[Webkit-unassigned] [Bug 284305] New: [JSC] polymorphicThunkFor checks tag in wrong register on armv7

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=284305

            Bug ID: 284305
           Summary: [JSC] polymorphicThunkFor checks tag in wrong register
                    on armv7
           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: maximilian at igalia.com

On armv7, polymorphicThunkFor wants to check for non-cell values by looking at the tag register, but mistakenly looks at the value register instead. (JSVALUE32_64)

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