Bug 111119

Summary: DFG CFA should not do liveness pruning
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Filip Pizlo <fpizlo>
Severity: Normal CC: barraclough, ggaren, mario, mark.lam, mhahnenberg, oliver, sam
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Bug Depends on:    
Bug Blocks: 109389    
Description Flags
the patch
mhahnenberg: review+
the patch mhahnenberg: review+

Description Filip Pizlo 2013-02-28 15:08:00 PST
It adds complexity and probably buys nothing.  Moreover, I'm transitioning to having liveness only available at the bitter end of compilation, so this will stop working after https://bugs.webkit.org/show_bug.cgi?id=109389 anyway.
Comment 1 Filip Pizlo 2013-02-28 15:09:47 PST
Created attachment 190818 [details]
the patch
Comment 2 Mark Hahnenberg 2013-02-28 15:15:01 PST
Comment on attachment 190818 [details]
the patch

Comment 3 Filip Pizlo 2013-02-28 16:21:33 PST
Created attachment 190834 [details]
the patch

Fix a bug.
Comment 4 Mark Hahnenberg 2013-02-28 16:36:13 PST
Comment on attachment 190834 [details]
the patch

Comment 5 Filip Pizlo 2013-02-28 17:34:09 PST
Landed in http://trac.webkit.org/changeset/144401