[webkit-changes] [WebKit/WebKit] 977200: Add a fast path for SpaceSplitString

[Ryosuke Niwa]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 9772004a36829bc34707a65c514b7c097ad5c0d9
      https://github.com/WebKit/WebKit/commit/9772004a36829bc34707a65c514b7c097ad5c0d9
  Author: Ryosuke Niwa <rniwa at webkit.org>
  Date:   2024-02-13 (Tue, 13 Feb 2024)

  Changed paths:
    M Source/WebCore/dom/SpaceSplitString.cpp

  Log Message:
  -----------
  Add a fast path for SpaceSplitString
https://bugs.webkit.org/show_bug.cgi?id=269272

Reviewed by Yusuke Suzuki.

Avoid looking up AtomString table when the entire string constitutes a single token.

* Source/WebCore/dom/SpaceSplitString.cpp:
(WebCore::TokenAtomStringInitializer::TokenAtomStringInitializer):
(WebCore::TokenAtomStringInitializer::processToken):
(WebCore::SpaceSplitStringData::create):

Canonical link: https://commits.webkit.org/274576@main