build-pr.yml

name: build PR

# Controls when the workflow will run
on:
  # Triggers the workflow on push or pull request events but only for the main branch
  pull_request:
    branches: ['main']

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

# This controls the concurrency level for the jobs and how it's calculated
concurrency:
  group: ${{ github.workflow }}-${{ github.job }}-${{ github.ref }}
  cancel-in-progress: true

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a job for each supported OS in the form `build-<os>`
  build-linux:
    # The type of runner that the job will run on
    runs-on: ${{ matrix.os.id }}

    # We define a matrix of GCCs and OSes to build against so we can cover a variety of
    # suitable compilation environments and early discover issues. The `build-and-upload`
    # workflow contains an extended set.
    strategy:
      matrix:
        os:
          - {id: ubuntu-20.04, name: focal}
        compiler:
          - 'clang-15'
          - 'gcc-11'
        arm-compiler:
          - '12.2.Rel1'
      fail-fast: false

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Build a suitable runtime environment
      - name: Runtime environment
        shell: bash
        env:
          WORKSPACE: ${{ github.workspace }}
        # The GITHUB_WORKSPACE step here fixes https://github.com/actions/runner/issues/2058 which is an ongoing issue.
        run: |
          echo "$GITHUB_WORKSPACE=`pwd`" >> $GITHUB_ENV

      # Install a suitable system compiler for the build
      - name: Setup system GCC
        if: startsWith(matrix.compiler, 'gcc')
        shell: bash
        run: |
          CXX=${CC/#gcc/g++}
          sudo apt-add-repository ppa:ubuntu-toolchain-r/test
          sudo apt-get update
          sudo apt-get install $CC $CXX
          echo "CC=$CC" >> $GITHUB_ENV
          echo "CXX=$CXX" >> $GITHUB_ENV
        env:
          CC: ${{ matrix.compiler }}
      - name: Setup system Clang
        if: startsWith(matrix.compiler, 'clang')
        shell: bash
        run: |
          wget https://apt.llvm.org/llvm-snapshot.gpg.key
          sudo apt-key add llvm-snapshot.gpg.key
          rm llvm-snapshot.gpg.key
          sudo apt-add-repository "deb https://apt.llvm.org/${{ matrix.os.name }}/ llvm-toolchain-${{ matrix.os.name }}${CC/#clang/} main"
          sudo apt-get update
          sudo apt-get install $CC
          CXX=${CC/#clang/clang++}
          echo "CC=$CC" >> $GITHUB_ENV
          echo "CXX=$CXX" >> $GITHUB_ENV
        env:
          CC: ${{ matrix.compiler }}
        working-directory: ${{ runner.temp }}

      # Setup and use a suitable ARM GCC for the firmware
      - name: Setup ARM GCC
        uses: carlosperate/arm-none-eabi-gcc-action@v1
        with:
          release: ${{ matrix.arm-compiler }}

      # Record the versions of all the tools used in the build
      - name: Version tools
        shell: bash
        run: |
          $CC --version
          $CXX --version
          arm-none-eabi-gcc --version
          make --version

      # Checkout the repository and branch to build under the default location
      - name: Checkout
        uses: actions/checkout@v3

      # Build the firmware for all platform variants and BMDA in BMP-only mode
      - name: Build all platform variants firmware and BMP only BMDA
        run: make all_platforms HOSTED_BMP_ONLY=1

      - name: Clean
        run: make clean

      # Build all the firmware variants that have more than 128kiB of Flash, with RTT enabled
      - name: Build firmware with RTT
        run: |
          make PROBE_HOST=96b_carbon ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=blackpill-f401cc ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=blackpill-f401ce ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=blackpill-f411ce ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=f3 ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=f4discovery ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=hydrabus ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=launchpad-icdi ENABLE_RTT=1
          make -C src clean
          make PROBE_HOST=stlinkv3 ENABLE_RTT=1

