[PATCH][GAS][AArch64] Add new instructions for Armv8.4-a [Patch (4/6)]

[Tamar Christina]

Hi Nick,

> 
> Hi Tamar,
> 
> > Pinging just In case you forgot about this one 😊
> 
> Oh bananas!  Yes I had forgotten...
> 
> Patch approved - please apply.
> 
> Cheers
>   Nick
> 
> PS.  Are there any more that I have forgotten ? :-)

No, this is the last one 😊

Thanks,
Tamar