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Cache JIT-compiled CUDA kernels #3587

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9 changes: 9 additions & 0 deletions .github/actions/setup-linux/action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,15 @@ runs:
# ccache-action bug: running "apt-get update" fails on large arm runner.
update-package-index: false

- name: Cache JIT-compiled CUDA kernels
if: ${{ startsWith(inputs.toolkit, 'cuda') }}
uses: actions/cache@v5
with:
path: /tmp/mlx-ptx-cache
key: >-
ptx-${{ runner.os }}-${{ runner.arch }}-${{ inputs.toolkit }}-
${{ hashFiles('mlx/backend/cuda/**') }}

- uses: actions/setup-python@v6
with:
python-version: ${{ inputs.python-version }}
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1 change: 1 addition & 0 deletions .github/actions/test-linux/action.yml
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Expand Up @@ -44,6 +44,7 @@ runs:
shell: bash
env:
DEVICE: gpu
MLX_PTX_CACHE_DIR: /tmp/mlx-ptx-cache
run: |
echo "::group::Python tests - GPU"
python -m tests discover python/tests -v
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