[aarch64-port-dev ] RFR(S): 8194256 - AARCH64: SIMD shift instructions are incorrectly encoded

[Ningsheng Jian]

I have created a patch to fix it.

Thanks,
Ningsheng

On 17 January 2018 at 18:08, Andrew Haley <aph at redhat.com> wrote:
> On 17/01/18 03:21, Ningsheng Jian wrote:
>> I agree that your patch looks better than original logic. But I found
>> that these instructions are being used in codegen. We need to update
>> the codegen part with your new logic.
>>
>> Some jtreg vect cases failed with your patch:
>>
>> http://openjdk.linaro.org/jdkX/openjdk-jtreg-nightly-tests/reports/server-release/hotspot/aarch64/2018/011/JTreport/html/failed.html
>>
>> I have created a new bug:
>>
>> https://bugs.openjdk.java.net/browse/JDK-8195588
>
> Ouch.  This is bad.  I guess you don't know which were affected?
>
> --
> Andrew Haley
> Java Platform Lead Engineer
> Red Hat UK Ltd. <https://www.redhat.com>
> EAC8 43EB D3EF DB98 CC77 2FAD A5CD 6035 332F A671