From: jmk@plan9.bell-labs.com
To: 9fans@cse.psu.edu
Subject: Re: [9fans] fpu emulation
Date: Mon, 25 Jun 2001 12:16:55 -0400 [thread overview]
Message-ID: <20010625161657.BE92D199F6@mail.cse.psu.edu> (raw)
On Sun Jun 24 23:53:27 EDT 2001, quinn@hork.ugcs.caltech.edu wrote:
> If there's no FPU detected, does plan9 attempt to emulate one? How can you
> tell if it's emulating?
>
> Here's what acid has to say:
>
> 826: math coprocessor emulation lua_tonumber+0x40 FMOVD 0x4(DX),F0
> Notes pending:
> sys: fp: invalid fppc=0x13ed7
>
> My current theory is that somehow plan 9 missed the FPU on my processor (AMD
> K6-3) and enabled software FPU, which, due to little exercise, is buggy.
>
there is no software fp emulation for the x86.
next reply other threads:[~2001-06-25 16:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-25 16:16 jmk [this message]
-- strict thread matches above, loose matches on Subject: below --
2001-06-25 3:52 Quinn Dunkan
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