mirror of
https://github.com/justinian/jsix.git
synced 2025-12-09 16:04:32 -08:00
Remove sysroot binutils dependency
* Link host-targeted binaries with lld * Add peru script for getting prebuilt sysroot * Add readme for prebuilt sysroots * Remove non-working build_sysroot_gcc.sh, rename clang version to just build_sysroot.sh
This commit is contained in:
Justin C. Miller
@@ -2,15 +2,15 @@
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TARGET="x86_64-elf"
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NASM_VERSION="2.13.03"
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BINUTILS_VERSION="2.31.1"
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LLVM_BRANCH="release_80"
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TOOLS="clang" # lld libunwind libcxxabi libcxx"
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TOOLS="clang lld" # lld libunwind libcxxabi libcxx"
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PROJECTS="compiler-rt libcxxabi libcxx libunwind"
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#RUNTIMES="compiler-rt libcxxabi libcxx libunwind"
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set -e
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README=$(realpath "$(dirname $0)/readme_for_prebuilt_sysroots.md")
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SYSROOT=$(realpath "$(dirname $0)/../sysroot")
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WORK=$(realpath "$(dirname $0)/sysroot")
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mkdir -p "${SYSROOT}"
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@@ -45,35 +45,6 @@ function build_nasm() {
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popd
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}
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function build_binutils() {
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if [[ ! -d "${WORK}/binutils-${BINUTILS_VERSION}" ]]; then
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echo "Downloading binutils..."
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tarball="binutils-${BINUTILS_VERSION}.tar.gz"
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curl -sSOL "https://ftp.gnu.org/gnu/binutils/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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fi
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mkdir -p "${WORK}/build/binutils"
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pushd "${WORK}/build/binutils"
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if [[ ! -f "${WORK}/build/binutils/config.cache" ]]; then
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echo "Configuring binutils..."
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"${WORK}/binutils-${BINUTILS_VERSION}/configure" \
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--quiet \
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--config-cache \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--with-sysroot="${SYSROOT}" \
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--with-lib-path="${SYSROOT}/lib" \
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--disable-nls \
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--disable-werror
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fi
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echo "Building binutils..."
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(make -j && make install) > "${WORK}/build/binutils_build.log"
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popd
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}
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function build_llvm() {
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if [[ ! -d "${WORK}/llvm" ]]; then
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echo "Downloading LLVM..."
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@@ -160,6 +131,7 @@ function build_llvm() {
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-DLLVM_CONFIG_PATH="${SYSROOT}/bin/llvm-config" \
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-DLLVM_DEFAULT_TARGET_TRIPLE="x86_64-unknown-elf" \
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-DLLVM_ENABLE_LIBCXX=ON \
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-DLLVM_ENABLE_LLD=ON \
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-DLLVM_ENABLE_PIC=OFF \
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-DLLVM_ENABLE_THREADS=OFF \
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-DLLVM_INSTALL_BINUTILS_SYMLINKS=ON \
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@@ -173,7 +145,6 @@ function build_llvm() {
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# -DLIBCXX_ENABLE_STATIC_UNWINDER=ON \
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# -DLIBCXXABI_ENABLE_LLD=ON \
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# -DLIBUNWIND_ENABLE_LLD=ON \
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# -DLLVM_ENABLE_LLD=ON \
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# -DLLVM_ENABLE_PROJECTS="libcxx;libcxxabi;libunwind;compiler-rt" \
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# -DCOMPILER_RT_BAREMETAL_BUILD=ON \
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# -DLIBCXXABI_BAREMETAL=ON \
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@@ -198,7 +169,7 @@ function build_libc() {
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pushd "${WORK}/poplibc"
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echo "Building poplibc..."
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make install PREFIX="${SYSROOT}"
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pb prefix="${SYSROOT}" && ninja -C build install
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popd
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}
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@@ -210,7 +181,6 @@ function update_links() {
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}
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build_nasm
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build_binutils
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build_libc
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build_llvm
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update_links
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@@ -219,3 +189,5 @@ export CC="${SYSROOT}/bin/clang"
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export CXX="${SYSROOT}/bin/clang++"
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export LD="${SYSROOT}/bin/ld"
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build_libc
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cp "${README}" "${SYSROOT}/README.md"
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@@ -1,186 +0,0 @@
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#!/usr/bin/env bash
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TARGET="x86_64-elf"
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NASM_VERSION="2.14.02"
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GCC_VERSION="7.4.0"
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BINUTILS_VERSION="2.31.1"
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SYSROOT=$(realpath "$(dirname $0)/../sysroot")
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WORK=$(realpath "$(dirname $0)/sysroot")
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echo "Not currently supported"
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exit 1
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set -e
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mkdir -p "${SYSROOT}"
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mkdir -p "${WORK}"
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function build_nasm() {
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if [[ ! -d "${WORK}/nasm-${NASM_VERSION}" ]]; then
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echo "Downloading NASM..."
