RFR: 8320399: RISC-V: Some format clean-up in opto assembly code

[Feilong Jiang]

On Mon, 20 Nov 2023 14:33:47 GMT, Fei Yang <fyang at openjdk.org> wrote:

>> Hi, please review this trivial clean-up in riscv.ad and c2_macroAssembler_riscv.cpp:
>> - Some C2 instructions are missing the `done` label at the end of the format string. 
>> - Fix format naming error in `MoveF2I_reg_reg` and `MoveL2D_reg_reg`.
>> - Small code adjustments to `C2_MacroAssembler::string_compare`.
>> 
>> Testing:
>> - [x] GHA linux-riscv cross-compiling
>
> Marked as reviewed by fyang (Reviewer).

@RealFYang -- Thanks for the review!

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

PR Comment: https://git.openjdk.org/jdk/pull/16734#issuecomment-1822471411