name: CI

on:
  push:
    branches-ignore:
      - 'master'
      - 'ci/**'
      - '!ci/gha**'
  pull_request:
    branches:
      - 'master'

concurrency:
  group: build-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  formatting:
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 2
    - name: Install pcre2grep
      run: sudo apt-get update && sudo apt-get install -y pcre2-utils
    # Check for trailing whitespace
    - name: Trailing whitespace
      run: find simde/ \( -name '*.c' -o -name '*.h' \) -exec grep -nP '\s+$' {} + && exit 1 || exit 0
    # We use spaces, not tabs.  I don't want to start a holy war here;
    # I don't actually have a strong preference between the two, but I
    # do have a strong preference for consistency, so don't @ me.
    - name: Tabs
      run: find simde/ \( -name '*.c' -o -name '*.h' \) -exec grep -nP '\t' {} + && exit 1 || exit 0
    # s/8/16/ will result in this if the input is x86.
    - name: Bad substitutions
      run: git grep -i 'x''1''6''6' && exit 1 || exit 0
    - name: Incorrect assertions in test/
      run: grep -PR '(?<=[^a-zA-Z0-9_])simde_assert_u?int(8|16|32|64)(?>[^a-zA-Z0-9_])' test/ && exit 1 || exit 0
    # Check to make sure no source files have the executable bit set
    - name: Executable sources
      run: find \( -name '*.c' -o -name '*.h' \) -executable | grep -q '.' && exit 1 || exit 0
    # Make sure neon.h includes all the NEON headers.
    - name: Missing NEON includes
      run: for f in simde/arm/neon/*.h; do grep -q "include \"neon/$(basename "$f")\"" simde/arm/neon.h || (echo "Missing $f" && exit 1); done
    # Make sure sve.h includes all the SVE headers.
    - name: Missing SVE includes
      run: for f in simde/arm/sve/*.h; do grep -q "include \"sve/$(basename "$f")\"" simde/arm/sve.h || (echo "Missing $f" && exit 1); done
    # Make sure msa.h includes all the MSA headers.
    - name: Missing MSA includes
      run: for f in simde/mips/msa/*.h; do grep -q "include \"msa/$(basename "$f")\"" simde/mips/msa.h || (echo "Missing $f" && exit 1); done
    # Make sure we can find the expected header guards.  It's easy to miss this when doing C&P
    - name: Header guards
      run: for file in $(find simde/*/ -name '*.h'); do grep -q "$(echo "$file" | tr '[:lower:]' '[:upper:]' | tr '[:punct:]' '_')" "$file" || (echo "Missing or incorrect header guard in $file" && exit 1); done
    # There should be an empty line at the end of every file
    - name: Newline at EOF
      run: for file in $(find simde -name '*.h'); do if [ -n "$(tail -c 1 "$file")" ]; then echo "No newline at end of $file" && exit 1; fi; done
    # Don't #ifndef ; use !defined(...) instead.  ifndef leads to annoying inconsistencies
    - name: ifndef
      run: for file in $(find simde -name '*.h'); do grep -qP '^ *# *ifndef ' "${file}" && exit 1 || exit 0; done
    # List of headers we want Meson to install
    - name: Meson install headers
      run: for file in $(find simde -name '*.h'); do grep -qF "$(basename "${file}" .h)" meson.build || (echo "${file} missing from top-level meson.build" && exit 1); done
    # Make sure we don't accidentally use `vector ...` instead of SIMDE_POWER_ALTIVEC_VECTOR(...)
    - name: AltiVec raw vector keyword
      run: find simde/ \( -name '*.c' -o -name '*.h' \) -exec grep -nP 'vector( +)((bool|signed|unsigned) +)?(double|float|long long|long|int|short|char)' {} + && exit 1 || exit 0
    # Check indentation of preprocessor directives.
    - name: Preprocessor directive indentation
      run: find simde/*/ -name 'avx*.h' -exec pcre2grep -M '{\n#' {} + && exit 1 || exit 0
    - name: Stray `&& 0`
      run: git grep ' && 0' simde/ test/ && exit 1 || exit 0

