RFR: 8346039: [BACKOUT] - [C1] LIR Operations with one input should be implemented as LIR_Op1

[Martin Doerr]

On Wed, 11 Dec 2024 20:41:29 GMT, David Holmes <dholmes at openjdk.org> wrote:

> Revert "8345609: [C1] LIR Operations with one input should be implemented as LIR_Op1"
> 
> This reverts commit a21d21f4d7b74e21f68b6bf9c5dc9ba7d3f9963c.
> 
> Testing tiers 1-3 in progress
> 
> Thanks

It must be machine dependent. I guess `UseAVX > 2 && !VM_Version::supports_avx512vl()` is the case which is not hit by our machines. Could you confirm that?

-------------

PR Comment: https://git.openjdk.org/jdk/pull/22690#issuecomment-2537247138