dmd-x64

Walter Bright newshound1 at digitalmars.com
Wed Dec 23 19:15:39 PST 2009


retard wrote:
> It's difficult to measure performance improvements overall in 
> applications like image manipulation software or sound wave editors. E.g. 
> if a complex effect processing takes now 2 seconds instead of 4 hours, 
> but all GUI event processing is 100% slower, during the workday the 
> application might only work 10% faster overall. The user spends much more 
> time in the interactive part of the code. From what I've read, bearophile 
> mostly only uses synthetic tests.

I find that benchmarks are useful in figuring out new ways to optimize 
code, but not very useful in predicting the performance of a compiler on 
any of my apps.



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