RFR: 8347273: C2: VerifyIterativeGVN for Ideal and Identity [v10]

[Emanuel Peter]

On Thu, 12 Jun 2025 08:08:25 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

>> Emanuel Peter has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 79 additional commits since the last revision:
>> 
>>  - Merge branch 'master' into JDK-8347273-verify-IGVN-Ideal-Identity
>>  - update comments for Christian
>>  - Apply suggestions from code review
>>    
>>    Co-authored-by: Christian Hagedorn <christian.hagedorn at oracle.com>
>>  - reorder flags for Christian
>>  - max_modes
>>  - use stringStream instead of ttyLocker
>>  - assert(false) for Christian
>>  - rename for Christian
>>  - Update src/hotspot/share/opto/phaseX.cpp
>>    
>>    Co-authored-by: Manuel Hässig <manuel at haessig.org>
>>  - review suggestions, and handled a few more edge cases
>>  - ... and 69 more: https://git.openjdk.org/jdk/compare/78bf9941...d9546d87
>
> Update looks good, thanks!

@chhagedorn @mhaessig Thank you for the reviews and all the helpful suggestions :)

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PR Comment: https://git.openjdk.org/jdk/pull/22970#issuecomment-2967020432