[Info-vax] Intel proposal to simplify x86-64

John Dallman jgd at cix.co.uk
Sun Jun 4 15:31:00 EDT 2023


In article <630361da-4c95-4556-b7a6-40cc74829383n at googlegroups.com>,
n.rieck at bell.net (Neil Rieck) wrote:

> As far as the Intel proposal is concerned, "I thought" that 
> Microsoft has already blocked running 16-bit programs on their 
> 64-bit OS for a few years now. 

They deliberately left it out of 64-bit Windows from the beginning of
that OS. The hardware has been capable of running 16-bit code since AMD
first designed x86-64, but Microsoft only exploited that in 32-bit
Windows.

John 



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