instcountci.yml

name: Instruction Count CI run

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

env:
  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
  BUILD_TYPE: Release
  CC: clang
  CXX: clang++

jobs:
  instcountci_tests:
    runs-on: ${{ matrix.arch }}
    strategy:
      matrix:
        arch: [[self-hosted, x64], [self-hosted, ARM64]]
      fail-fast: false

    steps:
    - uses: actions/checkout@v3

    - name: Set runner label
      run: echo "runner_label=${{ matrix.arch[1] }}" >> $GITHUB_ENV

    - name: Set rootfs paths
      run: |
        echo "FEX_ROOTFS_MOUNT=/mnt/AutoNFS/rootfs/" >> $GITHUB_ENV
        echo "FEX_ROOTFS_PATH=$HOME/Rootfs/" >> $GITHUB_ENV
        echo "FEX_ROOTFS=$HOME/Rootfs/" >> $GITHUB_ENV
        echo "ROOTFS=$HOME/Rootfs/" >> $GITHUB_ENV

    - name: Update RootFS cache
      # Use a bash shell so we can use the same syntax for environment variable
      # access regardless of the host operating system
      shell: bash
      run: $GITHUB_WORKSPACE/Scripts/CI_FetchRootFS.py

    - name : submodule checkout
      # Need to update submodules
      run: |
        git submodule sync --recursive
        git submodule update --init --depth 1

    - name: Clean Build Environment
      run: rm -Rf ${{runner.workspace}}/build

    - name: Create Build Environment
      # Some projects don't allow in-source building, so create a separate build directory
      # We'll use this as our working directory for all subsequent commands
      run: cmake -E make_directory ${{runner.workspace}}/build

    - name: Set vixl_sim x86
      if: matrix.arch[1] == 'x64'
      run: |
        echo "VIXL_SIM_ENABLED=True" >> $GITHUB_ENV

    - name: Set vixl_sim Arm64
      if: matrix.arch[1] == 'ARM64'
      run: |
        echo "VIXL_SIM_ENABLED=False" >> $GITHUB_ENV

    - name: Configure CMake
      # Use a bash shell so we can use the same syntax for environment variable
      # access regardless of the host operating system
      shell: bash
      working-directory: ${{runner.workspace}}/build
      # Note the current convention is to use the -S and -B options here to specify source
      # and build directories, but this is only available with CMake 3.13 and higher.
      # The CMake binaries on the Github Actions machines are (as of this writing) 3.12
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -G Ninja -DENABLE_VIXL_SIMULATOR=$VIXL_SIM_ENABLED -DENABLE_VIXL_DISASSEMBLER=True -DENABLE_LTO=False -DENABLE_ASSERTIONS=True -DENABLE_X86_HOST_DEBUG=True

    - name: Build
      working-directory: ${{runner.workspace}}/build
      shell: bash
      env:
        FEX_DISABLETELEMETRY: 1
      # Execute the build.  You can specify a specific target with "--target <NAME>"
      run: cmake --build . --config $BUILD_TYPE --target CodeSizeValidation instcountci_test_files

    - name: Instruction Count Tests
      working-directory: ${{runner.workspace}}/build
      shell: bash
      # Execute the unit tests
      run: cmake --build . --config $BUILD_TYPE --target instcountci_tests

    - name: Instruction Count Test Results move
      if: ${{ always() }}
      shell: bash
      working-directory: ${{runner.workspace}}/build
      run: mv ${{runner.workspace}}/build/Testing/Temporary/LastTest.log ${{runner.workspace}}/build/Testing/Temporary/LastTest_InstCountCI.log || true

    - name: Update local repo instcount
      if: ${{ always() }}
      shell: bash
      working-directory: ${{runner.workspace}}/build
      run: cmake --build . --config $BUILD_TYPE --target instcountci_update_tests

    - name: Get instcountCI diff
      if: ${{ always() }}
      shell: bash
      working-directory: ${{github.workspace}}/
      run: git diff --output=${{runner.workspace}}/build/InstCountCI.diff

    - name: Check if InstCountCI Diff exists
      if: ${{ always() }}
      shell: bash
      working-directory: ${{github.workspace}}/
      # Check if the file is empty
      run: sh -c "! test -s ${{runner.workspace}}/build/InstCountCI.diff"

    - name: Truncate test results
      if: ${{ always() }}
      shell: bash
      working-directory: ${{runner.workspace}}/build
      # Cap out the log files at 20M in case something crash spins and dumps fault text
      # ASM tests get quite close to 10MB
      run: truncate --size="<20M" ${{runner.workspace}}/build/Testing/Temporary/LastTest_*.log || true

    - name: Set runner name
      if: ${{ always() }}
      run: echo "runner_name=$(hostname)" >> $GITHUB_ENV

    - name: Upload results
      if: ${{ always() }}
      uses: 'actions/upload-artifact@v3'
      timeout-minutes: 1
      with:
        name: Results-${{ env.runner_name }}
        path: ${{runner.workspace}}/build/Testing/Temporary/LastTest_*.log
        retention-days: 3

    - name: Upload results InstCountCI
      if: ${{ always() }}
      uses: 'actions/upload-artifact@v3'
      timeout-minutes: 1
      with:
        name: Results-${{ env.runner_name }}-instcountci
        path: ${{runner.workspace}}/build/InstCountCI.diff
        retention-days: 3