yann@850: # This file adds the function to build the gcc C compiler
yann@850: # Copyright 2007 Yann E. MORIN
yann@850: # Licensed under the GPL v2. See COPYING in the root of this package
yann@850: 
yann@850: # Download gcc
yann@850: do_cc_get() {
yann@2302:     local linaro_version
yann@2302:     local linaro_series
yann@2302:     local linaro_base_url="http://launchpad.net/gcc-linaro"
yann@2302: 
yann@2302: 
yann@2302:     # Account for the Linaro versioning
yann@2302:     linaro_version="$( echo "${CT_CC_VERSION}"      \
yann@2302:                        |sed -r -e 's/^linaro-//;'   \
yann@2302:                      )"
yann@2302:     linaro_series="$( echo "${linaro_version}"      \
yann@2302:                       |sed -r -e 's/-.*//;'         \
yann@2302:                     )"
yann@2302: 
yann@850:     # Ah! gcc folks are kind of 'different': they store the tarballs in
yann@850:     # subdirectories of the same name! That's because gcc is such /crap/ that
yann@850:     # it is such /big/ that it needs being splitted for distribution! Sad. :-(
yann@850:     # Arrgghh! Some of those versions does not follow this convention:
yann@850:     # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a
yann@850:     # subdirectory! You bastard!
yann@1389:     CT_GetFile "gcc-${CT_CC_VERSION}"                                                       \
yann@1389:                {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/gcc-${CT_CC_VERSION}}         \
yann@1389:                ftp://ftp.irisa.fr/pub/mirrors/gcc.gnu.org/gcc/releases/gcc-${CT_CC_VERSION} \
yann@2302:                ftp://ftp.uvsq.fr/pub/gcc/snapshots/${CT_CC_VERSION}                         \
yann@2302:                "${linaro_base_url}/${linaro_series}/${linaro_version}/+download"
yann@1268: 
yann@1129:     # Starting with GCC 4.3, ecj is used for Java, and will only be
yann@1129:     # built if the configure script finds ecj.jar at the top of the
yann@1129:     # GCC source tree, which will not be there unless we get it and
yann@1129:     # put it there ourselves
yann@1129:     if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" ]; then
yann@1129:         CT_GetFile ecj-latest .jar ftp://gcc.gnu.org/pub/java   \
yann@1129:                                    ftp://sourceware.org/pub/java
yann@1129:     fi
yann@850: }
yann@850: 
yann@850: # Extract gcc
yann@850: do_cc_extract() {
yann@1389:     CT_Extract "gcc-${CT_CC_VERSION}"
yann@1901:     CT_Patch "gcc" "${CT_CC_VERSION}"
yann@1268: 
yann@1129:     # Copy ecj-latest.jar to ecj.jar at the top of the GCC source tree
yann@1389:     if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y"                     \
yann@1389:          -a ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar"   \
yann@1259:        ]; then
yann@1389:         CT_DoExecLog ALL cp -v "${CT_TARBALLS_DIR}/ecj-latest.jar" "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar"
yann@1129:     fi
yann@850: }
yann@850: 
yann@850: #------------------------------------------------------------------------------
yann@2932: # This function builds up the set of languages to enable
yann@2932: # No argument expected, returns the comma-separated language list on stdout
yann@2932: cc_gcc_lang_list() {
yann@2932:     local lang_list
yann@2932: 
yann@2932:     lang_list="c"
yann@2932:     [ "${CT_CC_LANG_CXX}" = "y"      ] && lang_list+=",c++"
yann@2932:     [ "${CT_CC_LANG_FORTRAN}" = "y"  ] && lang_list+=",fortran"
yann@2932:     [ "${CT_CC_LANG_ADA}" = "y"      ] && lang_list+=",ada"
yann@2932:     [ "${CT_CC_LANG_JAVA}" = "y"     ] && lang_list+=",java"
yann@2932:     [ "${CT_CC_LANG_OBJC}" = "y"     ] && lang_list+=",objc"
yann@2932:     [ "${CT_CC_LANG_OBJCXX}" = "y"   ] && lang_list+=",obj-c++"
yann@2932:     lang_list+="${CT_CC_LANG_OTHERS:+,${CT_CC_LANG_OTHERS}}"
yann@2932: 
yann@2932:     printf "%s" "${lang_list}"
yann@2932: }
yann@2932: 
yann@2932: #------------------------------------------------------------------------------
yann@850: # Core gcc pass 1
yann@850: do_cc_core_pass_1() {
yann@2886:     local -a core_opts
yann@2886:     local do_core
yann@2886: 
yann@2930:     # Do nothing for canadian-crosses, we already have a target compiler.
yann@2930:     # We only need a pass-1 core gcc if the threading model is NPTL.
yann@2930:     # For all other cases, it is not used.
yann@2930:     case "${CT_CANADIAN},${CT_THREADS}" in
yann@2930:         y,*)
yann@2886:             ;;
yann@2930:         ,nptl)
yann@2886:             do_core=y
yann@2886:             core_opts+=( "mode=static" )
yann@2925:             core_opts+=( "host=${CT_BUILD}" )
yann@2931:             core_opts+=( "complibs=${CT_BUILDTOOLS_PREFIX_DIR}" )
yann@2924:             core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
yann@2891:             core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
yann@2933:             core_opts+=( "lang_list=c" )
yann@2886:             ;;
yann@850:     esac
yann@2886: 
yann@2886:     if [ "${do_core}" = "y" ]; then
yann@2900:         CT_DoStep INFO "Installing pass-1 core C compiler"
yann@2900:         CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-core-pass-1"
yann@2900: 
yann@2887:         do_cc_core_backend "${core_opts[@]}"
yann@2900: 
yann@2900:         CT_Popd
yann@2900:         CT_EndStep
yann@2886:     fi
yann@850: }
yann@850: 
yann@850: # Core gcc pass 2
yann@850: do_cc_core_pass_2() {
yann@2886:     local -a core_opts
yann@2886:     local do_core
yann@2886: 
yann@2930:     # Common options:
yann@2930:     core_opts+=( "host=${CT_BUILD}" )
yann@2924:     core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
yann@2931:     core_opts+=( "complibs=${CT_BUILDTOOLS_PREFIX_DIR}" )
yann@2930:     core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
yann@2933:     core_opts+=( "lang_list=c" )
yann@2930: 
yann@2930:     # Do nothing for canadian-crosses, we already have a target compiler.
