yann@331: # This file adds the function to build the gcc C compiler yann@1: # Copyright 2007 Yann E. MORIN yann@1: # Licensed under the GPL v2. See COPYING in the root of this package yann@1: yann@161: do_print_filename() { yann@161: [ "${CT_CC}" = "gcc" ] || return 0 yann@164: echo "gcc-${CT_CC_VERSION}" yann@161: } yann@161: yann@466: # Download gcc yann@63: do_cc_get() { yann@63: # Ah! gcc folks are kind of 'different': they store the tarballs in yann@63: # subdirectories of the same name! That's because gcc is such /crap/ that yann@63: # it is such /big/ that it needs being splitted for distribution! Sad. :-( yann@63: # Arrgghh! Some of those versions does not follow this convention: yann@63: # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a yann@63: # subdirectory! You bastard! yann@486: CT_GetFile "${CT_CC_FILE}" \ yann@486: {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/${CT_CC_FILE}} yann@63: } yann@63: yann@466: # Extract gcc yann@63: do_cc_extract() { yann@63: CT_ExtractAndPatch "${CT_CC_FILE}" yann@63: } yann@63: yann@331: #------------------------------------------------------------------------------ yann@331: # Core gcc pass 1 yann@331: do_cc_core_pass_1() { yann@331: # In case we're NPTL, build the static core gcc; yann@331: # in any other case, do nothing. yann@331: case "${CT_THREADS}" in yann@331: nptl) do_cc_core_static;; yann@331: esac yann@331: } yann@331: yann@331: # Core gcc pass 2 yann@331: do_cc_core_pass_2() { yann@331: # In case we're NPTL, build the shared core gcc, yann@331: # in any other case, build the static core gcc. yann@331: case "${CT_THREADS}" in yann@331: nptl) do_cc_core_shared;; yann@331: *) do_cc_core_static;; yann@331: esac yann@331: } yann@331: yann@331: #------------------------------------------------------------------------------ yann@331: # Build static core gcc yann@331: do_cc_core_static() { yann@331: mkdir -p "${CT_BUILD_DIR}/build-cc-core-static" yann@331: cd "${CT_BUILD_DIR}/build-cc-core-static" yann@331: yann@331: CT_DoStep INFO "Installing static core C compiler" yann@331: yann@567: CT_DoLog DEBUG "Copying headers to install area of bootstrap gcc, so it can build libgcc2" yann@331: mkdir -p "${CT_CC_CORE_STATIC_PREFIX_DIR}/${CT_TARGET}/include" yann@331: cp -r "${CT_HEADERS_DIR}"/* "${CT_CC_CORE_STATIC_PREFIX_DIR}/${CT_TARGET}/include" 2>&1 |CT_DoLog DEBUG yann@331: yann@331: CT_DoLog EXTRA "Configuring static core C compiler" yann@331: yann@391: extra_config="${CT_ARCH_WITH_ARCH} ${CT_ARCH_WITH_ABI} ${CT_ARCH_WITH_CPU} ${CT_ARCH_WITH_TUNE} ${CT_ARCH_WITH_FPU} ${CT_ARCH_WITH_FLOAT}" yann@645: [ "${CT_GMP_MPFR}" = "y" ] && extra_config="${extra_config} --with-gmp=${CT_PREFIX_DIR} --with-mpfr=${CT_PREFIX_DIR}" yann@528: if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then yann@528: extra_config="${extra_config} --enable-__cxa_atexit" yann@528: else yann@528: extra_config="${extra_config} --disable-__cxa_atexit" yann@528: fi yann@331: yann@523: CT_DoLog DEBUG "Extra config passed: '${extra_config}'" yann@331: yann@331: # Use --with-local-prefix so older gccs don't look in /usr/local (http://gcc.gnu.org/PR10532) yann@501: CC_FOR_BUILD="${CT_CC_NATIVE}" \ yann@331: CFLAGS="${CT_CFLAGS_FOR_HOST}" \ yann@662: CT_DoExecLog ALL \ yann@331: "${CT_SRC_DIR}/${CT_CC_FILE}/configure" \ yann@331: ${CT_CANADIAN_OPT} \ yann@331: --host=${CT_HOST} \ yann@331: --target=${CT_TARGET} \ yann@331: --prefix="${CT_CC_CORE_STATIC_PREFIX_DIR}" \ yann@331: --with-local-prefix="${CT_SYSROOT_DIR}" \ yann@331: --disable-multilib \ yann@331: --with-newlib \ yann@331: ${CC_CORE_SYSROOT_ARG} \ yann@331: ${extra_config} \ yann@331: --disable-nls \ yann@331: --enable-threads=no \ yann@331: --enable-symvers=gnu \ yann@331: --enable-languages=c \ yann@331: --disable-shared \ yann@501: --enable-target-optspace \ yann@662: ${CT_CC_CORE_EXTRA_CONFIG} yann@331: yann@331: if [ "${CT_CANADIAN}" = "y" ]; then yann@331: CT_DoLog EXTRA "Building libiberty" yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all-build-libiberty yann@331: fi yann@331: yann@331: CT_DoLog EXTRA "Building static core C compiler" yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all-gcc yann@331: yann@331: CT_DoLog EXTRA "Installing static core C compiler" yann@662: CT_DoExecLog ALL make install-gcc yann@331: yann@331: CT_EndStep yann@331: } yann@331: yann@331: #------------------------------------------------------------------------------ yann@331: # Build shared core gcc yann@331: do_cc_core_shared() { yann@331: mkdir -p "${CT_BUILD_DIR}/build-cc-core-shared" yann@331: cd "${CT_BUILD_DIR}/build-cc-core-shared" yann@331: yann@331: CT_DoStep INFO "Installing shared core C compiler" yann@331: yann@567: CT_DoLog DEBUG "Copying headers to install area of bootstrap gcc, so it can build libgcc2" yann@331: mkdir -p "${CT_CC_CORE_SHARED_PREFIX_DIR}/${CT_TARGET}/include" yann@331: cp -r "${CT_HEADERS_DIR}"/* "${CT_CC_CORE_SHARED_PREFIX_DIR}/${CT_TARGET}/include" 2>&1 |CT_DoLog DEBUG yann@331: yann@331: CT_DoLog EXTRA "Configuring shared core C compiler" yann@331: yann@391: extra_config="${CT_ARCH_WITH_ARCH} ${CT_ARCH_WITH_ABI} ${CT_ARCH_WITH_CPU} ${CT_ARCH_WITH_TUNE} ${CT_ARCH_WITH_FPU} ${CT_ARCH_WITH_FLOAT}" yann@645: [ "${CT_GMP_MPFR}" = "y" ] && extra_config="${extra_config} --with-gmp=${CT_PREFIX_DIR} --with-mpfr=${CT_PREFIX_DIR}" yann@528: if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then yann@528: extra_config="${extra_config} --enable-__cxa_atexit" yann@528: else yann@528: extra_config="${extra_config} --disable-__cxa_atexit" yann@528: fi yann@331: yann@523: CT_DoLog DEBUG "Extra config passed: '${extra_config}'" yann@331: yann@501: CC_FOR_BUILD="${CT_CC_NATIVE}" \ yann@331: CFLAGS="${CT_CFLAGS_FOR_HOST}" \ yann@662: CT_DoExecLog ALL \ yann@331: "${CT_SRC_DIR}/${CT_CC_FILE}/configure" \ yann@331: ${CT_CANADIAN_OPT} \ yann@331: --target=${CT_TARGET} \ yann@331: --host=${CT_HOST} \ yann@331: --prefix="${CT_CC_CORE_SHARED_PREFIX_DIR}" \ yann@331: --with-local-prefix="${CT_SYSROOT_DIR}" \ yann@331: --disable-multilib \ yann@331: ${CC_CORE_SYSROOT_ARG} \ yann@331: ${extra_config} \ yann@331: --disable-nls \ yann@331: --enable-symvers=gnu \ yann@331: --enable-languages=c \ yann@331: --enable-shared \ yann@501: --enable-target-optspace \ yann@662: ${CT_CC_CORE_EXTRA_CONFIG} yann@331: yann@331: # HACK: we need to override SHLIB_LC from gcc/config/t-slibgcc-elf-ver or yann@331: # gcc/config/t-libunwind so -lc is removed from the link for yann@331: # libgcc_s.so, as we do not have a target -lc yet. yann@331: # This is not as ugly as it appears to be ;-) All symbols get resolved yann@331: # during the glibc build, and we provide a proper libgcc_s.so for the yann@331: # cross toolchain during the final gcc build. yann@331: # yann@331: # As we cannot modify the source tree, nor