Subject: Re: printf() using floating point ...
To: Andrew Cagney <email@example.com>
From: J.T. Conklin <firstname.lastname@example.org>
Date: 06/14/1995 11:06:23
> In the case of NetBSD, the ```printf()''' function contains floating
> point code which (for one architecture at least) results in the
> compiler generating instructions to save floating point registers on
> function entry (and thus gain the FP state) even if the fp code
> proper is actually never reached.
I'm tempted to say "over my dead body". vfprintf() is a complicated
piece of code, and I'd hate to see it become even more complicated
without hard numbers on what difference it makes (run on a variety
of processors, of course).