yann@2930:     # Different conditions are at stake here:
yann@2930:     #   - In case the threading model is NPTL, we need a shared-capable core
yann@2930:     #     gcc; in all other cases, we need a static-only core gcc.
yann@2930:     #   - In case the threading model is NPTL or win32, or gcc is 4.3 or
yann@2930:     #     later, we need to build libgcc
yann@2930:     case "${CT_CANADIAN},${CT_THREADS}" in
yann@2930:         y,*)
bryanhundven@2212:             ;;
yann@2930:         ,nptl)
yann@2886:             do_core=y
yann@2886:             core_opts+=( "mode=shared" )
yann@2886:             core_opts+=( "build_libgcc=yes" )
yann@892:             ;;
yann@2930:         ,win32)
yann@2886:             do_core=y
yann@2886:             core_opts+=( "mode=static" )
yann@2886:             core_opts+=( "build_libgcc=yes" )
bartvdrmeulen@2017:             ;;
yann@2886:         *)
yann@2886:             do_core=y
yann@2886:             core_opts+=( "mode=static" )
yann@2886:             if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
yann@2886:                 core_opts+=( "build_libgcc=yes" )
yann@892:             fi
yann@892:             ;;
yann@850:     esac
yann@2886: 
yann@2886:     if [ "${do_core}" = "y" ]; then
yann@2900:         CT_DoStep INFO "Installing pass-2 core C compiler"
yann@2900:         CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-core-pass-2"
yann@2900: 
yann@2887:         do_cc_core_backend "${core_opts[@]}"
yann@2900: 
yann@2900:         CT_Popd
yann@2900:         CT_EndStep
yann@2886:     fi
yann@850: }
yann@850: 
yann@850: #------------------------------------------------------------------------------
yann@850: # Build core gcc
yann@2897: # This function is used to build the core C compiler.
yann@2897: # Usage: do_cc_core_backend param=value [...]
yann@2897: #   Parameter           : Definition                                : Type      : Default
yann@2897: #   mode                : build a 'static', 'shared' or 'baremetal' : string    : (none)
yann@2897: #   host                : the machine the core will run on          : tuple     : (none)
yann@2897: #   prefix              : dir prefix to install into                : dir       : (none)
yann@2897: #   complibs            : dir where complibs are isntalled          : dir       : (none)
yann@2933: #   lang_list           : the list of languages to build            : string    : (empty)
yann@2897: #   build_libgcc        : build libgcc or not                       : bool      : no
yann@2897: #   build_libstdcxx     : build libstdc++ or not                    : bool      : no
yann@2897: #   build_staticlinked  : build statically linked or not            : bool      : no
yann@2897: #   build_manuals       : whether to build manuals or not           : bool      : no
yann@2897: #   cflags              : host CFLAGS to use                        : string    : (empty)
yann@2887: # Usage: do_cc_core_backend mode=[static|shared|baremetal] build_libgcc=[yes|no] build_staticlinked=[yes|no]
yann@2887: do_cc_core_backend() {
yann@850:     local mode
yann@1980:     local build_libgcc=no
yann@1983:     local build_libstdcxx=no
bryanhundven@2212:     local build_staticlinked=no
michael@2765:     local build_manuals=no
yann@2890:     local host
yann@2889:     local prefix
yann@2888:     local complibs
yann@2933:     local lang_list
yann@2891:     local cflags
yann@1479:     local tmp
yann@2368:     local -a host_libstdcxx_flags
yann@1479:     local -a extra_config
bryanhundven@2212:     local -a core_LDFLAGS
yann@1981:     local -a core_targets
yann@2884:     local arg
yann@850: 
yann@2884:     for arg in "$@"; do
yann@2884:         eval "${arg// /\\ }"
yann@1980:     done
yann@850: 
yann@2900:     CT_DoLog EXTRA "Configuring core C compiler"
yann@2900: 
yann@850:     case "${mode}" in
yann@850:         static)
yann@1479:             extra_config+=("--with-newlib")
yann@1479:             extra_config+=("--enable-threads=no")
yann@1479:             extra_config+=("--disable-shared")
yann@1983:             copy_headers=y  # For baremetal, as there's no headers to copy,
yann@1983:                             # we copy an empty directory. So, who cares?
yann@850:             ;;
yann@850:         shared)
yann@1479:             extra_config+=("--enable-shared")
yann@850:             copy_headers=y
yann@850:             ;;
yann@850:         baremetal)
yann@1479:             extra_config+=("--with-newlib")
yann@1479:             extra_config+=("--enable-threads=no")
yann@1479:             extra_config+=("--disable-shared")
yann@850:             copy_headers=n
yann@850:             ;;
yann@1980:         *)
yann@1980:             CT_Abort "Internal Error: 'mode' must be one of: 'static', 'shared' or 'baremetal', not '${mode:-(empty)}'"
yann@1980:             ;;
yann@850:     esac
yann@850: 
benoit@2487:     if [ "${CT_CC_GCC_HAS_PKGVERSION_BUGURL}" = "y" ]; then
benoit@2487:         # Bare metal delivers the core compiler as final compiler, so add version info and bugurl
benoit@2503:         extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
benoit@2503:         [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
benoit@2487:     fi
linux@1898: 
yann@850:     if [ "${copy_headers}" = "y" ]; then
yann@850:         CT_DoLog DEBUG "Copying headers to install area of bootstrap gcc, so it can build libgcc2"
yann@2889:         CT_DoExecLog ALL cp -a "${CT_HEADERS_DIR}" "${prefix}/${CT_TARGET}/include"
yann@850:     fi
yann@850: 
yann@1479:     for tmp in ARCH ABI CPU TUNE FPU FLOAT; do
yann@1479:         eval tmp="\${CT_ARCH_WITH_${tmp}}"
yann@1479:         if [ -n "${tmp}" ]; then
yann@1479:             extra_config+=("${tmp}")
yann@1479:         fi
yann@1479:     done
yann@850:     if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
yann@1479:         extra_config+=("--enable-__cxa_atexit")
yann@850:     else
yann@1479:         extra_config+=("--disable-__cxa_atexit")
yann@850:     fi
yann@850: 
bryanhundven@2212:     # *** WARNING ! ***
bryanhundven@2212:     # Keep this full if-else-if-elif-fi-fi block in sync
bryanhundven@2212:     # with the same block in do_cc, below.
