Bug 142957

Summary: EdenCollections can spend ~8% of the MarkRoots phase clearing CodeBlock mark bits
Product: WebKit Reporter: Mark Hahnenberg <mhahnenb>
Component: JavaScriptCoreAssignee: Mark Hahnenberg <mhahnenb>
Status: NEW ---    
Severity: Normal    
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on:    
Bug Blocks: 140774    
Attachments:
Description Flags
MarkRoots pie graph none

Description Mark Hahnenberg 2015-03-22 19:11:31 PDT 
Discovered while fixing bug 142950. See attached graph. We should probably be able to do better.
Comment 1 Mark Hahnenberg 2015-03-22 19:12:35 PDT 
Created attachment 249214 [details]
MarkRoots pie graph