPPORT, 1,
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[Define if using AIX 5.2 value for C_WEAKEXT.])
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;;
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ppc-*-solaris*)
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if test ${this_target} = $target; then
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AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
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[Define if default target is PowerPC Solaris.])
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fi
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if test x${endian} = xbig; then
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AC_MSG_ERROR(Solaris must be configured little endian)
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fi
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;;
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esac
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if test ${this_target} = $target ; then
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endian_def=
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if test x${endian} = xbig; then
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endian_def=1
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elif test x${endian} = xlittle; then
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endian_def=0
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fi
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if test x${endian_def} != x; then
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AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
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[Define as 1 if big endian.])
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fi
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fi
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# Other random stuff.
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case ${cpu_type} in
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mips)
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# Set mips_cpu to the name of the default CPU.
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case ${target_cpu} in
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mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
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mips_cpu=from-abi
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;;
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mipsisa32 | mipsisa32el)
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mips_cpu=mips32
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;;
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mipsisa32r2 | mipsisa32r2el)
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mips_cpu=mips32r2
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;;
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mipsisa32r3 | mipsisa32r3el)
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mips_cpu=mips32r3
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;;
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mipsisa32r5 | mipsisa32r5el)
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mips_cpu=mips32r5
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;;
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mipsisa32r6 | mipsisa32r6el)
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mips_cpu=mips32r6
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;;
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mipsisa64 | mipsisa64el)
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mips_cpu=mips64
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;;
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mipsisa64r2 | mipsisa64r2el)
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mips_cpu=mips64r2
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;;
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mipsisa64r3 | mipsisa64r3el)
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mips_cpu=mips64r3
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;;
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mipsisa64r5 | mipsisa64r5el)
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mips_cpu=mips64r5
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;;
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mipsisa64r6 | mipsisa64r6el)
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mips_cpu=mips64r6
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;;
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mipstx39 | mipstx39el)
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mips_cpu=r3900
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;;
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mips64vr | mips64vrel)
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mips_cpu=vr4100
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;;
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mipsisa32r2* | mipsisa64r2*)
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changequote(,)dnl
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mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
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changequote([,])dnl
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;;
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mipsisa32r6* | mipsisa64r6*)
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changequote(,)dnl
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mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r6//' -e 's/el$//'`
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changequote([,])dnl
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;;
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mips64* | mipsisa64* | mipsisa32*)
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changequote(,)dnl
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mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
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changequote([,])dnl
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;;
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mips*)
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changequote(,)dnl
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mips_cpu=`echo $target_cpu | sed -e 's/^mips//' -e 's/el$//'`
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changequote([,])dnl
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;;
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*)
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AC_MSG_ERROR($target_cpu isn't a supported MIPS CPU name)
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;;
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esac
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# See whether it's appropriate to set E_MIPS_ABI_O32 for o32
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# binaries. It's a GNU extension that some OSes don't understand.
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case ${target} in
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*-*-irix*)
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use_e_mips_abi_o32=0
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;;
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*)
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use_e_mips_abi_o32=1
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;;
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esac
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# Decide whether to generate 32-bit or 64-bit code by default.
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# Used to resolve -march=from-abi when an embedded ABI is selected.
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case ${target} in
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mips64*-*-* | mipsisa64*-*-*)
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mips_default_64bit=1
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;;
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*)
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mips_default_64bit=0
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;;
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esac
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# Decide which ABI to target by default.
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case ${target} in
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mips64*-linux* | mips-sgi-irix6* | mips64*-freebsd* \
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| mips64*-kfreebsd*-gnu | mips64*-ps2-elf*)
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mips_default_abi=N32_ABI
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;;
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mips*-linux* | mips*-freebsd* | mips*-kfreebsd*-gnu)
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mips_default_abi=O32_ABI
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;;
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mips64*-openbsd*)
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mips_default_abi=N64_ABI
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;;
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*)
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mips_default_abi=NO_ABI
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;;
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esac
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AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
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[Default CPU for MIPS targets. ])
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AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
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[Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
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AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
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[Generate 64-bit code by default on MIPS targets. ])
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AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
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[Choose a default ABI for MIPS targets. ])
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;;
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esac
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# Do we need the opcodes library?