bryanhundven@2212:     if [ "${build_staticlinked}" = "yes" ]; then
bryanhundven@2212:         core_LDFLAGS+=("-static")
yann@2368:         host_libstdcxx_flags+=("-static-libgcc")
yann@2368:         host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++")
yann@2368:         host_libstdcxx_flags+=("-lm")
bryanhundven@2212:         # Companion libraries are build static (eg !shared), so
bryanhundven@2212:         # the libstdc++ is not pulled automatically, although it
bryanhundven@2212:         # is needed. Shoe-horn it in our LDFLAGS
bryanhundven@2212:         # Ditto libm on some Fedora boxen
yann@2360:         core_LDFLAGS+=("-lstdc++")
yann@2360:         core_LDFLAGS+=("-lm")
bryanhundven@2212:     else
bryanhundven@2212:         if [ "${CT_CC_STATIC_LIBSTDCXX}" = "y" ]; then
bryanhundven@2212:             # this is from CodeSourcery arm-2010q1-202-arm-none-linux-gnueabi.src.tar.bz2
bryanhundven@2212:             # build script
yann@2491:             # INFO: if the host gcc is gcc-4.5 then presumably we could use -static-libstdc++,
yann@2491:             #       see http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01635.html
yann@2368:             host_libstdcxx_flags+=("-static-libgcc")
yann@2368:             host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++,-Bdynamic")
yann@2368:             host_libstdcxx_flags+=("-lm")
bryanhundven@2212:         elif [ "${CT_COMPLIBS_SHARED}" != "y" ]; then
bryanhundven@2212:             # When companion libraries are build static (eg !shared),
bryanhundven@2212:             # the libstdc++ is not pulled automatically, although it
bryanhundven@2212:             # is needed. Shoe-horn it in our LDFLAGS
bryanhundven@2212:             # Ditto libm on some Fedora boxen
bryanhundven@2212:             core_LDFLAGS+=("-lstdc++")
bryanhundven@2212:             core_LDFLAGS+=("-lm")
bryanhundven@2212:         fi
yann@1892:     fi
bryanhundven@2212: 
yann@1893:     if [ "${CT_CC_GCC_USE_GMP_MPFR}" = "y" ]; then
yann@2888:         extra_config+=("--with-gmp=${complibs}")
yann@2888:         extra_config+=("--with-mpfr=${complibs}")
yann@1893:     fi
yann@2122:     if [ "${CT_CC_GCC_USE_MPC}" = "y" ]; then
yann@2888:         extra_config+=("--with-mpc=${complibs}")
yann@2122:     fi
yann@2122:     if [ "${CT_CC_GCC_USE_GRAPHITE}" = "y" ]; then
yann@2888:         extra_config+=("--with-ppl=${complibs}")
yann@2368:         # With PPL 0.11+, also pull libpwl if needed
yann@2368:         if [ "${CT_PPL_NEEDS_LIBPWL}" = "y" ]; then
yann@2888:             host_libstdcxx_flags+=("-L${complibs}/lib")
yann@2368:             host_libstdcxx_flags+=("-lpwl")
yann@2368:         fi
yann@2888:         extra_config+=("--with-cloog=${complibs}")
yann@2123:     elif [ "${CT_CC_GCC_HAS_GRAPHITE}" = "y" ]; then
yann@2123:         extra_config+=("--with-ppl=no")
yann@2123:         extra_config+=("--with-cloog=no")
yann@2014:     fi
yann@2122:     if [ "${CT_CC_GCC_USE_LTO}" = "y" ]; then
yann@2888:         extra_config+=("--with-libelf=${complibs}")
yann@2142:         extra_config+=("--enable-lto")
yann@2123:     elif [ "${CT_CC_GCC_HAS_LTO}" = "y" ]; then
yann@2123:         extra_config+=("--with-libelf=no")
yann@2142:         extra_config+=("--disable-lto")
yann@1920:     fi
yann@1893: 
yann@2368:     if [ ${#host_libstdcxx_flags[@]} -ne 0 ]; then
yann@2368:         extra_config+=("--with-host-libstdcxx=${host_libstdcxx_flags[*]}")
yann@2368:     fi
yann@2368: 
titus@1972:     if [ "${CT_CC_GCC_ENABLE_TARGET_OPTSPACE}" = "y" ]; then
titus@1972:         extra_config+=("--enable-target-optspace")
titus@1972:     fi
titus@1972: 
yann@2143:     case "${CT_CC_GCC_LDBL_128}" in
yann@2153:         y)  extra_config+=("--with-long-double-128");;
yann@2153:         m)  ;;
yann@2143:         "") extra_config+=("--without-long-double-128");;
yann@2143:     esac
yann@2143: 
yann@2521:     if [ "${CT_CC_GCC_BUILD_ID}" = "y" ]; then
yann@2521:         extra_config+=( --enable-linker-build-id )
yann@2521:     fi
yann@2521: 
yann@2522:     case "${CT_CC_GCC_LNK_HASH_STYLE}" in
yann@2522:         "") ;;
yann@2522:         *)  extra_config+=( "--with-linker-hash-style=${CT_CC_GCC_LNK_HASH_STYLE}" );;
yann@2522:     esac
yann@2522: 
yann@2532:     case "${CT_ARCH}" in
yann@2532:         mips)
yann@2532:             case "${CT_CC_GCC_mips_llsc}" in
yann@2532:                 y)  extra_config+=( --with-llsc );;
yann@2532:                 m)  ;;
yann@2532:                 *)  extra_config+=( --without-llsc );;
yann@2532:             esac
yann@2532:             case "${CT_CC_GCC_mips_synci}" in
yann@2532:                 y)  extra_config+=( --with-synci );;
