exo/.github/workflows/test.yml

name: Unit Tests
env:
  # increment this when downloads substantially change to avoid the internet
  DOWNLOAD_CACHE_VERSION: '5'
  RUN_PROCESS_REPLAY: 1

on:
  push:
    branches:
      - master
  pull_request:
  workflow_dispatch:

jobs:
  uops:
    name: uops tests
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
    - name: Checkout Code
      uses: actions/checkout@v4
    - name: Set up Python 3.12
      uses: actions/setup-python@v5
      with:
        python-version: 3.12
    - name: Cache python packages
      uses: actions/cache@v4
      with:
        path: ${{ env.Python3_ROOT_DIR }}/lib/python3.12/site-packages
        key: uops-packages-${{ hashFiles('**/setup.py') }}-3.12
    - name: Install dependencies
      run: pip install -e '.[testing]' --extra-index-url https://download.pytorch.org/whl/cpu
    - name: Test IMAGE=2 support
      run: |
        IMAGE=2 PYTHON=1 python3 test/test_ops.py TestOps.test_gemm
        IMAGE=2 PYTHON=1 python3 test/test_ops.py TestOps.test_simple_conv2d
    - name: Test emulated METAL tensor cores
      run: DEBUG=2 EMULATE_METAL=1 FORWARD_ONLY=1 PYTHON=1 python3 test/test_ops.py TestOps.test_big_gemm
    - name: Test emulated AMD tensor cores
      run: |
        PYTHONPATH=. DEBUG=2 EMULATE_AMD=1 FORWARD_ONLY=1 PYTHON=1 N=16 HALF=1 ACC_HALF=0 python3 ./extra/gemm/simple_matmul.py
        PYTHONPATH=. DEBUG=2 EMULATE_AMD=1 FORWARD_ONLY=1 PYTHON=1 N=64 HALF=1 ACC_HALF=0 python3 ./extra/gemm/simple_matmul.py
        PYTHONPATH=. DEBUG=2 EMULATE_AMD=1 FORWARD_ONLY=1 PYTHON=1 N=16 HALF=1 ACC_HALF=1 python3 ./extra/gemm/simple_matmul.py
        PYTHONPATH=. DEBUG=2 EMULATE_AMD=1 FORWARD_ONLY=1 PYTHON=1 N=64 HALF=1 ACC_HALF=1 python3 ./extra/gemm/simple_matmul.py
    - name: Test emulated CUDA tensor cores
      run: DEBUG=2 EMULATE_CUDA=1 FORWARD_ONLY=1 PYTHON=1 python3 test/test_ops.py TestOps.test_gemm
    - name: Full test tensor cores
      run: |
        PYTHONPATH=. DEBUG=2 EMULATE_METAL=1 FORWARD_ONLY=1 PYTHON=1 python3 ./test/test_linearizer.py TestLinearizer.test_tensor_cores
        PYTHONPATH=. DEBUG=2 EMULATE_AMD=1 FORWARD_ONLY=1 PYTHON=1 python3 ./test/test_linearizer.py TestLinearizer.test_tensor_cores
        PYTHONPATH=. DEBUG=2 EMULATE_CUDA=1 FORWARD_ONLY=1 PYTHON=1 python3 ./test/test_linearizer.py TestLinearizer.test_tensor_cores
    - name: Test dtype with Python emulator
      run: DEBUG=1 PYTHONPATH=. PYTHON=1 python3 -m pytest -n=auto test/test_dtype.py test/test_dtype_alu.py
    - name: Test ops with Python emulator
      run: DEBUG=2 PYTHON=1 python3 -m pytest -n=auto test/test_ops.py -k "not (test_split or test_simple_cumsum or test_cumsum or test_einsum or test_dot or test_dot_1d or test_big_gemm or test_broadcastdot or test_multidot or test_var_axis or test_std_axis or test_broadcast_full or test_broadcast_partial or test_simple_conv3d or test_dilated_conv_transpose2d or test_simple_conv_transpose3d or test_large_input_conv2d or test_maxpool2d or test_maxpool2d_simple or test_maxpool2d_bigger_stride or test_avgpool2d or test_cat or test_scaled_product_attention or test_scaled_product_attention_causal or test_slice_fancy_indexing_dim_inject_none or test_slice_fancy_indexing_list_indices or test_slice_fancy_indexing_no_dim_collapse or test_slice_fancy_indexing_tuple_indices or test_slice_fancy_indexing_list_with_tensors or test_slice_fancy_indexing_dim_collapse_int)" --durations=20
    - name: Test uops with Python emulator
      run: PYTHON=1 python3 -m pytest test/test_uops.py --durations=20
    - name: Test symbolic with Python emulator
      run: PYTHONPATH=. PYTHON=1 python3 test/test_symbolic_ops.py
    - name: test_linearizer_failures with Python emulator
      run: PYTHONPATH=. PYTHON=1 python3 -m pytest -rA test/test_linearizer_failures.py::TestLinearizerFailures::test_failure_1

