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- 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 Copyright (C) 2012-2022 Free Software Foundation, Inc.
- dnl
- dnl This file is free software; you can redistribute it and/or modify
- dnl it under the terms of the GNU General Public License as published by
- dnl the Free Software Foundation; either version 3 of the License, or
- dnl (at your option) any later version.
- dnl
- dnl This program is distributed in the hope that it will be useful,
- dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
- dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- dnl GNU General Public License for more details.
- dnl
- dnl You should have received a copy of the GNU General Public License
- dnl along with this program; see the file COPYING3. If not see
- dnl <http://www.gnu.org/licenses/>.
- dnl
- dnl v2.5 needed for --bindir et al
- m4_include([../bfd/version.m4])
- AC_INIT([gas], BFD_VERSION)
- AC_CONFIG_SRCDIR(as.h)
- dnl Autoconf 2.57 will find the aux dir without this. However, unless
- dnl we specify this explicitly, automake-1.7 will assume that ylwrap is in
- dnl gas/ instead of gas/../.
- AC_CONFIG_AUX_DIR(..)
- AC_CANONICAL_TARGET
- AM_INIT_AUTOMAKE
- AM_SILENT_RULES([yes])
- AC_PROG_CC
- AC_GNU_SOURCE
- AC_USE_SYSTEM_EXTENSIONS
- LT_INIT
- ACX_LARGEFILE
- ACX_PROG_CMP_IGNORE_INITIAL
- AC_ARG_ENABLE(targets,
- [ --enable-targets alternative target configurations besides the primary],
- [case "${enableval}" in
- yes | "") AC_MSG_ERROR(enable-targets option must specify target names or 'all')
- ;;
- no) enable_targets= ;;
- *) enable_targets=$enableval ;;
- esac])dnl
- ac_checking=
- . ${srcdir}/../bfd/development.sh
- test "$development" = true && ac_checking=yes
- AC_ARG_ENABLE(checking,
- [ --enable-checking enable run-time checks],
- [case "${enableval}" in
- no|none) ac_checking= ;;
- *) ac_checking=yes ;;
- esac])dnl
- if test x$ac_checking != x ; then
- AC_DEFINE(ENABLE_CHECKING, 1, [Define if you want run-time sanity checks.])
- fi
- # PR gas/19109
- # Decide the default method for compressing debug sections.
- ac_default_compressed_debug_sections=unset
- # Provide a configure time option to override our default.
- AC_ARG_ENABLE(compressed_debug_sections,
- AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,none}],
- [compress debug sections by default]),
- [case ,"${enableval}", in
- ,yes, | ,all, | *,gas,*) ac_default_compressed_debug_sections=yes ;;
- ,no, | ,none,) ac_default_compressed_debug_sections=no ;;
- *) ac_default_compressed_debug_sections=unset ;;
- esac])dnl
- # PR gas/19520
- # Decide if x86 assembler should generate relax relocations.
- ac_default_x86_relax_relocations=unset
- # Provide a configure time option to override our default.
- AC_ARG_ENABLE(x86_relax_relocations,
- AS_HELP_STRING([--enable-x86-relax-relocations],
- [generate x86 relax relocations by default]),
- [case "${enableval}" in
- no) ac_default_x86_relax_relocations=0 ;;
- esac])dnl
- # Decide if ELF assembler should generate common symbols with the
- # STT_COMMON type.
- ac_default_elf_stt_common=unset
- # Provide a configure time option to override our default.
- AC_ARG_ENABLE(elf_stt_common,
- AS_HELP_STRING([--enable-elf-stt-common],
- [generate ELF common symbols with STT_COMMON type by default]),
- [case "${enableval}" in
- yes) ac_default_elf_stt_common=1 ;;
- esac])dnl
- # Decide if the ELF assembler should default to generating
- # GNU Build notes if none are provided by the input.
- ac_default_generate_build_notes=0
- # Provide a configuration option to override the default.
