[8u] RFR 8166140: C1: Possible integer overflow in LIRGenerator::generate_address on several platforms

[Zhengyu Gu]

Thanks, Paul.

-Zhengyu

On 1/26/22 17:20, Hohensee, Paul wrote:
> Lgtm.
> 
> Thanks,
> Paul
> 
> -----Original Message-----
> From: jdk8u-dev <jdk8u-dev-retn at openjdk.java.net> on behalf of Zhengyu Gu <zgu at redhat.com>
> Date: Tuesday, January 25, 2022 at 11:59 AM
> To: jdk8u-dev <jdk8u-dev at openjdk.java.net>
> Subject: [8u] RFR 8166140: C1: Possible integer overflow in LIRGenerator::generate_address on several platforms
> 
> I would like to backport this patch to 8u for parity with Oracle 8u331.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8166140
> Patch: http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/f6c1ea29110e
> 
> The patch applies mostly cleanly, except ppc does not have compiler port
> in 8u.
> 
> 8u webrev: http://cr.openjdk.java.net/~zgu/JDK-8166140-8u/webrev.00/
> 
> Test:
>     compiler tests on Linux x86_64 and aarch64
> 
> Thanks,
> 
> -Zhengyu
> 
>