[Webkit-unassigned] [Bug 162350] B3 should have a Depend operation

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=162350

--- Comment #2 from Filip Pizlo <fpizlo at apple.com> ---
(In reply to comment #1)
> Dependency should also support straight pointer chasing dependency. The key
> is that the compiler can't dematerialize the original pointer load. If you
> express this dependency then you can skip acquire fences as well.
> 
> The address dependency rule is an extra complication for non-pointer-chasing
> dependencies.

I think that B3 already supports pointer chasing dependencies correctly.  Depend fills in the non-pointer-chasing case.

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