- AC_ARG_ENABLE(generate_build_notes,
- AS_HELP_STRING([--enable-generate-build-notes],
- [generate GNU Build notes if none are provided by the input]),
- [case "${enableval}" in
- yes) ac_default_generate_build_notes=1 ;;
- no) ac_default_generate_build_notes=0 ;;
- esac])dnl
- # Decide if the MIPS assembler should default to enable MIPS fix Loongson3
- # LLSC errata.
- ac_default_mips_fix_loongson3_llsc=unset
- # Provide a configuration option to override the default.
- AC_ARG_ENABLE(mips-fix-loongson3-llsc,
- AS_HELP_STRING([--enable-mips-fix-loongson3-llsc],
- [enable MIPS fix Loongson3 LLSC errata]),
- [case "${enableval}" in
- yes) ac_default_mips_fix_loongson3_llsc=1 ;;
- no) ac_default_mips_fix_loongson3_llsc=0 ;;
- esac])dnl
- # Decide if the x86 ELF assembler should default to generating GNU x86
- # used ISA and feature properties.
- ac_default_generate_x86_used_note=unset
- # Provide a configuration option to override the default.
- AC_ARG_ENABLE(x86-used-note,
- AS_HELP_STRING([--enable-x86-used-note],
- [generate GNU x86 used ISA and feature properties]),
- [case "${enableval}" in
- yes) ac_default_generate_x86_used_note=1 ;;
- no) ac_default_generate_x86_used_note=0 ;;
- esac])dnl
- # Decide if the RISC-V ELF assembler should default to generating attribute.
- ac_default_generate_riscv_attr=unset
- # Provide a configuration option to override the default.
- AC_ARG_ENABLE(default-riscv-attribute,
- AS_HELP_STRING([--enable-default-riscv-attribute],
- [generate RISC-V arch attribute by default]),
- [case "${enableval}" in
- yes) ac_default_generate_riscv_attr=1 ;;
- no) ac_default_generate_riscv_attr=0 ;;
- esac])dnl
- using_cgen=no
- AM_BINUTILS_WARNINGS
- # Generate a header file
- AC_CONFIG_HEADERS(config.h:config.in)
- dnl Option --with-cpu=TYPE allows configure type control of the default
- dnl cpu type within the assembler. Currently only the ARC target
- dnl supports this feature, but others may be added in the future.
- AC_ARG_WITH(cpu,
- AS_HELP_STRING([--with-cpu=CPU],
- [default cpu variant is CPU (currently only supported on ARC)]),
- [AC_DEFINE_UNQUOTED(TARGET_WITH_CPU,
- "${with_cpu}",
- [Target specific CPU.])],
- [])
- # PR 14072
- AH_VERBATIM([00_CONFIG_H_CHECK],
- [/* Check that config.h is #included before system headers
- (this works only for glibc, but that should be enough). */
- #if defined(__GLIBC__) && !defined(__FreeBSD_kernel__) && !defined(__CONFIG_H__)
- # error config.h must be #included before system headers
- #endif
- #define __CONFIG_H__ 1])
- # If we are on a DOS filesystem, we must use gdb.ini rather than
- # .gdbinit.
- case "${host}" in
- *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
- GDBINIT="gdb.ini"
- AC_CONFIG_FILES(gdb.ini:gdbinit.in)
- ;;
- *)
- GDBINIT=".gdbinit"
- AC_CONFIG_FILES(.gdbinit:gdbinit.in)
- ;;
- esac
- AC_SUBST(GDBINIT)
- #We need this for the host.
- AC_C_BIGENDIAN
- te_file=generic
- # Makefile target for installing gas in $(tooldir)/bin.
- install_tooldir=install-exec-tooldir
- canon_targets=""
- all_targets=no
- if test -n "$enable_targets" ; then
- for t in `echo $enable_targets | sed 's/,/ /g'`; do
- if test $t = "all"; then
- all_targets=yes
- continue
- fi
- result=`$ac_config_sub $t 2>/dev/null`
- if test -n "$result" ; then
- canon_targets="$canon_targets $result"
- # else
- # # Permit "all", etc. We don't support it yet though.
