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-----BEGIN PGP SIGNED MESSAGE----- Hash: RIPEMD160 Valentin Longchamp schreef: > Hello, > > I am working with an arm-none-linux-gnueabi toolchain I built using > crosstool-0.42 with Martin Guy's pathes. Here is my config script so that you > have all the information: > >> #!/bin/sh >> set -ex >> TARBALLS_DIR=$HOME/EPFL/diplome_ASL/toolchain/work >> RESULT_TOP=/opt/crosstool >> export TARBALLS_DIR RESULT_TOP >> >> SRC_DIR=$HOME/EPFL/diplome_ASL/toolchain/work >> export SRC_DIR >> >> # Really, you should do the mkdir before running this, >> # and chown /opt/crosstool to yourself so you don't need to run as root. >> mkdir -p $RESULT_TOP >> >> BINUTILS_DIR=binutils-2.16.92 >> export BINUTILS_DIR >> >> BUILD=i686-pc-linux-gnu >> export BUILD >> BUILD_DIR=$HOME/EPFL/diplome_ASL/toolchain/crosstool-0.42/build/arm-none-li >> nux-gnueabi/gcc-4.1.1-glibc-2.4-nptl-2 export BUILD_DIR >> >> EXTRA_TARGET_CFLAGS=-mabi=aapcs-linux >> export EXTRA_TARGET_CFLAGS >> >> GCC_CORE_DIR=gcc-4.1.1 >> export GCC_CORE_DIR >> GCC_DIR=gcc-4.1.1 >> export GCC_DIR >> GCC_EXTRA_CONFIG=--disable-libunwind-exceptions >> export GCC_EXTRAG_CONFIG >> GCC_LANGUAGES=c,c++ >> export GCC_LANGUAGES >> >> >> GLIBCPORTS_FILENAME=glibc-ports-2.4 >> export GLIBCPORTS_FILENAME >> GLIBC_ADDON_OPTIONS=nptl,../glibc-2.4/ports >> export GLIBC_ADDON_OPTIONS >> GLIBC_DIR=glibc-2.4 >> export GLIBC_DIR >> GLIBC_EXTRA_CONFIG="--with-tls --with-__thread --enable-kernel=2.6.4 >> --with-abi=aapcs-linux" >> >> export GLIBC_EXTRA_CONFIG >> KERNELCONFIG=$HOME/EPFL/diplome_ASL/toolchain/crosstool-0.42/armeabi.config >> export KERNELCONFIG >> LINUX_DIR=linux-2.6.17.1 >> export LINUX_DIR >> >> PREFIX=/opt/crosstool/gcc-4.1.1-glibc-2.4-nptl-2/arm-none-linux-gnueabi >> export PREFIX >> SHARED_MODE=--enable-shared >> export SHARED_MODE >> >> TARGET=arm-none-linux-gnueabi >> export TARGET >> TARGET_CFLAGS=-O >> export TARGET_CFLAGS >> >> TOP_DIR=$HOME/EPFL/diplome_ASL/toolchain/crosstool-0.42 >> export TOP_DIR >> >> sh all.sh --notest > > When I add the -ffunction-sections -fdata-sections to my static builds in > order to have small and easily distributable binaries for the platform, I > still get the same huge binary, like if the whole glibc was included. > > Do I need to put some extra toolchain build config information to get the > wanted result ? > > Thank you > > Valentin A couple of ideas: Did you remember to use -gc-sections when linking? Did you strip the binary? What's your output data format? Are you creating ELF files? Not all output formats support arbitraty sections. Kristof -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFNeuTUEZ9DhGwDugRA1pQAJ45JaNn9O+iPQmhbB36DnyMTkoivgCfWQ+8 2Tgakv5Xp7tq5gbNdZszlgg= =EzBQ -----END PGP SIGNATURE----- -- For unsubscribe information see http://sourceware.org/lists.html#faq
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