linux-kernel - Re: i387 Floating Point Unit (FPU) testing

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Message-ID: <454FDD27.6000506@zytor.com>
Date:	Mon, 06 Nov 2006 17:11:03 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	James Courtier-Dutton <James@...erbug.co.uk>
CC:	linux-kernel@...r.kernel.org
Subject: Re: i387  Floating Point Unit (FPU) testing

James Courtier-Dutton wrote:
> Hi,
> 
> The kernel contains some i387 FPU emulation code.
> Is there any user land software to test the FPU emulation code?
> I would like to be able to prove the correctness of the FPU emulation 
> code in the Linux kernel, and also port the test program to other 
> platforms that utilize FPU emulation. For example, DOS emulators like 
> DOSBOX.
> 

The i387 FPU emulation code is originally from DJGPP, I believe.

	-hpa
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