Test workflow with LLVM 19 and kernel patch v0.6 wip #8
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| name: Test workflow with LLVM 19 and kernel patch v0.6 | |
| on: | |
| push: | |
| branches: | |
| - v0.6-wip | |
| workflow_dispatch: | |
| env: | |
| MCDC_HOME: /home/github-runner/mcdc-workdir | |
| jobs: | |
| find_runner: | |
| name: Find an available self-hosted runner | |
| runs-on: self-hosted | |
| # Enforce this same runner for all later jobs that depend on this one | |
| # FIXME this requires each runner has a label the same as its name | |
| outputs: | |
| runner_name: ${{ runner.name }} | |
| # Dummy, do nothing | |
| steps: | |
| - uses: actions/checkout@v4 | |
| install_deps: | |
| name: 1. Install dependencies | |
| needs: find_runner | |
| # Enforce the same runner | |
| runs-on: ${{ needs.find_runner.outputs.runner_name }} | |
| outputs: | |
| runner_name: ${{ runner.name }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Install dependencies | |
| run: ./ci/1_install_deps.sh | |
| pull_source: | |
| name: 2. Pull the source code and apply patches | |
| needs: install_deps | |
| # Enforce the same runner | |
| runs-on: ${{ needs.install_deps.outputs.runner_name }} | |
| outputs: | |
| runner_name: ${{ runner.name }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Create a workspace from clean slate | |
| run: | | |
| rm -rf $MCDC_HOME | |
| mkdir -p $MCDC_HOME | |
| - name: Pull the source code and apply patches | |
| run: ./ci/2_pull_source.sh | |
| get_llvm: | |
| name: 3. Get LLVM | |
| needs: pull_source | |
| # Enforce the same runner | |
| runs-on: ${{ needs.pull_source.outputs.runner_name }} | |
| outputs: | |
| runner_name: ${{ runner.name }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Build from source | |
| run: ./ci/3_get_llvm.sh | |
| - name: Print LLVM build resource usage | |
| run: | | |
| cat /tmp/time.log | |
| du -sh $MCDC_HOME/llvm-project | |
| build_kernel: | |
| name: 4. Build the kernel | |
| needs: get_llvm | |
| # Enforce the same runner | |
| runs-on: ${{ needs.get_llvm.outputs.runner_name }} | |
| outputs: | |
| runner_name: ${{ runner.name }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Set up LLVM path | |
| run: echo "$MCDC_HOME/llvm-project/build/bin" >> $GITHUB_PATH | |
| - name: Print toolchain version | |
| run: | | |
| clang -v | |
| llc --version | |
| - name: Build the kernel | |
| run: ./ci/4_build_kernel.sh | |
| - name: Print full kernel build log | |
| run: cat /tmp/make.log | |
| - name: Print kernel build resource usage | |
| run: | | |
| cat /tmp/time.log | |
| du -sh $MCDC_HOME/linux | |
| - name: Print kernel binary layout | |
| run: | | |
| llvm-readelf --sections -W $MCDC_HOME/linux/vmlinux | |
| boot_kernel_and_collect_coverage: | |
| name: 5. Boot the kernel and collect coverage | |
| needs: build_kernel | |
| # Enforce the same runner | |
| runs-on: ${{ needs.build_kernel.outputs.runner_name }} | |
| outputs: | |
| runner_name: ${{ runner.name }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Set up LLVM path | |
| run: echo "$MCDC_HOME/llvm-project/build/bin" >> $GITHUB_PATH | |
| - name: Print toolchain version | |
| run: | | |
| clang -v | |
| llc --version | |
| - name: Boot the kernel and collect coverage | |
| run: ./ci/5_boot_kernel_and_collect_coverage.sh | |
| - name: Print the index of coverage report (immediately after counter reset) | |
| run: cat $MCDC_HOME/analysis_cnts_reset/text-coverage-reports/index.txt | |
| - name: Print the index of coverage report (immediately after bitmap reset) | |
| run: cat $MCDC_HOME/analysis_bits_reset/text-coverage-reports/index.txt | |
| - name: Print the index of coverage report | |
| run: cat $MCDC_HOME/analysis/text-coverage-reports/index.txt |