Re: Fast-track "stimecmp / vstimecmp" extension proposal


Greg Favor
 

On Tue, Dec 1, 2020 at 6:25 PM Allen Baum <allen.baum@...> wrote:
Yea, that makes sense, though I'd say it's not strictly backwards compatible; old Mcode will silently fail.
I will not complain if we make a blanket statement that Mcode backwards compatibility is not a requirement.

That is the collective view.  In general, machine-level software is expected to know what it needs to know about the hart on which it is running.  (There's that pesky discovery thing again. :) )

Greg

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