      - name: Clean
        run: make clean

      # Having tested the BMP-only BMDA builds, now install the deps for full BMDA
      - name: Install BMDA dependencies
        run: sudo apt-get -y install libusb-dev libftdi1-dev libhidapi-dev

      # And build that full binary
      - name: Build full BMDA binary
        run: make PROBE_HOST=hosted HOSTED_BMP_ONLY=0

  build-windows-mingw:
    # Name the job more appropriately so we can tell which windows and which MinGW ABI is in use
    name: 'build-mingw (${{ matrix.os }}, ${{ matrix.sys.abi }})'
    # The type of runner that the job will run on
    runs-on: ${{ matrix.os }}

    # Set the shell so run steps will execute from in msys2 correctly by default
    defaults:
      run:
        shell: msys2 {0}

    # We define a matrix of compilers and OS versions to build against so we can cover a variety of
    # suitable compilation environments and early discover issues. The `build-and-upload`
    # workflow contains an extended set.
    strategy:
      matrix:
        os:
          - windows-2022
        sys:
          - {abi: ucrt64, env: ucrt-x86_64, compiler: gcc}
          - {abi: clang64, env: clang-x86_64, compiler: clang}
      fail-fast: false

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Install a suitable system compiler for the build
      - name: Use MinGW from MSYS
        uses: msys2/setup-msys2@v2
        with:
          msystem: ${{matrix.sys.abi}}
          update: true
          path-type: inherit
          install: >-
            mingw-w64-${{matrix.sys.env}}-toolchain

      # Build a suitable runtime environment
      - name: Runtime environment
        env:
          WORKSPACE: ${{ github.workspace }}
        # The GITHUB_WORKSPACE step here fixes https://github.com/actions/runner/issues/2058 which is an ongoing issue.
        run: |
          echo "$GITHUB_WORKSPACE=`pwd`" >> $GITHUB_ENV

      # Configure the system toolchain environment
      - name: Setup system GCC
        if: matrix.sys.compiler == 'gcc'
        run: |
          CXX=${CC/#gcc/g++}
          echo "CC=$CC" >> $GITHUB_ENV
          echo "CXX=$CXX" >> $GITHUB_ENV
        env:
          CC: ${{ matrix.sys.compiler }}
      - name: Setup system Clang
        if: matrix.sys.compiler == 'clang'
        run: |
          CXX=${CC/#clang/clang++}
          echo "CC=$CC" >> $GITHUB_ENV
          echo "CXX=$CXX" >> $GITHUB_ENV
        env:
          CC: ${{ matrix.sys.compiler }}

      # Record the versions of all the tools used in the build
      - name: Version tools
        shell: bash
        run: |
          $CC --version
          make --version

      # Checkout the repository and branch to build under the default location
      - name: Checkout
        uses: actions/checkout@v3

      # Build BMDA in BMP-only mode
      - name: Build BMP only BMDA
        run: make PROBE_HOST=hosted HOSTED_BMP_ONLY=1

      - name: Clean
        run: make -C src clean

      # Install the dependencies needed for a full BMDA build
      - name: Install BMDA dependencies
        run: |
          pacman --noconfirm -S mingw-w64-${{matrix.sys.env}}-libusb mingw-w64-${{matrix.sys.env}}-libftdi \
            mingw-w64-${{matrix.sys.env}}-hidapi

      # And build that full binary
      - name: Build full BMDA
        run: make PROBE_HOST=hosted HOSTED_BMP_ONLY=0

  size-diff:
    runs-on: ubuntu-latest

    steps:
      # Setup and use a suitable ARM GCC for the firmware
      - name: Setup ARM GCC
        uses: carlosperate/arm-none-eabi-gcc-action@v1
        with:
          release: '12.2.Rel1'

      - uses: actions/checkout@v3
        with:
          ref: ${{ github.base_ref }}
          path: base

      - uses: actions/checkout@v3
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          path: head

      - name: Build base
        run: make -C base > base/build.log

      - name: Build head
        run: make -C head > head/build.log

      - name: Diff
        run: head/scripts/diff_size.py base/build.log head/build.log