Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 053d9a84ec27095cb583274daaf41ef796c80633
https://github.com/WebKit/WebKit/commit/053d9a84ec27095cb583274daaf41ef796c80633
Author: Sosuke Suzuki <[email protected]>
Date: 2024-12-05 (Thu, 05 Dec 2024)
Changed paths:
A JSTests/microbenchmarks/array-prototype-toReversed-double.js
A JSTests/microbenchmarks/array-prototype-toReversed-int32.js
A JSTests/microbenchmarks/array-prototype-toReversed-object.js
A JSTests/microbenchmarks/array-prototype-toReversed-storage.js
A JSTests/microbenchmarks/array-prototype-toReversed-string.js
A JSTests/stress/array-prototype-toReversed-contiguous.js
A JSTests/stress/array-prototype-toReversed-double.js
A JSTests/stress/array-prototype-toReversed-int32.js
A JSTests/stress/array-prototype-toReversed-storage.js
M Source/JavaScriptCore/builtins/ArrayPrototype.js
M Source/JavaScriptCore/runtime/ArrayPrototype.cpp
M Source/JavaScriptCore/runtime/CommonIdentifiers.h
M Source/JavaScriptCore/runtime/JSArray.cpp
M Source/JavaScriptCore/runtime/JSArray.h
M Source/JavaScriptCore/runtime/JSArrayInlines.h
Log Message:
-----------
[JSC] Implement `Array.prototype.toReversed` in C++
https://bugs.webkit.org/show_bug.cgi?id=284030
Reviewed by Yusuke Suzuki.
This patch implements `Array.prototype.toReversed` in C++ based on the
implementation of `Array.prototype.reverse` and `Array.prototype.slice`
TipOfTree Patched
array-prototype-toReversed-string 14.6644+-0.0761 ^
7.8187+-0.3245 ^ definitely 1.8756x faster
array-prototype-toReversed-int32 11.6161+-0.0813 ^
7.5432+-0.2219 ^ definitely 1.5399x faster
array-prototype-toReversed-storage 13.7082+-0.1773 ^
9.2512+-0.5436 ^ definitely 1.4818x faster
array-prototype-toReversed-double 11.7221+-0.1975 ^
6.4701+-0.4021 ^ definitely 1.8117x faster
array-prototype-toReversed-object 15.2418+-1.2822 ^
7.6469+-0.2071 ^ definitely 1.9932x faster
* JSTests/microbenchmarks/array-prototype-toReversed-double.js: Added.
(test):
* JSTests/microbenchmarks/array-prototype-toReversed-int32.js: Added.
(test):
* JSTests/microbenchmarks/array-prototype-toReversed-object.js: Added.
(test):
* JSTests/microbenchmarks/array-prototype-toReversed-storage.js: Added.
(test):
* JSTests/microbenchmarks/array-prototype-toReversed-string.js: Added.
(test):
* JSTests/stress/array-prototype-toReversed-contiguous.js: Added.
(sameArray):
* JSTests/stress/array-prototype-toReversed-double.js: Added.
(sameArray):
* JSTests/stress/array-prototype-toReversed-int32.js: Added.
(sameArray):
* JSTests/stress/array-prototype-toReversed-storage.js: Added.
(sameArray):
* Source/JavaScriptCore/builtins/ArrayPrototype.js:
(toReversed): Deleted.
* Source/JavaScriptCore/runtime/ArrayPrototype.cpp:
(JSC::ArrayPrototype::finishCreation):
(JSC::JSC_DEFINE_HOST_FUNCTION):
(JSC::holesMustForwardToPrototype): Deleted.
(JSC::isHole): Deleted.
(JSC::containsHole): Deleted.
* Source/JavaScriptCore/runtime/CommonIdentifiers.h:
* Source/JavaScriptCore/runtime/JSArray.cpp:
(JSC::JSArray::fastToReversed):
* Source/JavaScriptCore/runtime/JSArray.h:
* Source/JavaScriptCore/runtime/JSArrayInlines.h:
(JSC::holesMustForwardToPrototype):
(JSC::isHole):
(JSC::containsHole):
Canonical link: https://commits.webkit.org/287431@main
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