[PD] denormals on intel celeron

Tim Blechmann TimBlechmann at gmx.net
Tue Aug 23 09:29:56 CEST 2005

> hi all - i'm having really bad denormal problems on a intel celeron
> 2.4ghz.  pd is from cvs aug 8th.  looked around and found PD_BADFLOAT
> and PD_BIGORSMALL.  on a lark i defined them and rebuilt, and even
> though it solved it for a while, but no - i'm still having the same
> problem.  looked around some more and found those only appear in
> m_pd.h... anyone know what i can do to fix this?  
1. compile with -mfpmath=sse -msse (the sse unit is much better handling

2. use devel_0_39. it includes code to switch on hardware DAZ (Denormals
Are Zero) on cpus supporting sse2

hope this helps ... t

mailto:TimBlechmann at gmx.de    ICQ: 96771783

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