add runner android build ci

Author: cccclai

.ci/scripts/build_llama_android.sh

@@ -0,0 +1,28 @@
+#!/bin/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 -ex
+
+install_executorch_and_backend_lib() {
+  echo "Installing libexecutorch.a, libportable_kernels.a, libetdump.a, libbundled_program.a"
+  rm -rf cmake-android-out && mkdir cmake-android-out
+  ANDROID_NDK=/opt/ndk
+  BUCK2=$(which buck2)
+  FLATC=$(which flatc) ANDROID_ABI=arm64-v8a
+  cmake -DBUCK2="$BUCK" -DCMAKE_TOOLCHAIN_FILE="$ANDROID_NDK"/build/cmake/android.toolchain.cmake -DANDROID_ABI=arm64-v8a -DANDROID_PLATFORM=android-23 -DCMAKE_INSTALL_PREFIX=cmake-android-out -DCMAKE_BUILD_TYPE=Release -DEXECUTORCH_BUILD_EXTENSION_MODULE=ON -DEXECUTORCH_BUILD_EXTENSION_DATA_LOADER=ON -DEXECUTORCH_ENABLE_LOGGING=1 -DEXECUTORCH_BUILD_XNNPACK=ON -DPYTHON_EXECUTABLE=python -DEXECUTORCH_BUILD_OPTIMIZED=ON -DXNNPACK_ENABLE_ARM_BF16=OFF -Bcmake-android-out .
+
+  cmake --build cmake-android-out -j16 --target install --config Release
+}
+
+build_llama_runner() {
+    echo "Exporting MobilenetV2"
+    cmake -DBUCK2=/home/chenlai/bin/buck2 -DCMAKE_TOOLCHAIN_FILE="$ANDROID_NDK"/build/cmake/android.toolchain.cmake  -DANDROID_ABI=arm64-v8a -DANDROID_PLATFORM=android-23 -DCMAKE_INSTALL_PREFIX=cmake-android-out -DCMAKE_BUILD_TYPE=Release -DPYTHON_EXECUTABLE=python -DEXECUTORCH_BUILD_OPTIMIZED=ON -Bcmake-android-out/examples/models/llama2 examples/models/llama2
+    cmake --build cmake-android-out/examples/models/llama2 -j16 --config Release
+}
+
+install_executorch_and_backend_lib
+build_llama_runner

.github/workflows/pull.yml

@@ -114,6 +114,18 @@ jobs:
         # Test llama2
         PYTHON_EXECUTABLE=python bash .ci/scripts/test_llama.sh stories110M.pt "${BUILD_TOOL}" "${DTYPE}" "${MODE}"
 
+  test-llama-runner-linux-android:
+    name: test-llama-runner-linux-android
+    uses: pytorch/test-infra/.github/workflows/linux_job.yml@main
+    with:
+      runner: linux.2xlarge
+      docker-image: executorch-ubuntu-22.04-clang12-android
+      submodules: 'true'
+      ref: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.sha }}
+      timeout: 90
+      script: |
+        bash .ci/scripts/build_llama_android.sh
+
   test-custom-ops-linux:
     name: test-custom-ops-linux
     uses: pytorch/test-infra/.github/workflows/linux_job.yml@main