[15] RFR(M): 8242108: Performance regression after fix for JDK-8229496

Tobias Hartmann tobias.hartmann at oracle.com
Tue Apr 21 12:09:53 UTC 2020


Hi Eric,

On 21.04.20 12:14, Eric Liu wrote:
> Yes, it's platform independent.
> 
> As you said, this test case intends to detect whether div/mod node floating 
> above the null-check. But in AArch64, division by zero would not throw any
> exception, while AMD64 would generate a SIGFPE.

Okay, thanks for the details.

> I'm not sure whether this test case only be used for AMD64.

Right but I think in any case it doesn't hurt to execute in on AARCH64 as well.

Best regards,
Tobias


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