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case ${cpu_type} in
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vax | tic30)
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;;
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*)
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need_opcodes=yes
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|
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case "${enable_shared}" in
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yes) shared_opcodes=true ;;
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*opcodes*) shared_opcodes=true ;;
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*) shared_opcodes=false ;;
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esac
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;;
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esac
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|
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# Any other special object files needed ?
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case ${cpu_type} in
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bfin)
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echo ${extra_objects} | grep -s "bfin-parse.o"
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if test $? -ne 0 ; then
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extra_objects="$extra_objects bfin-parse.o"
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fi
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|
|
echo ${extra_objects} | grep -s "bfin-lex-wrapper.o"
|
|
if test $? -ne 0 ; then
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extra_objects="$extra_objects bfin-lex-wrapper.o"
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|
fi
|
|
;;
|
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|
|
epiphany | fr30 | ip2k | iq2000 | lm32 | m32r | or1k)
|
|
using_cgen=yes
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|
;;
|
|
|
|
m32c)
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|
using_cgen=yes
|
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;;
|
|
frv)
|
|
using_cgen=yes
|
|
;;
|
|
m68k)
|
|
case ${extra_objects} in
|
|
*m68k-parse.o*) ;;
|
|
*) extra_objects="$extra_objects m68k-parse.o" ;;
|
|
esac
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|
;;
|
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|
|
mep)
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using_cgen=yes
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;;
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|
|
mips)
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|
echo ${extra_objects} | grep -s "itbl-parse.o"
|
|
if test $? -ne 0 ; then
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|
extra_objects="$extra_objects itbl-parse.o"
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|
fi
|
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|
|
echo ${extra_objects} | grep -s "itbl-lex-wrapper.o"
|
|
if test $? -ne 0 ; then
|
|
extra_objects="$extra_objects itbl-lex-wrapper.o"
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|
fi
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|
|
echo ${extra_objects} | grep -s "itbl-ops.o"
|
|
if test $? -ne 0 ; then
|
|
extra_objects="$extra_objects itbl-ops.o"
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|
fi
|
|
;;
|
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|
|
mt)
|
|
using_cgen=yes
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|
;;
|
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|
|
nds32)
|
|
# Decide BASELINE, REDUCED_REGS, FPU_DP_EXT, FPU_SP_EXT features
|
|
# based on arch_name.
|
|
AC_MSG_CHECKING(for default configuration of --with-arch)
|
|
if test "x${with_arch}" != x; then
|
|
case ${with_arch} in
|
|
v2j | v2s | v2f | v2 | v3m | v3j | v3s | v3f | v3 )
|
|
AC_DEFINE_UNQUOTED(NDS32_DEFAULT_ARCH_NAME, "$with_arch",
|
|
[Define value for nds32_arch_name])
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR(This kind of arch name does *NOT* exist!)
|
|
;;
|
|
esac
|
|
fi
|
|
AC_MSG_RESULT($with_arch)
