[Webkit-unassigned] [Bug 169596] New: [JSC][FTL] FTL should support Arrayify

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=169596

            Bug ID: 169596
           Summary: [JSC][FTL] FTL should support Arrayify
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: utatane.tea at gmail.com

https://arewefastyet.com/#machine=29&view=single&suite=six-speed&subtest=map-set-es5
Performance regression is shown due to FTL rejection for Arrayify node.
I guess some recent change makes Arrayify in the above benchmark marked-reachable, and then FTL rejects it.

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