From: Elena Zannoni <ezannoni@redhat.com>
To: Kevin Buettner <kevinb@redhat.com>
Cc: Andrew Cagney <ac131313@ges.redhat.com>, gdb-patches@sources.redhat.com
Subject: Re: [patch/wip] Save/restore cooked registers
Date: Mon, 26 Aug 2002 10:26:00 -0000 [thread overview]
Message-ID: <15722.22357.397126.473082@localhost.redhat.com> (raw)
In-Reply-To: <1020826155511.ZM30766@localhost.localdomain>
Kevin Buettner writes:
> On Aug 25, 3:16pm, Andrew Cagney wrote:
>
> > The attached is work-in-progress to get gdb saving just a subset of
> > cooked registers when doing things like an inferior function call.
>
> Why is it necessary to save the cooked registers during an inferior
> function call? I would have thought that being able to save/restore
> raw registers would be sufficient.
>
> (Or did I miss a thread which explains this?)
>
> Kevin
On ppc the e500 general registers are pseudo (i.e.cooked). Those
are used in inferior function calls, for parameter passing.
I think this is part of the story.
Full explanation:
http://sources.redhat.com/ml/gdb/2002-08/msg00196.html
Elena
next prev parent reply other threads:[~2002-08-26 16:31 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-25 12:23 Andrew Cagney
2002-08-26 9:05 ` Kevin Buettner
2002-08-26 9:31 ` Andrew Cagney
2002-08-26 10:26 ` Elena Zannoni [this message]
2002-08-26 11:21 ` Kevin Buettner
2002-08-26 11:25 ` Andrew Cagney
2002-08-26 13:52 ` Kevin Buettner
2002-08-26 11:29 ` Elena Zannoni
2002-08-26 12:04 ` Kevin Buettner
2002-08-28 7:42 ` Richard Earnshaw
2002-08-28 9:58 ` Andrew Cagney
2002-08-29 8:36 ` Elena Zannoni
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