From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <00f601c31547$aa81cb00$c901a8c0@cc77109e>
From: "Bruce Ellis" <brucee@chunder.com>
To: <9fans@cse.psu.edu>
References: <20030501160047.7231.qmail@g.bio.cse.psu.edu>, <20030507124006.D26796@cackle.proxima.alt.za> <3EB9EA8C.40001@null.net>
Subject: Re: [9fans] same functions everywhere
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Date: Thu,  8 May 2003 19:49:19 +1000
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the plan9 setjmp/longjmps i've seen play with the PC and the SP.
that's cheap.  that's why we the error stuff in the kernel doesn't
hit performance.

> For Standard C at present we seem to be limited to using
> setjmp/longjmp, which has too much overhead on most
> platforms.