- # canon_targets="$canon_targets $t"
- fi
- done
- GAS_UNIQ(canon_targets)
- fi
- emulations=""
- for this_target in $target $canon_targets ; do
- targ=${this_target}
- . ${srcdir}/configure.tgt
- case ${target_cpu} in
- crisv32)
- AC_DEFINE_UNQUOTED(DEFAULT_CRIS_ARCH, $arch,
- [Default CRIS architecture.])
- ;;
- esac
- if test ${this_target} = $target ; then
- target_cpu_type=${cpu_type}
- elif test ${target_cpu_type} != ${cpu_type} ; then
- continue
- fi
- generic_target=${cpu_type}-${target_vendor}-${target_os}
- case ${generic_target} in
- i386-*-msdosdjgpp* \
- | i386-*-go32* \
- | i386-go32-rtems*)
- AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
- ;;
- i386-*-linux-* | x86_64-*-linux-*)
- if test ${this_target} = $target \
- && test ${ac_default_generate_x86_used_note} = unset; then
- ac_default_generate_x86_used_note=1
- fi
- ;;
- i386-*-solaris2 \
- | x86_64-*-solaris2 \
- | i386-*-solaris2.[[0-9]] \
- | i386-*-solaris2.1[[01]] \
- | x86_64-*-solaris2.1[[01]])
- if test ${this_target} = $target \
- && test ${ac_default_x86_relax_relocations} = unset; then
- ac_default_x86_relax_relocations=0
- fi
- ;;
- microblaze*)
- ;;
- changequote(,)dnl
- ppc-*-aix[5-9].*)
- changequote([,])dnl
- AC_DEFINE(AIX_WEAK_SUPPORT, 1,
- [Define if using AIX 5.2 value for C_WEAKEXT.])
- ;;
- ppc-*-solaris*)
- if test ${this_target} = $target; then
- AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
- [Define if default target is PowerPC Solaris.])
- fi
- if test x${endian} = xbig; then
- AC_MSG_ERROR(Solaris must be configured little endian)
- fi
- ;;
- esac
- if test ${this_target} = $target ; then
- endian_def=
- if test x${endian} = xbig; then
- endian_def=1
- elif test x${endian} = xlittle; then
- endian_def=0
- fi
- if test x${endian_def} != x; then
- AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
- [Define as 1 if big endian.])
- fi
- fi
- # Other random stuff.
- case ${cpu_type} in
- mips)
- # Set mips_cpu to the name of the default CPU.
- case ${target_cpu} in
- mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
- mips_cpu=from-abi
- ;;
- mipsisa32 | mipsisa32el)
- mips_cpu=mips32
- ;;
- mipsisa32r2 | mipsisa32r2el)
- mips_cpu=mips32r2
- ;;
- mipsisa32r3 | mipsisa32r3el)
- mips_cpu=mips32r3
- ;;
- mipsisa32r5 | mipsisa32r5el)
- mips_cpu=mips32r5
- ;;
- mipsisa32r6 | mipsisa32r6el)
- mips_cpu=mips32r6
- ;;
- mipsisa64 | mipsisa64el)
- mips_cpu=mips64
- ;;
- mipsisa64r2 | mipsisa64r2el)
- mips_cpu=mips64r2
- ;;
- mipsisa64r3 | mipsisa64r3el)
- mips_cpu=mips64r3
- ;;
- mipsisa64r5 | mipsisa64r5el)
- mips_cpu=mips64r5
- ;;
- mipsisa64r6 | mipsisa64r6el)
- mips_cpu=mips64r6
- ;;
- mipstx39 | mipstx39el)
- mips_cpu=r3900
- ;;
- mips64vr | mips64vrel)
- mips_cpu=vr4100
- ;;
- mipsisa32r2* | mipsisa64r2*)
- changequote(,)dnl
- mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
- changequote([,])dnl
- ;;
- mipsisa32r6* | mipsisa64r6*)
- changequote(,)dnl
- mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r6//' -e 's/el$//'`
- changequote([,])dnl
- ;;
- mips64* | mipsisa64* | mipsisa32*)
- changequote(,)dnl
- mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
- changequote([,])dnl
- ;;
- mips*)
- changequote(,)dnl
- mips_cpu=`echo $target_cpu | sed -e 's/^mips//' -e 's/el$//'`
- changequote([,])dnl
- ;;
- *)
- AC_MSG_ERROR($target_cpu isn't a supported MIPS CPU name)
- ;;
- esac
- # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
- # binaries. It's a GNU extension that some OSes don't understand.
