RFR: 8308076: X86_64: make rheapbase register allocatable in zero based compressedOops mode

Fri May 26 08:53:56 UTC 2023

On Mon, 15 May 2023 12:03:22 GMT, kuaiwei <duke at openjdk.org> wrote:

> It's the tradeoff. It may dependents on app behavior. So I added a new option PreserveHeapbaseReg to switch.

This looks like [JDK-8221249](https://bugs.openjdk.org/browse/JDK-8221249). Rather than starting a new patch, you should try to reopen that one.

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PR Comment: https://git.openjdk.org/jdk/pull/13976#issuecomment-1564039408