From: "Blue Swirl" <blauwirbel@gmail.com>
To: Jakub Jermar <jakub@jermar.eu>
Cc: qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: [BUG] Possible bug in sparc64 emulation of SAVE/RESTORE
Date: Sun, 11 Jan 2009 20:01:57 +0200 [thread overview]
Message-ID: <f43fc5580901111001t2a84c963n9a1efaeaf0ee17b0@mail.gmail.com> (raw)
In-Reply-To: <496A2BE4.9040504@jermar.eu>
On 1/11/09, Jakub Jermar <jakub@jermar.eu> wrote:
> Hi,
>
> I've just noticed that functions:
>
> helper_save()
> helper_restore()
> cpu_cwp_inc()
> cpu_cwp_dec
>
> assume that CWP moves counter-clock-wise on sparc64.
> I am pretty sure it moves clock-wise on sparc64
> (contrary to the situation on sparc32).
True, but internally we use V8 way to make register window handling
simpler. Outside world should see CWP acting as specified.
There is a comment about this somewhere, maybe it is unclear.
next prev parent reply other threads:[~2009-01-11 18:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-11 17:27 [Qemu-devel] [BUG] Possible bug in sparc64 emulation of SAVE/RESTORE Jakub Jermar
2009-01-11 18:01 ` Blue Swirl [this message]
2009-01-11 20:11 ` [Qemu-devel] " Jakub Jermar
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