  linter:
    name: Linters
    runs-on: ubuntu-latest
    timeout-minutes: 10

    # TODO: run the pre-commit hook to replace a lot of this
    steps:
    - name: Checkout Code
      uses: actions/checkout@v4
    - name: Set up Python 3.8
      uses: actions/setup-python@v5
      with:
        python-version: 3.8
    - name: Cache python packages
      uses: actions/cache@v4
      with:
        path: ${{ env.Python3_ROOT_DIR }}/lib/python3.8/site-packages
        key: linting-packages-${{ hashFiles('**/setup.py') }}-3.8
    - name: Install dependencies
      run: pip install -e '.[linting,testing,docs]' --extra-index-url https://download.pytorch.org/whl/cpu
    - name: Lint with pylint
      run: python -m pylint --disable=all -e W0311 -e C0303 --jobs=0 --indent-string='  ' **/*.py
    - name: Lint with ruff
      run: |
        pip3 install --upgrade --force-reinstall ruff
        python3 -m ruff check .
    - name: Lint tinygrad with pylint
      run: python -m pylint tinygrad/
    - name: Run mypy
      run: python -m mypy --strict-equality
    - name: Test Docs
      run: |
        python docs/abstractions2.py
        python docs/abstractions3.py
    - name: Test Docs Build
      run: mkdocs build --strict
    - name: Test Quickstart
      run: awk '/```python/{flag=1;next}/```/{flag=0}flag' docs/quickstart.md > quickstart.py &&  PYTHONPATH=. python quickstart.py
    - name: Test README
      run: awk '/```python/{flag=1;next}/```/{flag=0}flag' README.md > README.py &&  PYTHONPATH=. python README.py
    - name: Fuzz Test symbolic
      run: python test/external/fuzz_symbolic.py
    - name: Fuzz Test shapetracker
      run: |
        PYTHONPATH="." python test/external/fuzz_shapetracker.py
        PYTHONPATH="." python test/external/fuzz_shapetracker_math.py
    - name: Test to_movement_ops
      run: PYTHONPATH="." python extra/to_movement_ops.py
    - name: Use as an external package
      run: |
        mkdir $HOME/test_external_dir
        cd $HOME/test_external_dir
        python -m venv venv
        source venv/bin/activate
        pip install $GITHUB_WORKSPACE
        python -c "from tinygrad.tensor import Tensor; print(Tensor([1,2,3,4,5]))"
    - name: Test DEBUG
      run: DEBUG=100 python3 -c "from tinygrad import Tensor; N = 1024; a, b = Tensor.rand(N, N), Tensor.rand(N, N); c = (a.reshape(N, 1, N) * b.T.reshape(1, N, N)).sum(axis=2); print((c.numpy() - (a.numpy() @ b.numpy())).mean())"
    - name: Repo line count <8500 lines
      run: MAX_LINE_COUNT=8500 python sz.py

  testopencl:
    strategy:
      fail-fast: false
      matrix:
        task: [optimage, onnx]

    name: ${{ matrix.task=='optimage'&&'GPU IMAGE+compile Tests' || matrix.task=='onnx'&&'ONNX+Optimization Tests' }}
    runs-on: ubuntu-20.04
    timeout-minutes: 10

