RFR: 8345485: C2 MergeLoads: merge adjacent array/native memory loads into larger load [v2]

[Roberto Castañeda Lozano]

On Thu, 13 Mar 2025 07:15:57 GMT, kuaiwei <duke at openjdk.org> wrote:

>> WIP.
>> 
>> It worked for cases in the TestMergeLoads.java and can observe performance improvement in MergeLoadBench.getIntB . Need to check more cases.
>
> kuaiwei has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix test failure

Hi @kuaiwei, thanks for working on this feature! If this pull request is work in progress as noted in the description, may I suggest switching it back to "Draft" mode until you consider it ready for review?

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PR Comment: https://git.openjdk.org/jdk/pull/24023#issuecomment-2720538541