[documentation] LK Memory Management Overview #12
Workflow file for this run
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| name: LK CI (Clang) | |
| # Brute force build a bunch of variants of LK in parallel jobs. | |
| on: [ push, pull_request ] | |
| jobs: | |
| build: | |
| runs-on: ubuntu-latest | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| toolchain-ver: [13, 14, 15] | |
| debug: [2] | |
| project: | |
| # Note: Clang toolchains do not ship with a compiler-rt (libgcc) for | |
| # all targets, so we have to restrict this build matrix to targets | |
| # that build without requiring these functions (i.e. 64-bit targets, | |
| # since 32-bit ones require functions such as __divdi3). | |
| - pc-x86-64-test | |
| - qemu-virt-arm64-test | |
| - qemu-virt-riscv64-test | |
| - qemu-virt-riscv64-supervisor-test | |
| env: | |
| PROJECT: ${{ matrix.project }} | |
| TOOLCHAIN_VER: ${{ matrix.toolchain-ver }} | |
| DEBUG: ${{ matrix.debug }} | |
| UBSAN: 0 # UBSan runtimes for baremetal are not part of the toolchain | |
| steps: | |
| - name: banner | |
| shell: bash | |
| run: | | |
| printf "Building with %d processors\n" "$(nproc)" | |
| grep -oP '(?<=model name\t: ).*' /proc/cpuinfo|head -n1 | |
| echo PROJECT = $PROJECT | |
| echo TOOLCHAIN_VER = $TOOLCHAIN_VER | |
| echo DEBUG = $DEBUG | |
| echo UBSAN = $UBSAN | |
| - name: checkout | |
| uses: actions/checkout@v3 | |
| # Install LLVM and set up the required environment variables | |
| - name: compute toolchain | |
| shell: bash | |
| run: | | |
| sudo apt install clang-${{ matrix.toolchain-ver }} lld-${{ matrix.toolchain-ver }} | |
| GCC_TOOLCHAIN_PREFIX=$(make list-toolchain | grep TOOLCHAIN_PREFIX | tail -1 | cut -d ' ' -f 3) | |
| # Map the GCC toolchain prefix to a clang --target argument: | |
| CLANG_TRIPLE=$(echo "${GCC_TOOLCHAIN_PREFIX}" | sed 's/-elf-/-unknown-elf/g') | |
| LLVM_BINDIR=/usr/lib/llvm-${{ matrix.toolchain-ver }}/bin | |
| echo "CC=${LLVM_BINDIR}/clang --target=${CLANG_TRIPLE}" >> $GITHUB_ENV | |
| echo "LD=${LLVM_BINDIR}/ld.lld" >> $GITHUB_ENV | |
| echo "OBJDUMP=${LLVM_BINDIR}/llvm-objdump" >> $GITHUB_ENV | |
| echo "OBJCOPY=${LLVM_BINDIR}/llvm-objcopy" >> $GITHUB_ENV | |
| echo "CPPFILT=${LLVM_BINDIR}/llvm-cxxfilt" >> $GITHUB_ENV | |
| echo "SIZE=${LLVM_BINDIR}/llvm-size" >> $GITHUB_ENV | |
| echo "NM=${LLVM_BINDIR}/llvm-nm" >> $GITHUB_ENV | |
| echo "STRIP=${LLVM_BINDIR}/llvm-strip" >> $GITHUB_ENV | |
| echo "TOOLCHAIN_PREFIX=/invalid/prefix/should/not/be/used" >> $GITHUB_ENV | |
| echo "LIBGCC=" >> $GITHUB_ENV | |
| cat "$GITHUB_ENV" | |
| # build it | |
| - name: build | |
| shell: bash | |
| run: | | |
| make -j $(nproc) | |
| # vim: ts=2 sw=2 expandtab |