RFR: 8360776: Enable -XX:+UseAPX as experimental feature in all builds [v2]

[Srinivas Vamsi Parasa]

On Sat, 28 Jun 2025 08:04:59 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

>> Srinivas Vamsi Parasa has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:
>> 
>>   8360776: Enable -XX:+UseAPX as experimental feature in all builds
>
> src/hotspot/os_cpu/bsd_x86/os_bsd_x86.cpp line 432:
> 
>> 430:     }
>> 431: 
>> 432: #if defined(_LP64)
> 
> Is it still required after the removal of the 32-bit port of x86?

Pls see the `#if defined(_LP64)` check removed in the updated code.

> src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp line 258:
> 
>> 256:     }
>> 257: 
>> 258: #if defined(_LP64)
> 
> Do we still need this after removal of 32-bit port of x86 ?

Pls see the `#if defined(_LP64)` check removed in the updated code.

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PR Review Comment: https://git.openjdk.org/jdk/pull/26029#discussion_r2175653338
PR Review Comment: https://git.openjdk.org/jdk/pull/26029#discussion_r2175653164