Bug 128030

Summary: DFG->FTL tier-up shouldn't assume that LoopHints stay at the tops of loops
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Filip Pizlo <fpizlo>
Severity: Normal CC: barraclough, ggaren, mark.lam, mhahnenberg, mmirman, msaboff, nrotem, oliver, sam
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Bug Depends on:    
Bug Blocks: 112840    
Description Flags
the patch oliver: review+

Description Filip Pizlo 2014-01-31 17:03:20 PST
They can totally be CFG-simplified into all sorts of bizarre places.

Comment 1 Filip Pizlo 2014-01-31 17:18:28 PST
Created attachment 222865 [details]
the patch
Comment 2 Filip Pizlo 2014-01-31 17:24:46 PST
Landed in http://trac.webkit.org/changeset/163224