RFR: 8343827: RISC-V: set AlignVector as false if applicable to enable SLP

Fei Yang fyang at openjdk.org
Tue Nov 12 00:26:07 UTC 2024


On Mon, 11 Nov 2024 14:18:28 GMT, Vladimir Kempik <vkempik at openjdk.org> wrote:

> hello Hamlin, this could to be wrong. for example: kendryte 230 with c908 core with rv64gcv it has fast misaligned access but only for scalars(rv64gc), not for vectors(rvv) i dont know if it's just a corner case or a possible common practice in future.

Interesting. Could it be an issue for the kernel running on this platform? I don't understand why it would declare fast misaligned access when it's not the case for the vector part.

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PR Comment: https://git.openjdk.org/jdk/pull/21974#issuecomment-2469341899


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