[Webkit-unassigned] [Bug 88261] DFG arguments simplification takes unkindly to direct accesses to the arguments register

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=88261


Geoffrey Garen <ggaren at apple.com> changed:

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--- Comment #3 from Geoffrey Garen <ggaren at apple.com>  2012-06-04 16:00:39 PST ---
(From update of attachment 145642)
View in context: https://bugs.webkit.org/attachment.cgi?id=145642&action=review

r=me

> Source/JavaScriptCore/dfg/DFGCSEPhase.cpp:686
> +                // If the optimization fixpoint has not converged then this may read locals.
> +                if (m_fixpointState == FixpointNotConverged)
>                      result.mayBeAccessed = true;

Only necessary if we've predicted arguments here.

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