  x86:
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        isax:
        - -mavx512bw -mavx512vl -mavx512cd -mavx512dq -mavx512vbmi -mavx512ifma -mavx512vpopcntdq -mavx512bitalg -mavx512vnni -mvpclmulqdq
        - -mavx512bw -mavx512vl -DSIMDE_NATURAL_VECTOR_SIZE=256
        - -mavx512f
        - -mavx512bw
        - -mavx512vl
        - -mavx512vl -mavx512dq
        - -mavx512cd
        - -mavx512dq
        - -msse2
        - -msse3
        - -mssse3
        - -msse4.1
        - -msse4.2
        - -mavx
        - -mfma
        - -mavx2
    env:
      CFLAGS: -Wall -Wextra -Werror ${{ matrix.isax }}
      CXXFLAGS: -Wall -Wextra -Werror ${{ matrix.isax }}
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - name: CPU Information
      run: cat /proc/cpuinfo
    - run: sudo apt-get update
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1.2
      with:
        key: ${{ github.job }}-${{ matrix.isax }}
    - name: Install APT Dependencies
      run: |
        sudo apt-get install -y ninja-build ninja-build python3-pip parallel gcovr
        sudo python3 -m pip install meson==0.55.0
    - name: Configure
      run: meson setup build -Db_coverage=true
    - name: Build
      run: ninja -C build -v
    - name: Test
      run: meson test -C build --print-errorlogs --wrapper "${GITHUB_WORKSPACE}/test/check-flags.sh sde"
    - name: Coverage Report
      run: ninja -C build -v coverage-xml
    - name: CodeCov.io
      uses: codecov/codecov-action@v3
      with:
        file: ./build/meson-logs/coverage.xml

  emscripten:
    runs-on: ubuntu-22.04
    env:
      CFLAGS: -Weverything -Werror -O2 -msimd128 -Wno-unsafe-buffer-usage
      CXXFLAGS: -Weverything -Werror -O2 -msimd128 -Wno-unsafe-buffer-usage
      LDFLAGS: -s ENVIRONMENT=shell -s ASSERTIONS=1
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: Install APT Dependencies
      run: |
        sudo apt-get update && \
        sudo apt-get install -y ninja-build ninja-build python3-pip parallel gcovr &&\
        sudo python3 -m pip install meson==0.55.0
    - name: Install emscripten
      run: |
        git clone https://github.com/emscripten-core/emsdk.git /opt/emsdk
        cd /opt/emsdk
        ./emsdk install tot
        ./emsdk activate tot
        source emsdk_env.sh
    - name: Install v8
      run: |
        sudo npm install jsvu -g
        jsvu --os=linux64 --engines=v8
        sudo ln -s "$HOME/.jsvu/bin/v8" /usr/bin/v8
        ls -l /usr/bin/v8
        ls -l ~/.jsvu || true
        /usr/bin/v8 --help
    - name: Configure
      run: meson setup build --optimization 2 --cross-file docker/cross-files/emscripten.cross
    - name: Build
      run: meson compile -C build --verbose
    - name: Test
      run: meson test -C build --print-errorlogs  $(meson test -C build --list | grep -v emul)

  native-aliases:
    runs-on: ubuntu-22.04
    env:
      CFLAGS: -DSIMDE_ENABLE_NATIVE_ALIASES -DSIMDE_NATIVE_ALIASES_TESTING -march=native -Wall -Wextra -Werror
      CXXFLAGS: -DSIMDE_ENABLE_NATIVE_ALIASES -DSIMDE_NATIVE_ALIASES_TESTING -march=native -Wall -Wextra -Werror
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: Install APT Dependencies
      run: |
        sudo apt-get update && \
        sudo apt-get -yq install libxml2-utils ninja-build parallel gcovr && \
        sudo python3 -m pip install meson==0.55.0
    - name: Convert
      run: ./test/native-aliases.sh
    - name: Configure
      run: meson setup build -Db_coverage=true
    - name: Build
      run: ninja -C build -v
    - name: Test
      run: ninja -C build -v test
    - name: Coverage Report
      run: ninja -C build -v coverage-xml
    - name: CodeCov.io
      uses: codecov/codecov-action@v3
      with:
        file: ./build/meson-logs/coverage.xml

