build-and-test-qemu.yml

name: build and test with QEMU
on:
  push:
    branches:
      - 'main'
  pull_request:
jobs:
  test-on-ubuntu-latest-with-qemu:
    strategy:
      matrix:
        # only test specific parameter pairs, not the cross product
        include:
          - target: "armv7-unknown-linux-gnueabihf"
            linker: "arm-linux-gnueabihf-gcc"
            wrapper: "qemu-arm-static"
            packages: "g++-arm-linux-gnueabihf libc6-dev-armhf-cross"
          - target: "aarch64-unknown-linux-gnu"
            linker: "aarch64-linux-gnu-gcc"
            wrapper: "qemu-aarch64-static"
            packages: "g++-aarch64-linux-gnu libc6-dev-arm64-cross"
          - target: "x86_64-unknown-linux-gnu"
            linker: "cc"
            wrapper: "qemu-x86_64-static -cpu max" # enable AVX512
            packages: ""
    runs-on: ubuntu-latest
    name: test on ${{ matrix.target }}
    steps:
      - name: install prerequisites
        uses: awalsh128/cache-apt-pkgs-action@latest
        with:
          packages: ${{ matrix.packages }} qemu-user-static meson nasm
          version: 1.0 # version of cache to load
      - name: git checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 1
      - name: cache rust dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/bin/
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            target/
          key: ${{ matrix.target }}-cargo-and-target-${{ hashFiles('**/Cargo.lock') }}
      - name: cargo build for ${{ matrix.target }}
        run: |
          rustup target add ${{ matrix.target }}
          RUSTFLAGS="-C target-feature=+crt-static -C linker=${{ matrix.linker }}" \
            cargo build --release --target ${{ matrix.target }}
      - name: run tests
        run: |
            .github/workflows/test.sh -t 2 \
              -r target/${{ matrix.target }}/release/dav1d \
              -s target/${{ matrix.target }}/release/seek_stress \
              -w "${{ matrix.wrapper }}"
      - name: upload build artifacts
        if: ${{ !cancelled() }}
        uses: actions/upload-artifact@v4
        with:
          name: meson-test-logs-${{ matrix.target }}
          path: |
             ${{ github.workspace }}/build/meson-logs/testlog.txt