RFR: 8321008: RISC-V: C2 MulAddVS2VI [v2]

[Hamlin Li]

On Mon, 29 Apr 2024 14:21:20 GMT, Hamlin Li <mli at openjdk.org> wrote:

>> Hi,
>> Can you help to review the patch?
>> 
>> The motivation is to implement `MulAddVS2VI`.
>> But to enable `MulAddVS2VI`, `MulAddS2I` is prerequisite, although `MulAddS2I` does not bring extra benefit on riscv as we don't have an specific instruction of muladd on riscv.
>> So, this patch implement both `MulAddVS2VI` and `MulAddS2I`. 
>> 
>> Thanks
>
> Hamlin Li has updated the pull request incrementally with one additional commit since the last revision:
> 
>   fix t1 usage

in progress...

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PR Comment: https://git.openjdk.org/jdk/pull/18919#issuecomment-2154467503