RFR: 8282365: Optimize divideUnsigned and remainderUnsigned for constants [v29]

[Quan Anh Mai]

On Wed, 11 Oct 2023 05:55:03 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   remove verify
>
> `compiler/integerArithmetic/DivisionByConstant.java` timed out after `14m 35s` on `macosx-x64-debug`. Extra flags: `-server -Xcomp`
> 
> I think the test was not far from completion. I see all 10 TRIALS were executed in the logs. But then it still times out.

@eme64 I think running with `-Xcomp` 11 times is really expensive, and 15 minutes spent on a division test seems to be not worth it, do you have any suggestions? Should I reduce the `TRIAL` value? Thanks.

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PR Comment: https://git.openjdk.org/jdk/pull/9947#issuecomment-1759719189