    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
      - name: Install OpenCL
        run: |
          echo 'Acquire::http::Pipeline-Depth "5";' | sudo tee -a /etc/apt/apt.conf.d/99parallel
          echo "deb [ allow-insecure=yes ] https://apt.repos.intel.com/oneapi all main" | sudo tee /etc/apt/sources.list.d/oneAPI.list
          sudo apt update || true
          sudo apt install --allow-unauthenticated -y --no-install-recommends \
            intel-oneapi-runtime-openmp=2023.2.1-16 intel-oneapi-runtime-compilers-common=2023.2.1-16 intel-oneapi-runtime-compilers=2023.2.1-16 \
            intel-oneapi-runtime-dpcpp-sycl-opencl-cpu=2023.2.1-16 intel-oneapi-runtime-tbb-common=2021.10.0-49541 \
            intel-oneapi-runtime-tbb=2021.10.0-49541 intel-oneapi-runtime-opencl=2023.2.1-16
      - name: Set up Python 3.11
        uses: actions/setup-python@v5
        with:
          python-version: 3.11
      - name: Cache python packages
        uses: actions/cache@v4
        with:
          path: ${{ env.Python3_ROOT_DIR }}/lib/python3.11/site-packages
          key: testing-packages-${{ hashFiles('**/setup.py') }}
      - name: Cache downloads
        uses: actions/cache@v4
        with:
          path: ~/.cache/tinygrad/downloads/
          key: downloads-cache-${{ matrix.task }}-${{ env.DOWNLOAD_CACHE_VERSION }}
      - name: Install Dependencies
        run: pip install -e '.[testing,testing_tf]' --extra-index-url https://download.pytorch.org/whl/cpu
      - if: ${{ matrix.task == 'optimage' }}
        name: Run Kernel Count Test
        run: PYTHONPATH="." GPU=1 python -m pytest -n=auto test/external/external_test_opt.py
      - if: ${{ matrix.task == 'optimage'}}
        name: Test WINO=1
        run: GPU=1 DEBUG=2 WINO=1 python3 test/test_ops.py TestOps.test_simple_conv2d
      - if: ${{ matrix.task == 'optimage'}}
        name: Test GPU IMAGE=2 ops + training
        run: |
          GPU=1 IMAGE=2 python -m pytest -n=auto test/test_ops.py
          GPU=1 IMAGE=2 python3 test/models/test_end2end.py TestEnd2End.test_linear_mnist
      - if: ${{ matrix.task == 'optimage' }}
        name: Test openpilot model compile and size
        run: |
          PYTHONPATH="." DEBUG=2 ALLOWED_KERNEL_COUNT=208 FLOAT16=1 DEBUGCL=1 GPU=1 IMAGE=2 python examples/openpilot/compile2.py
          python -c 'import os; assert os.path.getsize("/tmp/output.thneed") < 100_000_000'
      - if: ${{ matrix.task == 'optimage' }}
        name: Test openpilot model correctness (float32)
        run: PYTHONPATH="." FLOAT16=0 DEBUGCL=1 GPU=1 IMAGE=2 python examples/openpilot/compile2.py
      - if: ${{ matrix.task == 'optimage' }}
        name: Test openpilot alt model correctness (float32)
        run: PYTHONPATH="." FLOAT16=0 DEBUGCL=1 GPU=1 IMAGE=2 python examples/openpilot/compile2.py https://github.com/commaai/openpilot/raw/3799fe46b3a629e491d4b8498b8ae83e4c88c304/selfdrive/modeld/models/supercombo.onnx
      - if: ${{ matrix.task == 'optimage' }}
        name: Test openpilot fastvits model correctness (float32)
        run: PYTHONPATH="." FLOAT16=0 DEBUGCL=1 GPU=1 IMAGE=2 python examples/openpilot/compile2.py https://github.com/commaai/openpilot/raw/9118973ed03c1ae1d40cf69a29507ec2cc78efd7/selfdrive/modeld/models/supercombo.onnx
      - if: ${{ matrix.task == 'optimage' }}
        name: Compile EfficientNet to C and test it
        run: |
          CLANG=1 PYTHONPATH="." python examples/compile_efficientnet.py > recognize.c
          clang -O2 recognize.c -lm -o recognize
          cat test/models/efficientnet/Chicken.jpg | ./recognize | grep cock
      - if: ${{ matrix.task == 'onnx' }}
        name: Test ONNX (GPU)
        run: GPU=1 python -m pytest -n=auto test/external/external_test_onnx_backend.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Test ONNX (CLANG)
        run: CLANG=1 python -m pytest -n=auto test/external/external_test_onnx_backend.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Test Action Space
        run: PYTHONPATH="." GPU=1 python3 extra/optimization/get_action_space.py
      - if: ${{ matrix.task == 'onnx' }}
        name: Test Beam Search
        run: PYTHONPATH="." GPU=1 IGNORE_BEAM_CACHE=1 python3 -m pytest extra/optimization/test_beam_search.py
      - if: ${{ matrix.task == 'onnx' }}
        name: Test MLPerf optimizers
        run: GPU=1 python -m pytest -n=auto test/external/external_test_optim.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Test MLPerf losses
        run: GPU=1 python -m pytest -n=auto test/external/external_test_losses.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Test MLPerf metrics
        run: GPU=1 python -m pytest -n=auto test/external/external_test_metrics.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Test MLPerf datasets
        run: GPU=1 python -m pytest -n=auto test/external/external_test_datasets.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Test THREEFRY
        run: PYTHONPATH=. THREEFRY=1 GPU=1 python3 -m pytest test/test_randomness.py test/test_jit.py --durations=20
      - if: ${{ matrix.task == 'onnx' }}
        name: Run handcode_opt
        run: PYTHONPATH=. MODEL=resnet GPU=1 DEBUG=1 BS=4 HALF=0 python3 examples/handcode_opt.py

