MIPS I-IV instruction set standards

Guy Sotomayor Jr ggs at shiresoft.com
Tue Feb 28 10:00:32 CST 2017

Are you aware of “See MIPS Run” by Sweetman?  That’s what I always used
as a reference for the early MIPS stuff.

TTFN - Guy

> On Feb 28, 2017, at 3:16 AM, Eric Smith via cctalk <cctalk at classiccmp.org> wrote:
> On Mon, Feb 27, 2017 at 11:59 PM, Angelo Papenhoff via cctalk <
> cctalk at classiccmp.org> wrote:
>> I'm wondering where the MIPS I-IV standards that are referenced
>> everywhere are defined. I was able to actually find what seems to be the
>> IV standard [1] but found no such thing for I-III. I didn't even find
>> any bibliographic references to them. Did they only exist as printed
>> books and nobody bothered to scan them? Or are they under copyright?
> AFAIK, there weren't any formal MIPS architecture standards published for
> the early versions of the architecture, though there may have been such
> things internally to MIPS. That was not an uncommon practice for computer
> architectures; for instance, the formal DEC VAX architecture standard was a
> DEC confidential document not available to customers, even though there was
> plenty of customer documentation covering most aspects of the architecture.
> It might be worth asking on comp.arch.

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