# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
-# Inc.
+# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+# Free Software Foundation, Inc.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
m4_include(config/acx.m4)
m4_include(config/override.m4)
m4_include(config/proginstall.m4)
+m4_include(config/elf.m4)
+m4_include([libtool.m4])
+m4_include([ltoptions.m4])
+m4_include([ltsugar.m4])
+m4_include([ltversion.m4])
+m4_include([lt~obsolete.m4])
AC_INIT(move-if-change)
AC_PREREQ(2.64)
# know that we are building the simulator.
# binutils, gas and ld appear in that order because it makes sense to run
# "make check" in that particular order.
-# If --enable-gold is used, "gold" will replace "ld".
+# If --enable-gold is used, "gold" may replace "ld".
host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
# libgcj represents the runtime libraries only used by gcj.
esac
# Handle --enable-gold.
+# --enable-gold Build only gold
+# --disable-gold [default] Build only ld
+# --enable-gold=both Build both gold and ld, ld is default
+# --enable-gold=both/ld Same
+# --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
AC_ARG_ENABLE(gold,
-[ --enable-gold use gold instead of ld],
+[[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
ENABLE_GOLD=$enableval,
ENABLE_GOLD=no)
-if test "${ENABLE_GOLD}" = "yes"; then
- # Check for ELF target.
- is_elf=no
- case "${target}" in
- *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
- | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
- | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
+ case "${ENABLE_GOLD}" in
+ yes|both|both/gold|both/ld)
+ # Check for ELF target.
+ is_elf=no
+ case "${target}" in
+ *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
+ | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
+ | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
+ case "${target}" in
+ *-*-linux*aout* | *-*-linux*oldld*)
+ ;;
+ *)
+ is_elf=yes
+ ;;
+ esac
+ esac
+
+ if test "$is_elf" = "yes"; then
+ # Check for target supported by gold.
case "${target}" in
- *-*-linux*aout* | *-*-linux*oldld*)
- ;;
- *)
- is_elf=yes
+ i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
+ case "${ENABLE_GOLD}" in
+ both*)
+ configdirs="$configdirs gold"
+ ;;
+ *)
+ configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
+ ;;
+ esac
+ ENABLE_GOLD=yes
;;
esac
+ fi
+ ;;
+ no)
+ ;;
+ *)
+ AC_MSG_ERROR([invalid --enable-gold argument])
+ ;;
esac
- if test "$is_elf" = "yes"; then
- # Check for target supported by gold.
- case "${target}" in
- i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
- configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
- ;;
- esac
- fi
-fi
-
# Configure extra directories which are host specific
case "${host}" in
case "${target}" in
i*86-*-*) ;;
alpha*-*-*) ;;
+ x86_64-*-*) ;;
*)
noconfigdirs="$noconfigdirs ${libgcj}"
;;
noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
;;
alpha*-*-*vms*)
- noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
+ noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
;;
alpha*-*-linux*)
# newlib is not 64 bit ready
;;
sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
;;
+ tic6x-*-*)
+ noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
+ ;;
v810-*-*)
noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
;;
ENABLE_BUILD_WITH_CXX=$enableval,
ENABLE_BUILD_WITH_CXX=no)
+# Used for setting $lt_cv_objdir
+_LT_CHECK_OBJDIR
+
# Check for GMP, MPFR and MPC
gmplibs="-lmpc -lmpfr -lgmp"
gmpinc=
gmplibs="-L$with_mpc_lib $gmplibs"
fi
if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/.libs -L$$r/$(HOST_SUBDIR)/mpc/src/_libs '"$gmplibs"
+ gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
gmpinc='-I$$s/mpc/src '"$gmpinc"
# Do not test the mpc version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
gmplibs="-L$with_mpfr_lib $gmplibs"
fi
if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
+ gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
- extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr'
+ extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
# Do not test the mpfr version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
# but it would be included on the link line in the version check below
gmplibs="-L$with_gmp_lib $gmplibs"
fi
if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
+ gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
- extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp'
+ extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
# Do not test the gmp version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
# but it would be included on the link line in the version check below
have_gmp=yes
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $gmpinc"
- # Check GMP actually works
- AC_MSG_CHECKING([for correct version of gmp.h])
+ # Check for the recommended and required versions of GMP.
+ AC_MSG_CHECKING([for the correct version of gmp.h])
AC_TRY_COMPILE([#include "gmp.h"],[
- #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
+ #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+ #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
+ #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
+ choke me
+ #endif
+ ], AC_TRY_COMPILE([#include <gmp.h>],[
+ #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+ #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
+ #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
choke me
#endif
- ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
+ ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
+ [AC_MSG_RESULT([no]); have_gmp=no])
# If we have GMP, check the MPFR version.
if test x"$have_gmp" = xyes; then
- dnl MPFR 2.3.1 is acceptable, but MPFR 2.3.2 is better.
- AC_MSG_CHECKING([for correct version of mpfr.h])
+ # Check for the recommended and required versions of MPFR.
