From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Cc: John Reiser <jreiser@bitwagon.com>
Subject: Re: [Qemu-devel] bug: qemu-0.9.0 emulating mipsel (32-bit R3000) on amd64
Date: Mon, 7 May 2007 16:46:52 +0100 [thread overview]
Message-ID: <200705071646.54894.paul@codesourcery.com> (raw)
In-Reply-To: <20070507121310.GA18535@caradoc.them.org>
On Monday 07 May 2007, Daniel Jacobowitz wrote:
> On Sun, May 06, 2007 at 09:04:52PM +0100, Thiemo Seufer wrote:
> > This looks like another instance of "Qemu/MIPS doesn't handle
> > self-modifying code correctly" (the break instructions inserted
> > by gdb are exactly this).
> >
> > A gross workaround is
> > http://lists.nongnu.org/archive/html/qemu-devel/2007-05/msg00037.html
>
> Someone might want to try:
> http://lists.nongnu.org/archive/html/qemu-devel/2007-04/msg00514.html
I think breakpoints and FPU are separate bugs.
I notice that the FPU enable bit (CP0C1_FP) is not included in the TB flags.
My guess is you need to modify exec.c:tb_find_fast to include this.
Paul
next prev parent reply other threads:[~2007-05-07 15:54 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-06 18:45 [Qemu-devel] bug: qemu-0.9.0 emulating mipsel (32-bit R3000) on amd64 John Reiser
2007-05-06 20:04 ` Thiemo Seufer
2007-05-06 20:07 ` Thiemo Seufer
2007-05-07 12:13 ` Daniel Jacobowitz
2007-05-07 15:46 ` Paul Brook [this message]
2007-05-07 22:46 ` [Qemu-devel] workaround: " John Reiser
2007-05-07 23:03 ` Paul Brook
2007-05-07 23:08 ` Paul Brook
2007-05-08 18:03 ` [Qemu-devel] bug: " Stefan Weil
2007-05-08 23:50 ` John Reiser
2007-05-09 1:04 ` Thiemo Seufer
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