[aarch64-port-dev ] RFR: 8224187 Refactor arraycopy_prologue to allow ZGC read barriers on arraycopy

[Per Liden]

Looks good to me. This brings aarch64 in sync with all other platforms.

/Per

On 2019-05-20 12:27, Stuart Monteith wrote:
> Hello,
>     On aarch64 the signature for
> barrierSetAssembler::arraycopy_prologue needs to be changed in order
> accept the source as well as the destination array for ZGC's barriers.
> 
> The bug:
>   https://bugs.openjdk.java.net/browse/JDK-8224187
> and the patch:
>    http://cr.openjdk.java.net/~smonteith/8224187/webrev.0/
> 
> 
> BR,
>     Stuart
>