Bug 170850

Summary: LinearScan::buildIntervals() could use liveness constraints to speeds up its analysis if those constraints separated the late actions of one instruction from the early actions of the next
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal    
Priority: P2    
Version: WebKit Nightly Build   
Hardware: All   
OS: All   

Description Filip Pizlo 2017-04-14 09:43:59 PDT 
I think this could make linear scan take up to 20% less time, which would lead to maybe a 5% improvement on -O1 compile times.