  #testwebgpu:
  #  name: WebGPU Tests
  #  runs-on: macos-13
  #  timeout-minutes: 10
  #  steps:
  #  - name: Checkout Code
  #    uses: actions/checkout@v4
  #  - name: Set up Python 3.11
  #    uses: actions/setup-python@v5
  #    with:
  #      python-version: 3.11
  #  - name: Cache python packages
  #    uses: actions/cache@v4
  #    with:
  #      path: /Users/runner/Library/Python/3.11/lib/python/site-packages
  #      key: webgpu-testing-user3-packages-${{ hashFiles('**/setup.py') }}
  #  - name: Install Dependencies
  #    run: pip install --user -e '.[webgpu,testing]' --extra-index-url https://download.pytorch.org/whl/cpu
  #  - name: Cache downloads
  #    uses: actions/cache@v4
  #    with:
  #      path: ~/Library/Caches/tinygrad/downloads/
  #      key: downloads-cache-webgpu-${{ env.DOWNLOAD_CACHE_VERSION }}
  #  - name: Check Device.DEFAULT (WEBGPU) and print some source
  #    run: |
  #      WEBGPU=1 python -c "from tinygrad import Device; assert Device.DEFAULT == 'WEBGPU', Device.DEFAULT"
  #      WEBGPU=1 DEBUG=4 FORWARD_ONLY=1 python3 test/test_ops.py TestOps.test_add
    #- name: Run webgpu pytest
    #  run: WEBGPU=1 WGPU_BACKEND_TYPE=Metal python -m pytest -n=auto
  #  - name: Run selected webgpu tests
  #    run: |
  #      WEBGPU=1 WGPU_BACKEND_TYPE=Metal python -m pytest -n=auto test/test_ops.py test/test_dtype.py \
  #      test/test_jit.py test/test_symbolic_ops.py test/test_symbolic_jit.py test/test_linearizer.py \
  #      test/test_linearizer_failures.py test/test_nn.py
  #  - name: Build WEBGPU Efficientnet
  #    run: WEBGPU=1 WGPU_BACKEND_TYPE=Metal python -m examples.compile_efficientnet
  #  - name: Install Puppeteer
  #    run: npm install puppeteer
  #  - name: Run WEBGPU Efficientnet
  #    run: node test/web/test_webgpu.js