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tarball="nasm-${NASM_VERSION}.tar.gz"
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curl -sSOL "https://www.nasm.us/pub/nasm/releasebuilds/${NASM_VERSION}/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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fi
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mkdir -p "${WORK}/build/nasm"
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pushd "${WORK}/build/nasm"
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if [[ ! -f "${WORK}/build/nasm/config.cache" ]]; then
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echo "Configuring NASM..."
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"${WORK}/nasm-${NASM_VERSION}/configure" \
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--quiet \
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--config-cache \
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--disable-werror \
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--prefix="${SYSROOT}" \
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--srcdir="${WORK}/nasm-${NASM_VERSION}"
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fi
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echo "Building NASM..."
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(make -j && make install) > "${WORK}/build/nasm_build.log"
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popd
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}
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function build_binutils() {
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if [[ ! -d "${WORK}/binutils-${BINUTILS_VERSION}" ]]; then
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echo "Downloading binutils..."
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tarball="binutils-${BINUTILS_VERSION}.tar.gz"
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curl -sSOL "https://ftp.gnu.org/gnu/binutils/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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fi
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mkdir -p "${WORK}/build/binutils"
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pushd "${WORK}/build/binutils"
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if [[ ! -f "${WORK}/build/binutils/config.cache" ]]; then
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echo "Configuring binutils..."
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"${WORK}/binutils-${BINUTILS_VERSION}/configure" \
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--quiet \
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--config-cache \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--with-sysroot="${SYSROOT}" \
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--with-lib-path="${SYSROOT}/lib" \
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--disable-nls \
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--disable-werror
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fi
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echo "Building binutils..."
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(make -j && make install) > "${WORK}/build/binutils_build.log"
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popd
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}
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function build_gcc() {
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if [[ ! -d "${WORK}/gcc-${GCC_VERSION}" ]]; then
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echo "Downloading GCC..."
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tarball="gcc-${GCC_VERSION}.tar.gz"
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curl -sSOL "https://ftp.gnu.org/gnu/gcc/gcc-${GCC_VERSION}/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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# no-red-zone support version of libgcc
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echo "MULTILIB_OPTIONS += mno-red-zone" > "${WORK}/gcc-${GCC_VERSION}/gcc/config/i386/t-${TARGET}"
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echo "MULTILIB_DIRNAMES += no-red-zone" >> "${WORK}/gcc-${GCC_VERSION}/gcc/config/i386/t-${TARGET}"
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cat <<EOF >> "${WORK}/gcc-${GCC_VERSION}/gcc/config.gcc"
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case \${target} in
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${TARGET})
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tmake_file="\${tmake_file} i386/t-${TARGET}"
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;;
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esac
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EOF
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fi
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mkdir -p "${WORK}/build/gcc"
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pushd "${WORK}/build/gcc"
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if [[ ! -f "${WORK}/build/gcc/config.cache" ]]; then
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echo "Configuring GCC..."
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"${WORK}/gcc-${GCC_VERSION}/configure" \
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--quiet \
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--config-cache \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--with-sysroot="${SYSROOT}" \
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--with-native-system-header-dir="${SYSROOT}/include" \
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--with-newlib \
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--without-headers \
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--disable-nls \
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--enable-languages=c,c++ \
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--disable-shared \
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--disable-multilib \
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--disable-decimal-float \
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--disable-threads \
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--disable-libatomic \
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--disable-libgomp \
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--disable-libmpx \
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--disable-libquadmath \
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--disable-libssp \
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--disable-libvtv \
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--disable-libstdcxx
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fi
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echo "Building GCC..."
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(make -j all-gcc && make -j all-target-libgcc && \
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make install-gcc && make install-target-libgcc) > "${WORK}/build/gcc_build.log"
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popd
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}
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function build_libstdcxx() {
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mkdir -p "${WORK}/build/libstdcxx"
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pushd "${WORK}/build/libstdcxx"
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if [[ ! -f "${WORK}/build/libstdcxx/config.cache" ]]; then
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echo "Configuring libstdc++..."
