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Author Topic: Full 68060 implementation?  (Read 8502 times)

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Offline AJCopland

Re: Full 68060 implementation?
« on: December 15, 2012, 12:59:21 PM »
Quote from: Blinx123;718910
Is there any particular reason for people still calling the Natami CPU a 68050?
Last I read, it was called a 68070.

Yeah, whilst working on it everyone was keen for it to be fully super-scalar, OoO, dual-issue etc so it would be architecturally like a 68060 but more advanced. In the end that was deemed a little impractical for a first attempt so instead it would be more like a 68040, but a bit more advanced hence 68050, the "N" was to separate it from the Motorola series.

EDIT: Oh yes and as was pointed out by Matthey, the "N68070" idea eventually became the Apollo thing that Gunnar is off doing now! Very confusing. So it's probably best discussed as a timeline!
1. the "N68070" was the original target,
2. became the more achievable "N68050", ran code in a simulator,
3. "N68070" would be the limited-OoO, dual-issue future version of the "N68050",
4. Gunnar left and started the "Apollo" project which is basically the "N68070".

Erm... the only one I know existed is the N68050 which Jens & Gunnar had running in a simulator whilst I was still involved with Natami. Dunno what happened after that.
« Last Edit: December 15, 2012, 01:07:02 PM by AJCopland »
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