RFR: 8326135: Enhance adlc to report unused operands [v3]

[kuaiwei]

On Wed, 21 Feb 2024 16:06:28 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

> Please update Copyright year to 2024 in changed files if needed:
> 
> ```
> < // Copyright (c) 1997, 2023, Oracle and/or its affiliates. All rights reserved.
> ---
> > // Copyright (c) 1997, 2024, Oracle and/or its affiliates. All rights reserved.
> ```
> 
> And you need second review

Copyright year are updated.

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PR Comment: https://git.openjdk.org/jdk/pull/17910#issuecomment-1958599642