  sleef:
    runs-on: ubuntu-22.04
    env:
      CFLAGS: -march=native -Wall -Wextra -Werror
      CXXFLAGS: -march=native -Wall -Wextra -Werror
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - run: sudo apt-get update
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: Install APT Dependencies
      run: |
        sudo apt-get install -y ninja-build ninja-build parallel gcovr libsleef-dev
        sudo python3 -m pip install meson==0.55.0
    - name: Configure
      run: meson setup build -Dsleef=enabled -Db_coverage=true
    - name: Build
      run: ninja -C build -v
    - name: Test
      run: ninja -C build -v test
    - name: Coverage Report
      run: ninja -C build -v coverage-xml
    - name: CodeCov.io
      uses: codecov/codecov-action@v3
      with:
        file: ./build/meson-logs/coverage.xml

  gcc:
    strategy:
      matrix:
        include:
        # - version: 4.7
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        # - version: 4.8
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        # - version: 4.9
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        #- version: 5
        #  distro: ubuntu-18.04
        #  arch_flags: -mavx2
        # - version: 6
        #   distro: ubuntu-18.04
        #   arch_flags: -march=native
        # - version: 7
        #   distro: ubuntu-18.04
        #   arch_flags: -march=native
        #- version: 8
        #  distro: ubuntu-18.04
        #  arch_flags: -march=native
        # - version: 9
        #   distro: ubuntu-20.04
        #   arch_flags: -march=native
        - version: 10
          distro: ubuntu-20.04
          arch_flags: -march=native
        - version: 10
          distro: ubuntu-20.04
          arch_flags: -ffast-math
          ccache: 'true'
        - version: 11
          distro: ubuntu-22.04
          arch_flags: -march=native
        - version: 11
          distro: ubuntu-22.04
          arch_flags: -ffast-math
          ccache: 'true'
        - version: 12
          distro: ubuntu-22.04
          arch_flags: -march=native
        - version: 12
          distro: ubuntu-22.04
          arch_flags: -ffast-math
          ccache: 'true'
    runs-on: ${{ matrix.distro }}
    env:
      CC: gcc-${{ matrix.version }}
      CXX: g++-${{ matrix.version }}
      CFLAGS: ${{ matrix.arch_flags }} -Wall -Wextra -Werror
      CXXFLAGS: ${{ matrix.arch_flags }} -Wall -Wextra -Werror
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1.2
      if: ${{ matrix.ccache == 'true' }}
      with:
        key: ${{ github.job }}-${{ matrix.version }}-${{ matrix.distro }}-${{ matrix.arch_flags }}
    - name: Install APT Dependencies
      run: |
        sudo add-apt-repository ppa:ubuntu-toolchain-r/test
        sudo apt-get update
        sudo apt-get -yq install gcovr python3-pip ninja-build parallel "${CC}" "${CXX}"
        sudo python3 -m pip install meson==0.55.0
    - name: Configure
      run: meson setup build
    - name: Build
      run: meson compile -C build --verbose
    - name: Test
      run: meson test -C build --print-errorlogs

