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NXB backend: Add recipes for Neutron backend lowering. - #21516

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NXB backend: Add recipes for Neutron backend lowering.#21516
MartinPavella wants to merge 1 commit into
pytorch:mainfrom
nxp-upstream:nxg01483/EIEX-999-implement-recipe-for-neutron-backend

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@MartinPavella

@MartinPavella MartinPavella commented Jul 31, 2026

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Summary

This PR introduces a declarative recipe-based lowering for the NXP Neutron backend. The previous solution was implemented as executorch_pipeline.py:to_quantized_executorch_program(). The new solution provides the same functionailty and produces the same results. The benefit of the recipe-based approach is compatibility with other backends (recipe fusing) and adhering to ExecuTorch standards.

Once this is merged, the old Neutron lowering pipeline can be removed completely.

Test plan

pytest backends/nxp/tests/generic_tests/test_recipe_export.py

cc @robert-kalmar @JakeStevens @digantdesai @rascani

@MartinPavella MartinPavella self-assigned this Jul 31, 2026
@MartinPavella MartinPavella added module: nxp Issues related to NXP Neutron NPU delegation and code under backends/nxp/ release notes: nxp Changes to the NXP Neutron backend delegate labels Jul 31, 2026
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pytorch-bot Bot commented Jul 31, 2026

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🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/21516

Note: Links to docs will display an error until the docs builds have been completed.

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As of commit 4c575c7 with merge base 6683757 (image):
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@meta-cla meta-cla Bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Jul 31, 2026
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CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. module: nxp Issues related to NXP Neutron NPU delegation and code under backends/nxp/ release notes: nxp Changes to the NXP Neutron backend delegate

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