Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 8d5b7e4c8f2ebcb0ca983068f6529dd2291c21c8
https://github.com/WebKit/WebKit/commit/8d5b7e4c8f2ebcb0ca983068f6529dd2291c21c8
Author: Sosuke Suzuki <[email protected]>
Date: 2025-10-07 (Tue, 07 Oct 2025)
Changed paths:
A JSTests/microbenchmarks/array-of-contiguous-large.js
A JSTests/microbenchmarks/array-of-contiguous.js
A JSTests/microbenchmarks/array-of-double-large.js
A JSTests/microbenchmarks/array-of-double.js
A JSTests/microbenchmarks/array-of-int32-large.js
A JSTests/stress/array-of-contiguous.js
A JSTests/stress/array-of-double.js
A JSTests/stress/array-of-int32.js
M Source/JavaScriptCore/builtins/ArrayConstructor.js
M Source/JavaScriptCore/runtime/ArrayConstructor.cpp
Log Message:
-----------
[JSC] Implement `Array.of` in C++
https://bugs.webkit.org/show_bug.cgi?id=300238
Reviewed by Yusuke Suzuki.
This patch changes to implement `Array.of` in C++.
TipOfTree Patched
array-of-contiguous 0.7270+-0.0382 ^ 0.5082+-0.0707
^ definitely 1.4306x faster
array-of-double 0.6188+-0.0211 ^ 0.3998+-0.0269
^ definitely 1.5475x faster
array-of-int32-large 3.1915+-0.1023 ^ 2.6022+-0.0318
^ definitely 1.2264x faster
array-of-double-large 3.5442+-0.1373 ^ 2.9338+-0.3577
^ definitely 1.2081x faster
array-of-contiguous-large 4.1393+-0.1011 ^ 3.9781+-0.0586
^ definitely 1.0405x faster
array-of 16.8434+-0.2704 ^ 14.1398+-0.4177
^ definitely 1.1912x faster
Tests: JSTests/microbenchmarks/array-of-contiguous-large.js
JSTests/microbenchmarks/array-of-contiguous.js
JSTests/microbenchmarks/array-of-double-large.js
JSTests/microbenchmarks/array-of-double.js
JSTests/microbenchmarks/array-of-int32-large.js
JSTests/stress/array-of-contiguous.js
JSTests/stress/array-of-double.js
JSTests/stress/array-of-int32.js
* JSTests/microbenchmarks/array-of-contiguous-large.js: Added.
* JSTests/microbenchmarks/array-of-contiguous.js: Added.
* JSTests/microbenchmarks/array-of-double-large.js: Added.
* JSTests/microbenchmarks/array-of-double.js: Added.
* JSTests/microbenchmarks/array-of-int32-large.js: Added.
* JSTests/stress/array-of-contiguous.js: Added.
(shouldBe):
(throw.new.Error):
* JSTests/stress/array-of-double.js: Added.
(shouldBe):
(throw.new.Error):
* JSTests/stress/array-of-int32.js: Added.
(shouldBe):
(throw.new.Error):
* Source/JavaScriptCore/builtins/ArrayConstructor.js:
(of): Deleted.
* Source/JavaScriptCore/runtime/ArrayConstructor.cpp:
(JSC::ArrayConstructor::ArrayConstructor):
(JSC::ArrayConstructor::finishCreation):
(JSC::fastArrayOf):
(JSC::JSC_DEFINE_HOST_FUNCTION):
Canonical link: https://commits.webkit.org/301125@main
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