Author mark.dickinson
Recipients belopolsky, drj, haypo, mark.dickinson
Date 2008-12-09.16:02:26
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Message-id <1228838547.04.0.718582401372.issue3166@psf.upfronthosting.co.za>
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> Intel uses 80 bits float in internals, but load/store uses 64 bits 
> float. Load/store looses least significant bits.

Exactly.  If your Intel machine is Pentium 4 or newer, you can get
around this by using the SSE2 extensions, which work with 64-bit doubles
throughout.  I don't remember offhand precisely which gcc flags you need
for this.

> Hey, floating point numbers are funny :-)

Yup.
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Date User Action Args
2008-12-09 16:02:27mark.dickinsonsetrecipients: + mark.dickinson, belopolsky, haypo, drj
2008-12-09 16:02:27mark.dickinsonsetmessageid: <1228838547.04.0.718582401372.issue3166@psf.upfronthosting.co.za>
2008-12-09 16:02:26mark.dickinsonlinkissue3166 messages
2008-12-09 16:02:26mark.dickinsoncreate