  testmetal:
    name: Metal Tests
    runs-on: macos-14
    timeout-minutes: 20

    steps:
    - name: Checkout Code
      uses: actions/checkout@v4
      with:
        fetch-depth: 2 # NOTE: this fetches the HEAD commit of the PR
    - name: Set up Python 3.11
      uses: actions/setup-python@v5
      with:
        python-version: 3.11
    - name: Cache python packages
      uses: actions/cache@v4
      with:
        path: /Users/runner/Library/Python/3.11/lib/python/site-packages
        key: metal-m1-testing-user3-packages-${{ hashFiles('**/setup.py') }}
    - name: Install Dependencies
      run: pip install --user -e '.[testing]' --extra-index-url https://download.pytorch.org/whl/cpu
    - name: Cache downloads
      uses: actions/cache@v4
      with:
        path: ~/Library/Caches/tinygrad/downloads/
        key: downloads-cache-metal-only-${{ env.DOWNLOAD_CACHE_VERSION }}
    - name: Check Device.DEFAULT (METAL) and print some source
      run: |
        METAL=1 python -c "from tinygrad import Device; assert Device.DEFAULT == 'METAL', Device.DEFAULT"
        METAL=1 DEBUG=4 FORWARD_ONLY=1 python3 test/test_ops.py TestOps.test_add
    - name: Run metal test
      run: JIT=2 METAL=1 python -m pytest -n=auto test/ --ignore=test/external --ignore=test/models --durations=20
    - name: Run real world test
      run: JIT=2 METAL=1 python -m pytest -n=auto test/models/test_real_world.py --durations=20
    - name: Run ONNX
      run: JIT=2 METAL=1 python -m pytest -n=auto test/external/external_test_onnx_backend.py --durations=20
    - name: Test tensor core ops (fake)
      run: TC=2 METAL=1 DEBUG=3 python test/test_ops.py TestOps.test_gemm
    - name: Test tensor core ops (real)
      run: METAL=1 DEBUG=3 python test/test_ops.py TestOps.test_big_gemm
    - name: Test LLaMA compile speed
      run: PYTHONPATH="." METAL=1 python test/external/external_test_speed_llama.py
    - name: Test Beam Search
      run: PYTHONPATH="." METAL=1 IGNORE_BEAM_CACHE=1 python3 -m pytest extra/optimization/test_beam_search.py
    - name: Fuzz Test linearizer
      run: PYTHONPATH="." METAL=1 CACHELEVEL=0 FUZZ_ALL_ACTIONS=1 DEPTH=2 FUZZ_N=48 FUZZ_MAX_SIZE=10000000 python test/external/fuzz_linearizer.py
    - name: Fuzz Test models schedule
      run: FUZZ_SCHEDULE=1 FUZZ_SCHEDULE_MAX_PATHS=5 python -m pytest test/models/test_train.py test/models/test_end2end.py
    - name: Run TRANSCENDENTAL math
      run: TRANSCENDENTAL=2 python -m pytest -n=auto test/test_ops.py::TestOps::test_sin test/test_ops.py::TestOps::test_cos test/test_ops.py::TestOps::test_tan test/test_ops.py::TestOps::test_exp test/test_ops.py::TestOps::test_log --durations=20
    - name: Run process replay tests
      run: |
        export PR_TITLE=$(jq -r .pull_request.title "$GITHUB_EVENT_PATH")
        export COMMIT_MESSAGE=$(git show -s --format=%B ${{ github.event.pull_request.head.sha }})
        cp test/external/process_replay/process_replay.py ./process_replay.py && git fetch origin master && git -c advice.detachedHead=false checkout origin/master && PYTHONPATH=. python3 process_replay.py

#  testwebgl:
#    name: WebGL Tests
#    runs-on: ubuntu-latest
#    timeout-minutes: 10
#
#    steps:
#    - name: Checkout Code
#      uses: actions/checkout@v3
#    - name: Set up Python 3.11
#      uses: actions/setup-python@v4
#      with:
#        python-version: 3.11
#    - name: Cache python packages
#      uses: actions/cache@v4
#      with:
#        path: ${{ env.Python3_ROOT_DIR }}/lib/python3.11/site-packages
#        key: webgl-testing-packages-${{ hashFiles('**/setup.py') }}
#    - name: Install Dependencies
#      run: pip install -e '.[webgl,testing]' --extra-index-url https://download.pytorch.org/whl/cpu
#    - name: Cache downloads
#      uses: actions/cache@v4
#      with:
#        path: ~/Library/Caches/tinygrad/downloads/
#        key: downloads-cache-webgl-${{ env.DOWNLOAD_CACHE_VERSION }}
#    - name: Prepare
#      run: |
#        sudo apt-get -y install xvfb
#        sudo /usr/bin/Xvfb :0 -screen 0 4096x4096x24+32 &
#    - name: Run selected webgl tests
#      run: WEBGL=1 python -m pytest -n=auto test/test_ops.py test/test_dtype.py test/test_jit.py
#    - name: Build WebGL Efficientnet
#      run: WEBGL=1 python -m examples.compile_efficientnet

  tests:
    strategy:
      fail-fast: false
      matrix:
        backend: [llvm, clang, gpu, ptx, amd, nv] #, triton]

    name: Tests on (${{ matrix.backend }})
    runs-on: ubuntu-latest
    timeout-minutes: 20

