RFR: 8330156: RISC-V: Range check auipc + signed 12 imm instruction [v5]

[Robbin Ehn]

On Thu, 18 Apr 2024 14:19:29 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> Hi please consider!
>> 
>> Today we check if the distance is a signed 32.
>> As the second instruction have sign bit + 11 bits the, max of such pair is shorter.
>> 
>> Sanity tested
>
> Robbin Ehn has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Added comment
>  - Rename

/back-port jdk17u-dev

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PR Comment: https://git.openjdk.org/jdk/pull/18755#issuecomment-2068640873