version: 2
jobs:
  build:
    docker:
      - image: circleci/python

    steps:
      - checkout

      - run:
          name: Check current directory
          command: pwd
      - run:
          name: Check current directory content
          command: ls
      - run:
          name: Installing GCC
          command: 'sudo apt-get update && sudo apt-get install -y gcc g++'
      - run:
          name: Install CMAKE
          command: 'sudo apt-get update && sudo apt-get install -y cmake ninja-build'
      - run:
          name: Check gcc version
          command: gcc --version

      - restore_cache:
          key: ONNF-{{ arch }}

      - run:
          name: Install MLIR
          command: |
            if [ ! -f /llvm-project/build/bin/mlir-opt ]; then
              git clone https://github.com/llvm/llvm-project.git  
              git clone https://github.com/tensorflow/mlir llvm-project/llvm/projects/mlir 
              mkdir llvm-project/build 
              cd llvm-project/build 
              cmake -G Ninja ../llvm -DLLVM_ENABLE_RTTI=ON  -DLLVM_BUILD_EXAMPLES=OFF -DLLVM_TARGETS_TO_BUILD="host" -DCMAKE_BUILD_TYPE=Release
              CMAKE_EXE_LINKER_FLAGS="-Wl,--reduce-memory-overheads -Wl,--hash-size=512" cmake --build . --target check-mlir -- -j 4
            fi

      - save_cache:
          key: ONNF-{{ arch }}
          paths:
            - llvm-project

      - run:
          name: Install ONNF
          command: |
            mkdir build && cd build
            LLVM_SRC=$(pwd)/../llvm-project/llvm LLVM_BUILD=$(pwd)/../llvm-project/build cmake ..
            make -j4

      - run:
          name: Print the Current Time
          command: date