RFR: 8363063: AArch64: [VectorAPI] sve vector math operations are not supported after JDK-8353217

[Fei Gao]

On Fri, 25 Jul 2025 08:09:45 GMT, Andrew Haley <aph at openjdk.org> wrote:

>> This patch fixes a typo introduced in [JDK-8353217](https://github.com/openjdk/jdk/commit/130b0cdaa6604da47a893e5425547acf3d5253f4), which incorrectly disabled SVE vector math symbols. As a result, some vector math test cases such as `jdk/incubator/vector/Double256VectorTests.java` threw exceptions on 256-bit SVE machines with errors like:
>> `java.lang.InternalError: not supported: ACOS Species[double, 4, S_256_BIT] acosdx_u10sve`.
>> 
>> `test/jdk/jdk/incubator/vector` passed on `256-bit sve` machine, `macos` and `neon` machine.
>
> Marked as reviewed by aph (Reviewer).

Thanks for your approval @theRealAph @shipilev !

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PR Comment: https://git.openjdk.org/jdk/pull/26465#issuecomment-3126170216