msvc.yml

name: msvc

on: [push, pull_request]

permissions:
  contents: read # to fetch code (actions/checkout)

jobs:
  msvc:
    runs-on: windows-latest

    strategy:
      # Allow other runners in the matrix to continue if some fail
      fail-fast: false

      matrix:
        library: [shared, static]
        include:
          - library: shared
            library-flags: -DBUILD_SHARED_LIBS=ON -DBUILD_STATIC_LIBS=OFF
          - library: static
            library-flags: -DBUILD_SHARED_LIBS=OFF -DBUILD_STATIC_LIBS=ON

    defaults:
      run:
        # Use bash as default shell
        shell: bash -el {0}

    env:
      CHERE_INVOKING: 1

    steps:
      - name: get CPU name
        shell: pwsh
        run : |
          Get-CIMInstance -Class Win32_Processor | Select-Object -Property Name

      - name: checkout repository
        uses: actions/checkout@v3

      - uses: conda-incubator/setup-miniconda@v2
        with:
          auto-update-conda: true

      - name: cache conda packages
        id: conda-cache
        uses: actions/cache/restore@v3
        with:
          path: C:/Miniconda/envs/test
          key: conda:msvc

      - name: install packages with conda
        if: ${{ steps.conda-cache.outputs.cache-hit != 'true' }}
        run: |
          echo ${{ steps.conda-cache.outputs.cache-hit }}
          conda info
          conda list
          conda install -y -c conda-forge --override-channels ccache

      - name: save conda cache
        if: ${{ steps.conda-cache.outputs.cache-hit != 'true' }}
        uses: actions/cache/save@v3
        with:
          path: C:/Miniconda/envs/test
          key: ${{ steps.conda-cache.outputs.cache-primary-key }}

      - name: Prepare ccache
        # Get cache location of ccache
        # Create key that is used in action/cache/restore and action/cache/save steps
        id: ccache-prepare
        run: |
          echo "ccachedir=$(cygpath -m $(ccache -k cache_dir))" >> $GITHUB_OUTPUT
          # We include the commit sha in the cache key, as new cache entries are
          # only created if there is no existing entry for the key yet.
          echo "key=ccache-msvc-${{ matrix.library }}-${{ github.ref }}-${{ github.sha }}" >> $GITHUB_OUTPUT

      - name: Restore ccache
        uses: actions/cache/restore@v3
        with:
          path: ${{ steps.ccache-prepare.outputs.ccachedir }}
          key: ${{ steps.ccache-prepare.outputs.key }}
          # Restore a matching ccache cache entry. Prefer same branch.
          restore-keys: |
            ccache-msvc-${{ matrix.library }}-${{ github.ref }}
            ccache-msvc-${{ matrix.library }}
            ccache-msvc

      - name: Configure ccache
        # Limit the maximum size and switch on compression to avoid exceeding the total disk or cache quota.
        run: |
          which ccache
          test -d ${{ steps.ccache-prepare.outputs.ccachedir }} || mkdir -p ${{ steps.ccache-prepare.outputs.ccachedir }}
          echo "max_size = 250M" > ${{ steps.ccache-prepare.outputs.ccachedir }}/ccache.conf
          echo "compression = true" >> ${{ steps.ccache-prepare.outputs.ccachedir }}/ccache.conf
          ccache -p
          ccache -s
          echo $HOME
          cygpath -w $HOME

      - name: setup MSVC toolchain
        uses: ilammy/msvc-dev-cmd@v1

      - name: Configure OpenBLAS
        run: |
          mkdir build && cd build
          cmake -G"Ninja Multi-Config" \
                -DCMAKE_BUILD_TYPE=Release \
                ${{ matrix.library-flags }} \
                -DNOFORTRAN=ON \
                -DC_LAPACK=ON \
                -DUSE_OPENMP=ON \
                -DNUM_THREADS=64 \
                -DTARGET=CORE2 \
                -DCMAKE_C_COMPILER_LAUNCHER=ccache \
                -DCMAKE_Fortran_COMPILER_LAUNCHER=ccache \
                ..

      - name: Build OpenBLAS
        run: cd build && cmake --build . --config Release

      - name: Show ccache status
        continue-on-error: true
        run: ccache -s

      - name: Save ccache
        # Save the cache after we are done (successfully) building
        uses: actions/cache/save@v3
        with:
          path: ${{ steps.ccache-prepare.outputs.ccachedir }}
          key: ${{ steps.ccache-prepare.outputs.key }}

      - name: Run tests
        id: run-ctest
        timeout-minutes: 60
        run: cd build && PATH="${GITHUB_WORKSPACE}/build/lib/RELEASE;${PATH}" ctest -C Release

      - name: Re-run tests
        if: always() && (steps.run-ctest.outcome == 'failure')
        timeout-minutes: 60
        run: |
          cd build
          echo "::group::Re-run ctest"
          PATH="${GITHUB_WORKSPACE}/build/lib/RELEASE;${PATH}" ctest -C Release --rerun-failed --output-on-failure || true
          echo "::endgroup::"
          echo "::group::Log from these tests"
          [ ! -f Testing/Temporary/LastTest.log ] || cat Testing/Temporary/LastTest.log
          echo "::endgroup::"