224304 – Wasted vector capacity in various DisplayList related code paths

Bug 224304 - Wasted vector capacity in various DisplayList related code paths

Summary: Wasted vector capacity in various DisplayList related code paths

Status:	RESOLVED FIXED

Alias:	None

Product:	WebKit
Classification:	Unclassified
Component:	Layout and Rendering (show other bugs)
Version:	WebKit Nightly Build
Hardware:	Unspecified Unspecified

Importance:	P2 Normal
Assignee:	Simon Fraser (smfr)

URL:
Keywords:	InRadar

Depends on:
Blocks:

Attachments
Patch (5.45 KB, patch) 2021-04-07 13:48 PDT, Simon Fraser (smfr)	wenson_hsieh: review+	Details \| Formatted Diff \| Diff
Patch (6.84 KB, patch) 2021-04-07 14:12 PDT, Simon Fraser (smfr)	ews-feeder: commit-queue-	Details \| Formatted Diff \| Diff
Patch (6.84 KB, patch) 2021-04-07 14:39 PDT, Simon Fraser (smfr)	ews-feeder: commit-queue-	Details \| Formatted Diff \| Diff
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Description Simon Fraser (smfr) 2021-04-07 13:44:46 PDT

Wasted vector capacity in various DisplayList related code paths

Comment 1 Simon Fraser (smfr) 2021-04-07 13:48:11 PDT

Created attachment 425433 [details]
Patch

Comment 2 Simon Fraser (smfr) 2021-04-07 13:49:11 PDT

This is a first cut. DrawGlyphs could be rewritten to allocate only as much space as is required. ItemBuffers could be shrunk.

Comment 3 Simon Fraser (smfr) 2021-04-07 14:12:11 PDT

Created attachment 425437 [details]
Patch

Comment 4 Simon Fraser (smfr) 2021-04-07 14:39:18 PDT

Created attachment 425440 [details]
Patch

Comment 5 Simon Fraser (smfr) 2021-04-07 15:47:25 PDT

https://trac.webkit.org/changeset/275639/webkit

Comment 6 Radar WebKit Bug Importer 2021-04-07 15:48:15 PDT

<rdar://problem/76369458>