RFR: Store cpu features in AOTCodeCache header [v3]

[Ashutosh Mehra]

On Fri, 18 Jul 2025 16:03:42 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> Ashutosh Mehra 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 six additional commits since the last revision:
>> 
>>  - Use FormatBuffer to obtain cpu features names string
>>    
>>    Signed-off-by: Ashutosh Mehra <asmehra at redhat.com>
>>  - Merge branch 'premain' into aot-cache-feature-flags
>>    
>>    Signed-off-by: Ashutosh Mehra <asmehra at redhat.com>
>>  - Remove UseSSE and UseAVX checks
>>    
>>    Signed-off-by: Ashutosh Mehra <asmehra at redhat.com>
>>  - Merge branch 'premain' into aot-cache-feature-flags
>>  - Address review comments
>>    
>>    Signed-off-by: Ashutosh Mehra <asmehra at redhat.com>
>>  - Store cpu features in AOTCodeCache header
>>    
>>    Signed-off-by: Ashutosh Mehra <asmehra at redhat.com>
>
> src/hotspot/share/code/aotCodeCache.cpp line 3249:
> 
>> 3247:   SET_ADDRESS(_shared_blobs, SharedRuntime::polling_page_return_handler_blob()->entry_point());
>> 3248: #ifdef COMPILER2
>> 3249:   SET_ADDRESS(_shared_blobs, SharedRuntime::polling_page_vectors_safepoint_handler_blob()->entry_point());
> 
> Mistake update?

oh! yes, that's a mistake. I will remove it.

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PR Review Comment: https://git.openjdk.org/leyden/pull/84#discussion_r2216754779