Re: [Qemu-devel] [PATCH 00/12] trace: [tcg] Allow tracing guest events in TCG-generated code

[Lluís Vilanova]

Peter Maydell writes:

> On 4 February 2014 14:57, Richard Henderson <address@hidden> wrote:
>> I suppose I have no major objection to the feature, although frankly it's
>> not especially exciting.  I can't really imagine ever wanting to bulk trace
>> all of the helpers.  Tracing specific helpers on a target-by-target basis,
>> sure.  But that can be done just as easily as adding tracing code to any
>> other bit of C.

> I think the things people seem to actually want (judging
> from occasional postings to the list) are things like:
>  * trace all guest memory accesses
>  * trace all guest instruction executions

> Does this patchset get us usefully towards that kind of thing?
> Not sure...

It does trace guest memory accesses (last patch), but I also have other patches
(not sent to keep things simple) for tracing instructions and BBLs executed, as
well as the registers accessed by these.


Thanks,
  Lluis

-- 
 "And it's much the same thing with knowledge, for whenever you learn
 something new, the whole world becomes that much richer."
 -- The Princess of Pure Reason, as told by Norton Juster in The Phantom
 Tollbooth