name: Stockfish
on:
  workflow_call:
jobs:
  Stockfish:
    name: ${{ matrix.config.name }}
    runs-on: ${{ matrix.config.os }}
    env:
      COMPILER: ${{ matrix.config.compiler }}
      COMP: ${{ matrix.config.comp }}
      CXXFLAGS: "-Werror"
    strategy:
      matrix:
        config:
          - name: Ubuntu 20.04 GCC
            os: ubuntu-20.04
            compiler: g++
            comp: gcc
            run_32bit_tests: true
            run_64bit_tests: true
            shell: bash
          - name: Ubuntu 20.04 Clang
            os: ubuntu-20.04
            compiler: clang++
            comp: clang
            run_32bit_tests: true
            run_64bit_tests: true
            shell: bash
          - name: Android NDK aarch64
            os: ubuntu-22.04
            compiler: aarch64-linux-android21-clang++
            comp: ndk
            run_armv8_tests: true
            shell: bash
          - name: Android NDK arm
            os: ubuntu-22.04
            compiler: armv7a-linux-androideabi21-clang++
            comp: ndk
            run_armv7_tests: true
            shell: bash
          - name: Linux GCC riscv64
            os: ubuntu-22.04
            compiler: g++
            comp: gcc
            run_riscv64_tests: true
            base_image: 'riscv64/alpine:edge'
            platform: linux/riscv64          
            shell: bash
          - name: Linux GCC ppc64
            os: ubuntu-22.04
            compiler: g++
            comp: gcc
            run_ppc64_tests: true
            base_image: 'ppc64le/alpine:latest'
            platform: linux/ppc64le          
            shell: bash
          - name: MacOS 13 Apple Clang
            os: macos-13
            compiler: clang++
            comp: clang
            run_64bit_tests: true
            shell: bash
          - name: MacOS 13 GCC 11
            os: macos-13
            compiler: g++-11
            comp: gcc
            run_64bit_tests: true
            shell: bash
          - name: Windows 2022 Mingw-w64 GCC x86_64
            os: windows-2022
            compiler: g++
            comp: mingw
            run_64bit_tests: true
            msys_sys: mingw64
            msys_env: x86_64-gcc
            shell: msys2 {0}
          - name: Windows 2022 Mingw-w64 GCC i686
            os: windows-2022
            compiler: g++
            comp: mingw
            run_32bit_tests: true
            msys_sys: mingw32
            msys_env: i686-gcc
            shell: msys2 {0}
          - name: Windows 2022 Mingw-w64 Clang x86_64
            os: windows-2022
            compiler: clang++
            comp: clang
            run_64bit_tests: true
            msys_sys: clang64
            msys_env: clang-x86_64-clang
            shell: msys2 {0}
    defaults:
      run:
        working-directory: src
        shell: ${{ matrix.config.shell }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Download required linux packages
        if: runner.os == 'Linux'
        run: |
          sudo apt update
          sudo apt install expect valgrind g++-multilib qemu-user-static

      - name: Install NDK
        if: runner.os == 'Linux'
        run: |
          if [ $COMP == ndk ]; then
            NDKV="21.4.7075529"
            ANDROID_ROOT=/usr/local/lib/android
            ANDROID_SDK_ROOT=$ANDROID_ROOT/sdk
            SDKMANAGER=$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager
            echo "y" | $SDKMANAGER "ndk;$NDKV"
            ANDROID_NDK_ROOT=$ANDROID_SDK_ROOT/ndk/$NDKV
            ANDROID_NDK_BIN=$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/linux-x86_64/bin
            echo "ANDROID_NDK_BIN=$ANDROID_NDK_BIN" >> $GITHUB_ENV
          fi

      - name: Set up QEMU
        if: matrix.config.base_image
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        if: matrix.config.base_image
        uses: docker/setup-buildx-action@v3

      - name: Build Docker container
        if: matrix.config.base_image
        run: |
          docker buildx build --load -t sf_builder - << EOF
          FROM ${{ matrix.config.base_image }}
          WORKDIR /app
          RUN apk update && apk add make g++
          CMD ["sh", "script.sh"]
          EOF

      - name: Download required macOS packages
        if: runner.os == 'macOS'
        run: brew install coreutils

      - name: Setup msys and install required packages
        if: runner.os == 'Windows'
        uses: msys2/setup-msys2@v2
        with:
          msystem: ${{ matrix.config.msys_sys }}
          install: mingw-w64-${{ matrix.config.msys_env }} make git expect

      - name: Download the used network from the fishtest framework
        run: make net

      - name: Extract the bench number from the commit history
        run: |
          for hash in $(git rev-list -100 HEAD); do
            benchref=$(git show -s $hash | tac | grep -m 1 -o -x '[[:space:]]*\b[Bb]ench[ :]\+[1-9][0-9]\{5,7\}\b[[:space:]]*' | sed 's/[^0-9]//g') && break || true
          done
          [[ -n "$benchref" ]] && echo "benchref=$benchref" >> $GITHUB_ENV && echo "From commit: $hash" && echo "Reference bench: $benchref" || echo "No bench found"

