8086 (was Re: more talking to the press.)

From: Brian Chase <vaxzilla_at_jarai.org>
Date: Sat Nov 15 19:47:52 2003

On Sat, 15 Nov 2003, Sean 'Captain Napalm' Conner wrote:
> It was thus said that the Great Fred N. van Kempen once stated:

> > Yes, we had this in Minix to test for V30/X86. Cant member what
> > the V20/X88 was, probably a missing opcode.
>
> I don't think there were any opcode difference between the 8086 and 8088,
> but there was a prefetch queue length difference that was easily testable
> with some self-modifying code.

I presume he meant a difference in opcodes between the 8088 and V20.
Didn't the V20 have some additional operations available to it?

-brian.
Received on Sat Nov 15 2003 - 19:47:52 GMT