yann@2532:                 m)  ;;
yann@2532:                 *)  extra_config+=( --without-synci );;
yann@2532:             esac
yann@2532:             if [ "${CT_CC_GCC_mips_plt}" ]; then
yann@2532:                 extra_config+=( --with-mips-plt )
yann@2532:             fi
yann@2532:             ;; # ARCH is mips
yann@2523:     esac
yann@2523: 
yann@2545:     extra_config+=(--disable-libgomp)
yann@2545:     extra_config+=(--disable-libmudflap)
yann@2545: 
zhenqiang@2780:     [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ] && extra_config+=("--disable-nls")
zhenqiang@2780: 
zhenqiang@2782:     [ "${CT_CC_GCC_DISABLE_PCH}" = "y" ] && extra_config+=("--disable-libstdcxx-pch")
zhenqiang@2782: 
yann@2814:     if [ "${CT_CC_GCC_SYSTEM_ZLIB}" = "y" ]; then
yann@2814:         extra_config+=("--with-system-zlib")
yann@2814:     fi
yann@2814: 
yann@2817:     if [ "${CT_MULTILIB}" = "y" ]; then
yann@2817:         extra_config+=("--enable-multilib")
yann@2817:     else
yann@2817:         extra_config+=("--disable-multilib")
yann@2817:     fi
yann@2817: 
yann@1893:     CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
yann@1892: 
yann@850:     # Use --with-local-prefix so older gccs don't look in /usr/local (http://gcc.gnu.org/PR10532)
yann@2355:     CT_DoExecLog CFG                                \
yann@1041:     CC_FOR_BUILD="${CT_BUILD}-gcc"                  \
yann@2891:     CFLAGS="${cflags}"                              \
bryanhundven@2212:     LDFLAGS="${core_LDFLAGS[*]}"                    \
yann@1389:     "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure"  \
yann@1041:         --build=${CT_BUILD}                         \
yann@2890:         --host=${host}                              \
yann@850:         --target=${CT_TARGET}                       \
yann@2889:         --prefix="${prefix}"                        \
yann@850:         --with-local-prefix="${CT_SYSROOT_DIR}"     \
yann@2043:         --disable-libmudflap                        \
yann@850:         ${CC_CORE_SYSROOT_ARG}                      \
yann@1479:         "${extra_config[@]}"                        \
yann@2933:         --enable-languages="${lang_list}"           \
yann@2467:         "${CT_CC_CORE_EXTRA_CONFIG_ARRAY[@]}"
yann@850: 
yann@850:     if [ "${build_libgcc}" = "yes" ]; then
yann@850:         # HACK: we need to override SHLIB_LC from gcc/config/t-slibgcc-elf-ver or
yann@850:         # gcc/config/t-libunwind so -lc is removed from the link for
yann@850:         # libgcc_s.so, as we do not have a target -lc yet.
yann@850:         # This is not as ugly as it appears to be ;-) All symbols get resolved
yann@850:         # during the glibc build, and we provide a proper libgcc_s.so for the
yann@850:         # cross toolchain during the final gcc build.
yann@850:         #
yann@850:         # As we cannot modify the source tree, nor override SHLIB_LC itself
yann@850:         # during configure or make, we have to edit the resultant
yann@850:         # gcc/libgcc.mk itself to remove -lc from the link.
yann@850:         # This causes us to have to jump through some hoops...
yann@850:         #
yann@850:         # To produce libgcc.mk to edit we firstly require libiberty.a,
yann@850:         # so we configure then build it.
yann@850:         # Next we have to configure gcc, create libgcc.mk then edit it...
yann@850:         # So much easier if we just edit the source tree, but hey...
yann@1389:         if [ ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/BASE-VER" ]; then
yann@2676:             CT_DoExecLog CFG make ${JOBSFLAGS} configure-libiberty
yann@2275:             CT_DoExecLog ALL make ${JOBSFLAGS} -C libiberty libiberty.a
yann@2676:             CT_DoExecLog CFG make ${JOBSFLAGS} configure-gcc configure-libcpp
yann@2275:             CT_DoExecLog ALL make ${JOBSFLAGS} all-libcpp
yann@850:         else
yann@2676:             CT_DoExecLog CFG make ${JOBSFLAGS} configure-gcc configure-libcpp configure-build-libiberty
yann@2275:             CT_DoExecLog ALL make ${JOBSFLAGS} all-libcpp all-build-libiberty
yann@850:         fi
yann@850:         # HACK: gcc-4.2 uses libdecnumber to build libgcc.mk, so build it here.
yann@1389:         if [ -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/libdecnumber" ]; then
yann@2676:             CT_DoExecLog CFG make ${JOBSFLAGS} configure-libdecnumber
yann@2275:             CT_DoExecLog ALL make ${JOBSFLAGS} -C libdecnumber libdecnumber.a
yann@850:         fi
yann@850: 
yann@850:         # Starting with GCC 4.3, libgcc.mk is no longer built,
yann@850:         # and libgcc.mvars is used instead.
