[PATCH] Add new ppc hwsync extended mnemonic

[Peter Bergner]

On Thu, 2015-06-04 at 10:00 -0500, Segher Boessenkool wrote:
> On Wed, Jun 03, 2015 at 04:10:28PM -0500, Peter Bergner wrote:
> > Alan, what do you think about changing the default of disassembling
> > "sync 0" to "hwsync"?
> 
> I don't like this change for disassembling "classic" code (say, 6xx).
> None of the old docs (or older tools) know about "hwsync" (or "sync 0"
> for that matter).  Is there some easy way to keep the old behaviour
> unless (say) disassembling for POWER4 or up?

Ok, I'm fine just enabling it for POWER4 and later, so I committed the patch
with the following change:

+{"hwsync",     XSYNC(31,598,0), 0xffffffff, POWER4,    BOOKE|PPC476,   {0}},

Thanks.

Peter