[Webkit-unassigned] [Bug 172843] B3 should have fully-fenced loads and stores

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=172843

Filip Pizlo <fpizlo at apple.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |WORKSFORME

--- Comment #1 from Filip Pizlo <fpizlo at apple.com> ---
Actually, I think that we already have this.

The canonical way of getting a fully fenced load is AtomicXchgAdd(0, ptr).

The canonical way of getting a fully fenced store is AtomicXchg(value, ptr).

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