Operator Support Request (AIV-793)

[yushanyong]

Checklist

• Checked the issue tracker for similar issues to ensure this is not a duplicate.
• Provided a clear description of your suggestion.
• Included any relevant context or examples.

Issue or Suggestion Description

Cast、Neg 和 Shape 这三种个操作节点可以支持一下吗，想自定义一个模型