On 1/13/2012 8:06 AM, Rachel Smith wrote:
> I was digging through the SpiderMonkey source code and found the YARR
> directory. I found very little information about this online, but I
> understand that it stands for Yet Another REGEX Runtime. I was hoping
> someone could point me to some resources or explain what it is/does
> and how to enable it in SpiderMonkey. Can anyone help me out?
Yarr is a regular expression JIT imported from WebKit/JSC. It compiles
regular expressions to native code so they run faster. It should be on
by default for any platform where the SpiderMonkey JITs are fully
supported (including all Tier 1 platforms). Does that help?