    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 2 # NOTE: this fetches the HEAD commit of the PR
      - name: Set up Python 3.11
        uses: actions/setup-python@v5
        with:
          python-version: 3.11
      - name: Cache python packages
        uses: actions/cache@v4
        with:
          path: ${{ env.Python3_ROOT_DIR }}/lib/python3.11/site-packages
          key: ${{ matrix.backend }}-packages-${{ hashFiles('**/setup.py') }}
      - name: Cache downloads
        uses: actions/cache@v4
        with:
          path: ~/.cache/tinygrad/downloads/
          key: downloads-cache-${{ matrix.backend }}-${{ env.DOWNLOAD_CACHE_VERSION }}
      - name: Set env
        run: printf "${{ matrix.backend == 'llvm' && 'LLVM=1' || matrix.backend == 'clang' && 'CLANG=1' || matrix.backend == 'gpu' && 'GPU=1' || matrix.backend == 'PTX' && 'FORWARD_ONLY=1\nJIT=1\nOPT=2\nNV=1\nPTX=1\nMOCKGPU=1' || matrix.backend == 'triton' && 'FORWARD_ONLY=1\nJIT=1\nOPT=2\nNV=1\nMOCKGPU=1\nTRITON=1\nTRITON_PTXAS_PATH=/usr/bin/ptxas' || matrix.backend == 'amd' && 'AMD=1\nMOCKGPU=1\nFORWARD_ONLY=1' || matrix.backend == 'nv' && 'NV=1\nMOCKGPU=1\nFORWARD_ONLY=1' }}" >> $GITHUB_ENV
      - name: Install OpenCL
        if: matrix.backend == 'gpu'
        run: |
          echo 'Acquire::http::Pipeline-Depth "5";' | sudo tee -a /etc/apt/apt.conf.d/99parallel
          echo "deb [ allow-insecure=yes ] https://apt.repos.intel.com/oneapi all main" | sudo tee /etc/apt/sources.list.d/oneAPI.list
          sudo apt update || true
          sudo apt install --allow-unauthenticated -y --no-install-recommends opencl-headers \
            intel-oneapi-runtime-openmp=2023.2.1-16 intel-oneapi-runtime-compilers-common=2023.2.1-16 intel-oneapi-runtime-compilers=2023.2.1-16 \
            intel-oneapi-runtime-dpcpp-sycl-opencl-cpu=2023.2.1-16 intel-oneapi-runtime-tbb-common=2021.10.0-49541 \
            intel-oneapi-runtime-tbb=2021.10.0-49541 intel-oneapi-runtime-opencl=2023.2.1-16
      - name: Install packages (cuda)
        if: matrix.backend == 'ptx' || matrix.backend == 'triton' || matrix.backend == 'nv'
        run: |
          echo 'Acquire::http::Pipeline-Depth "5";' | sudo tee -a /etc/apt/apt.conf.d/99parallel
          sudo apt update -y || true
          sudo apt install -y --no-install-recommends git g++ cmake ninja-build llvm-15-dev zlib1g-dev libglew-dev \
            flex bison libfl-dev libboost-thread-dev libboost-filesystem-dev nvidia-cuda-toolkit-gcc libzstd-dev
      - name: Cache gpuocelot
        if: matrix.backend == 'ptx' || matrix.backend == 'triton' || matrix.backend == 'nv'
        id: cache-build
        uses: actions/cache@v4
        env:
          cache-name: cache-gpuocelot-build
        with:
          path: ${{ github.workspace }}/gpuocelot/ocelot
          key: ubuntu22.04-gpuocelot-4524e34adb7eaccc6f71262f2e21d7052bb17c2f-rebuild-7
      - name: Clone/compile gpuocelot
        if: (matrix.backend == 'ptx' || matrix.backend == 'triton' || matrix.backend == 'nv') && steps.cache-build.outputs.cache-hit != 'true'
        run: |
          git clone --recurse-submodules https://github.com/gpuocelot/gpuocelot.git ${{ github.workspace }}/gpuocelot
          cd ${{ github.workspace }}/gpuocelot/ocelot
          git checkout 4524e34adb7eaccc6f71262f2e21d7052bb17c2f
          mkdir build
          cd build
          cmake .. -Wno-dev -G Ninja -DOCELOT_BUILD_TOOLS=OFF -DCMAKE_BUILD_ALWAYS=0 -DBUILD_TESTS_CUDA=OFF
          ninja
      - name: Install gpuocelot
        if: matrix.backend == 'ptx' || matrix.backend == 'triton' || matrix.backend == 'nv'
        run: |
          cd ${{ github.workspace }}/gpuocelot/ocelot/build
          sudo ninja install -d explain
      - name: Install packages (amd)
        if: matrix.backend == 'amd'
        run: |
          echo 'Acquire::http::Pipeline-Depth "5";' | sudo tee -a /etc/apt/apt.conf.d/99parallel
          wget https://repo.radeon.com/rocm/rocm.gpg.key -O - | gpg --dearmor | sudo tee /etc/apt/keyrings/rocm.gpg > /dev/null
          sudo tee /etc/apt/sources.list.d/rocm.list <<'EOF'
          deb [arch=amd64 signed-by=/etc/apt/keyrings/rocm.gpg] https://repo.radeon.com/rocm/apt/6.1.2 jammy main
          EOF
          echo -e 'Package: *\nPin: release o=repo.radeon.com\nPin-Priority: 600' | sudo tee /etc/apt/preferences.d/rocm-pin-600
          sudo apt update || true
          sudo apt install --no-install-recommends --allow-unauthenticated -y hsa-rocr comgr hsa-rocr-dev liburing-dev libc6-dev
          curl -s https://api.github.com/repos/Qazalin/remu/releases/latest | \