- case ${target} in
- *-*-irix*)
- use_e_mips_abi_o32=0
- ;;
- *)
- use_e_mips_abi_o32=1
- ;;
- esac
- # Decide whether to generate 32-bit or 64-bit code by default.
- # Used to resolve -march=from-abi when an embedded ABI is selected.
- case ${target} in
- mips64*-*-* | mipsisa64*-*-*)
- mips_default_64bit=1
- ;;
- *)
- mips_default_64bit=0
- ;;
- esac
- # Decide which ABI to target by default.
- case ${target} in
- mips64*-linux* | mips-sgi-irix6* | mips64*-freebsd* \
- | mips64*-kfreebsd*-gnu | mips64*-ps2-elf*)
- mips_default_abi=N32_ABI
- ;;
- mips*-linux* | mips*-freebsd* | mips*-kfreebsd*-gnu)
- mips_default_abi=O32_ABI
- ;;
- mips64*-openbsd*)
- mips_default_abi=N64_ABI
- ;;
- *)
- mips_default_abi=NO_ABI
- ;;
- esac
- AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
- [Default CPU for MIPS targets. ])
- AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
- [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
- AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
- [Generate 64-bit code by default on MIPS targets. ])
- AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
- [Choose a default ABI for MIPS targets. ])
- ;;
- esac
- # Do we need the opcodes library?
- case ${cpu_type} in
- vax | tic30)
- ;;
- *)
- need_opcodes=yes
- case "${enable_shared}" in
- yes) shared_opcodes=true ;;
- *opcodes*) shared_opcodes=true ;;
- *) shared_opcodes=false ;;
- esac
- ;;
- esac
- # Any other special object files needed ?
- case ${cpu_type} in
- bfin)
- for f in config/bfin-parse.o config/bfin-lex-wrapper.o; do
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- done
- ;;
- bpf)
- if test $this_target = $target ; then
- AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
- fi
- using_cgen=yes
- ;;
- epiphany | fr30 | ip2k | iq2000 | lm32 | m32r | or1k)
- using_cgen=yes
- ;;
- loongarch)
- for f in config/loongarch-parse.o config/loongarch-lex-wrapper.o; do
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- done
- # --target=loongarch[32|64]-*-*. */
- if test $this_target = $target ; then
- AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
- fi
- ;;
- m32c)
- using_cgen=yes
- ;;
- frv)
- using_cgen=yes
- ;;
- m68k)
- f=config/m68k-parse.o
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- ;;
- mep)
- using_cgen=yes
- ;;
- mips)
- for f in itbl-parse.o itbl-lex-wrapper.o itbl-ops.o; do
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- done
- ;;
- mt)
- using_cgen=yes
- ;;
- nds32)
- # setup NDS32_LINUX_TOOLCHAIN definition
- if test "linux" = $em; then
- AC_DEFINE(NDS32_LINUX_TOOLCHAIN, 1,
- [Define value for nds32_linux_toolchain])
- else
- AC_DEFINE(NDS32_LINUX_TOOLCHAIN, 0,
- [Define default value for nds32_linux_toolchain])
- fi
- # Decide BASELINE, REDUCED_REGS, FPU_DP_EXT, FPU_SP_EXT features
- # based on arch_name.
- AC_MSG_CHECKING(for default configuration of --with-arch)
- if test "x${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($with_arch)
- # Decide features one by one.
