DragonFly submit List (threaded) for 2004-03
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Re: Even more patches (was: Re: grdc(6))
On Sat, 27 Mar 2004 18:31:59 -0800
Chris Pressey <cpressey@xxxxxxxxxxxxxxx> wrote:
> > http://catseye.webhop.net/DragonFlyBSD/patch/style/
Two more style(9) patches, to yacc itself and libkvm.
Interesting tidbit from the yacc docs that reminded me that this sort of
work is not totally useless:
"Berkeley Yacc reflects its origins. The reason so many routines use
exactly six register variables is that Berkeley Yacc was developed on a
VAX using PCC. PCC placed at most six variables in registers. I went
to considerable effort to find which six variables most belonged in
registers. Changes in machines and compilers make that effort
worthless, perhaps even harmful."
-Chris
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