[webkit-dev] squirrelfish-bytecode

Maciej Stachowiak mjs at apple.com
Wed May 13 01:11:22 PDT 2009

On May 13, 2009, at 12:18 AM, Meryl Silverburgh wrote:

> Hi,
> Does webkit cache squirrelfish bytecode? For example, multiple can use
> the same javascript file (e.g. common javascript libraries, like
> jquery, or same domain uses some common javascript file across
> different pages for the same domain).
> When webkit parses the JS file and builds squirrelfish-bytecode,  does
> it cache it ? so that subsequence loading of the same js file will
> skip the js compile process?

We don't currently cache the bytecode (or the native code). It is an  
option we have considered, however, currently, code generation is a  
trivial portion of JS execution time (< 2%), so we're not pursuing  
this at the moment.


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