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|
|
|
# Decide features one by one.
|
|
AC_MSG_CHECKING(for default configuration of --enable-dx-regs)
|
|
if test "x${enable_dx_regs}" = xyes; then
|
|
AC_DEFINE(NDS32_DEFAULT_DX_REGS, 1,
|
|
[Define value for nds32_dx_regs])
|
|
else
|
|
AC_DEFINE(NDS32_DEFAULT_DX_REGS, 0,
|
|
[Define default value for nds32_dx_regs])
|
|
fi
|
|
AC_MSG_RESULT($enable_dx_regs)
|
|
|
|
AC_MSG_CHECKING(for default configuration of --enable-perf-ext)
|
|
if test "x${enable_perf_ext}" = xno; then
|
|
AC_DEFINE(NDS32_DEFAULT_PERF_EXT, 0,
|
|
[Define value for nds32_perf_ext])
|
|
else
|
|
AC_DEFINE(NDS32_DEFAULT_PERF_EXT, 1,
|
|
[Define default value for nds32_perf_ext])
|
|
fi
|
|
AC_MSG_RESULT($enable_perf_ext)
|
|
|
|
AC_MSG_CHECKING(for default configuration of --enable-perf-ext2)
|
|
if test "x${enable_perf_ext2}" = xno; then
|
|
AC_DEFINE(NDS32_DEFAULT_PERF_EXT2, 0,
|
|
[Define value for nds32_perf_ext2])
|
|
else
|
|
AC_DEFINE(NDS32_DEFAULT_PERF_EXT2, 1,
|
|
[Define default value for nds32_perf_ext2])
|
|
fi
|
|
AC_MSG_RESULT($enable_perf_ext2)
|
|
|
|
AC_MSG_CHECKING(for default configuration of --enable-string-ext)
|
|
if test "x${enable_string_ext}" = xno; then
|
|
AC_DEFINE(NDS32_DEFAULT_STRING_EXT, 0,
|
|
[Define value for nds32_string_ext])
|
|
else
|
|
AC_DEFINE(NDS32_DEFAULT_STRING_EXT, 1,
|
|
[Define default value for nds32_string_ext])
|
|
fi
|
|
AC_MSG_RESULT($enable_string_ext)
|
|
|
|
AC_MSG_CHECKING(for default configuration of --enable-audio-ext)
|
|
if test "x${enable_audio_ext}" = xno; then
|
|
AC_DEFINE(NDS32_DEFAULT_AUDIO_EXT, 0,
|
|
[Define value for nds32_audio_ext])
|
|
else
|
|
AC_DEFINE(NDS32_DEFAULT_AUDIO_EXT, 1,
|
|
[Define default value for nds32_audio_ext])
|
|
fi
|
|
AC_MSG_RESULT($enable_audio_ext)
|
|
;;
|
|
|
|
aarch64 | i386 | riscv | s390 | sparc)
|
|
if test $this_target = $target ; then
|
|
AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
|
|
fi
|
|
;;
|
|
|
|
rl78)
|
|
echo ${extra_objects} | grep -s "rl78-parse.o"
|
|
if test $? -ne 0 ; then
|
|
extra_objects="$extra_objects rl78-parse.o"
|
|
fi
|
|
;;
|
|
|
|
rx)
|
|
echo ${extra_objects} | grep -s "rx-parse.o"
|
|
if test $? -ne 0 ; then
|
|
extra_objects="$extra_objects rx-parse.o"
|
|
fi
|
|
;;
|
|
|
|
xstormy16)
|
|
using_cgen=yes
|
|
;;
|
|
|
|
xc16x)
|
|
using_cgen=yes
|
|
;;
|
|
|
|
xtensa)
|
|
echo ${extra_objects} | grep -s "xtensa-relax.o"
|
|
if test $? -ne 0 ; then
|
|
extra_objects="$extra_objects xtensa-relax.o"
|
|
fi
|
|
;;
|
|
|
|
*)
|
|
;;
|
|
esac
|
|
|
|
if test $using_cgen = yes ; then
|
|
case "x${extra_objects}" in
|
|
*cgen.o*) ;;
|
|
*) extra_objects="$extra_objects cgen.o" ;;
|
|
esac
|
|
fi
|
|
|
|
# See if we really can support this configuration with the emulation code.
|
|
|
|
if test $this_target = $target ; then
|
|
obj_format=$fmt
|
|
te_file=$em
|
|
fi
|
|
|
|
case ${te_file} in
|
|
vms) extra_objects="$extra_objects te-vms.o" ;;
|
|
esac
|
|
|
|
# From target name and format, produce a list of supported emulations.
|
|
|
|
case ${generic_target}-${fmt} in
|
|
mips-*-*-*) case "$endian" in
|
|
big) emulation="mipsbelf mipslelf mipself" ;;
|
|
*) emulation="mipslelf mipsbelf mipself" ;;
|
|
esac ;;
|
|
# i386-pc-pe-coff != i386-pc-coff.
|
|
i386-*-pe-coff) ;;
|
|
# Uncommenting the next line will turn on support for i386 AOUT
|
|
# for the default linux configuration
|
|
# i386-*-linux*-elf) emulation="i386elf i386aout" ;;
|
|
#
|
|
i386-*-aout) emulation="i386aout" ;;
|
|
i386-*-coff) emulation="i386coff" ;;
|
|
i386-*-elf) emulation="i386elf" ;;
|
|
|
|
# Always all formats. The first stated emulation becomes the default.
|
|
cris-*-*aout*) emulation="crisaout criself" ;;
|
|
cris-*-*) emulation="criself crisaout" ;;
|
|
esac
|
|
|
|
emulations="$emulations $emulation"
|
|
|
|
done
|
|
|
|
if test ${ac_default_x86_relax_relocations} = unset; then
|
|
ac_default_x86_relax_relocations=1
|
|
fi
|
|
AC_DEFINE_UNQUOTED(DEFAULT_GENERATE_X86_RELAX_RELOCATIONS,
|
|
$ac_default_x86_relax_relocations,
|
|
[Define to 1 if you want to generate x86 relax relocations by default.])
