chore: upgrade LLVM to 22.1.4

.github/workflows/release-llvm.yml

@@ -0,0 +1,227 @@
+name: release llvm
+
+on:
+  workflow_dispatch:
+    inputs:
+      source_run_id:
+        description: "Run ID from build-llvm containing LLVM artifacts"
+        required: true
+        type: string
+      llvm_version:
+        description: "LLVM version (e.g. 22.1.4)"
+        required: true
+        type: string
+
+env:
+  SOURCE_RUN_ID: ${{ inputs.source_run_id }}
+  LLVM_VERSION: ${{ inputs.llvm_version }}
+
+jobs:
+  discover:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-24.04
+            artifact: x64-linux-gnu-releasedbg.tar.xz
+          - os: macos-15
+            artifact: arm64-macos-clang-releasedbg.tar.xz
+          - os: windows-2025
+            artifact: x64-windows-msvc-releasedbg.tar.xz
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: ./.github/actions/setup-pixi
+        with:
+          environments: package
+
+      - name: Free Disk Space (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          if [ -d "/Library/Developer/CoreSimulator" ]; then
+            sudo rm -rf /Library/Developer/CoreSimulator
+          fi
+          XCODE_PATH="$(xcode-select -p)"
+          PLATFORMS_DIR="${XCODE_PATH}/Platforms"
+          for p in iPhoneOS.platform iPhoneSimulator.platform AppleTVOS.platform AppleTVSimulator.platform WatchOS.platform WatchSimulator.platform XROS.platform XRSimulator.platform; do
+            [ -d "${PLATFORMS_DIR}/${p}" ] && sudo rm -rf "${PLATFORMS_DIR}/${p}"
+          done
+          sudo rm -rf ~/Library/Android /usr/local/share/dotnet /usr/local/share/powershell ~/.ghcup
+
+      - name: Download LLVM artifact
+        shell: bash
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh run download "${{ env.SOURCE_RUN_ID }}" \
+            -n "${{ matrix.artifact }}" -D .llvm-download
+          mkdir -p .llvm
+          tar -xf ".llvm-download/${{ matrix.artifact }}" -C .llvm
+          rm -rf .llvm-download
+
+      - name: Build clice
+        shell: bash
+        run: |
+          pixi run cmake-config RelWithDebInfo ON -- \
+            "-DLLVM_INSTALL_PATH=.llvm/build-install"
+          pixi run cmake-build RelWithDebInfo
+
+      - name: Discover unused libraries
+        shell: bash
+        run: |
+          python3 scripts/release-llvm.py discover \
+            --install-dir .llvm/build-install/lib \
+            --build-dir build/RelWithDebInfo \
+            --manifest pruned-libs.json \
+            --skip-pattern "*Tidy*Module*"
+
+      - name: Print prune results
+        shell: bash
+        run: |
+          python3 -c "
+          import json
+          data = json.load(open('pruned-libs.json'))
+          removed = data['removed']
+          total = data.get('total_saved_bytes', 0)
+          print(f'Libraries prunable: {len(removed)}')
+          print(f'Space saved: {total / 1048576:.1f} MB')
+          for entry in sorted(removed, key=lambda e: e['size'], reverse=True)[:20]:
+              print(f'  {entry[\"size\"] / 1048576:>7.1f} MB  {entry[\"name\"]}')
+          "
+
+      - name: Upload manifest
+        uses: actions/upload-artifact@v4
+        with:
+          name: prune-manifest-${{ matrix.os }}
+          path: pruned-libs.json
+
+  create-release:
+    needs: discover
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Create or reuse release
+        env:
+          GH_TOKEN: ${{ secrets.UPLOAD_LLVM }}
+        run: |
+          TAG="${{ env.LLVM_VERSION }}"
+          REPO="clice-io/clice-llvm"
+          if gh release view "$TAG" --repo "$REPO" &>/dev/null; then
+            echo "Release $TAG already exists, will overwrite assets"
+          else
+            gh release create "$TAG" \
+              --repo "$REPO" \
+              --title "$TAG" \