yann@850: 
yann@892:         if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
yann@850:             libgcc_rule="libgcc.mvars"
yann@1981:             core_targets=( gcc target-libgcc )
yann@850:         else
yann@850:             libgcc_rule="libgcc.mk"
yann@1981:             core_targets=( gcc )
yann@850:         fi
yann@850: 
linux@1926:         # On bare metal and canadian build the host-compiler is used when
linux@1926:         # actually the build-system compiler is required. Choose the correct
linux@1926:         # compilers for canadian build and use the defaults on other
linux@1926:         # configurations.
linux@1926:         if [ "${CT_BARE_METAL},${CT_CANADIAN}" = "y,y" ]; then
linux@1926:             repair_cc="CC_FOR_BUILD=${CT_BUILD}-gcc \
linux@1926:                        GCC_FOR_TARGET=${CT_TARGET}-gcc"
linux@1926:         else
linux@1926:             repair_cc=""
linux@1926:         fi
linux@1926: 
yann@2275:         CT_DoExecLog ALL make ${JOBSFLAGS} -C gcc ${libgcc_rule} \
linux@1926:                               ${repair_cc}
yann@850:         sed -r -i -e 's@-lc@@g' gcc/${libgcc_rule}
yann@850:     else # build_libgcc
yann@1981:         core_targets=( gcc )
yann@850:     fi   # ! build libgcc
yann@1983:     if [    "${build_libstdcxx}" = "yes"    \
yann@1983:          -a "${CT_CC_LANG_CXX}"  = "y"      \
yann@1983:        ]; then
yann@1983:         core_targets+=( target-libstdc++-v3 )
yann@1983:     fi
yann@850: 
yann@2900:     CT_DoLog EXTRA "Building core C compiler"
yann@2275:     CT_DoExecLog ALL make ${JOBSFLAGS} "${core_targets[@]/#/all-}"
yann@850: 
yann@2900:     CT_DoLog EXTRA "Installing core C compiler"
yann@2676:     CT_DoExecLog ALL make ${JOBSFLAGS} "${core_targets[@]/#/install-}"
yann@850: 
yann@2894:     if [ "${build_manuals}" = "yes" ]; then
michael@2765:         CT_DoLog EXTRA "Building the GCC manuals"
michael@2765:         CT_DoExecLog ALL make pdf html
michael@2765:         CT_DoLog EXTRA "Installing the GCC manuals"
michael@2765:         CT_DoExecLog ALL make install-{pdf,html}-gcc
michael@2765:     fi
michael@2765: 
yann@1269:     # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
yann@1269:     # to call the C compiler with the same, somewhat canonical name.
linux@1924:     # check whether compiler has an extension
yann@2889:     file="$( ls -1 "${prefix}/bin/${CT_TARGET}-gcc."* 2>/dev/null || true )"
linux@1924:     [ -z "${file}" ] || ext=".${file##*.}"
yann@2889:     CT_DoExecLog ALL ln -sfv "${CT_TARGET}-gcc${ext}" "${prefix}/bin/${CT_TARGET}-cc${ext}"
yann@1269: 
yann@2818:     if [ "${CT_MULTILIB}" = "y" ]; then
zhenqiang@2901:         multilibs=( $( "${prefix}/bin/${CT_TARGET}-gcc" -print-multi-lib   \
yann@2818:                        |tail -n +2 ) )
yann@2818:         if [ ${#multilibs[@]} -ne 0 ]; then
yann@2818:             CT_DoLog EXTRA "gcc configured with these multilibs (besides the default):"
yann@2818:             for i in "${multilibs[@]}"; do
yann@2818:                 dir="${i%%;*}"
yann@2818:                 flags="${i#*;}"
yann@2818:                 CT_DoLog EXTRA "   ${flags//@/ -}  -->  ${dir}/"
yann@2818:             done
yann@2818:         else
yann@2818:             CT_DoLog WARN "gcc configured for multilib, but none available"
yann@2818:         fi
yann@2818:     fi
yann@850: }
yann@850: 
yann@850: #------------------------------------------------------------------------------
yann@2935: # Build complete gcc to run on build
yann@2935: do_cc_for_build() {
yann@2935:     local -a build_final_opts
yann@2935:     local build_final_backend
yann@2935: 
yann@2935:     # In case we're canadian or cross-native, it seems that a
yann@2935:     # real, complete compiler is needed?!? WTF? Sigh...
yann@2935:     # Otherwise, there is nothing to do.
yann@2935:     case "${CT_TOOLCHAIN_TYPE}" in
yann@2935:         native|cross)   return 0;;
yann@2935:     esac
yann@2935: 
yann@2935:     build_final_opts+=( "host=${CT_BUILD}" )
yann@2935:     build_final_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
yann@2935:     build_final_opts+=( "complibs=${CT_BUILDTOOLS_PREFIX_DIR}" )
yann@2935:     build_final_opts+=( "lang_list=$( cc_gcc_lang_list )" )
yann@2935:     if [ "${CT_BARE_METAL}" = "y" ]; then
yann@2935:         # In the tests I've done, bare-metal was not impacted by the
yann@2935:         # lack of such a compiler, but better safe than sorry...
