RFR: 8347366: RISC-V: Add extension asserts for CMO instructions [v2]

[Robbin Ehn]

On Fri, 10 Jan 2025 02:43:52 GMT, Fei Yang <fyang at openjdk.org> wrote:

>> Robbin Ehn has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Review comments
>
> src/hotspot/cpu/riscv/assembler_riscv.hpp line 3094:
> 
>> 3092: 
>> 3093:   // This instruction have some security implication.
>> 3094:   // At this time it's not likley to be enable for user mode.
> 
> Suggestion: `// At this time it's not likely to be enabled for user mode.`

Thanks, updated!

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PR Review Comment: https://git.openjdk.org/jdk/pull/23015#discussion_r1909993055