Re: Speed comparison: compare:, methodForSelector: & CFNumberCompare()
Re: Speed comparison: compare:, methodForSelector: & CFNumberCompare()
- Subject: Re: Speed comparison: compare:, methodForSelector: & CFNumberCompare()
- From: Public Look <email@hidden>
- Date: Sun, 22 Feb 2004 18:24:26 -0500
There is discussion of the merits and relative performance of using
function pointers. There is discussion of the implementation of
message sending. There is description of profiling to find out for
sure where the time is being spent instead of guessing. There is
discussion of the specific issues having to do with Foundation classes
and class clusters such as NSNumber.
On Feb 22, 2004, at 2:55 PM, Allan Odgaard wrote:
On 22. Feb 2004, at 20:48, Public Look wrote:
Here is an interesting observation. Sorting 100,000 random integers
in different ways (with std::sort): [...]
See http://www.mulle-kybernetik.com/artikel/Optimization/opti.html
Should there be anything specific on that page which explains the
difference between calling the CF function and using the Cocoa
implementation function pointer?
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