From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <546ad2649cbc93791073f5b40499e60e@coraid.com> From: erik quanstrom Date: Mon, 8 Oct 2007 10:50:42 -0400 To: 9fans@cse.psu.edu Subject: Re: [9fans] Re: what about microkernel? In-Reply-To: <283f5df10710080620x5a5ec548pa530b38df41833ab@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Topicbox-Message-UUID: cccdb868-ead2-11e9-9d60-3106f5b1d025 > His original Kernel, L3, was written in pure assembly for x86, using every > trick possible. > there's nothing wrong with assembly per ce, but i don't follow this logic. generally speaking, compilers are better than humans at doing instruction scrabble. and worse, optimal instructions are a function of (at least) the cpu model, northbridge and memory, as slightly different memory latency or bandwidth could alter the tradeoff between cycles and code size. - erik