I just committed a NOPOW define to CVS which when enabled will replace
certain pow() combinations with optimized variants .. this gives an average
of 20% speedincrease on my machines (68k PPC), might be more or less on
yours, try it out... ;)
It made no difference on my pentium II.
Ok, it
S I just committed a NOPOW define to CVS which when enabled will
S replace certain pow() combinations with optimized variants ..
S this gives an average of 20% speedincrease on my machines (68k
S PPC), might be more or less on yours, try it out... ;)
Why don't you use table :)
on 00.1.28 4:00 AM, Sigbj?rn Skj?ret at [EMAIL PROTECTED] wrote:
Ok, it seems 68k (040/060) benefits the most from this, because it doesn't
have exp/log functions in the FPU, and has to emulate them...
AltiVec has exp/log, but no pow. Using Vector Unit is much faster than
looking up table.
Date: 27 Jan 2000 4:53:17 +0100
From: "Sigbjxrn Skjfret" [EMAIL PROTECTED]
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I just committed a NOPOW define to CVS which when enabled will
