From: "Blue Swirl" <blauwirbel@gmail.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] linux-user exception handling
Date: Wed, 27 Aug 2008 22:26:42 +0300 [thread overview]
Message-ID: <f43fc5580808271226o61c475f0o9dcb380d4e5a5e47@mail.gmail.com> (raw)
In-Reply-To: <20080827143804.D54290@stanley.csl.cornell.edu>
On 8/27/08, Vince Weaver <vince@csl.cornell.edu> wrote:
> On Wed, 27 Aug 2008, Blue Swirl wrote:
>
> >
> > With this patch I get the sequence AA to MM and then back to AA.
> > Strangely Sparc32 prints AA to MM and then back to BB, never reaches
> > AA.
> >
>
> Your patch is much better than mine, with it all of the gcc spec2k inputs
> work. So I'm all for committing it.
Okay, I committed it.
The address where the windows are saved may be incorrect, perhaps the
stack bias of -2047 should be added?
> One semi-related thing, according to the documentation V9 increments CWP on
> save and decrements it on restore, while V8 does the opposite. I'm not sure
> if it is worth making the Qemu save/restore code behave that way too.
Maybe, I can't remember why I did it like that. It could have had
something to with register layout.
prev parent reply other threads:[~2008-08-27 19:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-25 20:26 [Qemu-devel] linux-user exception handling Vince Weaver
2008-08-25 20:34 ` Blue Swirl
2008-08-27 16:58 ` Vince Weaver
2008-08-27 17:14 ` Blue Swirl
2008-08-27 17:30 ` Vince Weaver
2008-08-27 18:19 ` Blue Swirl
2008-08-27 19:02 ` Vince Weaver
2008-08-27 19:26 ` Blue Swirl [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=f43fc5580808271226o61c475f0o9dcb380d4e5a5e47@mail.gmail.com \
--to=blauwirbel@gmail.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).