[antlr-interest] Faster expression parsing

[Terence Parr]

Hi. Sorry. ;)  Haven't gotten to it.
Ter
On Dec 27, 2010, at 11:49 PM, Ramon Verbruggen wrote:

> Hi all,
>
> I am looking to upgrade our parser from ANTLR 3.0.1 to 3.3 (or 3.3.1  
> when the new C backend is included).
>
> In 2008 there was some talk about faster expression parsing and in http://www.antlr.org/wiki/display/ 
> ~admin/2008/04/10/Still+more+about+expression+parsing Terence states  
> 'ANTLR v3.2 will allow special rules for specifying expressions that  
> are particularly efficient both in speed and space'.
>
> I cannot actually remember seeing any of this show up in the release  
> notes, or being talked about again (I did search the markmail  
> archives)
>
> Does ANTLR 3.3 include this faster expression parsing?
> If so, is it implemented by specifying some sort of table of  
> operators, precedences and associativity, or is this implemented by  
> a more programmatic approach as described by Sam Harwell in http://antlr.org/wiki/display/ANTLR3/Operator+precedence+parser 
>  ?
>
> Best regards,
>
> Ramon Verbruggen
>
>
>
>
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