name: VSL and VTL

on:
  push:
    paths-ignore:
      - '**.md'
      - '**.yml'
      - '!**/vsl_and_vtl_compile_ci.yml'
      - 'examples/**'
      - 'cmd/tools/vrepl.v'
  pull_request:
    paths-ignore:
      - '**.md'
      - '**.yml'
      - '!**/vsl_and_vtl_compile_ci.yml'
      - 'examples/**'
      - 'cmd/tools/vrepl.v'

concurrency:
  group: vsl-vtl-${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.sha || github.ref }}
  cancel-in-progress: true

jobs:
  vsl-compiles:
    strategy:
      matrix:
        os: [ubuntu-24.04, macos-14]
      fail-fast: false
    runs-on: ${{ matrix.os }}
    timeout-minutes: 30
    env:
      VFLAGS: -no-parallel
    steps:
      - uses: actions/checkout@v6
      - name: Cache apt packages
        if: runner.os == 'Linux'
        uses: ./.github/actions/cache-apt-packages-action
      - name: Cache Homebrew downloads
        if: runner.os == 'macOS'
        uses: actions/cache@v4
        with:
          path: ~/Library/Caches/Homebrew
          key: brew-${{ matrix.os }}-vsl-${{ hashFiles('.github/workflows/vsl_and_vtl_compile_ci.yml') }}
          restore-keys: |
            brew-${{ matrix.os }}-vsl-
            brew-${{ matrix.os }}-
      - name: Build V
        id: build
        run: make && sudo ./v symlink
      - name: Install dependencies
        run: |
          if [ "$RUNNER_OS" == 'Linux' ]; then
          .github/workflows/disable_azure_mirror.sh
          v retry -- sudo apt -qq update
          v retry -- sudo apt -qq install \
            libgc-dev libgl1-mesa-dev mesa-common-dev liblapacke-dev libopenblas-dev libopenmpi-dev \
            opencl-headers libvulkan-dev libxcursor-dev libxi-dev libxrandr-dev \
            libhdf5-cpp-103-1t64 libhdf5-dev libhdf5-mpi-dev hdf5-tools
          else
            v retry brew install coreutils hdf5 open-mpi openblas lapack opencl-headers
          fi
      - name: Install vsl
        run: v retry -- v install vsl
      - name: Test with Pure V Backend
        run: ~/.vmodules/vsl/bin/test
      - name: Test with Pure V Backend and Pure V Math
        run: ~/.vmodules/vsl/bin/test --use-cblas --skip-examples

  vtl-compiles:
    strategy:
      matrix:
        os: [ubuntu-24.04, macos-14]
      fail-fast: false
    runs-on: ${{ matrix.os }}
    timeout-minutes: 25
    env:
      VFLAGS: -no-parallel
      # Fixes complaints about $TERM not being set when running the vtl test script
      # (a warning on Linux, but an error on macOS).
      TERM: xterm
    steps:
      - uses: actions/checkout@v6
      - name: Cache apt packages
        if: runner.os == 'Linux'
        uses: ./.github/actions/cache-apt-packages-action
      - name: Cache Homebrew downloads
        if: runner.os == 'macOS'
        uses: actions/cache@v4
        with:
          path: ~/Library/Caches/Homebrew
          key: brew-${{ matrix.os }}-vtl-${{ hashFiles('.github/workflows/vsl_and_vtl_compile_ci.yml') }}
          restore-keys: |
            brew-${{ matrix.os }}-vtl-
            brew-${{ matrix.os }}-
      - name: Build V
        id: build
        run: make && sudo ./v symlink
      - name: Install dependencies
        run: |
          if [ "$RUNNER_OS" == 'Linux' ]; then
            .github/workflows/disable_azure_mirror.sh
            v retry -- sudo apt -qq update
            v retry -- sudo apt -qq install \
              libgc-dev libgl1-mesa-dev mesa-common-dev liblapacke-dev libopenblas-dev libopenmpi-dev
          else
            v retry brew install coreutils hdf5 open-mpi openblas lapack opencl-headers
          fi
          v retry v install vsl
      - name: Install vtl
        run: v retry v install vtl
      - name: Test with Pure V Backend
        run: ~/.vmodules/vtl/bin/test
      - name: Test with Pure V Backend and Pure V Math
        run: ~/.vmodules/vtl/bin/test --use-cblas