Let's use gcc-4.2, not 4.1 -- OpenMP
Poul-Henning Kamp
phk at phk.freebsd.dk
Fri Dec 15 05:40:06 PST 2006
In message <200612151250.10033.shoesoft at gmx.net>, Stefan Ehmann writes:
>Settings/Compiler | gcc-3.4 | gcc-4.1 | gcc-4.2
>----------------------------+---------+---------+---------
>-O2 | 13.1bn | 13.8bn | 13.5bn
>-O2 -funroll-loops | 9.6bn | 9.3bn | 9.2bn
>-O2 -march=athlon-xp -fun.. | 9.7bn | 10.6bn | 10.7bn
>-O3 | 11.5bn | 9.5bn | 9.6bn
>-O3 -funroll-loops | 8.4bn | 9.2bn | 9.4bn
>-O3 -march=athlon-xp -fun.. | 8.8bn | 10.6bn | 11.1bn
I love benchmarks.
It's great when people benchmark things.
Unfortunately, that is not what you have done, because you have
not indicated what the standard deviation on your numbers are,
so they are totally worthless.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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