61 lines
1.4 KiB
Bash
Executable File
61 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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source $(dirname $0)/setup-env.sh
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cd $LUNA_ROOT
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if [ ! -x $(command -v $ARCH-luna-as) ]
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then
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echo Binutils should be cross-built before GCC.
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exit 1
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fi
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tools/install-headers.sh # install the LibC headers before building GCC
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mkdir -p toolchain/tarballs
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mkdir -p toolchain/build
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if [ ! -f toolchain/tarballs/gcc-$LUNA_GCC_VERSION_REQUIRED.tar.xz ]; then
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echo Downloading GCC...
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wget -Otoolchain/tarballs/gcc-$LUNA_GCC_VERSION_REQUIRED.tar.xz https://ftp.gnu.org/gnu/gcc/gcc-$LUNA_GCC_VERSION_REQUIRED/gcc-$LUNA_GCC_VERSION_REQUIRED.tar.xz
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fi
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rm -rf toolchain/build/gcc-$ARCH
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rm -rf toolchain/build/gcc-$LUNA_GCC_VERSION_REQUIRED
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echo Extracting GCC...
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tar xf toolchain/tarballs/gcc-$LUNA_GCC_VERSION_REQUIRED.tar.xz -C toolchain/build/
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echo Patching GCC...
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cd toolchain
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patch -u -i $LUNA_ROOT/tools/gcc.patch -p 1 -d build
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cd -
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echo Configuring GCC...
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mkdir -p toolchain/build/gcc-$ARCH
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cd toolchain/build/gcc-$ARCH
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unset CC
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unset CXX
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unset LD
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unset AR
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../gcc-$LUNA_GCC_VERSION_REQUIRED/configure --prefix="$BUILD_PREFIX" --target=$BUILD_TARGET --disable-nls --with-sysroot=$BUILD_SYSROOT --enable-languages=c,c++ --without-headers
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echo Building GCC...
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make all-gcc -j$(nproc)
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make all-target-libgcc -j$(nproc) CFLAGS_FOR_TARGET='-g -O2 -mcmodel=large -mno-red-zone'
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echo Installing GCC...
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make install-gcc
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make install-target-libgcc
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