      - name: Check compiler
        run: |
          if [ -z "${{ matrix.config.base_image }}" ]; then
            if [ $COMP == ndk ]; then
              export PATH=${{ env.ANDROID_NDK_BIN }}:$PATH
            fi
            $COMPILER -v
          else
            echo "$COMPILER -v" > script.sh
            docker run --rm --platform ${{ matrix.config.platform }} -v ${{ github.workspace }}/src:/app sf_builder
          fi

      - name: Test help target
        run: make help

      - name: Check git
        run: git --version

      # x86-32 tests

      - name: Test debug x86-32 build
        if: matrix.config.run_32bit_tests
        run: |
          export CXXFLAGS="-Werror -D_GLIBCXX_DEBUG"
          make clean
          make -j2 ARCH=x86-32 optimize=no debug=yes build
          ../tests/signature.sh $benchref

      - name: Test x86-32 build
        if: matrix.config.run_32bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-32 build
          ../tests/signature.sh $benchref

      - name: Test x86-32-sse41-popcnt build
        if: matrix.config.run_32bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-32-sse41-popcnt build
          ../tests/signature.sh $benchref

      - name: Test x86-32-sse2 build
        if: matrix.config.run_32bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-32-sse2 build
          ../tests/signature.sh $benchref

      - name: Test general-32 build
        if: matrix.config.run_32bit_tests
        run: |
          make clean
          make -j2 ARCH=general-32 build
          ../tests/signature.sh $benchref

      # x86-64 tests

      - name: Test debug x86-64-avx2 build
        if: matrix.config.run_64bit_tests
        run: |
          export CXXFLAGS="-Werror -D_GLIBCXX_DEBUG"
          make clean
          make -j2 ARCH=x86-64-avx2 optimize=no debug=yes build
          ../tests/signature.sh $benchref

      - name: Test x86-64-bmi2 build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-bmi2 build
          ../tests/signature.sh $benchref

      - name: Test x86-64-avx2 build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-avx2 build
          ../tests/signature.sh $benchref

      # Test a deprecated arch
      - name: Test x86-64-modern build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-modern build
          ../tests/signature.sh $benchref

      - name: Test x86-64-sse41-popcnt build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-sse41-popcnt build
          ../tests/signature.sh $benchref

      - name: Test x86-64-ssse3 build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-ssse3 build
          ../tests/signature.sh $benchref

      - name: Test x86-64-sse3-popcnt build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-sse3-popcnt build
          ../tests/signature.sh $benchref

      - name: Test x86-64 build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64 build
          ../tests/signature.sh $benchref

      - name: Test general-64 build
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=general-64 build
          ../tests/signature.sh $benchref

      # armv8 tests

      - name: Test armv8 build
        if: matrix.config.run_armv8_tests
        run: |
          export PATH=${{ env.ANDROID_NDK_BIN }}:$PATH
          export LDFLAGS="-static -Wno-unused-command-line-argument"
          make clean
          make -j2 ARCH=armv8 build
          ../tests/signature.sh $benchref

      - name: Test armv8-dotprod build
        if: matrix.config.run_armv8_tests
        run: |
          export PATH=${{ env.ANDROID_NDK_BIN }}:$PATH
          export LDFLAGS="-static -Wno-unused-command-line-argument"
          make clean
          make -j2 ARCH=armv8-dotprod build
          ../tests/signature.sh $benchref

      # armv7 tests

      - name: Test armv7 build
        if: matrix.config.run_armv7_tests
        run: |
          export PATH=${{ env.ANDROID_NDK_BIN }}:$PATH
          export LDFLAGS="-static -Wno-unused-command-line-argument"
          make clean
          make -j2 ARCH=armv7 build
          ../tests/signature.sh $benchref

      - name: Test armv7-neon build
        if: matrix.config.run_armv7_tests
        run: |
          export PATH=${{ env.ANDROID_NDK_BIN }}:$PATH
          export LDFLAGS="-static -Wno-unused-command-line-argument"
          make clean
          make -j2 ARCH=armv7-neon build
          ../tests/signature.sh $benchref

      # riscv64 tests

      - name: Test riscv64 build
        if: matrix.config.run_riscv64_tests
        run: |
          echo "export LDFLAGS='-static' && make clean && make -j2 ARCH=riscv64 build" > script.sh
          docker run --rm --platform ${{ matrix.config.platform }} -v ${{ github.workspace }}/src:/app sf_builder
          ../tests/signature.sh $benchref

      # ppc64 tests

      - name: Test ppc64 build
        if: matrix.config.run_ppc64_tests
        run: |
          echo "export LDFLAGS='-static' && make clean && make -j2 ARCH=ppc-64 build" > script.sh
          docker run --rm --platform ${{ matrix.config.platform }} -v ${{ github.workspace }}/src:/app sf_builder
          ../tests/signature.sh $benchref

      # Other tests

      - name: Check perft and search reproducibility
        if: matrix.config.run_64bit_tests
        run: |
          make clean
          make -j2 ARCH=x86-64-avx2 build
          ../tests/perft.sh
          ../tests/reprosearch.sh