The 754 standard is being updated and the result is being voted on now, I think. It's called 754r and can be found on the web. 16-bit and 128-bit floating point formats are what led me to it.
Dave Feustel On Tue, May 13, 2008 at 08:50:45AM -0400, Prof J C Nash wrote: >There are some resources for testing by Nelson Beebe at >http://www.math.utah.edu/~beebe/software/ieee/timops.html From what I >understand, the main issues are handling of edge effects (underflow, >overflow, divide by 0, etc.) where compilers may do some things >different from the standard's prescription. There is, of course, an >interaction here with hardware that may not provide ways to get at the >bits (literally). > >In my efforts to set up some Gnumeric test worksheets, I've tried to >contact Beebe without success. He may have retired (I believe he is >older than I, and I'm on the brink of retirement from teaching, but not >from Gnumeric!) > >If there is interest, and in particular an example where IEEE754 may be >important, I'll be happy to dig a bit. I was a corresponding (ie vote by >mail) member of the IEEE 754 committee back in late 70s. Given the >arcane detail, it will take a bit of review for me to get fully up to speed. > > >JN > >_______________________________________________ >gnumeric-list mailing list >[email protected] >http://mail.gnome.org/mailman/listinfo/gnumeric-list _______________________________________________ gnumeric-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gnumeric-list
