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| From: | Michael D Godfrey |
| Subject: | Re: A Note by Kahan on how not to do some things |
| Date: | Thu, 21 Oct 2010 23:54:59 -0700 |
| User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc13 Thunderbird/3.1.4 |
On 10/21/2010 01:02 PM, Peter L. Sondergaard wrote:
Just to bring this pretty fully up-to-date, the IEEE-754-2008This was discussed in the ATLAS project when SSE2 came out. SSE2 effectively lowered the precision but enabled much faster and cleaner code. Cheers, Peter. standard, and much more are fully and clearly discussed in: J-M Muller, et. al. Handbook of Floating Point Arithmetic, Springer, 2010. This can be read online at: http://www.springerlink.com/content/978-0-8176-4704-9/#section=627186&page=3&locus=71 They even cover some points of SIMD operation and SSE up to SSE5. Michael |
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