.github/workflows/ci_macos_arm64_clang.yml

# Copyright 2025 The IREE Authors
#
# Licensed under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

name: CI - macOS arm64 clang

on:
  schedule:
    # Weekday mornings at 09:15 UTC = 01:15 PST (UTC - 8).
    - cron: "15 9 * * 1-5"
  workflow_call:
  workflow_dispatch:

jobs:
  macos_arm64_clang:
    # Prevent scheduled runs in forks (only allow for iree-org or non-schedule triggers).
    if: ${{ github.repository_owner == 'iree-org' || github.event_name != 'schedule' }}
    runs-on: macos-14
    env:
      BUILD_DIR: build-macos
    defaults:
      run:
        shell: bash
    steps:
      - name: "Checking out repository"
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
      - name: "Updating git submodules"
        run: git submodule update --init --jobs 8 --depth 1
      # There may be multiple versions of Xcode and SDKs installed.
      # Select the latest Xcode app to enable using Metal offline toolchain.
      - name: "Update Xcode command line tools path"
        run: |
          sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer
          xcrun metal --version
          xcrun metallib --version
      - name: "Setting up Python"
        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
        with:
          python-version: "3.11"
          cache: "pip"
      - name: "Reclaim disk space"
        run: |
          echo "=== Free space before ==="
          df -h /
          echo "=== Removing unused SDKs and tools ==="
          # Android SDK (~13Gi)
          sudo rm -rf /Users/runner/Library/Android/sdk
          # iOS simulators (~13Gi)
          sudo rm -rf /Library/Developer/CoreSimulator/Volumes/iOS_*
          # .NET SDK (~3Gi)
          sudo rm -rf /usr/local/share/dotnet
          # Haskell / GHC (~3Gi)
          sudo rm -rf /opt/ghc
          # Cached tool archives (~2Gi)
          sudo rm -rf /opt/hostedtoolcache
          # Old Xcode versions if present (~10Gi+ each).
          # Resolve the symlink since /Applications/Xcode.app is typically a
          # symlink to one of the versioned Xcode_*.app directories.
          ACTIVE_XCODE="$(readlink -f "$(xcode-select -p)/../..")"
          for xcode in /Applications/Xcode_*.app; do
            if [ -d "$xcode" ] && [ "$(readlink -f "$xcode")" != "$ACTIVE_XCODE" ]; then
              echo "Removing unused Xcode: $xcode"
              sudo rm -rf "$xcode"
            fi
          done
          echo "=== Free space after ==="
          df -h /
      - name: "Installing Python packages"
        run: pip install -r runtime/bindings/python/iree/runtime/build_requirements.txt
      - name: "Installing requirements"
        # We need coreutils for `realpath` used in scripts.
        # We need bash because the default one on macOS is fairly old and lacks
        # features we use in scripts.
        run: brew install ninja ccache coreutils bash
      - name: "Building IREE"
        run: bash ./build_tools/cmake/build_all.sh "${BUILD_DIR}"

      - name: Post to Discord on Failure
        uses: sarisia/actions-status-discord@eb045afee445dc055c18d3d90bd0f244fd062708 # v1.16.0
        if: failure() && github.ref_name == 'main' && github.repository_owner == 'iree-org'
        with:
          webhook: ${{ secrets.DISCORD_WEBHOOK }}
          description: "The ${{ github.workflow }} workflow failed"
          url: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}/attempts/${{ github.run_attempt }}"