Messages in this thread | | | Date | Wed, 26 Feb 1997 10:53:51 +0100 (MET) | From | Bernd Schmidt <> | Subject | Re: a.out binaries that are 66% faster than ELF |
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> As some of you are probably aware, there are client programs > that can be used in a cooperative effort to work on the RC5 > challenge. These are 100% CPU intensive, and I've found that > an a.out binary compiled from the exact same source, same opt. > flags, etc. is nearly 50% faster than the identical ELF version! > I even tried linking the ELF binary static, but that didn't help.
Funny. A while ago there was a similar report on rec.games.chess.computer. I had planned to investigate but somehow didn't get around to it...
> I'd say that the performance difference between the ELF and a.out versions > warrants an investigation of some sort. Comparing the "gcc -S" would be > a good start I guess...
Those should be mostly identical, or something Very Wrong is going on.
Bernd
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