[LLVMdev] bitcode to make math expression parse faster

Eric Christopher echristo at apple.com
Thu Jun 9 10:36:00 PDT 2011


On Jun 9, 2011, at 3:58 AM, Christian wrote:

> Hi,
> 
> I want to compile a mathematical expression.
> So shall be faster.
> It should be as fast as it would be hard coded.
> With the parser i use it is too slow.
> 
> Do you know how i can compile in time, so an expression is evaluated
> faster ?
> 
> I develop for iphone!

iOS doesn't support Just-In-Time compilation, however, there are many
techniques that you can use to speed up evaluation of mathematical
expressions.

Could you be more specific as to what you're trying to do and what
results you're seeing?

-eric



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