yann@2935:         build_final_opts+=( "mode=baremetal" )
yann@2935:         build_final_opts+=( "build_libgcc=yes" )
yann@2935:         build_final_opts+=( "build_libstdcxx=yes" )
yann@2935:         if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
yann@2935:             build_final_opts+=( "build_staticlinked=yes" )
yann@2935:         fi
yann@2935:         build_final_backend=do_cc_core_backend
yann@2935:     else
yann@2935:         build_final_backend=do_cc_backend
yann@2935:     fi
yann@2935: 
yann@2935:     CT_DoStep INFO "Installing final compiler for build"
yann@2935:     CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-final-build-${CT_BUILD}"
yann@2935: 
yann@2935:     "${build_final_backend}" "${build_final_opts[@]}"
yann@2935: 
yann@2935:     CT_Popd
yann@2935:     CT_EndStep
yann@2935: }
yann@2935: 
yann@2935: #------------------------------------------------------------------------------
yann@2935: # Build final gcc to run on host
yann@2935: do_cc_for_host() {
yann@2892:     local -a final_opts
yann@2893:     local final_backend
yann@2892: 
yann@2892:     final_opts+=( "host=${CT_HOST}" )
yann@2892:     final_opts+=( "prefix=${CT_PREFIX_DIR}" )
yann@2931:     final_opts+=( "complibs=${CT_HOST_COMPLIBS_DIR}" )
yann@2892:     final_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
yann@2934:     final_opts+=( "lang_list=$( cc_gcc_lang_list )" )
yann@2894:     if [ "${CT_BUILD_MANUALS}" = "y" ]; then
yann@2894:         final_opts+=( "build_manuals=yes" )
yann@2894:     fi
yann@2893:     if [ "${CT_BARE_METAL}" = "y" ]; then
yann@2893:         final_opts+=( "mode=baremetal" )
yann@2893:         final_opts+=( "build_libgcc=yes" )
yann@2893:         final_opts+=( "build_libstdcxx=yes" )
yann@2893:         if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
yann@2893:             final_opts+=( "build_staticlinked=yes" )
yann@2893:         fi
yann@2893:         final_backend=do_cc_core_backend
yann@2893:     else
yann@2893:         final_backend=do_cc_backend
yann@2893:     fi
yann@2892: 
yann@2900:     CT_DoStep INFO "Installing final compiler"
yann@2900:     CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-final"
yann@2900: 
yann@2893:     "${final_backend}" "${final_opts[@]}"
yann@2900: 
yann@2900:     CT_Popd
yann@2900:     CT_EndStep
yann@2892: }
yann@2892: 
yann@2892: #------------------------------------------------------------------------------
yann@2897: # Build the final gcc
yann@2897: # Usage: do_cc_backend param=value [...]
yann@2892: #   Parameter     : Definition                          : Type      : Default
yann@2892: #   host          : the host we run onto                : tuple     : (none)
yann@2892: #   prefix        : the runtime prefix                  : dir       : (none)
yann@2892: #   complibs      : the companion libraries prefix      : dir       : (none)
yann@2892: #   cflags        : the host CFLAGS                     : string    : (empty)
yann@2934: #   lang_list     : the list of languages to build      : string    : (empty)
yann@2894: #   build_manuals : whether to build manuals or not     : bool      : no
yann@2892: do_cc_backend() {
yann@2892:     local host
yann@2892:     local prefix
yann@2892:     local complibs
yann@2892:     local cflags
yann@2934:     local lang_list
yann@2894:     local build_manuals
yann@2368:     local -a host_libstdcxx_flags
yann@1479:     local -a extra_config
bryanhundven@2211:     local -a final_LDFLAGS
yann@1479:     local tmp
yann@2892:     local arg
yann@1479: 
yann@2892:     for arg in "$@"; do
yann@2892:         eval "${arg// /\\ }"
yann@2892:     done
yann@2892: 
yann@850:     CT_DoLog EXTRA "Configuring final compiler"
yann@850: 
yann@850:     # Enable selected languages
yann@2934:     extra_config+=("--enable-languages=${lang_list}")
yann@850: 
yann@1479:     for tmp in ARCH ABI CPU TUNE FPU FLOAT; do
yann@1479:         eval tmp="\${CT_ARCH_WITH_${tmp}}"
yann@1479:         if [ -n "${tmp}" ]; then
yann@1479:             extra_config+=("${tmp}")
yann@1479:         fi
yann@1479:     done
yann@1479: 
benoit@2487:     [ "${CT_SHARED_LIBS}" = "y" ] || extra_config+=("--disable-shared")
benoit@2487:     if [ "${CT_CC_GCC_HAS_PKGVERSION_BUGURL}" = "y" ]; then
benoit@2503:         extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
benoit@2503:         [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
benoit@2487:     fi
yann@2042:     case "${CT_CC_GCC_SJLJ_EXCEPTIONS}" in
yann@2042:         y)  extra_config+=("--enable-sjlj-exceptions");;
yann@2042:         m)  ;;
yann@2042:         "") extra_config+=("--disable-sjlj-exceptions");;
yann@2042:     esac
yann@850:     if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
yann@1479:         extra_config+=("--enable-__cxa_atexit")
yann@850:     else
yann@1479:         extra_config+=("--disable-__cxa_atexit")
yann@850:     fi
benoit@2475:     if [ -n "${CT_CC_ENABLE_CXX_FLAGS}" ]; then
benoit@2475:         extra_config+=("--enable-cxx-flags=${CT_CC_ENABLE_CXX_FLAGS}")
yann@1484:     fi
yann@2043:     if [ "${CT_CC_GCC_LIBMUDFLAP}" = "y" ]; then
yann@2043:         extra_config+=(--enable-libmudflap)
yann@2043:     else
yann@2043:         extra_config+=(--disable-libmudflap)
yann@2043:     fi
yann@2145:     if [ "${CT_CC_GCC_LIBGOMP}" = "y" ]; then
yann@2145:         extra_config+=(--enable-libgomp)
yann@2145:     else
yann@2145:         extra_config+=(--disable-libgomp)
yann@2145:     fi
yann@2146:     if [ "${CT_CC_GCC_LIBSSP}" = "y" ]; then
yann@2146:         extra_config+=(--enable-libssp)
yann@2146:     else
yann@2146:         extra_config+=(--disable-libssp)
yann@2146:     fi
yann@1893: 
bryanhundven@2212:     # *** WARNING ! ***
bryanhundven@2212:     # Keep this full if-else-if-elif-fi-fi block in sync
bryanhundven@2212:     # with the same block in do_cc_core, above.
