RFR: 8291555: Replace stack-locking with fast-locking [v3]

[Fei Yang]

On Fri, 14 Oct 2022 14:26:20 GMT, Roman Kennke <rkennke at openjdk.org> wrote:

> > > > Here is the basic support for RISC-V: https://cr.openjdk.java.net/~shade/8291555/riscv-patch-1.patch
> > > > -- I adapted this from AArch64 changes, and tested it very lightly. @RealFYang, can I leave the testing and follow up fixes to you?
> > > 
> > > 
> > > @shipilev : Sure, I am happy to to that! Thanks for porting this to RISC-V :-)
> > 
> > 
> > @shipilev : After applying this on today's jdk master, linux-riscv64 fastdebug fail to build on HiFive Unmatched. I see JVM crash happens during the build process. I suppose you carried out the test with some release build, right?
> 
> Have you applied the whole PR? Or only the patch that @shipilev provided. Because only the patch without the rest of the PR is bound to fail.

Yes, the whole PR: https://patch-diff.githubusercontent.com/raw/openjdk/jdk/pull/10590.diff

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PR: https://git.openjdk.org/jdk/pull/10590