185123 – B3 should run tail duplication at the bitter end

Bug 185123 - B3 should run tail duplication at the bitter end

Summary: B3 should run tail duplication at the bitter end

Status:	RESOLVED FIXED

Alias:	None

Product:	WebKit
Classification:	Unclassified
Component:	JavaScriptCore (show other bugs)
Version:	WebKit Nightly Build
Hardware:	All All

Importance:	P2 Normal
Assignee:	Filip Pizlo

URL:
Keywords:	InRadar

Depends on:
Blocks:	185060
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Attachments
the patch (2.91 KB, patch) 2018-04-29 11:28 PDT, Filip Pizlo	ggaren: review+	Details \| Formatted Diff \| Diff
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Description Filip Pizlo 2018-04-29 11:25:28 PDT

This minimizes the chances that taildup messes up the CFG so badly that other optimizations can't work properly.

Comment 1 Filip Pizlo 2018-04-29 11:28:04 PDT

Created attachment 339096 [details]
the patch

Comment 2 Geoffrey Garen 2018-04-29 16:06:39 PDT

Comment on attachment 339096 [details]
the patch

r=me

Comment 3 Filip Pizlo 2018-04-29 16:42:11 PDT

Landed in https://trac.webkit.org/changeset/231154/webkit

Comment 4 Radar WebKit Bug Importer 2018-04-29 16:43:17 PDT

<rdar://problem/39826913>