[RFA] Prec x86 MMX 3DNow! SSE SSE2 SSE3 SSSE3 SSE4 support

[Michael Snyder]

Hui Zhu wrote:
> I think your mean is case 5...10:, right?
> 
> I did it before, a lot of people told me that they didn't like it.  So...

OK, please ignore that issue.

> And about:
> +    /* 3DNow! prefetch */
> +    case 0x0f0d:
> 
> This is really a big change.   And In i386-tdep.c, there are a lot of
> code is like it too.
> So I suggest we make a special patch to fix all of this code after a
> clear and deeply discussion.  :)  What do you think about it?

Fair enough.