RFR: 8303238: Create generalizations for existing LShift ideal transforms [v4]

[Boris Ulasevich]

On Fri, 10 Mar 2023 16:08:09 GMT, Jasmine K. <duke at openjdk.org> wrote:

>> Jasmine K. has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update full name
>
> Thanks for the reviews!

@SuperCoder7979 I see a new issue, it must be related to this change. Can you take a look? https://bugs.openjdk.org/browse/JDK-8304230

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PR: https://git.openjdk.org/jdk/pull/12734