|
|
|
|
if test ${ac_default_elf_stt_common} = unset; then
|
|
ac_default_elf_stt_common=0
|
|
fi
|
|
AC_DEFINE_UNQUOTED(DEFAULT_GENERATE_ELF_STT_COMMON,
|
|
$ac_default_elf_stt_common,
|
|
[Define to 1 if you want to generate ELF common symbols with the
|
|
STT_COMMON type by default.])
|
|
|
|
AC_DEFINE_UNQUOTED(DEFAULT_GENERATE_BUILD_NOTES,
|
|
$ac_default_generate_build_notes,
|
|
[Define to 1 if you want to generate GNU Build attribute notes
|
|
by default, if none are contained in the input.])
|
|
|
|
if test x$ac_default_compressed_debug_sections = xyes ; then
|
|
AC_DEFINE(DEFAULT_FLAG_COMPRESS_DEBUG, 1, [Define if you want compressed debug sections by default.])
|
|
fi
|
|
|
|
# Turn on all targets if possible
|
|
if test ${all_targets} = "yes"; then
|
|
case ${target_cpu_type} in
|
|
i386)
|
|
case ${obj_format} in
|
|
aout)
|
|
emulations="$emulations i386coff i386elf"
|
|
;;
|
|
coff)
|
|
emulations="$emulations i386aout i386elf"
|
|
;;
|
|
elf)
|
|
emulations="$emulations i386aout i386coff"
|
|
;;
|
|
esac
|
|
;;
|
|
x86_64)
|
|
case ${obj_format} in
|
|
aout)
|
|
emulations="$emulations i386coff i386elf"
|
|
;;
|
|
coff)
|
|
emulations="$emulations i386aout i386elf"
|
|
;;
|
|
elf)
|
|
emulations="$emulations i386aout i386coff"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# PE code has way too many macros tweaking behaviour
|
|
case ${te_file} in
|
|
pe*) emulations="" ;;
|
|
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 ${target_cpu} in
|
|
vax | pdp11 ) atof=vax ;;
|
|
*) atof=ieee ;;
|
|
esac
|
|
|
|
case "${obj_format}" in
|
|
"") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
|
|
esac
|
|
|
|
# Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
|
|
cgen_cpu_prefix=""
|
|
if test $using_cgen = yes ; then
|
|
case ${target_cpu} in
|
|
or1knd)
|
|
cgen_cpu_prefix=or1k ;;
|
|
*) cgen_cpu_prefix=${target_cpu} ;;
|
|
esac
|
|
AC_SUBST(cgen_cpu_prefix)
|
|
AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
|
|
fi
|
|
|
|
dnl
|
|
dnl Make sure the desired support files exist.
|
|
dnl
|
|
|
|
if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
|
|
AC_MSG_ERROR(GAS does not support target CPU ${target_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
|
|
|
|
# Some COFF configurations want these random other flags set.
|
|
case ${obj_format} in
|
|
coff)
