[Webkit-unassigned] [Bug 154808] NewRegexp should not prevent inlining

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=154808

--- Comment #11 from Caio Lima <ticaiolima at gmail.com> ---
(In reply to comment #10)
> 
> There's a lot of logic there:
> 
> - Freezing causes the resulting CodeBlock to have either a strong or weak
> reference to the frozen object, depending on whether you froze it strongly
> or weakly.
> 
> - Freezing immediately causes the ongoing DFG compilation plan to track the
> reference if a GC happens while the compiler is running.  The GC knows how
> to safepoint the compiler.  This means that from the compiler's standpoint,
> GCs can only happen at well-defined points: either before the compiler
> started, during B3 compilation, or after the compiler finished.
> 
> There are a lot of other details; I can't remember all of them off the top
> of my head.  The short version is just: we already use freezing a lot, and
> it's designed exactly for what you want: you have some object that the
> generated code will refer to and you want to make sure that this object gets
> marked.


Thank You so much.

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