Bug 39447

Summary: Removed some reliance on callFame[CodeBlock] by storing CodeBlock in a local variable in the Interpreter.
Product: WebKit Reporter: Geoffrey Garen <ggaren>
Component: New BugsAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: loki
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Other   
OS: OS X 10.5   
Attachments:
Description Flags
Patch darin: review+

Description Geoffrey Garen 2010-05-20 14:01:06 PDT
Removed some reliance on callFame[CodeBlock] by storing CodeBlock in a local variable in the Interpreter.
Comment 1 Geoffrey Garen 2010-05-20 14:02:52 PDT
Created attachment 56627 [details]
Patch
Comment 2 Darin Adler 2010-05-20 14:04:53 PDT
Comment on attachment 56627 [details]
Patch

Any performance data on the effect on the interpreter?

r=me
Comment 3 Geoffrey Garen 2010-05-20 14:15:39 PDT
Slight SunSpider speedup.
Comment 4 Geoffrey Garen 2010-05-20 14:20:22 PDT
Committed r59863: <http://trac.webkit.org/changeset/59863>
Comment 5 Gabor Loki 2010-05-21 03:08:09 PDT
Geoffrey, did you run run-javascriptcore-tests in interpreter mode? On x86 and ARM there are more than 900 regressions ;) . We should rollout the patch until a proper fix is available (probably the fix will influence the performance data).
Comment 6 Gabor Loki 2010-05-21 03:50:14 PDT
The fix is in bug 39480.