- AC_MSG_CHECKING(for default configuration of --enable-dx-regs)
- if test "x${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($enable_audio_ext)
- AC_MSG_CHECKING(for default configuration of --enable-dsp-ext)
- if test "x${enable_dsp_ext}" = xno; then
- AC_DEFINE(NDS32_DEFAULT_DSP_EXT, 0,
- [Define value for nds32_dsp_ext])
- else
- AC_DEFINE(NDS32_DEFAULT_DSP_EXT, 1,
- [Define default value for nds32_dsp_ext])
- fi
- AC_MSG_RESULT($enable_dsp_ext)
- AC_MSG_CHECKING(for default configuration of --enable-zol-ext)
- if test "x${enable_zol_ext}" = xno; then
- AC_DEFINE(NDS32_DEFAULT_ZOL_EXT, 0,
- [Define value for nds32_zol_ext])
- else
- AC_DEFINE(NDS32_DEFAULT_ZOL_EXT, 1,
- [Define default value for nds32_zol_ext])
- fi
- AC_MSG_RESULT($enable_zol_ext)
- ;;
- aarch64 | i386 | s390 | sparc)
- if test $this_target = $target ; then
- AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
- fi
- ;;
- riscv)
- # --target=riscv[32|64]-*-*. */
- if test $this_target = $target ; then
- AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
- fi
- # --with-arch=<value>. The syntax of <value> is same as Gas option -march.
- AC_MSG_CHECKING(for default configuration of --with-arch)
- if test "x${with_arch}" != x; then
- AC_DEFINE_UNQUOTED(DEFAULT_RISCV_ARCH_WITH_EXT, "$with_arch",
- [Define default value for RISC-V -march.])
- fi
- AC_MSG_RESULT($with_arch)
- # --with-isa-spec=[2.2|20190608|20191213].
- AC_MSG_CHECKING(for default configuration of --with-isa-spec)
- if test "x${with_isa_spec}" != x; then
- AC_DEFINE_UNQUOTED(DEFAULT_RISCV_ISA_SPEC, "$with_isa_spec",
- [Define default value for RISC-V -misa-spec.])
- fi
- AC_MSG_RESULT($with_isa_spec)
- # --with-priv-spec=[1.9.1|1.10|1.11|1.12].
- AC_MSG_CHECKING(for default configuration of --with-priv-spec)
- if test "x${with_priv_spec}" != x; then
- AC_DEFINE_UNQUOTED(DEFAULT_RISCV_PRIV_SPEC, "$with_priv_spec",
- [Define default value for RISC-V -mpriv-spec])
- fi
- AC_MSG_RESULT($with_priv_spec)
- ;;
- rl78)
- f=config/rl78-parse.o
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- ;;
- rx)
- f=config/rx-parse.o
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- ;;
- xstormy16)
- using_cgen=yes
- ;;
- xc16x)
- using_cgen=yes
- ;;
- xtensa)
- f=config/xtensa-relax.o
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac
- ;;
- *)
- ;;
- esac
- if test $using_cgen = yes ; then
- f=cgen.o
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- 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)
- f=config/te-vms.o
- case " $extra_objects " in
- *" $f "*) ;;
- *) extra_objects="$extra_objects $f" ;;
- esac ;;
- 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 ${ac_default_generate_x86_used_note} = unset; then
- ac_default_generate_x86_used_note=0
- fi
- AC_DEFINE_UNQUOTED(DEFAULT_X86_USED_NOTE,
- $ac_default_generate_x86_used_note,
- [Define to 1 if you want to generate GNU x86 used ISA and feature
- properties by default.])
- if test ${ac_default_generate_riscv_attr} = unset; then
- ac_default_generate_riscv_attr=1
- fi
- AC_DEFINE_UNQUOTED(DEFAULT_RISCV_ATTR,
- $ac_default_generate_riscv_attr,
- [Define to 1 if you want to generate RISC-V arch attribute by default.])