|
|
case ${target_cpu_type} in
|
|
i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
|
|
x86_64) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
# Getting this done right is going to be a bitch. Each configuration specified
|
|
# with --enable-targets=... should be checked for environment, format, cpu
|
|
# setting.
|
|
#
|
|
# For each configuration, the necessary object file support code must be linked
|
|
# in. This might be only one, it might be up to four. The necessary emulation
|
|
# code needs to be provided, too.
|
|
#
|
|
# And then there's "--enable-targets=all"....
|
|
#
|
|
# For now, just always do it for MIPS ELF configurations. Sigh.
|
|
|
|
formats="${obj_format}"
|
|
emfiles=""
|
|
EMULATIONS=""
|
|
GAS_UNIQ(emulations)
|
|
for em in . $emulations ; do
|
|
case $em in
|
|
.) continue ;;
|
|
mipsbelf | mipslelf | mipself)
|
|
fmt=elf file=mipself ;;
|
|
*coff)
|
|
fmt=coff file=$em ;;
|
|
*aout)
|
|
fmt=aout file=$em ;;
|
|
*elf)
|
|
fmt=elf file=$em ;;
|
|
esac
|
|
formats="$formats $fmt"
|
|
emfiles="$emfiles e-$file.o"
|
|
EMULATIONS="$EMULATIONS &$em,"
|
|
done
|
|
GAS_UNIQ(formats)
|
|
GAS_UNIQ(emfiles)
|
|
if test `set . $formats ; shift ; echo $#` -gt 1 ; then
|
|
for fmt in $formats ; do
|
|
case $fmt in
|
|
aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
|
|
coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
|
|
ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
|
|
elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
|
|
generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
|
|
som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
|
|
esac
|
|
extra_objects="$extra_objects obj-$fmt.o"
|
|
done
|
|
obj_format=multi
|
|
fi
|
|
if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
|
|
DEFAULT_EMULATION=`set . $emulations ; echo $2`
|
|
# e-mipself has more than one emulation per file, e-i386* has just one at the
|
|
# moment. If only one emulation is specified, then don't define
|
|
# USE_EMULATIONS or include any of the e-files as they will only be bloat.
|
|
case "${obj_format}${emfiles}" in
|
|
multi* | *mipself*)
|
|
extra_objects="$extra_objects $emfiles"
|
|
AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
|
|
esac
|
|
fi
|
|
AC_SUBST(extra_objects)
|
|
AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
|
|
AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
|
|
[Default emulation.])
|
|
|
|
reject_dev_configs=yes
|
|
|
|
case ${reject_dev_configs}-${dev} in
|
|
yes-yes) # Oops.
|
|
AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
|
|
;;
|
|
esac
|
|
|
|
AC_SUBST(target_cpu_type)
|
|
AC_SUBST(obj_format)
|
|
AC_SUBST(te_file)
|
|
AC_SUBST(install_tooldir)
|
|
AC_SUBST(atof)
|
|
dnl AC_SUBST(emulation)
|
|
|
|
# do we need the opcodes library?
|
|
case "${need_opcodes}" in
|
|
yes)
|
|
OPCODES_LIB=../opcodes/libopcodes.la
|
|
;;
|
|
esac
|
|
|
|
AC_SUBST(OPCODES_LIB)
|
|
|
|
AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
|
|
AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
|
|
AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
|
|
AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
|
|
AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
|
|
|
|
AC_PROG_YACC
|
|
AM_PROG_LEX
|
|
|
|
ALL_LINGUAS="es fi fr id ja ru rw sv tr uk zh_CN"
|
|
ZW_GNU_GETTEXT_SISTER_DIR
|
|
AM_PO_SUBDIRS
|
|
|
|
AM_MAINTAINER_MODE
|
|
AM_CONDITIONAL(GENINSRC_NEVER, false)
|
|
AC_EXEEXT
|
|
|
|
AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h errno.h sys/types.h limits.h locale.h time.h sys/stat.h)
|
|
ACX_HEADER_STRING
|
|
|
|
# Put this here so that autoconf's "cross-compiling" message doesn't confuse
|
|
# people who are not cross-compiling but are compiling cross-assemblers.
|
|
AC_MSG_CHECKING(whether compiling a cross-assembler)
|
|
if test "${host}" = "${target}"; then
|
|
cross_gas=no
|
|
else
|
|
cross_gas=yes
|
|
AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
|
|
fi
|
|
AC_MSG_RESULT($cross_gas)
|
|
|
|
dnl ansidecl.h will deal with const
|
|
dnl AC_C_CONST
|
|
AC_FUNC_ALLOCA
|
|
AC_C_INLINE
|
|
|
|
# VMS doesn't have unlink.
|
|
AC_CHECK_FUNCS(unlink remove, break)
|
|
AC_CHECK_FUNCS(sbrk setlocale)
|
|
AC_CHECK_FUNCS(strsignal)