override SHLIB_LC itself yann@331: # during configure or make, we have to edit the resultant yann@331: # gcc/libgcc.mk itself to remove -lc from the link. yann@331: # This causes us to have to jump through some hoops... yann@331: # yann@331: # To produce libgcc.mk to edit we firstly require libiberty.a, yann@331: # so we configure then build it. yann@331: # Next we have to configure gcc, create libgcc.mk then edit it... yann@331: # So much easier if we just edit the source tree, but hey... yann@331: if [ ! -f "${CT_SRC_DIR}/${CT_CC_FILE}/gcc/BASE-VER" ]; then yann@662: CT_DoExecLog ALL make configure-libiberty yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} -C libiberty libiberty.a yann@662: CT_DoExecLog ALL make configure-gcc configure-libcpp yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all-libcpp yann@331: else yann@662: CT_DoExecLog ALL make configure-gcc configure-libcpp configure-build-libiberty yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all-libcpp all-build-libiberty yann@662: fi yann@331: # HACK: gcc-4.2 uses libdecnumber to build libgcc.mk, so build it here. yann@331: if [ -d "${CT_SRC_DIR}/${CT_CC_FILE}/libdecnumber" ]; then yann@662: CT_DoExecLog ALL make configure-libdecnumber yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} -C libdecnumber libdecnumber.a yann@662: fi yann@715: yann@715: # Starting with GCC 4.3, libgcc.mk is no longer built, yann@715: # and libgcc.mvars is used instead. yann@715: yann@715: gcc_version_major=$(echo ${CT_CC_VERSION} |sed -r -e 's/^([^\.]+)\..*/\1/') yann@715: gcc_version_minor=$(echo ${CT_CC_VERSION} |sed -r -e 's/^[^\.]+\.([^.]+).*/\1/') yann@715: yann@715: if [ ${gcc_version_major} -eq 4 -a ${gcc_version_minor} -ge 3 \ yann@715: -o ${gcc_version_major} -gt 4 ]; then yann@715: libgcc_rule="libgcc.mvars" yann@715: build_rules="all-gcc all-target-libgcc" yann@715: install_rules="install-gcc install-target-libgcc" yann@715: else yann@715: libgcc_rule="libgcc.mk" yann@715: build_rules="all-gcc" yann@715: install_rules="install-gcc" yann@715: fi yann@715: yann@728: CT_DoExecLog ALL make ${PARALLELMFLAGS} -C gcc ${libgcc_rule} yann@715: sed -r -i -e 's@-lc@@g' gcc/${libgcc_rule} yann@331: yann@331: if [ "${CT_CANADIAN}" = "y" ]; then yann@331: CT_DoLog EXTRA "Building libiberty" yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all-build-libiberty yann@331: fi yann@331: yann@331: CT_DoLog EXTRA "Building shared core C compiler" yann@715: CT_DoExecLog ALL make ${PARALLELMFLAGS} ${build_rules} yann@331: yann@331: CT_DoLog EXTRA "Installing shared core C compiler" yann@715: CT_DoExecLog ALL make ${install_rules} yann@331: yann@331: CT_EndStep yann@331: } yann@331: yann@331: #------------------------------------------------------------------------------ yann@63: # Build final gcc yann@1: do_cc() { yann@48: CT_DoStep INFO "Installing final compiler" yann@1: yann@1: mkdir -p "${CT_BUILD_DIR}/build-cc" yann@1: cd "${CT_BUILD_DIR}/build-cc" yann@1: yann@50: CT_DoLog EXTRA "Configuring final compiler" yann@1: yann@1: # Enable selected languages yann@1: lang_opt="c" yann@1: [ "${CT_CC_LANG_CXX}" = "y" ] && lang_opt="${lang_opt},c++" yann@1: [ "${CT_CC_LANG_FORTRAN}" = "y" ] && lang_opt="${lang_opt},fortran" yann@1: [ "${CT_CC_LANG_ADA}" = "y" ] && lang_opt="${lang_opt},ada" yann@1: [ "${CT_CC_LANG_JAVA}" = "y" ] && lang_opt="${lang_opt},java" yann@1: [ "${CT_CC_LANG_OBJC}" = "y" ] && lang_opt="${lang_opt},objc" yann@1: [ "${CT_CC_LANG_OBJCXX}" = "y" ] && lang_opt="${lang_opt},obj-c++" yann@1: CT_Test "Building ADA language is not yet supported. Will try..." "${CT_CC_LANG_ADA}" = "y" yann@1: CT_Test "Building Objective-C language is not yet supported. Will try..." "${CT_CC_LANG_OBJC}" = "y" yann@1: CT_Test "Building Objective-C++ language is not yet supported. Will try..." "${CT_CC_LANG_OBJCXX}" = "y" yann@466: CT_Test "Building ${CT_CC_LANG_OTHERS//,/ } language(s) is not yet supported. Will try..." -n "${CT_CC_LANG_OTHERS}" yann@523: lang_opt=$(echo "${lang_opt},${CT_CC_LANG_OTHERS}" |sed -r -e 's/,+/,/g; s/,*$//;') yann@1: yann@1: extra_config="--enable-languages=${lang_opt}" yann@532: extra_config="${extra_config} --disable-multilib" yann@391: extra_config="${extra_config} ${CT_ARCH_WITH_ARCH} ${CT_ARCH_WITH_ABI} ${CT_ARCH_WITH_CPU} ${CT_ARCH_WITH_TUNE} ${CT_ARCH_WITH_FPU} ${CT_ARCH_WITH_FLOAT}" yann@545: [ "${CT_SHARED_LIBS}" = "y" ] || extra_config="${extra_config} --disable-shared" yann@645: [ "${CT_GMP_MPFR}" = "y" ] && extra_config="${extra_config} --with-gmp=${CT_PREFIX_DIR} --with-mpfr=${CT_PREFIX_DIR}" yann@545: [ -n "${CT_CC_PKGVERSION}" ] && extra_config="${extra_config} --with-pkgversion=${CT_CC_PKGVERSION}" yann@545: [ -n "${CT_CC_BUGURL}" ] && extra_config="${extra_config} --with-bugurl=${CT_CC_BUGURL}" yann@528: if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then yann@528: extra_config="${extra_config} --enable-__cxa_atexit" yann@528: else yann@528: extra_config="${extra_config} --disable-__cxa_atexit" yann@528: fi yann@1: yann@523: CT_DoLog DEBUG "Extra config passed: '${extra_config}'" yann@1: yann@1: # --enable-symvers=gnu really only needed for sh4 to work around a yann@1: # detection problem only matters for gcc-3.2.x and later, I think. yann@1: # --disable-nls to work around crash bug on ppc405, but also because yann@1: # embedded systems don't really need message catalogs... yann@501: CC_FOR_BUILD="${CT_CC_NATIVE}" \ yann@397: CFLAGS="${CT_CFLAGS_FOR_HOST}" \ yann@533: CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \ yann@533: CXXFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \ yann@533: LDFLAGS_FOR_TARGET="${CT_TARGET_LDFLAGS}" \ yann@662: CT_DoExecLog ALL \ yann@1: "${CT_SRC_DIR}/${CT_CC_FILE}/configure" \ yann@1: ${CT_CANADIAN_OPT} \ yann@1: --target=${CT_TARGET} --host=${CT_HOST} \ yann@1: --prefix="${CT_PREFIX_DIR}" \ yann@1: ${CC_SYSROOT_ARG} \ yann@1: ${extra_config} \ yann@1: --with-local-prefix="${CT_SYSROOT_DIR}" \ yann@1: --disable-nls \ yann@1: --enable-threads=posix \ yann@1: --enable-symvers=gnu \ yann@1: --enable-c99 \ yann@1: --enable-long-long \ yann@501: --enable-target-optspace \ yann@662: ${CT_CC_EXTRA_CONFIG} yann@1: yann@131: if [ "${CT_CANADIAN}" = "y" ]; then yann@1: CT_DoLog EXTRA "Building libiberty" yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all-build-libiberty yann@1: fi yann@1: yann@50: CT_DoLog EXTRA "Building final compiler" yann@662: CT_DoExecLog ALL make ${PARALLELMFLAGS} all yann@1: yann@50: CT_DoLog EXTRA "Installing final compiler" yann@662: CT_DoExecLog ALL make install yann@1: yann@217: # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able yann@217: # to call the C compiler with the same, somewhat canonical name. yann@662: ln -sv "${CT_PREFIX_DIR}/bin/${CT_TARGET}"-{g,}cc 2>&1 |CT_DoLog ALL yann@217: yann@1: CT_EndStep yann@1: }