Bug 118867

Summary: fourthTier: DFG shouldn't create CheckStructures for array accesses except if the ArrayMode implies an original array access
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Filip Pizlo <fpizlo>
Status: RESOLVED FIXED    
Severity: Normal CC: barraclough, ggaren, mark.lam, mhahnenberg, msaboff, oliver, sam
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Bug Depends on:    
Bug Blocks: 118866    
Attachments:
Description Flags
the patch mhahnenberg: review+

Filip Pizlo
Reported 2013-07-18 15:16:14 PDT
This allows us to kill off a bunch of code in the parser, in fixup, and to simplify ArrayProfile. It also makes it easier to ask any array-using node how to create its type check.
Attachments
the patch (17.43 KB, patch)
2013-07-18 15:17 PDT, Filip Pizlo 		mhahnenberg: review+
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Filip Pizlo
Comment 1 2013-07-18 15:17:46 PDT
Created attachment 207028 [details] the patch
Mark Hahnenberg
Comment 2 2013-07-18 15:23:08 PDT
Comment on attachment 207028 [details] the patch r=me
Filip Pizlo
Comment 3 2013-07-18 16:31:21 PDT
Landed in http://trac.webkit.org/changeset/152872
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