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Re: Fourth Draft "Unsafe fp optimizations" project description.
- To: moshier at moshier dot ne dot mediaone dot net
- Subject: Re: Fourth Draft "Unsafe fp optimizations" project description.
- From: Gabriel Dos Reis <gdr at codesourcery dot com>
- Date: 12 Aug 2001 16:45:42 +0200
- Cc: Toon Moene <toon at moene dot indiv dot nluug dot nl>, gcc at gcc dot gnu dot org
- Organization: CodeSourcery, LLC
- References: <Pine.LNX.4.20.0108121023270.28408-100000@moshier.ne.mediaone.net>
Stephen L Moshier <moshier@mediaone.net> writes:
| The loss of accuracy is due to subtractive cancellation, an error source
| that your document does not mention.
Actually on x86, sin(x) just returns x for "large" values of x.
-- Gaby