[riscv-port] RFR: 8278994: riscv: RVC support [v14]
Fei Yang
fyang at openjdk.java.net
Mon Jan 10 08:47:06 UTC 2022
On Mon, 10 Jan 2022 07:30:28 GMT, Xiaolin Zheng <xlinzheng at openjdk.org> wrote:
>> Hi team,
>>
>> This patch includes the basic definition of the RVC instruction set and some cleanups. Tested a simple `test/hotspot/jtreg/compiler/` folder on qemu.
>>
>> Using `<JAVA_HOME>/bin/java -XX:+UnlockExperimentalVMOptions -XX:+UseRVC -XX:+UnlockDiagnosticVMOptions -XX:+PrintAssembly -XX:PrintAssemblyOptions=no-aliases,numeric -XX:+PrintStubCode -XX:-TieredCompilation` could show RVC instructions.
>>
>> Thanks,
>> Xiaolin
>
> Xiaolin Zheng has updated the pull request incrementally with one additional commit since the last revision:
>
> Polish `nmethod_entry_barrier` and RISC-V CAS related comments
Thanks for resolving the comments :-) We will need more tests for this patch, both in respects of functionality and performance.
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PR: https://git.openjdk.java.net/riscv-port/pull/34
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