  gcc-qemu:
    strategy:
      matrix:
        include:
        - version: 12
          distro: ubuntu-22.04
          cross: aarch64
          arch_gnu: aarch64
          arch_deb: arm64
        - version: 12
          distro: ubuntu-22.04
          cross: riscv64
          arch_gnu: riscv64
          arch_deb: riscv64
        - version: 12
          distro: ubuntu-22.04
          cross: s390x
          arch_gnu: s390x
          arch_deb: s390x
        # power: 150 failures: x86/{avx512/range,sse,sse3}, arm/neon/*, wasm_simd128/, wasm_relexad_simd/*
        # https://github.com/simd-everywhere/simde/issues/903
        # - version: 12
        #   distro: ubuntu-22.04
        #   cross: power9
        #   arch_gnu: powerpc64le
        #   arch_deb: ppc64el
    runs-on: ${{ matrix.distro }}
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - run: sudo apt-get update
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: Install APT Dependencies
      run: |
        sudo add-apt-repository ppa:ubuntu-toolchain-r/test
        sudo apt-get update -y
        sudo apt-get -yq install ninja-build parallel \
          gcc-${{ matrix.version }}-${{ matrix.arch_gnu }}-linux-gnu \
          g++-${{ matrix.version }}-${{ matrix.arch_gnu }}-linux-gnu binfmt-support \
          qemu-user-static python3-pip libc6-${{ matrix.arch_deb }}-cross libstdc++-${{ matrix.version }}-dev-${{ matrix.arch_deb }}-cross
        sudo python3 -m pip install meson==0.55.0
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1.2
      with:
        key: ${{ github.job }}-${{ matrix.distro }}-${{ matrix.cross }}
    - name: add ccache to the build path
      run: |
        export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
    - name: Configure
      run: meson setup --cross-file=docker/cross-files/${{ matrix.cross }}-gcc-${{ matrix.version }}-ccache.cross build
    - name: Build
      run: ninja -C build -v
    - name: Test
      run: meson test -C build --print-errorlogs

  clang:
    strategy:
      matrix:
        include:
        # - version: "3.5"
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        # - version: "3.6"
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        # - version: "3.7"
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        # - version: "3.8"
        #   distro: ubuntu-16.04
        #   arch_flags: -mavx2
        #- version: "3.9"
        #  distro: ubuntu-18.04
        #  arch_flags: -mavx2
        # - version: "4.0"
        #   distro: ubuntu-18.04
        #   arch_flags: -mavx2
        #- version: "5.0"
        #  distro: ubuntu-18.04
        #  arch_flags: -mavx2
        # - version: "6.0"
        #   distro: ubuntu-20.04
        #   arch_flags: -march=native
        - version: "7"
          distro: ubuntu-20.04
          arch_flags: -march=native
        # - version: "8"
        #   distro: ubuntu-20.04
        #   arch_flags: -march=native
        - version: "10"
          distro: ubuntu-20.04
          arch_flags: -march=native
        - version: "12"
          distro: ubuntu-20.04
          arch_flags: -march=native
        - version: "12"
          distro: ubuntu-20.04
          arch_flags: -ffast-math
          ccache: 'true'
        - version: "13"
          distro: ubuntu-22.04
          arch_flags: -march=native
        - version: "13"
          distro: ubuntu-22.04
          arch_flags: -ffast-math
          ccache: 'true'
        - version: "14"
          distro: ubuntu-22.04
          arch_flags: -march=native
        - version: "14"
          distro: ubuntu-22.04
          arch_flags: -ffast-math
          ccache: 'true'
        - version: "15"
          distro: ubuntu-22.04
          arch_flags: -march=native
        - version: "15"
          distro: ubuntu-22.04
          arch_flags: -ffast-math
          ccache: 'true'
    runs-on: ${{ matrix.distro }}
    env:
      CC: clang-${{ matrix.version }}
      CXX: clang++-${{ matrix.version }}
      CFLAGS: ${{ matrix.arch_flags }} -Wall -Weverything -Werror -fno-lax-vector-conversions
      CXXFLAGS: ${{ matrix.arch_flags }} -Wall -Weverything -Werror -fno-lax-vector-conversions
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1.2
      if: ${{ matrix.ccache == 'true' }}
      with:
        key: ${{ github.job }}-${{ matrix.version }}-${{ matrix.distro }}-${{ matrix.arch_flags }}
    - name: Install APT Dependencies
      run: |
        sudo add-apt-repository ppa:ubuntu-toolchain-r/test
        sudo apt-get update
        sudo apt-get -yq install gcovr ninja-build python3-pip clang-${{ matrix.version }}
        sudo python3 -m pip install meson==0.55.0
    - name: Configure
      run: meson setup build
    - name: Build
      run: meson compile -C build --verbose
    - name: Test
      run: meson test -C build --print-errorlogs

