On Sun, Dec 9, 2012 at 7:10 AM, Julius Baxter <[email protected]>wrote:

> So then the current draft should be OK, right? The overflow exceptions
> I've put in are for 64-bit mode (where SPRs are still only 32-bits
> wide, so you're back to the standard 64-bit multiplication situation.)


Oh, ok.  I didn't realize the SPRs aren't also 64 bits in 64-bit mode.

I suppose that's ok then.

However, I think the size of the MAC SPRs in 64-bit mode should also be 64
bits... but that's perhaps for another day and another conversation :)

-Pete
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