From: Terrance S. <ts...@cs...> - 2005-07-20 02:18:20
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I have been thinking for a couple of days that, once it is stable, we should think about making double floats (or better, IEEE floats) the default and single precision floats an option. Frankly, most of the non-default compiler options seem to decay after a while, and if our CHR system is ever to take off, we need 2x floats. As for the classifier maybe, XSB Inc should buy David a new machine :-) Terry On Tue, 19 Jul 2005, Bart Demoen wrote: > > I forgot ... > > > The very quick benching that we did (e.g. like adding up 1000000 > > floats in a list) was something like 50-70% slower than the old way. > > To me that's not bad at all, seeing as how we're now manipulating 4 > > words instead of 1 each time. > > You should add "and now doing the IEEE doubles [or floats] RIGHT". > I know that "Worse is better", but in this case XSB would really win > by doing it right. Don't compromise with floats :-) > > Cheers > > Bart > > > > ------------------------------------------------------- > SF.Net email is sponsored by: Discover Easy Linux Migration Strategies > from IBM. Find simple to follow Roadmaps, straightforward articles, > informative Webcasts and more! Get everything you need to get up to > speed, fast. http://ads.osdn.com/?ad_id=7477&alloc_id=16492&op=click > _______________________________________________ > Xsb-development mailing list > Xsb...@li... > https://lists.sourceforge.net/lists/listinfo/xsb-development > |