test-macos.yml

name: Build and run tests (macOS)

on: [push, pull_request]

jobs:
  pre_job:
    runs-on: ubuntu-latest
    outputs:
      should_skip: ${{ steps.skip_check.outputs.should_skip }}
    steps:
      - id: skip_check
        uses: fkirc/skip-duplicate-actions@v5
        with:
          paths_ignore: '["**/README.md", "docs/**", "guidelines/**"]'
          # cancel previous builds if a new commit is pushed
          cancel_others: 'true'
          # only run on push *or* pull_request, not both
          concurrent_skipping: 'same_content_newer'

  test-macos:
    needs: pre_job
    if: needs.pre_job.outputs.should_skip != 'true'
    runs-on: ${{ matrix.os.id }}
    strategy:
      matrix:
        os:
          - { id: macos-13, name: 'Ventura' }
        cpp_std:
          - 'c++11'
          - 'c++17'
      fail-fast: false
    steps:
      - name: Install Dependencies
        run: |
          HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK=1 brew install bison flex gawk libffi pkg-config bash

      - name: Runtime environment
        shell: bash
        env:
          WORKSPACE: ${{ github.workspace }}
        run: |
          echo "GITHUB_WORKSPACE=`pwd`" >> $GITHUB_ENV
          echo "$GITHUB_WORKSPACE/.local/bin" >> $GITHUB_PATH
          echo "$(brew --prefix bison)/bin" >> $GITHUB_PATH
          echo "$(brew --prefix flex)/bin" >> $GITHUB_PATH
          echo "procs=$(sysctl -n hw.ncpu)" >> $GITHUB_ENV

      - name: Tool versions
        shell: bash
        run: |
          cc --version

      - name: Checkout Yosys
        uses: actions/checkout@v4
        with:
         submodules: true
      - name: Get iverilog
        shell: bash
        run: |
          git clone https://github.com/steveicarus/iverilog.git
          cd iverilog
          echo "IVERILOG_GIT=$(git rev-parse HEAD)" >> $GITHUB_ENV

      - name: Cache iverilog
        id: cache-iverilog
        uses: actions/cache@v4
        with:
          path: .local/
          key: ${{ matrix.os.id }}-${{ env.IVERILOG_GIT }}

      - name: Build iverilog
        if: steps.cache-iverilog.outputs.cache-hit != 'true'
        shell: bash
        run: |
          mkdir -p $GITHUB_WORKSPACE/.local/
          cd iverilog
          autoconf
          CC=gcc CXX=g++ ./configure --prefix=$GITHUB_WORKSPACE/.local/
          make -j${{ env.procs }}
          make install

      - name: Build yosys
        shell: bash
        run: |
          make config-clang
          make -j${{ env.procs }} CXXSTD=${{ matrix.cpp_std }} CC=cc CXX=cc LD=cc

      - name: Run tests
        if: matrix.cpp_std == 'c++11'
        shell: bash
        run: |
          make -j${{ env.procs }} test CXXSTD=${{ matrix.cpp_std }} CC=cc CXX=cc LD=cc