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mlx/.github/actions/build-macos/action.yml
2025-11-11 07:44:30 -08:00

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name: 'Build and Test on macOS'
description: 'Build and test MLX on macOS'
runs:
using: "composite"
steps:
- name: Install dependencies
shell: sh
env:
DEBUG: 1
CMAKE_ARGS: "-DCMAKE_COMPILE_WARNING_AS_ERROR=ON"
run: |
uv pip install --upgrade pip
uv pip install cmake setuptools nanobind==2.4.0
uv pip install -e . -v
- name: Generate package stubs
shell: bash
run: |
uv pip install typing_extensions
uv run --no-project setup.py generate_stubs
- name: Install tests dependencies
shell: sh
run: |
uv pip install numpy torch tensorflow unittest-xml-reporting
- name: Run Python tests
shell: bash
env:
LOW_MEMORY: 1
run: |
DEVICE=cpu uv run -m xmlrunner discover -v python/tests -o test-results/cpu
DEVICE=gpu METAL_DEVICE_WRAPPER_TYPE=1 METAL_DEBUG_ERROR_MODE=0 uv run -m xmlrunner discover -v python/tests -o test-results/gpu
mpirun --bind-to none -host localhost:8 -np 8 -x DYLD_LIBRARY_PATH=/opt/homebrew/lib/ python python/tests/mpi_test_distributed.py
mlx.launch --verbose -n 8 python/tests/ring_test_distributed.py -v 2> >(tee -a stderr.log >&2)
if $(grep "\[WARN\]" stderr.log); then echo "Distributed ring test failed"; exit 1; fi
- name: Build example extension
shell: bash
run: |
cd examples/extensions
uv pip install -r requirements.txt
uv run --no-project setup.py build_ext --inplace
uv run --no-project test.py
- name: Build CPP only
shell: bash
run: |
mkdir -p build
cd build
cmake ..
make -j $(sysctl -n hw.ncpu)
- name: Run CPP tests
shell: bash
env:
DEVICE: gpu
METAL_DEVICE_WRAPPER_TYPE: 1
METAL_DEBUG_ERROR_MODE: 0
run: ./build/tests/tests
- name: Build small binary with JIT
shell: bash
run: |
mkdir -p build
cd build
cmake .. -DCMAKE_BUILD_TYPE=MinSizeRel \
-DBUILD_SHARED_LIBS=ON \
-DMLX_BUILD_CPU=OFF \
-DMLX_BUILD_SAFETENSORS=OFF \
-DMLX_BUILD_GGUF=OFF \
-DMLX_METAL_JIT=ON
make -j $(sysctl -n hw.ncpu)
- name: Run Python tests with JIT
shell: bash
env:
LOW_MEMORY: 1
DEVICE: gpu
METAL_DEVICE_WRAPPER_TYPE: 1
METAL_DEBUG_ERROR_MODE: 0
run: |
CMAKE_ARGS="-DMLX_METAL_JIT=ON" \
uv pip install -e . -v
uv run -m xmlrunner discover \
-v python/tests \
-o test-results/gpu_jit