bryanhundven@2211:     if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
bryanhundven@2211:         final_LDFLAGS+=("-static")
yann@2368:         host_libstdcxx_flags+=("-static-libgcc")
yann@2368:         host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++")
yann@2368:         host_libstdcxx_flags+=("-lm")
bryanhundven@2211:         # Companion libraries are build static (eg !shared), so
js@2045:         # the libstdc++ is not pulled automatically, although it
js@2045:         # is needed. Shoe-horn it in our LDFLAGS
dwatkins@2070:         # Ditto libm on some Fedora boxen
bryanhundven@2211:         final_LDFLAGS+=("-lstdc++")
bryanhundven@2211:         final_LDFLAGS+=("-lm")
bryanhundven@2211:     else
bryanhundven@2211:         if [ "${CT_CC_STATIC_LIBSTDCXX}" = "y" ]; then
bryanhundven@2211:             # this is from CodeSourcery arm-2010q1-202-arm-none-linux-gnueabi.src.tar.bz2
bryanhundven@2211:             # build script
yann@2491:             # INFO: if the host gcc is gcc-4.5 then presumably we could use -static-libstdc++,
yann@2491:             #       see http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01635.html
yann@2368:             host_libstdcxx_flags+=("-static-libgcc")
yann@2368:             host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++,-Bdynamic")
yann@2368:             host_libstdcxx_flags+=("-lm")
bryanhundven@2211:         elif [ "${CT_COMPLIBS_SHARED}" != "y" ]; then
bryanhundven@2211:             # When companion libraries are build static (eg !shared),
bryanhundven@2211:             # the libstdc++ is not pulled automatically, although it
bryanhundven@2211:             # is needed. Shoe-horn it in our LDFLAGS
bryanhundven@2211:             # Ditto libm on some Fedora boxen
bryanhundven@2211:             final_LDFLAGS+=("-lstdc++")
bryanhundven@2211:             final_LDFLAGS+=("-lm")
bryanhundven@2211:         fi
yann@1893:     fi
bryanhundven@2211: 
lacombar@1880:     if [ "${CT_CC_GCC_USE_GMP_MPFR}" = "y" ]; then
yann@2892:         extra_config+=("--with-gmp=${complibs}")
yann@2892:         extra_config+=("--with-mpfr=${complibs}")
yann@1848:     fi
yann@2122:     if [ "${CT_CC_GCC_USE_MPC}" = "y" ]; then
yann@2892:         extra_config+=("--with-mpc=${complibs}")
yann@2122:     fi
yann@2122:     if [ "${CT_CC_GCC_USE_GRAPHITE}" = "y" ]; then
yann@2892:         extra_config+=("--with-ppl=${complibs}")
yann@2368:         # With PPL 0.11+, also pull libpwl if needed
yann@2368:         if [ "${CT_PPL_NEEDS_LIBPWL}" = "y" ]; then
yann@2892:             host_libstdcxx_flags+=("-L${complibs}/lib")
yann@2368:             host_libstdcxx_flags+=("-lpwl")
yann@2368:         fi
yann@2892:         extra_config+=("--with-cloog=${complibs}")
yann@2123:     elif [ "${CT_CC_GCC_HAS_GRAPHITE}" = "y" ]; then
yann@2123:         extra_config+=("--with-ppl=no")
yann@2123:         extra_config+=("--with-cloog=no")
yann@2014:     fi
yann@2122:     if [ "${CT_CC_GCC_USE_LTO}" = "y" ]; then
yann@2892:         extra_config+=("--with-libelf=${complibs}")
yann@2123:     elif [ "${CT_CC_GCC_HAS_LTO}" = "y" ]; then
yann@2123:         extra_config+=("--with-libelf=no")
yann@1920:     fi
yann@850: 
yann@2368:     if [ ${#host_libstdcxx_flags[@]} -ne 0 ]; then
yann@2368:         extra_config+=("--with-host-libstdcxx=${host_libstdcxx_flags[*]}")
yann@2368:     fi
yann@2368: 
lacombar@1881:     if [ "${CT_THREADS}" = "none" ]; then
lacombar@1881:         extra_config+=("--disable-threads")
lacombar@1881:         if [ "${CT_CC_GCC_4_2_or_later}" = y ]; then
yann@2145:             CT_Test "Disabling libgomp for no-thread gcc>=4.2" "${CT_CC_GCC_LIBGOMP}" = "Y"
lacombar@1881:             extra_config+=("--disable-libgomp")
lacombar@1881:         fi
lacombar@1881:     else
bartvdrmeulen@2017:         if [ "${CT_THREADS}" = "win32" ]; then
bartvdrmeulen@2017:             extra_config+=("--enable-threads=win32")
bartvdrmeulen@2017:             extra_config+=("--disable-win32-registry")
bartvdrmeulen@2017:         else
bartvdrmeulen@2017:             extra_config+=("--enable-threads=posix")
bartvdrmeulen@2017:         fi
lacombar@1881:     fi
lacombar@1881: 
titus@1972:     if [ "${CT_CC_GCC_ENABLE_TARGET_OPTSPACE}" = "y" ]; then
titus@1972:         extra_config+=("--enable-target-optspace")
titus@1972:     fi
yann@1991:     if [ "${CT_CC_GCC_DISABLE_PCH}" = "y" ]; then
yann@1991:         extra_config+=("--disable-libstdcxx-pch")
yann@1991:     fi
titus@1972: 
yann@2143:     case "${CT_CC_GCC_LDBL_128}" in
yann@2153:         y)  extra_config+=("--with-long-double-128");;
yann@2153:         m)  ;;
yann@2143:         "") extra_config+=("--without-long-double-128");;
yann@2143:     esac
yann@2143: 
yann@2521:     if [ "${CT_CC_GCC_BUILD_ID}" = "y" ]; then
yann@2521:         extra_config+=( --enable-linker-build-id )
yann@2521:     fi
yann@2521: 
yann@2522:     case "${CT_CC_GCC_LNK_HASH_STYLE}" in
yann@2522:         "") ;;
yann@2522:         *)  extra_config+=( "--with-linker-hash-style=${CT_CC_GCC_LNK_HASH_STYLE}" );;