          jq -r '.assets[] | select(.name == "libremu.so").browser_download_url' | \
          sudo xargs curl -L -o /usr/local/lib/libremu.so
          sudo tee --append /etc/ld.so.conf.d/rocm.conf <<'EOF'
            /opt/rocm/lib
            /opt/rocm/lib64
          EOF
          sudo ldconfig
      - name: Install dependencies
        run: pip install -e '.[testing${{matrix.backend=='llvm'&&',llvm'||matrix.backend=='ptx'&&',cuda'||matrix.backend=='triton'&&',triton'||''}}]' --extra-index-url https://download.pytorch.org/whl/cpu --extra-index-url https://aiinfra.pkgs.visualstudio.com/PublicPackages/_packaging/Triton-Nightly/pypi/simple/
      - name: Check Device.DEFAULT and print some source
        run: |
          PYTHONPATH=${{ github.workspace }} python3 -c "from tinygrad import Device; assert Device.DEFAULT in ['LLVM','CLANG','CUDA','GPU','AMD','NV'], Device.DEFAULT"
          DEBUG=5 PYTHONPATH=${{ github.workspace }} FORWARD_ONLY=1 python3 test/test_ops.py TestOps.test_add
      - name: Verify OpenCL autogen
        if: matrix.backend == 'gpu'
        run: |
          cp tinygrad/runtime/autogen/opencl.py /tmp/opencl.py.bak
          ./autogen_stubs.sh opencl
          diff /tmp/opencl.py.bak tinygrad/runtime/autogen/opencl.py
      - name: Verify CUDA autogen
        if: matrix.backend == 'nv'
        run: |
          cp tinygrad/runtime/autogen/cuda.py /tmp/cuda.py.bak
          cp tinygrad/runtime/autogen/nv_gpu.py /tmp/nv_gpu.py.bak
          ./autogen_stubs.sh cuda
          ./autogen_stubs.sh nv
          diff /tmp/cuda.py.bak tinygrad/runtime/autogen/cuda.py
          diff /tmp/nv_gpu.py.bak tinygrad/runtime/autogen/nv_gpu.py
      - name: Verify AMD autogen
        if: matrix.backend == 'amd'
        run: |
          cp tinygrad/runtime/autogen/hsa.py /tmp/hsa.py.bak
          cp tinygrad/runtime/autogen/comgr.py /tmp/comgr.py.bak
          cp tinygrad/runtime/autogen/amd_gpu.py /tmp/amd_gpu.py.bak
          ./autogen_stubs.sh hsa
          ./autogen_stubs.sh comgr
          ./autogen_stubs.sh amd
          diff /tmp/hsa.py.bak tinygrad/runtime/autogen/hsa.py
          diff /tmp/comgr.py.bak tinygrad/runtime/autogen/comgr.py
          diff /tmp/amd_gpu.py.bak tinygrad/runtime/autogen/amd_gpu.py
      - name: Verify Linux autogen
        if: matrix.backend == 'amd'
        run: |
          cp tinygrad/runtime/autogen/libc.py /tmp/libc.py.bak
          cp tinygrad/runtime/autogen/io_uring.py /tmp/io_uring.py.bak
          ./autogen_stubs.sh libc
          ./autogen_stubs.sh io_uring
          diff /tmp/libc.py.bak tinygrad/runtime/autogen/libc.py
          diff /tmp/io_uring.py.bak tinygrad/runtime/autogen/io_uring.py
      - name: Run pytest (not cuda or amd)
        if: matrix.backend!='ptx' && matrix.backend!='triton' && matrix.backend != 'amd' && matrix.backend != 'nv'
        run: python -m pytest -n=auto test/ --durations=20
      # - name: Run test_ops with FUZZ_UOPS=1
      #   if: matrix.backend!='cuda' && matrix.backend!='ptx' && matrix.backend!='triton' && matrix.backend != 'amd' && matrix.backend != 'nv'
      #   run: FUZZ_UOPS=1 python -m pytest -n=auto test/test_ops.py --durations=20
      - name: Run ONNX (only LLVM)
        if: matrix.backend == 'llvm'
        run: python -m pytest -n=auto test/external/external_test_onnx_backend.py --durations=20
      - name: Run pytest (cuda)
        if: matrix.backend=='ptx'||matrix.backend=='triton'||matrix.backend=='nv'
        run: python -m pytest -n=auto test/ -k 'not (half or test_efficientnet_safetensors)' --ignore=test/external --ignore=test/models --ignore test/test_gc.py --durations=20
      - name: Run pytest (amd)
        if: matrix.backend=='amd'
        run: python -m pytest -n=auto test/test_ops.py test/test_dtype.py test/test_dtype_alu.py test/test_linearizer.py test/test_randomness.py test/imported/test_indexing.py test/test_hcq.py --durations=20
      - name: Run TRANSCENDENTAL math
        run: TRANSCENDENTAL=2 python -m pytest -n=auto test/test_ops.py::TestOps::test_sin test/test_ops.py::TestOps::test_cos test/test_ops.py::TestOps::test_tan test/test_ops.py::TestOps::test_exp test/test_ops.py::TestOps::test_log --durations=20
      - name: Run process replay tests
        run: |
          export PR_TITLE=$(jq -r .pull_request.title "$GITHUB_EVENT_PATH")
          export COMMIT_MESSAGE=$(git show -s --format=%B ${{ github.event.pull_request.head.sha }})
          cp test/external/process_replay/process_replay.py ./process_replay.py && git fetch origin master && git -c advice.detachedHead=false checkout origin/master && PYTHONPATH=. python3 process_replay.py

