From: Ralf Baechle <ralf@linux-mips.org>
To: Jun Sun <jsun@mvista.com>
Cc: linux-mips@linux-mips.org
Subject: Re: when does do_fpe() get called? (or when does FPE happen?)
Date: Tue, 28 Jan 2003 04:37:44 +0100 [thread overview]
Message-ID: <20030128043744.A24686@linux-mips.org> (raw)
In-Reply-To: <20030127190423.U11633@mvista.com>; from jsun@mvista.com on Mon, Jan 27, 2003 at 07:04:23PM -0800
On Mon, Jan 27, 2003 at 07:04:23PM -0800, Jun Sun wrote:
> Can someone enlighten me a little? I am trying
> to figure out what the FPU state should be (or can be) when
> we are inside do_fpe() routine.
Checkout the various flags in $fcr31. Whenever one of the enabled
exceptions is triggered we get to handle_fpe via do_fpe. In addition
the unimplemented exception can also result in invocation of do_fpe.
Ralf
next prev parent reply other threads:[~2003-01-28 3:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-28 3:04 when does do_fpe() get called? (or when does FPE happen?) Jun Sun
2003-01-28 3:37 ` Ralf Baechle [this message]
2003-01-28 17:37 ` Jun Sun
2003-01-28 17:45 ` Ralf Baechle
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