[8u] RFR 8248901: Signed immediate support in .../share/assembler.hpp is broken.

[Zhengyu Gu]

Hi Andrew,

>>
>> Updated: https://cr.openjdk.java.net/~zgu/JDK-8248901-8u/webrev.01/
> Ok, this looks good now. Consider it reviewed.
> 

Thanks for the review.

> As you say this backport is needed for to enable backport of 
> JDK-8247766. The latter does fix a bug whereas the bug that this 
> originally fixed does not exist in jdk8u.
> 
> I believe that is a good reason to backport this fix but that's not my 
> decision to make. You will  need to get agreement from an actual 
> maintainer before you can push this.

Of course, I will request an approval before push this patch.

-Zhengyu

> 
> regards,
> 
> 
> Andrew Dinn
> -----------
> Red Hat Distinguished Engineer
> Red Hat UK Ltd
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>