Oh, very thanks :). On Friday, April 5, 2019 at 5:02:11 PM UTC+8, Jakob Kummerow wrote: > > Correct. > > On Fri, Apr 5, 2019 at 10:56 AM <yanglia...@bytedance.com <javascript:>> > wrote: > >> Wow, its cool! So it means those variables in the same function may not >> stored in the same place and we got those information before generate the >> byteCode right? >> >> On Friday, April 5, 2019 at 4:24:56 PM UTC+8, Jakob Kummerow wrote: >>> >>> After parsing we do scope analysis to decide where to allocate each >>> variable. Variables required by inner functions are allocated to the >>> context. They are then directly written to and read from the context object >>> whenever they are accessed. >>> >>> On Fri, Apr 5, 2019 at 9:03 AM <yanglia...@bytedance.com> wrote: >>> >>>> Oh, thanks. So it seems that I guess right. But in which moment we do >>>> that? Is that when the outer function finished or when we pre-parsing the >>>> function itself ? >>>> >>>> On Thursday, April 4, 2019 at 5:55:43 PM UTC+8, Jakob Kummerow wrote: >>>>> >>>>> Yes, a closure's "context" (i.e. variables from its outer scope) is >>>>> stored on the heap. >>>>> >>>>> On Thu, Apr 4, 2019 at 8:37 AM <yanglia...@bytedance.com> wrote: >>>>> >>>>>> I have a problem about v8's closure. The problem is that when the >>>>>> caller function finished, it's stack frame shall dismissed, then how >>>>>> could >>>>>> the callee function get access to the caller's context if the stack is >>>>>> not >>>>>> exist anymore ? Did we move those variable to the heap so that it could >>>>>> still be find ? >>>>>> >>>>>> -- >>>>>> -- >>>>>> v8-users mailing list >>>>>> v8-u...@googlegroups.com >>>>>> http://groups.google.com/group/v8-users >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "v8-users" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to v8-u...@googlegroups.com. >>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>> -- >>>> -- >>>> v8-users mailing list >>>> v8-u...@googlegroups.com >>>> http://groups.google.com/group/v8-users >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "v8-users" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to v8-u...@googlegroups.com. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> -- >> -- >> v8-users mailing list >> v8-u...@googlegroups.com <javascript:> >> http://groups.google.com/group/v8-users >> --- >> You received this message because you are subscribed to the Google Groups >> "v8-users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to v8-u...@googlegroups.com <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> >
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