Re: EPIC

Alan Cox (alan@lxorguk.ukuu.org.uk)
Sun, 6 Jun 1999 16:02:11 +0100 (BST)


> per single clock cycle. EPIC in itself does not give you
> anything special, likely it will cause more constraints to
> the COMPILER, e.g. results of some calculation must be used
> only after given delay of so and so many instructions so that
> they arrive thru the computing pipeline back into registers.

Nope. Read the publically available user space documentation on this

> There is an effort of porting Linux to Merced underway, but
> to learn any salient details of it, you have to sign NDA.
> (Until the Merced is published.)

A kernel boot to running userpsace was demoed at Linux Expo by HP

> Processor instruction set encoding style is not a technique
> in kernel sense.

Indeed. I suspect it only matters for memcpy/ the copy-checksum code and
all the other hand coded hotpaths, the rest is the compilers problem

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