Re: reset method

From: <john.aynsley@doulos.com>
Date: Thu Jul 22 2010 - 08:43:55 PDT

Bishnupriya,

It's nice to be able to catch and handle kills and resets, but I don't
think it's important enough to justify anything but the simplest
mechanism. I would have thought that most of the time kills and resets
could be handled in the same way.

I was musing on some other way of telling whether the process had been
killed or reset, and method terminated() came to mind, but presumably a
killed process would not get terminated until the exception was caught by
the kernel, so that's no good.

I am arguing semantics here, but if we have a common exception, that
exception does not necessarily terminate the process, because it is being
used for both reset() and kill(): reset() does not leave the process
terminated. So having class sc_kill_exception: public sc_reset_exception
makes more sense to me, with the sc_reset_exception actually doing the
work of unwinding the stack. Does that work?

John A

From:
David C Black <dcblack@xtreme-eda.com>
To:
systemc-p1666-technical@eda.org
Date:
21/07/2010 21:16
Subject:
Re: reset method
Sent by:
owner-systemc-p1666-technical@eda.org

If you're going to throw an exception anyhow, then I would prefer the
sc_reset_exception solution over adding another member method.

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David C Black, XtremeEDA ESL Practice Leader
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On Jul 21, 2010, at 2:49 PM, Bishnupriya Bhattacharya wrote:

John,
 
Yes reset() throws an sc_kill_exception.
 
It is a good idea to distinguish reset from kill by using the exception. I
suggest a member method in the sc_kill_exception class - "bool reset()" -
or perhaps have sc_reet_exception that derives from sc_kill_exception?
 
WDYT?
 
Thanks,
-Bishnupriya

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Received on Thu Jul 22 08:44:21 2010

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