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From: Joerg Platte <lists@naasa.net>
To: Blue Swirl <blueswir1@hotmail.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] fpu problems with qemu-system-sparc
Date: Fri, 19 May 2006 21:38:29 +0200	[thread overview]
Message-ID: <200605192138.32748.lists@naasa.net> (raw)
In-Reply-To: <BAY104-F311C5FDF02B1CE18D32BAEFFA70@phx.gbl>

Am Freitag, 19. Mai 2006 21:14 schrieb Blue Swirl:
Hi!

> I'd still check the ld/stfsr implementation. The V8 spec says that stfsr
> _may_ zero the ftt field in fsr and what you describe sounds like the
> trapping happens too often. Just add env->fsr &= ~FSR_FTT_MASK into
> op_stfsr.

I already log each fsr access. All bits, except the fcc bits, are always zero 
when linux or the program try to access the fsr.

> The timer frequency can be changed by modifying CNT_FREQ in slavio_timer.c
> if you want to try that.

Thanks, I'll try that later.

regards,
Jörg

  reply	other threads:[~2006-05-19 19:38 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-18 16:16 [Qemu-devel] fpu problems with qemu-system-sparc Joerg Platte
2006-05-18 17:53 ` Blue Swirl
2006-05-18 19:50   ` Joerg Platte
2006-05-19 18:14   ` Joerg Platte
2006-05-19 19:14     ` Blue Swirl
2006-05-19 19:38       ` Joerg Platte [this message]
2006-05-22 17:51       ` Joerg Platte
2006-05-22 19:12         ` Joerg Platte
2006-05-22 19:31           ` Joerg Platte
2006-05-23  6:26 ` Joerg Platte

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