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Re: Example of sloooooooooooow code
- To: Frank Klemm <pfk at fuchs dot offl dot uni-jena dot de>
- Subject: Re: Example of sloooooooooooow code
- From: Andreas Jaeger <aj at suse dot de>
- Date: Fri, 07 Sep 2001 01:06:10 +0200
- Cc: gcc at gcc dot gnu dot org
- References: <20010907005311.A25001@fuchs.offl.uni-jena.de>
Frank Klemm <pfk@fuchs.offl.uni-jena.de> writes:
> This shows an example of gcc code and the potentials of a little bit hand
> optimized code. Performance ratio is only around 1:20.
We do have a page with known "Deficiencies of GCC's optimizer" so that
they eventually get improved at
http://gcc.gnu.org/projects/optimize.html. Wouldn't it make sense to
enhance that page with Frank's findings?
Andreas
--
Andreas Jaeger
SuSE Labs aj@suse.de
private aj@arthur.inka.de
http://www.suse.de/~aj