Bug 118151

Summary: FTL should do loop peeling
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Filip Pizlo <fpizlo>
Status: RESOLVED INVALID    
Severity: Normal CC: barraclough, ggaren, mark.lam, mhahnenberg, msaboff, oliver, sam
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Bug Depends on: 118152    
Bug Blocks: 132356    
Attachments:
Description Flags
work in progress
none
work in progress
none
work in progress none

Filip Pizlo
Reported 2013-06-27 15:16:09 PDT
We should at least try it and see what happens. Patch forthcoming.
Attachments
work in progress (20.83 KB, patch)
2013-06-27 20:58 PDT, Filip Pizlo 		no flags
DetailsFormatted DiffDiff
work in progress (26.45 KB, patch)
2013-06-27 21:30 PDT, Filip Pizlo 		no flags
DetailsFormatted DiffDiff
work in progress (26.57 KB, patch)
2013-06-28 08:44 PDT, Filip Pizlo 		no flags
DetailsFormatted DiffDiff
Show Obsolete (2) View All Add attachment proposed patch, testcase, etc.
Filip Pizlo
Comment 1 2013-06-27 20:58:30 PDT
Created attachment 205658 [details] work in progress
Filip Pizlo
Comment 2 2013-06-27 21:30:49 PDT
Created attachment 205660 [details] work in progress
Filip Pizlo
Comment 3 2013-06-28 08:44:02 PDT
Created attachment 205718 [details] work in progress
Filip Pizlo
Comment 4 2016-02-15 16:26:04 PST
This is almost certainly not a good idea. We haven't seen any perf results that show this to be a good idea.
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