RFR: 8322077: Add Ideal transformation: (~a) | (~b) => ~(a & b) [v4]

[Zhiqiang Zang]

On Wed, 10 Jan 2024 07:47:35 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> @eme64 @TobiHartmann Thanks for the comments. All addressed.
>> 
>> I rebased this PR onto #16333 so I was able to add these tests for using both optimizations. (the history was messed up).
>
> @CptGit can you merge from master again, please? It looks now like you are pushing both the changes here and the ones from your previous PR. Once you did that, I'd like to run some testing before we push this.

@eme64 Yes I merged. Looks clean now.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/16334#issuecomment-1885669143