  macos:
    runs-on: macos-11
    strategy:
      matrix:
        # https://www.jessesquires.com/blog/2020/01/06/selecting-an-xcode-version-on-github-ci/
        # https://github.com/actions/virtual-environments/blob/master/images/macos/macos-10.15-Readme.md#xcode
        # xcode: ["11.3.1", "11.7", "12.3", "12.4"]
        xcode: ["11.7", "12.4", "12.5.1"] # for macos-11
    env:
      DEVELOPER_DIR:  /Applications/Xcode_${{ matrix.xcode }}.app
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
    # - name: System Information
    #   run: system_profiler
    - name: Compiler version
      run: cc --version
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1.2
      with:
        key: ${{ github.job }}-${{ matrix.xcode }}
    - name: Install Homebrew Dependencies
      run: brew install meson ninja gcovr
    - name: Configure
      run: meson setup build -Db_coverage=true
    - name: Build
      run: ninja -C build -v
    - name: Test
      run: ninja -C build -v test
    - name: Coverage Report
      run: ninja -C build -v coverage-xml
    - name: CodeCov.io
      uses: codecov/codecov-action@v3
      with:
        file: ./build/meson-logs/coverage.xml

  icc:
    runs-on: ubuntu-22.04
    env:
      CC: /home/runner/.local/bin/icx
      CXX: /home/runner/.local/bin/icpx
      CFLAGS: -Wall -Werror -march=native -fp-model precise
      CXXFLAGS: -Wall -Werror -march=native -fp-model precise
    steps:
    - uses: actions/checkout@v3
    - name: CPU Information
      run: cat /proc/cpuinfo
    - name: Install APT Dependencies
      run: sudo apt-get install -y ninja-build ninja-build python3-pip && sudo pip install meson==0.64
    - name: Install ICC
      run: |
        # download the key to system keyring
        wget -O- https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS.PUB \
        | gpg --dearmor | sudo tee /usr/share/keyrings/oneapi-archive-keyring.gpg > /dev/null
        # add signed entry to apt sources and configure the APT client to use Intel repository:
        echo "deb [signed-by=/usr/share/keyrings/oneapi-archive-keyring.gpg] https://apt.repos.intel.com/oneapi all main" | sudo tee /etc/apt/sources.list.d/oneAPI.list
        sudo apt-get update
        sudo apt-get install -y intel-oneapi-compiler-dpcpp-cpp
        mkdir -p ~/.local/bin/ || true
        for exe in icx icpx; do
          printf '#!/bin/bash\nARGS="$@"\nsource /opt/intel/oneapi/compiler/latest/env/vars.sh >/dev/null\n%s ${ARGS}\n' "${exe}" > ~/.local/bin/"${exe}"
          chmod 0755 ~/.local/bin/"${exe}";
        done
    - name: Configure
      run: meson setup build
    - name: Build
      run: ninja -C build -v
    - name: Test
      run: ninja -C build -v test

  msvc-arm64:
    name: Windows MSVC-AArch64
    runs-on: [windows-latest]
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive
      - name: Install Meson, Ninja and coverage
        run: |
          python3 -m pip install --upgrade ninja meson
          choco install opencppcoverage codecov
      - name: Use ARM64 Developer Command Prompt
        uses: ilammy/msvc-dev-cmd@v1
        with:
          arch: amd64_arm64
      - name: Configure and Build
        run: |
          meson --backend=ninja build --cross-file test/arm64cl.txt
          ninja -C build -v test