Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: d6224ea8912dfa8b57145b9d573a52760e600d3a
https://github.com/WebKit/WebKit/commit/d6224ea8912dfa8b57145b9d573a52760e600d3a
Author: Yusuke Suzuki <ysuz...@apple.com>
Date: 2024-11-14 (Thu, 14 Nov 2024)
Changed paths:
M Source/JavaScriptCore/runtime/RegExpObjectInlines.h
M Source/JavaScriptCore/runtime/StringPrototype.cpp
Log Message:
-----------
[JSC] Make RegExp replace with empty string faster
https://bugs.webkit.org/show_bug.cgi?id=283087
rdar://139834582
Reviewed by Yijia Huang.
This patch adds fast path for `"string".replace(/atom/g, "")`. We can
search atom string in a tight loop and quickly collect the resulted
ranges.
* Source/JavaScriptCore/runtime/RegExpObjectInlines.h:
(JSC::getRegExpObjectLastIndexAsUnsigned):
(JSC::RegExpObject::execInline):
(JSC::RegExpObject::matchInline):
* Source/JavaScriptCore/runtime/StringPrototype.cpp:
(JSC::removeUsingRegExpSearch):
Canonical link: https://commits.webkit.org/286607@main
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