[Webkit-unassigned] [Bug 161138] New: AssemblyHelpers::emitAllocateWithNonNullAllocator() crashes in the FTL on ARM64

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=161138

            Bug ID: 161138
           Summary: AssemblyHelpers::emitAllocateWithNonNullAllocator()
                    crashes in the FTL on ARM64
    Classification: Unclassified
           Product: WebKit
           Version: WebKit 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

The FTL expects that this method can be used with scratch registers disallowed, but it uses addPtr(Addr, Reg).

The solution is to not use addPtr(Addr, Reg).

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