ncnn/.github/workflows/ios-cpu.yml

name: ios-cpu
on:
  push:
    branches: [master]
    paths-ignore: ['**.md']
  pull_request:
    branches: [master]
    paths-ignore: ['**.md']
env:
  DEVELOPER_DIR: /Applications/Xcode_12.2.app/Contents/Developer
jobs:
  ios-iphone-os:
    runs-on: macos-latest
    steps:
    - name: cancel-previous-runs
      uses: styfle/cancel-workflow-action@0.7.0
      with:
        access_token: ${{ secrets.GITHUB_TOKEN }}
    - uses: actions/checkout@v2
    - name: cache-openmp
      id: cache-openmp
      uses: actions/cache@v1
      with:
        path: openmp-install
        key: openmp-ios-install-20201213-4
    - name: openmp
      if: steps.cache-openmp.outputs.cache-hit != 'true'
      run: |
        wget https://github.com/llvm/llvm-project/releases/download/llvmorg-11.0.0/openmp-11.0.0.src.tar.xz
        tar -xf openmp-11.0.0.src.tar.xz
        cd openmp-11.0.0.src
        sed -i'' -e '/.size __kmp_unnamed_critical_addr/d' runtime/src/z_Linux_asm.S
        sed -i'' -e 's/__kmp_unnamed_critical_addr/___kmp_unnamed_critical_addr/g' runtime/src/z_Linux_asm.S
        mkdir -p build && cd build
        cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/ios.toolchain.cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=install \
            -DIOS_PLATFORM=OS -DENABLE_BITCODE=0 -DENABLE_ARC=0 -DENABLE_VISIBILITY=0 -DIOS_ARCH="armv7;arm64;arm64e" \
            -DPERL_EXECUTABLE=/usr/local/bin/perl \
            -DLIBOMP_ENABLE_SHARED=OFF -DLIBOMP_OMPT_SUPPORT=OFF -DLIBOMP_USE_HWLOC=OFF ..
        cmake --build . -j 2
        cmake --build . --target install
        mkdir $GITHUB_WORKSPACE/openmp-install
        cp -r install/* $GITHUB_WORKSPACE/openmp-install
    - name: install-openmp
      run: |
        sudo cp $GITHUB_WORKSPACE/openmp-install/include/* $DEVELOPER_DIR/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/include
        sudo cp $GITHUB_WORKSPACE/openmp-install/lib/libomp.a $DEVELOPER_DIR/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib
    - name: configure
      run: |
        mkdir build && cd build
        cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/ios.toolchain.cmake -DIOS_PLATFORM=OS -DIOS_ARCH="armv7;arm64;arm64e" \
            -DENABLE_BITCODE=0 -DENABLE_ARC=0 -DENABLE_VISIBILITY=0 \
            -DOpenMP_C_FLAGS="-Xclang -fopenmp" -DOpenMP_CXX_FLAGS="-Xclang -fopenmp" \
            -DOpenMP_C_LIB_NAMES="libomp" -DOpenMP_CXX_LIB_NAMES="libomp" \
            -DOpenMP_libomp_LIBRARY="$DEVELOPER_DIR/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib/libomp.a" \
            ..
    - name: build
      run: cmake --build build -j 2