[Webkit-unassigned] [Bug 143792] New: Harden DFGForAllKlls

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=143792

            Bug ID: 143792
           Summary: Harden DFGForAllKlls
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: All
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: fpizlo at apple.com

Currently it appears to have issues with:

- Bytecode instructions that don't have an origin in DFG IR because the operations were killed off.

- MovHint doing a kill because the local is always live.

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