RFR: 8370708: RISC-V: Add VerifyStackAtCalls [v4]

[Robbin Ehn]

On Tue, 28 Oct 2025 15:15:58 GMT, Fei Yang <fyang at openjdk.org> wrote:

>> Robbin Ehn has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fixed format
>
> src/hotspot/cpu/riscv/riscv.ad line 1375:
> 
>> 1373:   if (VerifyStackAtCalls) {
>> 1374:     st->print("mv  t2, %ld\n\t", MAJIK_DWORD);
>> 1375:     st->print("sd  t2, [sp, #%d]\n\t", - 3 * wordSize);
> 
> Thanks for the update. You might want to change this into `st->print("sd  t2, [sp, #%d]\n\t", framesize - 3 * wordSize);` at the same time. BTW: My local `hs:tier1` with `-XX:+VerifyStackAtCalls` using fastdebug build is good.

Oh, did I miss that, sorry!

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PR Review Comment: https://git.openjdk.org/jdk/pull/28005#discussion_r2470551572