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CFLAGS="-I${SYSROOT}/include" \
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CXXFLAGS="-I${SYSROOT}/include" \
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"${WORK}/gcc-${GCC_VERSION}/libstdc++-v3/configure" \
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--config-cache \
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--host="${TARGET}" \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--disable-nls \
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--disable-multilib \
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--with-newlib \
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--disable-libstdcxx-threads \
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--disable-libstdcxx-pch \
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--with-gxx-include-dir="${SYSROOT}/include/c++"
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fi
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echo "Building libstdc++..."
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(make -j && make install) > "${WORK}/build/libstdcxx_build.log"
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popd
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}
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function build_libc() {
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if [[ ! -d "${WORK}/poplibc" ]]; then
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echo "Downloading poplibc..."
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git clone \
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"https://github.com/justinian/poplibc.git" \
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"${WORK}/poplibc"
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else
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echo "Updating poplibc..."
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git -C "${WORK}/poplibc" pull
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fi
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pushd "${WORK}/poplibc"
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echo "Building poplibc..."
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make install PREFIX="${SYSROOT}"
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popd
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}
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function update_links() {
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for exe in `ls "${SYSROOT}/bin/${TARGET}-"*`; do
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base=$(echo "$exe" | sed -e "s/${TARGET}-//")
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ln -fs "${exe}" "${base}"
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done
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}
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build_nasm
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build_binutils
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build_gcc
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update_links
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export PATH="${SYSROOT}/bin:${PATH}"
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build_libc
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build_libstdcxx
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47
scripts/readme_for_prebuilt_sysroots.md
Normal file
47
scripts/readme_for_prebuilt_sysroots.md
Normal file
@@ -0,0 +1,47 @@
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# jsix OS sysroot
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This is a pre-built sysroot for building the jsix operating system kernel,
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bootloader, and utilities. This package is provided as a convenience, and
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contains software from the following repositories.
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## NASM, the Netwide Assembler
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As downloaded from [the NASM website][nasm] under the following license:
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Copyright 1996-2010 the NASM Authors - All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials provided
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with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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[nasm]: https://www.nasm.us
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## The LLVM toolchain
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The LLVM sources as downloaded via git from [llvm.org][llvm] under the terms of
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the [Apache License v2.0][apache2], modified [as described here][llvmlic].
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[llvm]: https://llvm.org
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[apache2]: https://www.apache.org/licenses/LICENSE-2.0
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[llvmlic]: https://llvm.org/docs/DeveloperPolicy.html#new-llvm-project-license-framework
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@@ -3,8 +3,8 @@
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{% block binaries %}
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cc = ${srcroot}/sysroot/bin/clang
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cxx = ${srcroot}/sysroot/bin/clang++
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ld = ${srcroot}/sysroot/bin/x86_64-elf-ld
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ar = ${srcroot}/sysroot/bin/x86_64-elf-ar
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ld = ${srcroot}/sysroot/bin/ld.lld
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ar = ${srcroot}/sysroot/bin/ar
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nasm = ${srcroot}/sysroot/bin/nasm
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objcopy = ${srcroot}/sysroot/bin/x86_64-elf-objcopy
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{% endblock %}
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@@ -36,7 +36,6 @@ ldflags = $ldflags $
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-nostdlib $
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-znocombreloc $
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-Bsymbolic $
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-nostartfiles $
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-Bstatic
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{% endblock %}
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@@ -3,10 +3,10 @@
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{% block binaries %}
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cc = ${srcroot}/sysroot/bin/clang
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cxx = ${srcroot}/sysroot/bin/clang++
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ld = ${srcroot}/sysroot/bin/x86_64-elf-ld
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ar = ${srcroot}/sysroot/bin/x86_64-elf-ar
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ld = ${srcroot}/sysroot/bin/ld.lld
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ar = ${srcroot}/sysroot/bin/ar
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nasm = ${srcroot}/sysroot/bin/nasm
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objcopy = ${srcroot}/sysroot/bin/x86_64-elf-objcopy
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objcopy = ${srcroot}/sysroot/bin/objcopy
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{% endblock %}
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{% block variables %}
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@@ -35,7 +35,6 @@ ldflags = $ldflags $
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-nostdlib $
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-znocombreloc $
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-Bsymbolic $
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-nostartfiles $
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-Bstatic $
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--sysroot="${srcroot}/sysroot" $
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-L "${srcroot}/sysroot/lib" $
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