RFR: 8296168: x86: Add reasonable constraints between AVX and SSE [v2]

Claes Redestad redestad at openjdk.org
Wed Nov 2 21:49:53 UTC 2022


On Wed, 2 Nov 2022 17:25:55 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

>> It's already the case for `UseSSE`:
>> https://github.com/openjdk/jdk/blob/master/src/hotspot/cpu/x86/vm_version_x86.cpp#L858
>
> I find the original check clearer: it says that `UseAESCTRIntrinsics`-related code depends specifically on sse4.1. Please, leave it as is.

Right, I first figured it was ignoring user settings, but as you point out the feature bits will be zeroed out anyhow.

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PR: https://git.openjdk.org/jdk/pull/10946


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