woodpecker-metal/.woodpecker.yml

# .woodpecker.yml
# 在 macOS ARM64 的本地 exec agent 上跑一组检查
steps:
  - name: env-info
    image: /bin/zsh
    when:
      platform: darwin/arm64
      event: [push, manual, pull_request]
    commands:
      - |
        set -e
        echo "== Agent =="
        echo "Host: ${HOST:-unknown}"
        echo "Platform: ${CI_SYSTEM_PLATFORM}"
        echo "Backend: ${CI_SYSTEM_BACKEND}"
        echo "Agent name: ${CI_AGENT_NAME:-unknown}"
        echo
        echo "== OS =="
        sw_vers
        uname -a
        echo
        echo "== Toolchains =="
        xcodebuild -version || true
        xcrun -sdk macosx --show-sdk-version || true
        swift --version || true
        clang --version || true
        echo
        echo "== GPU (Metal) =="
        system_profiler SPDisplaysDataType | sed -n '1,120p' || true
        # 如未装完整 Xcode/CLT，下面 metal 编译可能跳过
        xcrun -sdk macosx --find metal >/dev/null 2>&1 && echo "metal is available" || echo "metal not found"

  - name: swift-hello
    image: /bin/zsh
    when:
      platform: darwin/arm64
      event: [push, manual, pull_request]
    commands:
      - |
        set -e
        cat > hello.swift <<'SWIFT'
        import Foundation
        print("Hello from Swift on \(ProcessInfo.processInfo.operatingSystemVersionString)")
        SWIFT
        swiftc hello.swift -o hello
        ./hello

  - name: metal-compile
    image: /bin/zsh
    when:
      platform: darwin/arm64
      event: [push, manual, pull_request]
    commands:
      - |
        set -e
        if xcrun -sdk macosx --find metal >/dev/null 2>&1; then
          cat > shader.metal <<'METAL'
          using namespace metal;
          kernel void k(device float* in  [[buffer(0)]],
                        device float* out [[buffer(1)]],
                        uint id [[thread_position_in_grid]]) { out[id] = in[id] * 2.0; }
          METAL
          xcrun -sdk macosx metal -c shader.metal -o shader.air
          xcrun -sdk macosx metallib shader.air -o shader.metallib
          ls -lh shader.*
        else
          echo "Skipping Metal compile because Xcode CLI tools (metal) are not available."
        fi

  - name: brew-check
    image: /bin/zsh
    when:
      platform: darwin/arm64
      event: [push, manual, pull_request]
    commands:
      - |
        set -e
        brew --version || true
        which brew || true