[Backend Tester] Add nightly CI job for XNNPACK

ghstack-source-id: 6768979
ghstack-comment-id: 3185963689
Pull-Request: #13390

Author: GregoryComer

.ci/scripts/backend-test-linux.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the BSD-style license found in the
+# LICENSE file in the root directory of this source tree.
+set -eux
+
+# shellcheck source=/dev/null
+source "$(dirname "${BASH_SOURCE[0]}")/utils.sh"
+
+read -r SUITE FLOW < <(parse_args "$@")
+
+# The generic Linux job chooses to use base env, not the one setup by the image
+eval "$(conda shell.bash hook)"
+CONDA_ENV=$(conda env list --json | jq -r ".envs | .[-1]")
+conda activate "${CONDA_ENV}"
+
+# Setup swiftshader and Vulkan SDK which are required to build the Vulkan delegate
+#source .ci/scripts/setup-vulkan-linux-deps.sh
+
+# We need the runner to test the built library.
+.ci/scripts/setup-linux.sh "cmake" "release" "false"
+
+python -m executorch.backends.test.suite.runner $SUITE --flow $FLOW --report test_results.csv

.github/workflows/nightly.yml

@@ -36,3 +36,20 @@ jobs:
     uses: ./.github/workflows/_link_check.yml
     with:
       ref: ${{ github.sha }}
+
+  backend-test-linux:
+    uses: pytorch/test-infra/.github/workflows/linux_job_v2.yml@main
+    strategy:
+      fail-fast: false
+      matrix:
+        flow: [xnnpack, xnnpack_static_int8_per_channel]
+        suite: [models, operators]
+    with:
+      ref: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.sha }}
+      runner: linux.2xlarge
+      docker-image: ci-image:executorch-ubuntu-22.04-clang12
+      submodules: recursive
+      timeout: 90
+      script: |
+        set -eux
+        .ci/scripts/backend-test-linux.sh --suite "${{ inputs.suite }}" --flow "${{ inputs.flow }}"