- if test ${ac_default_mips_fix_loongson3_llsc} = unset; then
- ac_default_mips_fix_loongson3_llsc=0
- fi
- AC_DEFINE_UNQUOTED(DEFAULT_MIPS_FIX_LOONGSON3_LLSC,
- $ac_default_mips_fix_loongson3_llsc,
- [Define to 1 if you want to fix Loongson3 LLSC Errata by default.])
- if test x$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 config/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 config/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, "${target_os}", [Target OS.])
- AC_PROG_YACC
- AM_PROG_LEX
- ALL_LINGUAS="es fi fr id ja ru rw sv tr uk zh_CN"
- ZW_GNU_GETTEXT_SISTER_DIR
- AM_PO_SUBDIRS
- AM_MAINTAINER_MODE
- AM_CONDITIONAL(GENINSRC_NEVER, false)
- AC_EXEEXT
- AC_CHECK_HEADERS(memory.h sys/stat.h sys/types.h unistd.h)
- # Put this here so that autoconf's "cross-compiling" message doesn't confuse
- # people who are not cross-compiling but are compiling cross-assemblers.
- AC_MSG_CHECKING(whether compiling a cross-assembler)
- if test "${host}" = "${target}"; then
- cross_gas=no
- else
- cross_gas=yes
- AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
- fi
- AC_MSG_RESULT($cross_gas)
- AC_CHECK_FUNCS(strsignal)
- AM_LC_MESSAGES
- # do we need the math library?
- case "${need_libm}" in
- yes)
- LT_LIB_M
- AC_SUBST(LIBM)
- ;;
- esac
- # Some non-ANSI preprocessors botch requoting inside strings. That's bad
- # enough, but on some of those systems, the assert macro relies on requoting
- # working properly!
- GAS_WORKING_ASSERT
- # On some systems, the system header files may not declare malloc, realloc,
- # and free. There are places where gas needs these functions to have been
- # declared -- such as when taking their addresses.
- gas_test_headers="
- #ifdef HAVE_MEMORY_H
- #include <memory.h>
- #endif
- #include <string.h>
- #include <stdlib.h>
- #ifdef HAVE_UNISTD_H
- #include <unistd.h>
- #endif
- "
- AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
- AC_CACHE_VAL(gas_cv_decl_getopt_unistd_h,
- [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);])],
- gas_cv_decl_getopt_unistd_h=yes, gas_cv_decl_getopt_unistd_h=no)])
- AC_MSG_RESULT($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), $gas_test_headers)
- AC_CHECK_DECLS([asprintf, mempcpy, stpcpy])
- BFD_BINARY_FOPEN
- # Link in zlib if we can. This allows us to write compressed debug sections.
- AM_ZLIB
- # Support for VMS timestamps via cross compile
- if test "$ac_cv_header_time_h" = yes; then
- GAS_HAVE_TIME_TYPE_MEMBER(struct tm, tm_gmtoff)
- fi
- if test "$ac_cv_header_sys_stat_h" = yes; then
- GAS_HAVE_SYS_STAT_TYPE_MEMBER(struct stat, st_mtim, tv_sec)
- GAS_HAVE_SYS_STAT_TYPE_MEMBER(struct stat, st_mtim, tv_nsec)
- fi
- dnl Required for html, pdf, install-pdf and install-html targets.
- AC_SUBST(datarootdir)
- AC_SUBST(docdir)
- AC_SUBST(htmldir)
- AC_SUBST(pdfdir)
- dnl This must come last.
- dnl We used to make symlinks to files in the source directory, but now
- dnl we just use the right name for .c files, and create .h files in
- dnl the build directory which include the right .h file. Make sure
- dnl the old symlinks don't exist, so that a reconfigure in an existing
- dnl directory behaves reasonably.
- AC_CONFIG_FILES(Makefile po/Makefile.in:po/Make-in)
- AC_CONFIG_COMMANDS([default],
- [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
- echo '#include "tc-'"${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
- GNU_MAKE_JOBSERVER
|