Bug 170850 - 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
Summary: LinearScan::buildIntervals() could use liveness constraints to speeds up its ...
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: JavaScriptCore (show other bugs)
Version: WebKit Nightly Build
Hardware: All All
: P2 Normal
Assignee: Nobody
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-04-14 09:43 PDT by Filip Pizlo
Modified: 2017-04-14 09:43 PDT (History)
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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.