RFR: 8279508: Auto-vectorize Math.round API [v18]

[Jatin Bhateja]

On Wed, 23 Mar 2022 06:55:50 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> Jatin Bhateja has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 22 commits:
>> 
>>  - 8279508: Using an explicit scratch register since rscratch1 is bound to r10 and its usage is transparent to compiler.
>>  - Merge branch 'master' of http://github.com/openjdk/jdk into JDK-8279508
>>  - 8279508: Windows build failure fix.
>>  - 8279508: Styling comments resolved.
>>  - 8279508: Creating separate test for round double under feature check.
>>  - 8279508: Reducing the invocation count and compile thresholds for RoundTests.java.
>>  - 8279508: Review comments resolution.
>>  - 8279508: Preventing domain switch-over penalty for Math.round(float) and constraining unrolling to prevent code bloating.
>>  - Merge branch 'master' of http://github.com/openjdk/jdk into JDK-8279508
>>  - 8279508: Removing +LogCompilation flag.
>>  - ... and 12 more: https://git.openjdk.java.net/jdk/compare/ff0b0927...c17440cf
>
> All tests passed.

Hi @TobiHartmann , thanks for confirming.
Hi @jddarcy , @theRealAph , kindly let me know if its good to integrate this.

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

PR: https://git.openjdk.java.net/jdk/pull/7094