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From: Lawrence D'Oliveiro <ldo@nz.invalid>
Newsgroups: comp.arch
Subject: Re: Privilege Levels Below User
Date: Sun, 9 Jun 2024 22:38:34 -0000 (UTC)
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On Sun, 09 Jun 2024 12:25:44 GMT, Anton Ertl wrote:

> It also uses less specials than I expected; e.g., on the EV45 the IMB
> (instruction-memory barrier) PAL call is implemented by just executing
> a big chunk of code such that the previous contents of the I-cache are
> evicted, while I expected that it would set a bit in a model-specific
> register.

I find that somehow amusing and horrifying at the same time ...