  #testunicorn:
  #  name: ARM64 unicorn Test
  #  runs-on: ubuntu-latest
  #  timeout-minutes: 10
  #  steps:
  #    - name: Checkout Code
  #      uses: actions/checkout@v4
  #    - name: Set up Python 3.11
  #      uses: actions/setup-python@v5
  #      with:
  #        python-version: 3.11
  #    - name: Cache python packages
  #      uses: actions/cache@v4
  #      with:
  #        path: ${{ env.Python3_ROOT_DIR }}/lib/python3.11/site-packages
  #        key: testing-arm-packages-${{ hashFiles('**/setup.py') }}
  #    - name: Install cross-assembler
  #      run: |
  #        sudo apt update -y
  #        sudo apt install -y --no-install-recommends gcc-aarch64-linux-gnu
  #    - name: Install dependencies
  #      run: pip install -e '.[testing,arm]' --extra-index-url https://download.pytorch.org/whl/cpu
  #    - name: Test arm
  #      run: CI=1 ARM64=1 CLANG=1 python -m pytest -n=auto test/ -k 'not (test_nn.py and (test_conv_transpose2d or test_conv2d))' --ignore=test/models --ignore=test/test_speed_v_torch.py --ignore=test/test_net_speed.py --ignore=test/test_specific_conv.py  --ignore=test/unit/test_disk_tensor.py