RESOLVED FIXED 283255
[JSC] Add `Array.prototype.fill` fast path with `std::fill` 
https://bugs.webkit.org/show_bug.cgi?id=283255
Summary [JSC] Add `Array.prototype.fill` fast path with `std::fill`
Sosuke Suzuki
Reported 2024-11-16 21:26:16 PST
The current implementation of Array.prototype.fill is written in simple JavaScript. This patch introduces a fast path for Array.prototype.fill, implementing it as C++ code using std::fill. TipOfTree Patched array-prototype-fill-undecided 5.3348+-0.3125 ^ 1.2260+-0.0131 ^ definitely 4.3515x faster array-prototype-fill-int32 3.7305+-0.0180 ^ 1.2081+-0.0305 ^ definitely 3.0880x faster array-prototype-fill-contiguous 5.6622+-0.1858 ^ 1.2336+-0.0089 ^ definitely 4.5898x faster array-prototype-fill-double 3.6588+-0.1293 ^ 1.2066+-0.0108 ^ definitely 3.0323x faster
Attachments
Add attachment proposed patch, testcase, etc.
Sosuke Suzuki
Comment 1 2024-11-16 21:27:05 PST
Pull request: https://github.com/WebKit/WebKit/pull/36769
Radar WebKit Bug Importer
Comment 2 2024-11-23 21:27:12 PST
<rdar://problem/140489233>
EWS
Comment 3 2024-12-02 06:44:55 PST
Committed 287215@main (619232f3b3be): <https://commits.webkit.org/287215@main> Reviewed commits have been landed. Closing PR #36769 and removing active labels.
Note You need to log in before you can comment on or make changes to this bug.