From: Christopher B. <Chr...@no...> - 2006-11-09 21:58:34
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Tim Hochberg wrote: > I've been told that operations on NANs are slow because they aren't > always implemented in the FPU hardware. Instead they are trapped and > implemented software or firmware or something or other. which still doesn't make sense -- doesn't ANY operation with a NaN return NaN? how hard could that be? I share in the disappointment that NaN's are not first class citizens in common hardware.... -Chris -- Christopher Barker, Ph.D. Oceanographer NOAA/OR&R/HAZMAT (206) 526-6959 voice 7600 Sand Point Way NE (206) 526-6329 fax Seattle, WA 98115 (206) 526-6317 main reception Chr...@no... |