Author: Tom Kerrigan
Date: 18:12:58 09/22/01
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On September 21, 2001 at 22:23:38, Dann Corbit wrote: >On September 21, 2001 at 21:03:41, Tom Kerrigan wrote: > >>On September 20, 2001 at 18:24:07, Antonio Dieguez wrote: >> >>>can you tell me? >>> >>>thanks. >> >>Should give you the same performance for straightforward situations. Processors >>and compilers are optimized so that these cute little tricks are not necessary >>to get good performance. > >Ought to, perhaps. But in real life, it does not always work out that way. > >But I have seen a program speed up by 1/3 by application of a chummy hack like >that. Do you still have the details about this 1/3 speedup? Might be interesting to look at those. I'm sure whoever manufactured the compiler would find it interesting, too. :) -Tom
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