[8u] RFR 8266191: Missing aarch64 parts of JDK-8181872(C1: possible overflow when strength reducing integer multiply by constant)

He Dongbo(JVM) hedongbo at huawei.com
Wed Apr 28 08:34:57 UTC 2021

Thanks, Andrew Haley. Tagged.

On 4/28/2021 4:28 PM, Andrew Haley wrote:
> On 4/28/21 8:38 AM, He Dongbo(JVM) wrote:
>> Original fix:
>>    http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/16c9c159df90
>>    https://bugs.openjdk.java.net/browse/JDK-8181872
>> 8u(aarch64 platforms) webrev:
>> http://cr.openjdk.java.net/~dongbohe/8266191/webrev.00/
>> Note that JDK-8181872 got backported to OpenJDK 8u. Released with 8u252. Aarch64 port got integrated with 8u292 (JDK-8257192). Since JDK-8181872 got backported earlier, the aarch64 code is missing the aarch64 part of 
>> https://bugs.openjdk.java.net/browse/JDK-8181872
>> Testing: tier1 
> Looks fine.


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