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Arm backend: Add support for Zephyr as a external module

ciflow/trunk

CLA SignedThis label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed.This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed.

partner: armFor backend delegation, kernels, demo, etc. from the 3rd-party partner, ArmFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm

release notes: armChanges to the ARM backend delegateChanges to the ARM backend delegate

Status: Merged (completed).

pytorch/executorchnumber 16294

#16294 In pytorch/executorch;

· by zingo was closed on Dec 19, 2025

Arm backend: Enable disallowing transforming prior to quantization

ciflow/trunk

CLA SignedThis label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed.This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed.

partner: armFor backend delegation, kernels, demo, etc. from the 3rd-party partner, ArmFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm

release notes: noneDo not include this in the release notesDo not include this in the release notes

Status: Merged (completed).

pytorch/executorchnumber 15958

#15958 In pytorch/executorch;

· by martinlsm was closed on Dec 24, 2025

Arm backend: Update ethos-u-vela to 4.5.0

ciflow/trunk

CLA SignedThis label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed.This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed.

partner: armFor backend delegation, kernels, demo, etc. from the 3rd-party partner, ArmFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm

release notes: noneDo not include this in the release notesDo not include this in the release notes

Status: Merged (completed).

pytorch/executorchnumber 16075

#16075 In pytorch/executorch;

· by Erik-Lundell was closed on Dec 26, 2025

[Arm] Support INT16 ADD ops with TOSA reference model run

partner: armFor backend delegation, kernels, demo, etc. from the 3rd-party partner, ArmFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm

Status: Closed (completed).

Task

#13730 In pytorch/executorch;

· by Ninja91 was closed on Oct 8, 2025

Refactor/Simplify the quantized_op_fusion_pass.py with subgraph_rewriter

module: microcontrollersFor embedded MCUs like Cortex-M, or RTOS like Zephyr, does not track NPU backend like Arm Ethos.For embedded MCUs like Cortex-M, or RTOS like Zephyr, does not track NPU backend like Arm Ethos.

Status: Closed (completed).

Task

#13627 In pytorch/executorch;

· by psiddh was closed on Dec 2, 2025

FVP(CMSIS-NN Integ) : Add support to Activation Functions - cortex_m::quantized_relu.out

Status: Closed (completed).

#13711 In pytorch/executorch;

· by psiddh was closed on Dec 2, 2025

FVP (CMSIS-NN Integ): Add support to Neural Network Layers - cortex_m::quantized_conv2d.out

Status: Closed (completed).

#13707 In pytorch/executorch;

· by psiddh was closed on Dec 2, 2025

FVP(CMSIS-NN Integ) : Add support to Activation Functions - cortex_m::quantized_hardtanh.out

Status: Closed (completed).

#13712 In pytorch/executorch;

· by psiddh was closed on Dec 2, 2025

Cleanup / Follow up changes to FC linear Ops

Status: Closed (completed).

#14331 In pytorch/executorch;

· by psiddh was closed on Nov 11, 2025

Add Tutorials for CortexM / Cortex A (Rpi & Pico)

Status: Closed (completed).

#14410 In pytorch/executorch;

· by psiddh was closed on Nov 11, 2025

[Arm] Support Linear INT16 TOSA reference model run

partner: armFor backend delegation, kernels, demo, etc. from the 3rd-party partner, ArmFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm

Status: Closed (completed).

Task

#13729 In pytorch/executorch;

· by Ninja91 was closed on Sep 24, 2025

Remove API_Key secret from CI job definition

partner: samsungFor backend delegation, kernels, demo, etc. from the 3rd-party partner, SamsungFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Samsung

Status: Closed (completed).

Task

#14219 In pytorch/executorch;

· by mergennachin was closed on Sep 22, 2025

Create a CI job that automate RPI cross compilation on Linux Host

ciflow/trunk

Status: Closed (completed).

Feature

#15124 In pytorch/executorch;

· by psiddh was closed on Nov 4, 2025

Support Python 3.13

module: build/installIssues related to the cmake and buck2 builds, and to installing ExecuTorchIssues related to the cmake and buck2 builds, and to installing ExecuTorch

module: user experienceIssues related to reducing friction for usersIssues related to reducing friction for users

triagedThis issue has been looked at a team member, and triaged and prioritized into an appropriate moduleThis issue has been looked at a team member, and triaged and prioritized into an appropriate module

Status: Closed (completed).

#8292 In pytorch/executorch;

· by GregoryComer was closed on Dec 12, 2025

Arm Ethos U55/U85 Int16 Ops Support

partner: armFor backend delegation, kernels, demo, etc. from the 3rd-party partner, ArmFor backend delegation, kernels, demo, etc. from the 3rd-party partner, Arm

Status: Closed (completed).

Feature

#13840 In pytorch/executorch;

· by Ninja91 was closed on Nov 24, 2025