+              --notes "LLVM ${TAG} — build run https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+          fi
+
+  repackage:
+    needs: [discover, create-release]
+    runs-on: ubuntu-24.04
+    permissions:
+      contents: read
+      actions: read
+    strategy:
+      fail-fast: false
+      matrix:
+        artifact:
+          - aarch64-linux-gnu-releasedbg-lto.tar.xz
+          - aarch64-linux-gnu-releasedbg.tar.xz
+          - aarch64-windows-msvc-releasedbg-lto.tar.xz
+          - aarch64-windows-msvc-releasedbg.tar.xz
+          - arm64-macos-clang-debug-asan.tar.xz
+          - arm64-macos-clang-releasedbg-lto.tar.xz
+          - arm64-macos-clang-releasedbg.tar.xz
+          - x64-linux-gnu-debug-asan.tar.xz
+          - x64-linux-gnu-releasedbg-lto.tar.xz
+          - x64-linux-gnu-releasedbg.tar.xz
+          - x64-macos-clang-releasedbg-lto.tar.xz
+          - x64-macos-clang-releasedbg.tar.xz
+          - x64-windows-msvc-releasedbg-lto.tar.xz
+          - x64-windows-msvc-releasedbg.tar.xz
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Free disk space
+        run: |
+          sudo rm -rf /usr/share/dotnet /usr/local/lib/android /opt/ghc \
+            /usr/local/share/powershell /usr/share/swift /usr/local/.ghcup
+
+      - name: Download prune manifests
+        uses: actions/download-artifact@v4
+        with:
+          pattern: prune-manifest-*
+          path: manifests
+
+      - name: Repackage
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          python3 scripts/release-llvm.py repackage \
+            --source-run-id "${{ env.SOURCE_RUN_ID }}" \
+            --manifests-dir manifests \
+            --output-dir artifacts \
+            --max-parallel 1 \
+            --version "${{ env.LLVM_VERSION }}" \
+            --artifacts "${{ matrix.artifact }}"
+
+      - name: Upload to release
+        env:
+          GH_TOKEN: ${{ secrets.UPLOAD_LLVM }}
+        run: |
+          gh release upload "${{ env.LLVM_VERSION }}" \
+            "artifacts/${{ matrix.artifact }}" \
+            --repo clice-io/clice-llvm \
+            --clobber
+
+      - name: Upload metadata
+        uses: actions/upload-artifact@v4
+        with:
+          name: metadata-${{ matrix.artifact }}
+          path: artifacts/${{ matrix.artifact }}.meta.json
+          compression-level: 0
+          retention-days: 1
+
+  finalize:
+    needs: repackage
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Download all metadata
+        uses: actions/download-artifact@v4
+        with:
+          pattern: metadata-*
+          path: metadata
+          merge-multiple: true
+
+      - name: Build manifest
+        run: |
+          python3 -c "
+          import json, pathlib
+          entries = [json.loads(p.read_text()) for p in sorted(pathlib.Path('metadata').glob('*.meta.json'))]
+          manifest = {'version': entries[0]['version'], 'artifacts': {}}
+          for entry in entries:
+              filename = entry.pop('filename')
+              entry.pop('version', None)
+              manifest['artifacts'][filename] = entry
+          with open('llvm-manifest.json', 'w') as f:
+              json.dump(manifest, f, indent=2)
+              f.write('\n')
+          print(f'Manifest: {len(manifest[\"artifacts\"])} artifacts')
+          "
+
+      - name: Upload manifest to release
+        env:
+          GH_TOKEN: ${{ secrets.UPLOAD_LLVM }}
+        run: |
+          gh release upload "${{ env.LLVM_VERSION }}" \
+            llvm-manifest.json \
+            --repo clice-io/clice-llvm \
+            --clobber
+
+      - name: Save manifest artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: llvm-manifest-final
+          path: llvm-manifest.json
+          if-no-files-found: error
+          compression-level: 0