Bug 20900

Summary: More JIT code generation for op_call
Product: WebKit Reporter: Gavin Barraclough <barraclough>
Component: JavaScriptCoreAssignee: Gavin Barraclough <barraclough>
Status: RESOLVED FIXED    
Severity: Normal    
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Mac   
OS: OS X 10.5   
Attachments:
Description Flags
The patch ggaren: review+

Gavin Barraclough
Reported 2008-09-17 11:13:59 PDT
Optimizations for op_call in CTI. Move check for (ctiCode == 0) into JIT code, move copying of scopeChain for CodeBlocks that needFullScopeChain into head of functions, instead of checking prior to making the call. 3% on v8-tests (4% on richards, 6% in delta-blue)
Attachments
The patch (8.39 KB, patch)
2008-09-17 11:48 PDT, Gavin Barraclough 		ggaren: review+
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Gavin Barraclough
Comment 1 2008-09-17 11:48:29 PDT
Created attachment 23505 [details] The patch
Geoffrey Garen
Comment 2 2008-09-17 12:22:02 PDT
Comment on attachment 23505 [details] The patch r=me, with some comments on irc.
Gavin Barraclough
Comment 3 2008-09-17 12:30:53 PDT
Sending JavaScriptCore/ChangeLog Sending JavaScriptCore/VM/CTI.cpp Sending JavaScriptCore/VM/Machine.cpp Sending JavaScriptCore/VM/Machine.h Transmitting file data .... Committed revision 36544.
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