[RC5] Use of FPU on Intel 486 and P5 processors

Skip Huffman SHuffman at Atl.Carreker.Com
Tue Jan 6 08:23:28 EST 1998


On Tue, 06 Jan 1998 10:48:42 +1000, Bruce Ford wrote:

>I have tested this idea on a 486 and a P5 and found that instructions 
>to the FPU stall the integer pipeline for the duration of the FPU 
>instruction.  

Was this tested under a Multi-Tasking/Multi-Threading operating system?

Skip Huffman, Carreker-Antinori
Atlanta Office, Quality Group    

You know that you are drinking 
too much coffee if:
... You're the employee of the month
     at a coffeehouse and you don't even
     work there.


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