|
|
|
|
AM_LC_MESSAGES
|
|
|
|
# do we need the math library?
|
|
case "${need_libm}" in
|
|
yes)
|
|
LT_LIB_M
|
|
AC_SUBST(LIBM)
|
|
;;
|
|
esac
|
|
|
|
# Some non-ANSI preprocessors botch requoting inside strings. That's bad
|
|
# enough, but on some of those systems, the assert macro relies on requoting
|
|
# working properly!
|
|
GAS_WORKING_ASSERT
|
|
|
|
# On some systems, the system header files may not declare malloc, realloc,
|
|
# and free. There are places where gas needs these functions to have been
|
|
# declared -- such as when taking their addresses.
|
|
gas_test_headers="
|
|
#ifdef HAVE_MEMORY_H
|
|
#include <memory.h>
|
|
#endif
|
|
#ifdef HAVE_STRING_H
|
|
#include <string.h>
|
|
#else
|
|
#ifdef HAVE_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
#endif
|
|
#ifdef HAVE_STDLIB_H
|
|
#include <stdlib.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
"
|
|
|
|
# Does errno.h declare errno, or do we have to add a separate declaration
|
|
# for it?
|
|
GAS_CHECK_DECL_NEEDED(errno, f, int f, [
|
|
#ifdef HAVE_ERRNO_H
|
|
#include <errno.h>
|
|
#endif
|
|
])
|
|
|
|
AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
|
|
AC_CACHE_VAL(gas_cv_decl_getopt_unistd_h,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);])],
|
|
gas_cv_decl_getopt_unistd_h=yes, gas_cv_decl_getopt_unistd_h=no)])
|
|
AC_MSG_RESULT($gas_cv_decl_getopt_unistd_h)
|
|
if test $gas_cv_decl_getopt_unistd_h = yes; then
|
|
AC_DEFINE([HAVE_DECL_GETOPT], 1,
|
|
[Is the prototype for getopt in <unistd.h> in the expected format?])
|
|
fi
|
|
|
|
GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(ffs, f, int (*f)(int), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
|
|
|
|
AC_CHECK_DECLS([free, getenv, malloc, mempcpy, realloc, stpcpy, strstr, vsnprintf, asprintf])
|
|
|
|
BFD_BINARY_FOPEN
|
|
|
|
# Link in zlib if we can. This allows us to write compressed debug sections.
|
|
AM_ZLIB
|
|
|
|
# Support for VMS timestamps via cross compile
|
|
|
|
if test "$ac_cv_header_time_h" = yes; then
|
|
GAS_HAVE_TIME_TYPE_MEMBER(struct tm, tm_gmtoff)
|
|
fi
|
|
|
|
if test "$ac_cv_header_sys_stat_h" = yes; then
|
|
GAS_HAVE_SYS_STAT_TYPE_MEMBER(struct stat, st_mtim, tv_sec)
|
|
GAS_HAVE_SYS_STAT_TYPE_MEMBER(struct stat, st_mtim, tv_nsec)
|
|
fi
|
|
|
|
|
|
dnl Required for html, pdf, install-pdf and install-html targets.
|
|
AC_SUBST(datarootdir)
|
|
AC_SUBST(docdir)
|
|
AC_SUBST(htmldir)
|
|
AC_SUBST(pdfdir)
|
|
|
|
dnl This must come last.
|
|
|
|
dnl We used to make symlinks to files in the source directory, but now
|
|
dnl we just use the right name for .c files, and create .h files in
|
|
dnl the build directory which include the right .h file. Make sure
|
|
dnl the old symlinks don't exist, so that a reconfigure in an existing
|
|
dnl directory behaves reasonably.
|
|
|
|
AC_CONFIG_FILES(Makefile doc/Makefile po/Makefile.in:po/Make-in)
|
|
AC_CONFIG_COMMANDS([default],
|
|
[rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
|
|
echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
|
|
echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
|
|
echo '#include "te-'"${te_file}"'.h"' > targ-env.h
|
|
echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
|
|
if test "x$cgen_cpu_prefix" != x ; then
|
|
echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
|
|
fi],
|
|
[target_cpu_type=${target_cpu_type}
|
|
cgen_cpu_prefix=${cgen_cpu_prefix}
|
|
obj_format=${obj_format}
|
|
te_file=${te_file}])
|
|
|
|
AC_OUTPUT
|