Date: Tue, 29 Jan 2019 22:26:23 +1100 (AEDT) From: Damian McGuckin <damianm@....com.au> To: musl@...ts.openwall.com Subject: Re: Possible Mistype in exp.c On Tue, 29 Jan 2019, Szabolcs Nagy wrote: > it's not the division that's supposed to raise the exception, > but the cast (although the division might in case of an x with > sufficiently large magnitude). I did not think about that. An interesting approach. > in any case i plan to completely rewrite exp and other > important math functions: > > https://www.openwall.com/lists/musl/2018/12/08/1 Thanks for the pointer. > that implementation is >2x faster in general than the old fdlibm code as > well as more precise. It is hard to argue to 2x faster. Mind you, I certainly found the ARM code much harder to read. Interesting none the less. Regards - Damian Pacific Engineering Systems International, 277-279 Broadway, Glebe NSW 2037 Ph:+61-2-8571-0847 .. Fx:+61-2-9692-9623 | unsolicited email not wanted here Views & opinions here are mine and not those of any past or present employer
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