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Re: [Qemu-devel] [PATCH 0/4] new Blackfin QEMU port


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH 0/4] new Blackfin QEMU port
Date: Tue, 1 Feb 2011 17:30:40 +0000

On 1 February 2011 17:20, Mike Frysinger <address@hidden> wrote:
> On Tue, Feb 1, 2011 at 05:31, Peter Maydell wrote:
>> I suspect that this check of pc against the lbreg[]
>> values should be being done in the generated code,
>> not at translate time.

> the way i'm doing it atm i believe is safe.  if a lbreg changes, then
> i invalidate any TBs associated with the old value and any TBs
> associated with the new value.  thus i force the code to be
> retranslated, and i can assume the lbreg values are constant when
> doing so.

That's OK too, that would fall into my category (3).

-- PMM



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