+ AC_MSG_CHECKING([for the correct version of mpfr.h])
AC_TRY_COMPILE([#include <gmp.h>
#include <mpfr.h>],[
#if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
#endif
], AC_TRY_COMPILE([#include <gmp.h>
#include <mpfr.h>],[
- #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
+ #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
choke me
#endif
], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
# Check for the MPC header version.
if test x"$have_gmp" = xyes ; then
+ # Check for the recommended and required versions of MPC.
AC_MSG_CHECKING([for the correct version of mpc.h])
AC_TRY_COMPILE([#include <mpc.h>],[
- #if MPC_VERSION < MPC_VERSION_NUM (0,8,0)
+ #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
choke me
#endif
- ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
+ ], AC_TRY_COMPILE([#include <mpc.h>],[
+ #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
+ choke me
+ #endif
+ ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
+ [AC_MSG_RESULT([no]); have_gmp=no])
fi
# Now check the MPFR library.
CFLAGS="$saved_CFLAGS"
+# The library versions listed in the error message below should match
+# the HARD-minimums enforced above.
if test x$have_gmp != xyes; then
- AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+.
+ AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
their locations. Source code for these libraries can be found at
their respective hosting sites as well as at
[stage1_libs=$with_host_libstdcxx])
AC_SUBST(stage1_libs)
-# Linker flags to use for stage2 and later builds.
-AC_ARG_WITH(boot-ldflags,
-[ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
-[if test "$withval" = "no" -o "$withval" = "yes"; then
- poststage1_ldflags=
- else
- poststage1_ldflags=$withval
- fi],
-[if test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
- poststage1_ldflags=-static-libstdc++
- else
- poststage1_ldflags=
- fi])
-AC_SUBST(poststage1_ldflags)
-
# Libraries to use for stage2 and later builds. This defaults to the
# argument passed to --with-host-libstdcxx.
AC_ARG_WITH(boot-libs,
[poststage1_libs=$with_host_libstdcxx])
AC_SUBST(poststage1_libs)
+# Linker flags to use for stage2 and later builds.
+AC_ARG_WITH(boot-ldflags,
+[ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
+[if test "$withval" = "no" -o "$withval" = "yes"; then
+ poststage1_ldflags=
+ else
+ poststage1_ldflags=$withval
+ fi],
+[poststage1_ldflags=
+ # With --enable-build-with-cxx, default to linking libstdc++ and
+ # libgcc statically. But if the user explicitly specified the
+ # libraries to use, trust that they are doing what they want.
+ if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
+ poststage1_ldflags="-static-libstdc++ -static-libgcc"
+ fi])
+AC_SUBST(poststage1_ldflags)
+
# Check for PPL
ppl_major_version=0
ppl_minor_version=10
ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
fi
if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
- ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/.libs -L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/_libs -L$$r/$(HOST_SUBDIR)/ppl/src/.libs -L$$r/$(HOST_SUBDIR)/ppl/src/_libs -lppl_c -lppl -lgmpxx '
+ ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
enable_ppl_version_check=no
fi
clooglibs="-L$with_cloog_lib -lcloog"
fi
if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
- clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/.libs -L$$r/$(HOST_SUBDIR)/cloog/_libs -lcloog '
+ clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
enable_cloog_version_check=no
fi
if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
- AC_MSG_CHECKING([for correct version of CLooG])
+ AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
AC_TRY_COMPILE([#include "cloog/cloog.h"],[
- #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15
+ #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
choke me
#endif
], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
enable_lto=$enableval,
enable_lto=yes; default_enable_lto=yes)
+ACX_ELF_TARGET_IFELSE([],
+if test x"$default_enable_lto" = x"yes" ; then
+ enable_lto=no
+else
+ if test x"$enable_lto" = x"yes"; then
+ AC_MSG_ERROR([LTO support requires an ELF target.])
+ fi
+fi
+default_enable_lto=no)
+
if test x"$enable_lto" = x"yes" ; then
# Make sure that libelf.h and gelf.h are available.
AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
extra_arflags_for_target=" -X32_64"
extra_nmflags_for_target=" -B -X32_64"
;;
- *-*-darwin*)
- # ranlib from Darwin requires the -c flag to look at common symbols.
+ *-*-darwin[[3-9]]*)
+ # ranlib before Darwin10 requires the -c flag to look at common symbols.
extra_ranlibflags_for_target=" -c"
;;
mips*-*-pe | sh*-*-pe | *arm-wince-pe)
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
+# If we are building libgomp, bootstrap it.
+if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
+ bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
+fi
+
# Determine whether gdb needs tk/tcl or not.
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
# and in that case we want gdb to be built without tk. Ugh!
# Host module lists & subconfigure args.
AC_SUBST(host_configargs)
AC_SUBST(configdirs)
+AC_SUBST(target_configdirs)
# Target module lists & subconfigure args.
AC_SUBST(target_configargs)
NCN_STRICT_CHECK_TOOLS(LD, ld)
NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
NCN_STRICT_CHECK_TOOLS(NM, nm)
-NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
-NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
+NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
+NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
-ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
+ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)