.github/workflows/llvm-tests.yml

   1 name: LLVM Tests
   2
   3 permissions:
   4   contents: read
   5
   6 on:
   7   workflow_dispatch:
   8   push:
   9     branches:
  10       - 'release/**'
  11     paths:
  12       - 'llvm/**'
  13       - '.github/workflows/llvm-tests.yml'
  14       - '.github/workflows/llvm-project-tests.yml'
  15   pull_request:
  16     branches:
  17       - 'release/**'
  18     paths:
  19       - 'llvm/**'
  20       - '.github/workflows/llvm-tests.yml'
  21       - '.github/workflows/llvm-project-tests.yml'
  22
  23 concurrency:
  24   # Skip intermediate builds: always.
  25   # Cancel intermediate builds: only if it is a pull request build.
  26   group: ${{ github.workflow }}-${{ github.ref }}
  27   cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
  28
  29 jobs:
  30   check_all:
  31     if: github.repository_owner == 'llvm'
  32     name: Test llvm,clang,libclc
  33     uses: ./.github/workflows/llvm-project-tests.yml
  34     with:
  35       build_target: check-all
  36       projects: clang;libclc
  37
  38   # These need to be separate from the check_all job, becuase there is not enough disk
  39   # space to build all these projects on Windows.
  40   build_lldb:
  41     if: github.repository_owner == 'llvm'
  42     name: Build lldb
  43     uses: ./.github/workflows/llvm-project-tests.yml
  44     with:
  45       build_target: ''
  46       projects: clang;lldb
  47
  48   check_lld:
  49     if: github.repository_owner == 'llvm'
  50     name: Test lld
  51     uses: ./.github/workflows/llvm-project-tests.yml
  52     with:
  53       build_target: check-lld
  54       projects: lld
  55
  56   abi-dump-setup:
  57     if: github.repository_owner == 'llvm'
  58     runs-on: ubuntu-latest
  59     outputs:
  60       BASELINE_REF: ${{ steps.vars.outputs.BASELINE_REF }}
  61       ABI_HEADERS: ${{ steps.vars.outputs.ABI_HEADERS }}
  62       BASELINE_VERSION_MAJOR: ${{ steps.vars.outputs.BASELINE_VERSION_MAJOR }}
  63       LLVM_VERSION_MAJOR: ${{ steps.version.outputs.LLVM_VERSION_MAJOR }}
  64       LLVM_VERSION_MINOR: ${{ steps.version.outputs.LLVM_VERSION_MINOR }}
  65       LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }}
  66     steps:
  67       - name: Checkout source
  68         uses: actions/checkout@v4
  69         with:
  70           fetch-depth: 250
  71
  72       - name: Get LLVM version
  73         id: version
  74         uses: llvm/actions/get-llvm-version@main
  75
  76       - name: Setup Variables
  77         id: vars
  78         run: |
  79           if [ ${{ steps.version.outputs.LLVM_VERSION_MINOR }} -ne 0 ] || [ ${{ steps.version.outputs.LLVM_VERSION_PATCH }} -eq 0 ]; then
  80             {
  81               echo "BASELINE_VERSION_MAJOR=$(( ${{ steps.version.outputs.LLVM_VERSION_MAJOR }} - 1))"
  82               echo "ABI_HEADERS=llvm-c"
  83             } >> "$GITHUB_OUTPUT"
  84           else
  85             {
  86               echo "BASELINE_VERSION_MAJOR=${{ steps.version.outputs.LLVM_VERSION_MAJOR }}"
  87               echo "ABI_HEADERS=."
