[Webkit-unassigned] [Bug 63605] New: DFG JIT does not perform get_by_id self list caching
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue Jun 28 22:06:34 PDT 2011
https://bugs.webkit.org/show_bug.cgi?id=63605
Summary: DFG JIT does not perform get_by_id self list caching
Product: WebKit
Version: 528+ (Nightly build)
Platform: All
OS/Version: All
Status: UNCONFIRMED
Severity: Normal
Priority: P2
Component: JavaScriptCore
AssignedTo: webkit-unassigned at lists.webkit.org
ReportedBy: fpizlo at apple.com
The main JSC JIT performs polymorphic get_by_id caching by creating a sequence of structure tests and accesses. The DFG JIT does not do this, but should.
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