scripts/build/binutils/binutils.sh
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Jan 02 13:52:16 2011 +0100 (2011-01-02)
changeset 2246 c69f8ef4bc7c
parent 2245 a6d790bc17af
child 2247 49fa28e62b07
permissions -rw-r--r--
binutils/binutils: add support for threaded gold

When configured with support for threads, gold can link in
parallel, possibly cooperating with a make jobserver.

Add an option enabling threads.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 # This file adds functions to build binutils
     2 # Copyright 2007 Yann E. MORIN
     3 # Licensed under the GPL v2. See COPYING in the root of this package
     4 
     5 # Download binutils
     6 do_binutils_get() {
     7     CT_GetFile "binutils-${CT_BINUTILS_VERSION}"                                        \
     8                {ftp,http}://{ftp.gnu.org/gnu,ftp.kernel.org/pub/linux/devel}/binutils   \
     9                ftp://gcc.gnu.org/pub/binutils/{releases,snapshots}
    10 }
    11 
    12 # Extract binutils
    13 do_binutils_extract() {
    14     CT_Extract "binutils-${CT_BINUTILS_VERSION}"
    15     CT_Patch "binutils" "${CT_BINUTILS_VERSION}"
    16 }
    17 
    18 # Build binutils
    19 do_binutils() {
    20     local -a extra_config
    21     local -a extra_make_flags
    22 
    23     mkdir -p "${CT_BUILD_DIR}/build-binutils"
    24     cd "${CT_BUILD_DIR}/build-binutils"
    25 
    26     CT_DoStep INFO "Installing binutils"
    27 
    28     CT_DoLog EXTRA "Configuring binutils"
    29 
    30     if [ "${CT_BINUTILS_HAS_GOLD}" = "y" ]; then
    31         case "${CT_BINUTILS_LINKERS_LIST}" in
    32             ld)
    33                 extra_config+=( --enable-ld=yes --enable-gold=no )
    34                 ;;
    35             gold)
    36                 extra_config+=( --enable-ld=no --enable-gold=yes )
    37                 ;;
    38             ld,gold)
    39                 extra_config+=( --enable-ld=default --enable-gold=yes )
    40                 ;;
    41             gold,ld)
    42                 extra_config+=( --enable-ld=yes --enable-gold=default )
    43                 ;;
    44         esac
    45         if [ "${CT_BINUTILS_GOLD_THREADED}" = "y" ]; then
    46             extra_config+=( --enable-threads )
    47         fi
    48     fi
    49     if [ "${CT_BINUTILS_PLUGINS}" = "y" ]; then
    50         extra_config+=( --enable-plugins )
    51     fi
    52 
    53     CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
    54 
    55     CFLAGS="${CT_CFLAGS_FOR_HOST}"                              \
    56     CT_DoExecLog CFG                                            \
    57     "${CT_SRC_DIR}/binutils-${CT_BINUTILS_VERSION}/configure"   \
    58         --build=${CT_BUILD}                                     \
    59         --host=${CT_HOST}                                       \
    60         --target=${CT_TARGET}                                   \
    61         --prefix=${CT_PREFIX_DIR}                               \
    62         --disable-nls                                           \
    63         --disable-multilib                                      \
    64         --disable-werror                                        \
    65         "${extra_config[@]}"                                    \
    66         ${CT_ARCH_WITH_FLOAT}                                   \
    67         ${CT_BINUTILS_EXTRA_CONFIG}                             \
    68         ${BINUTILS_SYSROOT_ARG}
    69 
    70     if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
    71         extra_make_flags+=("LDFLAGS=-all-static")
    72         CT_DoLog EXTRA "Prepare binutils for static build"
    73         CT_DoExecLog ALL make configure-host
    74     fi
    75 
    76     CT_DoLog EXTRA "Building binutils"
    77     CT_DoExecLog ALL make "${extra_make_flags[@]}" ${PARALLELMFLAGS}
    78 
    79     CT_DoLog EXTRA "Installing binutils"
    80     CT_DoExecLog ALL make install
    81 
    82     # Make those new tools available to the core C compilers to come.
