toolchains/.github/workflows/toolchain.yml at main · mull-project/toolchains · GitHub

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name: Build toolchain

env:
    LLVM_REF: "cd708029e0b2869e80abe31ddb175f7c35361f90" # 19.1.7
    # GH Actions are dead slow, can't build two-stage
    CMAKE_CACHE: "SingleStage" # ToolchainCache
    STAGE: "" # stage2-

on:
  push:
    branches: ["main"]
  pull_request:
    branches: ["main"]
jobs:
  toolchain-build:
    name: ${{ matrix.OS }} toolchain (${{ matrix.ARCH}})
    runs-on: ${{ matrix.RUNNER }}
    strategy:
      fail-fast: false
      matrix:
        include:
            - ARCH: x86_64
              RUNNER: ubuntu-22.04
              OS: Linux
            - ARCH: aarch64
              RUNNER: ubuntu-22.04-arm
              OS: Linux
            - ARCH: aarch64
              RUNNER: macos-latest
              OS: Darwin
    steps:
      - uses: actions/checkout@v5
      - uses: hendrikmuhs/ccache-action@v1.2
        with:
            max-size: "5000MB"
      - uses: actions/checkout@v5
        with:
            repository: 'llvm/llvm-project'
            ref: ${{ env.LLVM_REF }}
            path: 'llvm'
      - name: Install deps
        if: matrix.OS == 'Linux'
        run: |
            sudo apt-get install ninja-build
      - name: Build toolchain
        run: |
            mkdir build.dir
            cmake -G Ninja \
                -B build.dir \
                -C ${{ env.CMAKE_CACHE }}.cmake \
                llvm/llvm \
                -DCMAKE_INSTALL_PREFIX=${{ matrix.OS }}-${{ matrix.ARCH }}.toolchain
            cmake --build build.dir --target ${{ env.STAGE }}distribution
            cmake --build build.dir --target ${{ env.STAGE }}install-distribution
      - name: Package toolchain
        run: |
            tar -cvzf \
                ${{ matrix.OS }}-${{ matrix.ARCH }}.toolchain.tar.gz \
                ${{ matrix.OS }}-${{ matrix.ARCH }}.toolchain
            tar cvfJ \
                ${{ matrix.OS }}-${{ matrix.ARCH }}.toolchain.tar.xz \
                ${{ matrix.OS }}-${{ matrix.ARCH }}.toolchain
      - name: Upload toolchain
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: "*.tar.*"
          tag: ${{ github.run_id }}
          overwrite: true
          file_glob: true
          target_commit: ${{ github.sha }}