yann@2522:     esac
yann@2522: 
yann@2287:     if [ "${CT_CC_GCC_ENABLE_PLUGINS}" = "y" ]; then
yann@2287:         extra_config+=( --enable-plugin )
yann@2287:     fi
yann@2287:     if [ "${CT_CC_GCC_GOLD}" = "y" ]; then
yann@2248:         extra_config+=( --enable-gold )
yann@2248:     fi
yann@2248: 
yann@2532:     case "${CT_ARCH}" in
yann@2532:         mips)
yann@2532:             case "${CT_CC_GCC_mips_llsc}" in
yann@2532:                 y)  extra_config+=( --with-llsc );;
yann@2532:                 m)  ;;
yann@2532:                 *)  extra_config+=( --without-llsc );;
yann@2532:             esac
yann@2532:             case "${CT_CC_GCC_mips_synci}" in
yann@2532:                 y)  extra_config+=( --with-synci );;
yann@2532:                 m)  ;;
yann@2532:                 *)  extra_config+=( --without-synci );;
yann@2532:             esac
yann@2532:             if [ "${CT_CC_GCC_mips_plt}" ]; then
yann@2532:                 extra_config+=( --with-mips-plt )
yann@2532:             fi
yann@2532:             ;; # ARCH is mips
yann@2532:     esac
yann@2532: 
zhenqiang@2780:     [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ] && extra_config+=("--disable-nls")
zhenqiang@2780: 
yann@2814:     if [ "${CT_CC_GCC_SYSTEM_ZLIB}" = "y" ]; then
yann@2814:         extra_config+=("--with-system-zlib")
yann@2814:     fi
yann@2814: 
yann@2817:     if [ "${CT_MULTILIB}" = "y" ]; then
yann@2817:         extra_config+=("--enable-multilib")
yann@2817:     else
yann@2817:         extra_config+=("--disable-multilib")
yann@2817:     fi
yann@2817: 
yann@1479:     CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
yann@850: 
yann@2355:     CT_DoExecLog CFG                                \
yann@1122:     CC_FOR_BUILD="${CT_BUILD}-gcc"                  \
yann@2892:     CFLAGS="${cflags}"                              \
bryanhundven@2211:     LDFLAGS="${final_LDFLAGS[*]}"                   \
yann@1122:     CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}"         \
yann@1122:     CXXFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}"       \
yann@1122:     LDFLAGS_FOR_TARGET="${CT_TARGET_LDFLAGS}"       \
yann@1389:     "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure"  \
yann@1122:         --build=${CT_BUILD}                         \
yann@2892:         --host=${host}                              \
yann@1122:         --target=${CT_TARGET}                       \
yann@2892:         --prefix="${prefix}"                        \
yann@1122:         ${CC_SYSROOT_ARG}                           \
yann@1479:         "${extra_config[@]}"                        \
yann@1122:         --with-local-prefix="${CT_SYSROOT_DIR}"     \
yann@1122:         --enable-c99                                \
yann@1122:         --enable-long-long                          \
yann@2467:         "${CT_CC_EXTRA_CONFIG_ARRAY[@]}"
yann@850: 
yann@850:     if [ "${CT_CANADIAN}" = "y" ]; then
yann@850:         CT_DoLog EXTRA "Building libiberty"
yann@2275:         CT_DoExecLog ALL make ${JOBSFLAGS} all-build-libiberty
yann@850:     fi
yann@850: 
yann@850:     CT_DoLog EXTRA "Building final compiler"
yann@2275:     CT_DoExecLog ALL make ${JOBSFLAGS} all
yann@850: 
yann@850:     CT_DoLog EXTRA "Installing final compiler"
yann@2676:     CT_DoExecLog ALL make ${JOBSFLAGS} install
yann@850: 
yann@2894:     if [ "${build_manuals}" = "yes" ]; then
michael@2765:         CT_DoLog EXTRA "Building the GCC manuals"
michael@2765:         CT_DoExecLog ALL make ${JOBSFLAGS} pdf html
michael@2765:         CT_DoLog EXTRA "Installing the GCC manuals"
michael@2765:         CT_DoExecLog ALL make install-{pdf,html}-gcc
michael@2765:     fi
michael@2765: 
yann@850:     # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
yann@850:     # to call the C compiler with the same, somewhat canonical name.
linux@1924:     # check whether compiler has an extension
bartvdrmeulen@2031:     file="$( ls -1 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-gcc."* 2>/dev/null || true )"
linux@1924:     [ -z "${file}" ] || ext=".${file##*.}"
yann@2550:     CT_DoExecLog ALL ln -sfv "${CT_TARGET}-gcc${ext}" "${CT_PREFIX_DIR}/bin/${CT_TARGET}-cc${ext}"
yann@850: 
yann@2818:     if [ "${CT_MULTILIB}" = "y" ]; then
yann@2818:         multilibs=( $( "${CT_PREFIX_DIR}/bin/${CT_TARGET}-gcc" -print-multi-lib \
yann@2818:                        |tail -n +2 ) )
yann@2818:         if [ ${#multilibs[@]} -ne 0 ]; then
yann@2818:             CT_DoLog EXTRA "gcc configured with these multilibs (besides the default):"
yann@2818:             for i in "${multilibs[@]}"; do
yann@2818:                 dir="${i%%;*}"
yann@2818:                 flags="${i#*;}"
yann@2818:                 CT_DoLog EXTRA "   ${flags//@/ -}  -->  ${dir}/"
yann@2818:             done
yann@2818:         else
yann@2818:             CT_DoLog WARN "gcc configured for multilib, but none available"
yann@2818:         fi
yann@2818:     fi
yann@850: }