  88             } >> "$GITHUB_OUTPUT"
  89           fi
  90
  91   abi-dump:
  92     if: github.repository_owner == 'llvm'
  93     needs: abi-dump-setup
  94     runs-on: ubuntu-latest
  95     strategy:
  96       matrix:
  97         name:
  98           - build-baseline
  99           - build-latest
 100         include:
 101           - name: build-baseline
 102             llvm_version_major: ${{ needs.abi-dump-setup.outputs.BASELINE_VERSION_MAJOR }}
 103             ref: llvmorg-${{ needs.abi-dump-setup.outputs.BASELINE_VERSION_MAJOR }}.0.0
 104             repo: llvm/llvm-project
 105           - name: build-latest
 106             llvm_version_major: ${{ needs.abi-dump-setup.outputs.LLVM_VERSION_MAJOR }}
 107             ref: ${{ github.sha }}
 108             repo: ${{ github.repository }}
 109     steps:
 110       - name: Install Ninja
 111         uses: llvm/actions/install-ninja@main
 112       - name: Install abi-compliance-checker
 113         run: |
 114           sudo apt-get install abi-dumper autoconf pkg-config
 115       - name: Install universal-ctags
 116         run: |
 117           git clone https://github.com/universal-ctags/ctags.git
 118           cd ctags
 119           ./autogen.sh
 120           ./configure
 121           sudo make install
 122       - name: Download source code
 123         uses: llvm/actions/get-llvm-project-src@main
 124         with:
 125           ref: ${{ matrix.ref }}
 126           repo: ${{ matrix.repo }}
 127       - name: Configure
 128         run: |
 129           mkdir install
 130           cmake -B build -G Ninja -DCMAKE_BUILD_TYPE=Debug -DLLVM_TARGETS_TO_BUILD="" -DLLVM_BUILD_LLVM_DYLIB=ON -DCMAKE_C_FLAGS_DEBUG="-g1 -Og" -DCMAKE_CXX_FLAGS_DEBUG="-g1 -Og" -DCMAKE_INSTALL_PREFIX="$(pwd)"/install llvm
 131       - name: Build
 132         # Need to run install-LLVM twice to ensure the symlink is installed (this is a bug).
 133         run: |
 134           ninja -C build install-LLVM
 135           ninja -C build install-LLVM
 136           ninja -C build install-llvm-headers
 137       - name: Dump ABI
 138         run: |
 139           if [ "${{ needs.abi-dump-setup.outputs.ABI_HEADERS }}" = "llvm-c" ]; then
 140             nm ./install/lib/libLLVM.so | awk "/T _LLVM/ || /T LLVM/ { print $3 }" | sort -u | sed -e "s/^_//g" | cut -d ' ' -f 3 > llvm.symbols
 141             # Even though the -symbols-list option doesn't seem to filter out the symbols, I believe it speeds up processing, so I'm leaving it in.
 142             export EXTRA_ARGS="-symbols-list llvm.symbols"
 143           else
 144             touch llvm.symbols
 145           fi
 146           abi-dumper "$EXTRA_ARGS" -lver ${{ matrix.ref }} -skip-cxx -public-headers ./install/include/${{ needs.abi-dump-setup.outputs.ABI_HEADERS }} -o ${{ matrix.ref }}.abi ./install/lib/libLLVM.so
 147           # Remove symbol versioning from dumps, so we can compare across major versions.
 148           sed -i 's/LLVM_${{ matrix.llvm_version_major }}/LLVM_NOVERSION/' ${{ matrix.ref }}.abi
 149       - name: Upload ABI file
 150         uses: actions/upload-artifact@v3
 151         with:
 152           name: ${{ matrix.name }}
 153           path: ${{ matrix.ref }}.abi
 154
 155       - name: Upload symbol list file
 156         if: matrix.name == 'build-baseline'
 157         uses: actions/upload-artifact@v3
 158         with:
 159           name: symbol-list
 160           path: llvm.symbols
 161
 162   abi-compare:
 163     if: github.repository_owner == 'llvm'
 164     runs-on: ubuntu-latest
 165     needs:
 166       - abi-dump-setup
 167       - abi-dump
 168     steps:
 169       - name: Download baseline
 170         uses: actions/download-artifact@v3
 171         with:
 172           name: build-baseline
 173           path: build-baseline
 174       - name: Download latest
 175         uses: actions/download-artifact@v3
 176         with:
 177           name: build-latest
 178           path: build-latest
 179       - name: Download symbol list
 180         uses: actions/download-artifact@v3
 181         with:
 182           name: symbol-list
 183           path: symbol-list
 184
 185       - name: Install abi-compliance-checker
 186         run: sudo apt-get install abi-compliance-checker
 187       - name: Compare ABI
 188         run: |
 189           if [ -s symbol-list/llvm.symbols ]; then
 190             # This option doesn't seem to work with the ABI dumper, so passing it here.
 191             export EXTRA_ARGS="-symbols-list symbol-list/llvm.symbols"
 192           fi
 193           # FIXME: Reading of gzip'd abi files on the GitHub runners stop
 194           # working some time in March of 2021, likely due to a change in the
 195           # runner's environment.
 196           abi-compliance-checker "$EXTRA_ARGS" -l libLLVM.so -old build-baseline/*.abi -new build-latest/*.abi || test "${{ needs.abi-dump-setup.outputs.ABI_HEADERS }}" = "llvm-c"
 197       - name: Upload ABI Comparison
 198         if: always()
 199         uses: actions/upload-artifact@v3
 200         with:
 201           name: compat-report-${{ github.sha }}
 202           path: compat_reports/