[riscv-port-jdk17u:riscv-port] RFR: 8294366: RISC-V: Partially mark out incompressible regions [v2]

[Feilong Jiang]

On Wed, 29 Mar 2023 03:08:56 GMT, Xiaolin Zheng <xlinzheng at openjdk.org> wrote:

>> One little difference: there is no `C2_MacroAssembler::emit_entry_barrier_stub` on JDK17.
>> 
>> Tested along with remaining patches, hotspot tier1~4 with fastdebug build.
>
> Xiaolin Zheng has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8305112: RISC-V: Typo fix for RVC description
>   
>   Reviewed-by: dholmes

Marked as reviewed by fjiang (no project role).

Looks good now. you should add JDK-8305112 to this backport pr too.

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PR Review: https://git.openjdk.org/riscv-port-jdk17u/pull/28#pullrequestreview-1362190694
PR Comment: https://git.openjdk.org/riscv-port-jdk17u/pull/28#issuecomment-1487886665