    83     # Note: some components want the ${TARGET}-{ar,as,ld,strip} commands as
    84     # well. Create that.
    85     mkdir -p "${CT_CC_CORE_STATIC_PREFIX_DIR}/${CT_TARGET}/bin"
    86     mkdir -p "${CT_CC_CORE_STATIC_PREFIX_DIR}/bin"
    87     mkdir -p "${CT_CC_CORE_SHARED_PREFIX_DIR}/${CT_TARGET}/bin"
    88     mkdir -p "${CT_CC_CORE_SHARED_PREFIX_DIR}/bin"
    89     for t in ar as ld strip; do
    90         ln -sv "${CT_PREFIX_DIR}/bin/${CT_TARGET}-${t}" "${CT_CC_CORE_STATIC_PREFIX_DIR}/${CT_TARGET}/bin/${t}"
    91         ln -sv "${CT_PREFIX_DIR}/bin/${CT_TARGET}-${t}" "${CT_CC_CORE_STATIC_PREFIX_DIR}/bin/${CT_TARGET}-${t}"
    92         ln -sv "${CT_PREFIX_DIR}/bin/${CT_TARGET}-${t}" "${CT_CC_CORE_SHARED_PREFIX_DIR}/${CT_TARGET}/bin/${t}"
    93         ln -sv "${CT_PREFIX_DIR}/bin/${CT_TARGET}-${t}" "${CT_CC_CORE_SHARED_PREFIX_DIR}/bin/${CT_TARGET}-${t}"
    94     done 2>&1 |CT_DoLog ALL
    95 
    96     CT_EndStep
    97 }
    98 
    99 # Now on for the target libraries
   100 do_binutils_target() {
   101     local -a extra_config
   102     local -a targets
   103     local -a build_targets
   104     local -a install_targets
   105     local t
   106 
   107     [ "${CT_BINUTILS_FOR_TARGET_IBERTY}" = "y" ] && targets+=("libiberty")
   108     [ "${CT_BINUTILS_FOR_TARGET_BFD}"    = "y" ] && targets+=("bfd")
   109     for t in "${targets[@]}"; do
   110         build_targets+=("all-${t}")
   111         install_targets+=("install-${t}")
   112     done
   113 
   114     if [ "${#targets[@]}" -ne 0 ]; then
   115         CT_DoStep INFO "Installing binutils for target"
   116         mkdir -p "${CT_BUILD_DIR}/build-binutils-for-target"
   117         CT_Pushd "${CT_BUILD_DIR}/build-binutils-for-target"
   118 
   119         CT_DoLog EXTRA "Configuring binutils for target"
   120         CT_DoExecLog ALL                                            \
   121         "${CT_SRC_DIR}/binutils-${CT_BINUTILS_VERSION}/configure"   \
   122             --build=${CT_BUILD}                                     \
   123             --host=${CT_TARGET}                                     \
   124             --target=${CT_TARGET}                                   \
   125             --prefix=/usr                                           \
   126             --disable-werror                                        \
   127             --enable-shared                                         \
   128             --enable-static                                         \
   129             --disable-nls                                           \
   130             --disable-multilib                                      \
   131             "${extra_config[@]}"                                    \
   132             ${CT_ARCH_WITH_FLOAT}                                   \
   133             ${CT_BINUTILS_EXTRA_CONFIG}
   134 
   135         CT_DoLog EXTRA "Building binutils' libraries (${targets[*]}) for target"
   136         CT_DoExecLog ALL make ${PARALLELMFLAGS} "${build_targets[@]}"
   137         CT_DoLog EXTRA "Installing binutils' libraries (${targets[*]}) for target"
   138         CT_DoExecLog ALL make DESTDIR="${CT_SYSROOT_DIR}" "${install_targets[@]}"
   139 
   140         CT_Popd
   141         CT_EndStep
   142     fi
   143 }